KR20220111530A - An electronic device inclduing an acoustic guide structure - Google Patents

Abstract

An electronic device according to an embodiment disclosed in the present document comprises: a housing; a camera which is located inside the housing and spaced a first distance from the edge of the upper end of the electronic device in a first direction which is perpendicular to the edge of the upper end and oriented toward the edge of the lower end of the electronic device; a speaker located inside the housing to be adjacent to the camera; an opening located between the edge of the upper end of the electronic device and the camera; a deco grill for blocking at least a portion of the opening; and an acoustic guide structure which extends from the speaker in a second direction opposite to the first direction and extends, at an acute angle with respect to the second direction, along the perimeter of the camera to the opening. The present invention prevents deterioration of acoustic performance.

Description

ELECTRONIC DEVICE INCLUDING AUDIO GUIDE STRUCTURE

Various embodiments disclosed in this document relate to an electronic device including an acoustic component (eg, a speaker) and a sound guide structure in a closed section through which sound emitted from the acoustic component is propagated.

An electronic device such as a smartphone may include various components including a speaker and a camera inside a housing to provide various functions. The electronic device may include a front camera and a rear camera, and when the front camera is disposed on the upper center of the electronic device, the speaker may be positioned on the side of the front camera.

The electronic device may include an acoustic pipe structure through which sound emitted from the speaker is propagated along the inside of the housing of the electronic device and emitted through the front surface of the electronic device. The acoustic pipe structure may be implemented through sealing of various parts disposed inside the housing or a mold structure including a slide core.

A narrow portion of the acoustic guide structure may occur depending on the assembly of various parts or physical limitations of the mold structure, and thus acoustic performance may be deteriorated.

When the front camera is disposed on the upper center of the electronic device and the speaker is located on the side of the front camera, the shape of the acoustic pipe structure for the sound emitted from the speaker to be emitted through the front of the electronic device may be complicated and narrow, and , the performance of the propagating sound may deteriorate.

A BM (Black Matrix) portion may exist on the front surface of the electronic device due to the shape of the acoustic pipe structure, and the larger the BM portion, the more aesthetically pleasing the design may be.

An electronic device according to an embodiment disclosed in this document includes a housing, a first direction perpendicular to a top edge of the electronic device and toward a bottom edge of the electronic device, and is spaced apart from the top edge by a first length of the housing. a camera disposed therein, a speaker disposed adjacent to the camera in the interior of the housing, an opening disposed between a top edge of the electronic device and the camera, a deco grill shielding at least a portion of the opening, and from the speaker and a sound guide structure extending in a second direction opposite to the first direction and extending to the opening at an acute angle with respect to the second direction along the circumference of the camera.

A method of manufacturing a sound guide structure of an electronic device according to an embodiment disclosed in this document is a process of manufacturing a single structure of a closed section through blow molding injection, and double injection into the housing of the electronic device, CNC A process of forming a first opening in a portion of the single structure connected to a speaker disposed inside the housing through machining, and forming a first opening in a portion of the single structure connected to the opening disposed in the front of the housing through CNC machining 2 It may include a process of forming an opening.

According to various embodiments disclosed in this document, the sound guide structure that propagates sound so that the sound emitted from the speaker is emitted through the front surface of the electronic device prevents deterioration of acoustic performance, and reduces the BM portion, thereby improving design aesthetics. can increase

In addition, various effects directly or indirectly identified through this document may be provided.

1 is a block diagram of an electronic device in a network environment according to an embodiment.
2A illustrates an electronic device according to an embodiment.
FIG. 2B illustrates a cross-sectional view of FIG. 2A according to an embodiment.
3 illustrates a BM (Black Matrix) part according to an embodiment.
Figure 4a shows a deco grill according to an embodiment.
4B is a graph showing an effect according to a change in the size of the deco grill according to an embodiment.
5 illustrates an opening and a deco grill according to an embodiment.
6A illustrates a process of manufacturing a first type of sound guide structure according to an exemplary embodiment.
6B illustrates a process of manufacturing a second type of sound guide structure according to an exemplary embodiment.
7 is a graph illustrating an effect of a sound guide structure according to an embodiment.
8A illustrates a deco grill of a first type of sound guide structure according to an embodiment.
8B illustrates a deco grill of a second type of sound guide structure according to an embodiment.
In connection with the description of the drawings, the same or similar reference numerals may be used for the same or similar components.

Hereinafter, various embodiments will be described with reference to the accompanying drawings. However, this is not intended to limit the specific embodiments, and should be understood to include various modifications, equivalents, and/or alternatives of the embodiments.

1 is a block diagram of an electronic device in a network environment according to an embodiment.

Referring to FIG. 1 , in a network environment 100 , an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or a second network 199 . It may communicate with at least one of the electronic device 104 and the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120 , a memory 130 , an input module 150 , a sound output module 155 , a display module 160 , an audio module 170 , and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or an antenna module 197 may be included. In some embodiments, at least one of these components (eg, the connection terminal 178 ) may be omitted or one or more other components may be added to the electronic device 101 . In some embodiments, some of these components (eg, sensor module 176 , camera module 180 , or antenna module 197 ) are integrated into one component (eg, display module 160 ). can be

The processor 120, for example, executes software (eg, a program 140) to execute at least one other component (eg, a hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or operations. According to one embodiment, as at least part of data processing or operation, the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190 ) to the volatile memory 132 . may be stored in , process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 . According to an embodiment, the processor 120 is the main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit (eg, a graphic processing unit, a neural network processing unit) a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, when the electronic device 101 includes the main processor 121 and the sub-processor 123 , the sub-processor 123 uses less power than the main processor 121 or is set to be specialized for a specified function. can The auxiliary processor 123 may be implemented separately from or as a part of the main processor 121 .

The secondary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or when the main processor 121 is active (eg, executing an application). ), together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to an embodiment, the coprocessor 123 (eg, an image signal processor or a communication processor) may be implemented as part of another functionally related component (eg, the camera module 180 or the communication module 190 ). have. According to an embodiment, the auxiliary processor 123 (eg, a neural network processing device) may include a hardware structure specialized for processing an artificial intelligence model. Artificial intelligence models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself on which the artificial intelligence model is performed, or may be performed through a separate server (eg, the server 108). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but in the above example not limited The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the above example. The artificial intelligence model may include, in addition to, or alternatively, a software structure in addition to the hardware structure.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176 ) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, the program 140 ) and instructions related thereto. The memory 130 may include a volatile memory 132 or a non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 , and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input module 150 may receive a command or data to be used by a component (eg, the processor 120 ) of the electronic device 101 from the outside (eg, a user) of the electronic device 101 . The input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 155 may output a sound signal to the outside of the electronic device 101 . The sound output module 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from or as part of the speaker.

The display module 160 may visually provide information to the outside (eg, a user) of the electronic device 101 . The display module 160 may include, for example, a control circuit for controlling a display, a hologram device, or a projector and a corresponding device. According to an embodiment, the display module 160 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.

The audio module 170 may convert a sound into an electric signal or, conversely, convert an electric signal into a sound. According to an embodiment, the audio module 170 acquires a sound through the input module 150 , or an external electronic device (eg, a sound output module 155 ) connected directly or wirelessly with the electronic device 101 . The electronic device 102) (eg, a speaker or headphones) may output a sound.

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the sensed state. can do. According to an embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 177 may support one or more specified protocols that may be used by the electronic device 101 to directly or wirelessly connect with an external electronic device (eg, the electronic device 102 ). According to an embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102 ). According to an embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense. According to an embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to an embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to an embodiment, the power management module 188 may be implemented as, for example, at least a part of a power management integrated circuit (PMIC).

The battery 189 may supply power to at least one component of the electronic device 101 . According to one embodiment, battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). It can support establishment and communication performance through the established communication channel. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : It may include a local area network (LAN) communication module, or a power line communication module). A corresponding communication module among these communication modules is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, legacy It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (eg, a telecommunication network such as a LAN or a WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented as a plurality of components (eg, multiple chips) separate from each other. The wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199 . The electronic device 101 may be identified or authenticated.

The wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, a new radio access technology (NR). NR access technology includes high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency) -latency communications)). The wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 192 uses various techniques for securing performance in a high-frequency band, for example, beamforming, massive multiple-input and multiple-output (MIMO), all-dimensional multiplexing. It may support technologies such as full dimensional MIMO (FD-MIMO), an array antenna, analog beam-forming, or a large scale antenna. The wireless communication module 192 may support various requirements defined in the electronic device 101 , an external electronic device (eg, the electronic device 104 ), or a network system (eg, the second network 199 ). According to an embodiment, the wireless communication module 192 may include a peak data rate (eg, 20 Gbps or more) for realizing eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency for realizing URLLC ( Example: downlink (DL) and uplink (UL) each 0.5 ms or less, or round trip 1 ms or less) may be supported.

The antenna module 197 may transmit or receive a signal or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module 197 may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern. According to an embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected from the plurality of antennas by, for example, the communication module 190 . can be selected. A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) other than the radiator may be additionally formed as a part of the antenna module 197 .

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module comprises a printed circuit board, an RFIC disposed on or adjacent to a first side (eg, bottom side) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, an array antenna) disposed on or adjacent to a second side (eg, top or side) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and a signal ( eg commands or data) can be exchanged with each other.

According to an embodiment, the command or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external electronic devices 102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or a part of operations executed in the electronic device 101 may be executed in one or more external electronic devices 102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a function or service automatically or in response to a request from a user or other device, the electronic device 101 may perform the function or service itself instead of executing the function or service itself. Alternatively or additionally, one or more external electronic devices may be requested to perform at least a part of the function or the service. One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 101 . The electronic device 101 may process the result as it is or additionally and provide it as at least a part of a response to the request. For this purpose, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an Internet of things (IoT) device. The server 108 may be an intelligent server using machine learning and/or neural networks. According to an embodiment, the external electronic device 104 or the server 108 may be included in the second network 199 . The electronic device 101 may be applied to an intelligent service (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

The electronic device according to various embodiments disclosed in this document may have various types of devices. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

The various embodiments of this document and terms used therein are not intended to limit the technical features described in this document to specific embodiments, but it should be understood to include various modifications, equivalents, or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the item, unless the relevant context clearly dictates otherwise. As used herein, "A or B", "at least one of A and B", "at least one of A or B", "A, B or C", "at least one of A, B and C", and "A , B, or C," each of which may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as "first", "second", or "first" or "second" may simply be used to distinguish an element from other elements in question, and may refer elements to other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is “coupled” or “connected” to another (eg, second) component, with or without the terms “functionally” or “communicatively”. When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term “module” used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as, for example, logic, logic block, component, or circuit. can be used as A module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions. For example, according to an embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present document include one or more instructions stored in a storage medium (eg, internal memory 136 or external memory 138) readable by a machine (eg, electronic device 101). may be implemented as software (eg, the program 140) including For example, the processor (eg, the processor 120 ) of the device (eg, the electronic device 101 ) may call at least one of the one or more instructions stored from the storage medium and execute it. This makes it possible for the device to be operated to perform at least one function according to the called at least one command. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.

According to one embodiment, the method according to various embodiments disclosed in this document may be provided in a computer program product (computer program product). Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or through an application store (eg Play Store™) or on two user devices ( It can be distributed (eg, downloaded or uploaded) directly between smartphones (eg: smartphones) and online. In the case of online distribution, at least a part of the computer program product may be temporarily stored or temporarily generated in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.

According to various embodiments, each component (eg, a module or a program) of the above-described components may include a singular or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. have. According to various embodiments, one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, or omitted. or one or more other operations may be added.

FIG. 2A illustrates an electronic device 201 according to an exemplary embodiment, and FIG. 2B illustrates a cross-sectional view of FIG. 2A according to an exemplary embodiment.

2A and 2B , the electronic device 201 includes a housing, a front plate 241 , a rear plate 243 , a side plate 245 , a camera 211 , a speaker 212 (or a receiver), and an opening. 221 , and may include a deco grill 231 . The electronic device 201 may refer to a device in which sound is reproduced from a speaker and propagated through a pipe. For example, the electronic device 201 may include a smart phone, a tablet PC, an IOT speaker, a PC, and a headset.

Referring to FIG. 2A , the electronic device 201 may include various components inside the housing. According to an embodiment, the electronic device 201 may include a camera 211 inside the housing. The electronic device 201 is perpendicular to the upper edge of the electronic device 201 and is spaced apart from the upper edge by a first length in the first direction D toward the lower edge of the housing. A camera 211 may be included therein. The electronic device 201 may be spaced apart from the center C' of the upper edge of the electronic device 201 by a first length to include the camera 211 in the housing.

According to an embodiment, the electronic device 201 may include a speaker 212 adjacent to the camera 211 inside the housing. The electronic device 201 may include a speaker 212 on the side of the camera 211 inside the housing. For example, the electronic device 201 may include a speaker 212 on the right side of the camera 211 inside the housing. Although not shown in FIG. 2A , the electronic device 201 may include a speaker 212 on the left side of the camera 211 inside the housing.

According to an embodiment, the electronic device 201 may include an opening 221 between the upper edge and the camera 211 . The sound output from the speaker 212 may be emitted to the outside of the electronic device 201 through the opening 221 .

According to an embodiment, the electronic device 201 has an opening having a predetermined length in the first direction (D) between the upper edge and the camera 211 and having a predetermined length in the upper edge direction (E). (221). For example, the electronic device 201 has an opening having a length substantially equal to a length corresponding to a length between the camera 211 and the speaker 212 in the top edge direction E between the top edge and the camera 211 . (221). For another example, the electronic device 201 moves between the top edge and the camera 211 in the top edge direction E, from the center C' of the top edge and the center of the speaker 212 in the first direction ( The opening 221 may include an opening 221 extending in a second direction D′ opposite to D) and having a length substantially equal to a length corresponding to a point intersecting the upper edge.

According to an embodiment, the opening 221 may be formed asymmetrically with respect to the central axis C. Although not shown in FIG. 2A , the opening 221 may be formed symmetrically with respect to the central axis C. Referring to FIG.

FIG. 2B (a) shows a cross-sectional view taken along line A-A' of FIG. 2A.

Referring to (a) of FIG. 2B , the electronic device 201 may include a front plate 241 , a rear plate 243 , a side plate 245 , a speaker 212 , and an opening 221 . Components of the electronic device 201 may not be limited to the above example. For example, the electronic device 201 may include the decor grill 231 illustrated in (b) of FIG. 2B .

According to an embodiment, the electronic device 201 may output a sound through the speaker 212 . The sound output through the speaker 212 may propagate along the inside of the sound guide structure disposed inside the housing of the electronic device 201 and may be directed toward the opening 221 of the electronic device 201 . For example, the arrow shown in (a) of FIG. 2B may mean a path through which the sound output from the speaker 212 propagates along the inside of the sound guide structure.

According to an embodiment, the structure of the sound guide structure may be formed such that the sound output from the speaker 212 is sequentially propagated in the direction of the upper edge of the electronic device 201 and the direction of the opening 221 of the electronic device 201 . can The structure of the sound guide structure will be described in detail with reference to FIGS. 6A and 6B .

According to an embodiment, the sound guide structure may be formed of a single structure of a closed section including a first opening connected to the speaker 212 and a second opening connected to the opening 221 of the electronic device 201 . . The sound guide structure made of the single structure may be inserted into the housing through double injection and formed integrally with the housing. The first opening and the second opening may be formed through CNC machining. The sound guide structure may be formed of an injection-molded material, and the housing may be formed of a metal material.

(b) of FIG. 2B shows a cross-sectional view taken along line B-B' of FIG. 2A.

Referring to (b) of FIG. 2B , the electronic device 201 may include a front plate 241 , an opening 221 , and a decor grill 231 . Components of the electronic device 201 may not be limited to the above example. For example, the electronic device 201 illustrated in (a) of FIG. 2B may include a rear plate 243 , a side plate 245 , and a speaker 212 .

According to an embodiment, the sound located at the point D of the arrow shown in (a) of FIG. 2B is sequentially followed by the point D of the arrow shown in (b) of FIG. 2B along the inside of the sound guide structure. It may propagate in the direction of the central axis C of the device 201 and may be directed to the outside of the electronic device 201 through the opening 221 and the decor grill 231 of the electronic device 201 . For example, the arrow shown in (b) of FIG. 2B may mean a path through which the sound output from the speaker 212 propagates along the inside of the sound guide structure.

According to an embodiment, the deco grill 231 may include a plurality of through-holes. The deco grill 231 may be adhered to the opening 221 through an adhesive member applied to at least a portion of the periphery of the deco grill 231 . The deco grill 231 may be coupled to the housing (eg, the periphery of the opening 221 ) through a coupling member (eg, a groove or a hook) disposed on at least a portion of the periphery of the deco grill 231 . The sound propagating along the inside of the sound guide structure may be directed to the outside through a plurality of through-holes of the deco grill 231 .

3 shows a Black Matrix (BM) portion 301 according to an embodiment.

3A shows the opening 221 and the decor grill 231 of the electronic device 201 , and FIG. 3B shows the BM (Black Matrix) part 301 .

Referring to FIG. 3A , the electronic device 201 may include an opening 221 and a decoration grill 231 shielding at least a portion of the opening 221 . For example, the deco grill 231 may shield the whole or part of the opening 221 .

According to an embodiment, the opening 221 may be formed asymmetrically with respect to the central axis of the electronic device 201 . Although not shown in FIG. 3 , the opening 221 may be formed symmetrically with respect to the central axis of the electronic device 201 . The central axis may refer to the central axis C of FIG. 2A .

According to an embodiment, the deco grill 231 has substantially the same size as the size of the opening 221 formed asymmetrically with respect to the central axis, and the entire opening 221 formed asymmetrically can be shielded.

According to an embodiment, the decor grill 231 has a size substantially smaller than the size of the opening 221 formed asymmetrically with respect to the central axis, and a portion of the opening 221 formed asymmetrically. can be shielded.

According to an embodiment, the decor grill 231 has substantially the same size as the size of the opening 221 symmetrically formed with respect to the central axis, and shields the entire opening 221 symmetrically formed. can do.

According to an embodiment, in order for the deco grill 231 to shield at least a portion of the opening 221 , the deco grill 231 may be adhered or coupled to at least a portion of the opening 221 . The deco grill 231 may be adhered to the opening 221 through an adhesive member applied to at least a portion of the periphery of the deco grill 231 . In order for the deco grill 231 to be adhered to the opening 221 , the deco grill 231 may be seated, and a predetermined width 311 for applying the adhesive member may be required.

Referring to (b) of FIG. 3 , the electronic device 201 has the upper BM part 301 by a length corresponding to a predetermined width 311 for which the decorative grill 231 is seated from the upper edge and the adhesive member is applied. ) may be included. The electronic device 201 may include a BM portion 301 along the circumference of the display 321 .

4A shows a deco grill 231 according to a comparative example.

4A (a) illustrates an enlarged center of the upper edge of the electronic device 201 . According to the comparative example, the electronic device 201 may include an opening 221 and a decoration grill 231 having a first width 411 . The dotted line shown in FIG. 4A may mean a perspective view. The sound output from the speaker 212 propagates from the opening 221 indicated by a dotted line in the central axis direction of the electronic device 201 through the deco grill 231 having a first width 411 of the electronic device 201 . may be emitted outside. The central axis may refer to the central axis C of FIG. 2A .

4A (b) illustrates an enlarged center of the upper edge of the electronic device 201 . According to the comparative example, the electronic device 201 may include an opening 221 , and may include a decoration grill 231 having a second width 412 . The sound output from the speaker 212 propagates from the opening 221 indicated by a dotted line in the central axis direction of the electronic device 201 through the deco grill 231 having a second width 412 of the electronic device 201 . may be emitted outside. The central axis may refer to the central axis C of FIG. 2A .

Figure 4b shows a graph regarding the effect according to the size change of the deco grill 231 according to the comparative example.

In the graph shown in FIG. 4B , the x-axis may be frequency (Hz), and the y-axis may be SPL (dB). Referring to the graph, from the decor grill 231 of the first width 411 shown in (a) of FIG. 4A to the decor grill 231 of the second width 412 shown in (b) of FIG. 4A. When the size is changed, performance degradation of the sound output from the speaker 212 may occur. For example, when the width of the deco grill 231 of the electronic device having the conventional sound guide structure is changed from the first width 411 to the second width 412 , the sound output through the speaker of the electronic device may cause degradation of about 5.1 dB in the WB band 421 . It may be necessary to reduce the width of the deco grill 231 while minimizing the occurrence of deterioration of the output sound. This will be described in detail with reference to FIG. 5 . The conventional sound guide structure is an expression referring to the shape of a conventional sound pipe path compared to the sound guide structure disclosed in this document (eg, the sound guide structure 600 shown in FIG. 6A or FIG. 6B), and is integrated with the housing. It does not mean the structure being formed.

5 illustrates an opening 221 and a decor grill 231 according to an embodiment.

According to a comparative embodiment, the electronic device in state 501 means an electronic device having a conventional sound guide structure, and according to an embodiment, the electronic device 201 in state 502 and state 503 includes a sound guide structure (eg, 6a). Alternatively, it may mean the electronic device 201 provided with the sound guide structure 600 shown in FIG. 6B . For example, the magnitude of the sound pressure compared to the frequency of the sound output from the electronic device in the 501 state may correspond to the graph of the existing structure and the existing glass of FIG. may correspond to the graph of the sound guide structure and the reduced width glass (50%) of FIG. 7, and the magnitude of the sound pressure compared to the frequency of the sound output from the electronic device in the 503 state is in the graph of the sound guide structure and the existing glass of FIG. can respond.

According to a comparative embodiment, the electronic device in state 501 may include an opening 221 having a first width 511 and a decoration grill 231 having a first width 521 . When the sound output through the speaker of the electronic device in the 501 state is emitted through the decor grill 231 having the first width 521, the output sound may be deteriorated, and the degree of deterioration of the sound is It will be explained through the graph shown in Fig. 7.

According to an embodiment, the electronic device 201 in the 502 state may include an opening 221 having a second width 512 and a decoration grill 231 having a second width 522 . The decoration grill 231 included in the electronic device 201 in the 502 state may shield at least a portion of the opening 221 or overlap at least a portion of the opening 221 . When the sound output through the speaker 212 of the electronic device 201 in the 502 state is emitted through the decor grill 232 having the second width 522, the degree of sound deterioration is reduced compared to the case in the 501 state. can The degree of reduction in sound deterioration will be described with reference to the graph shown in FIG. 7 .

According to an embodiment, the electronic device 201 in state 503 may include an opening 221 having a second width 512 and a decoration grill 231 having a first width 521 . When the sound output through the speaker 212 of the electronic device 201 in the 503 state is emitted through the decor grill 232 having the first width 521, the degree of deterioration of the sound is reduced compared to the case in the 501 state. can The degree of reduction in sound deterioration will be described with reference to the graph shown in FIG. 7 .

6A illustrates a process of manufacturing the sound guide structure 600 of the first type according to an embodiment.

According to the state 601a, the sound guide structure 600 may be manufactured as a single structure of a closed section through blow molding and injection. The sound guide structure 600 made of the single structure may be inserted into the housing of the electronic device 201 through double injection and formed integrally with the housing. The sound guide structure 600 may be disposed between the speaker 212 and the opening 221 .

According to an embodiment, the sound guide structure 600 may include an additional conduit 603 between the speaker 212 and the opening 221 of the electronic device 201 . The camera 211 may be spaced apart by a predetermined distance from the center of the upper edge of the electronic device 201 , and an additional conduit 603 may direct the upper edge direction from the speaker 212 disposed adjacent to the camera 211 . As a reference, an acute angle is formed along the circumference of the camera 211 and may be directed toward the opening 221 of the electronic device 201 in a diagonal direction.

According to states 603a and 605a, the sound guide structure 600 may form a first opening 611 in a portion connected to the speaker 212 among the single structures through CNC machining. The sound guide structure 600 may form a second opening 612 in a portion of the single structure connected to the opening 221 of the electronic device 201 through CNC machining. The length of the second opening 612 of the first type of sound guide structure 600 may be substantially the same as the length between the camera 211 and the speaker 212 disposed inside the housing of the electronic device 201 . have. At least a portion of the sound output through the speaker 212 sequentially propagates through the first opening 611 , the additional conduit 603 , and the second opening 612 of the sound guide structure 600 to the electronic device 201 . may be released to the outside of

6B illustrates a process of manufacturing a second type of sound guide structure according to an exemplary embodiment.

Referring to FIG. 6B , the second type of sound guide structure 600 has a shorter length of the second opening 612 as compared to the first type of sound guide structure 600 illustrated in FIG. 6A . It may mean a guide structure. For example, the length of the second opening 612 of the sound guide structure 600 of the first type shown in FIG. 6A may substantially correspond to the length between the camera 211 and the speaker 212 , and the second The opening 612 may be formed asymmetrically with respect to the central axis C. For another example, the length of the second opening 612 of the acoustic guide structure 600 of the second type shown in FIG. 6B may substantially correspond to the length of the upper edge direction E of the camera 211 and , the opening 612 may be formed symmetrically with respect to the central axis C.

According to the state 601b, the sound guide structure 600 may be manufactured as a single structure of a closed section through blow molding injection. The sound guide structure 600 made of the single structure may be inserted into the housing of the electronic device 201 through double injection and formed integrally with the housing. The sound guide structure 600 may be disposed between the speaker 212 and the opening 221 .

According to an embodiment, the sound guide structure 600 may include an additional conduit 603 between the speaker 212 and the opening 221 of the electronic device 201 . The camera 211 may be spaced apart by a predetermined distance from the center of the upper edge of the electronic device 201 , and an additional conduit 603 may direct the upper edge direction from the speaker 212 disposed adjacent to the camera 211 . As a reference, an acute angle is formed along the circumference of the camera 211 and may be directed toward the opening 221 of the electronic device 201 in a diagonal direction.

According to states 603b and 605b, the sound guide structure 600 may form a first opening 611 in a portion connected to the speaker 212 among the single structures through CNC machining. The sound guide structure 600 may form a second opening 612 in a portion of the single structure connected to the opening 221 of the electronic device 201 through CNC machining. The length of the second opening 612 of the second type of sound guide structure 600 may be substantially the same as the width of the camera 211 disposed inside the housing of the electronic device 201 . The length of the second opening 612 of the sound guide structure 600 of the second type is not limited to the above example, and any length of the second opening 612 of the sound guide structure 600 of the first type is shorter than the length. length may be included. At least a portion of the sound output through the speaker 212 sequentially propagates through the first opening 611 , the additional conduit 603 , and the second opening 612 of the sound guide structure 600 to the electronic device 201 . may be released to the outside of

7 is a graph illustrating an effect of a sound guide structure according to an embodiment.

In the graph shown in FIG. 7 , the x-axis may be frequency (Hz), and the y-axis may be SPL (dB). Referring to the graph, when compared to the conventional electronic device including the sound guide structure shown in the graphs of FIGS. 4A and 4B , the output from the electronic device 201 including the sound guide structure 600 is The performance of sound can be improved. Referring to Table 1, when the sound guide structure 600 (the sound guide structure in Table 1) is provided rather than the case in which the conventional sound guide structure (the existing structure in Table 1) is provided, the electronic device 201 operates in the WB band. Acoustic performance may be improved. For example, the electronic device 201 having the sound guide structure 600 may have substantially similar acoustic performance even if the width of the deco grill 231 (eg, glass in Table 1) is reduced (eg, reduced by 50%). can

Frequency band (kHz) Existing structure + Existing glass Sound guide structure + existing glass Sound guide structure + reduced width Glass (50%) bass 50Hz~500Hz Ref 1.0 1.0 middle station 500Hz~2kHz Ref 1.3 1.4 NB 2kHz to 4kHz Ref 1.3 1.3 WB 4kHz to 8kHz Ref 5.1 4.1 SWB 8kHz to 12.5kHz Ref 7.0 6.8

8A shows a deco grill of a sound guide structure of a first type according to an embodiment, and FIG. 8B shows a deco grill of a sound guide structure of a second type according to an embodiment.

Referring to FIGS. 8A and 8B , the opening 221 of the electronic device 201 may be shielded through a decor grill 231 manufactured using a milling shape. The opening 221 may refer to a portion connected to the second opening 612 illustrated in FIG. 6A .

Referring to FIGS. 8A and 8B , the opening 221 of the electronic device 201 may be shielded through a deco grill 231 manufactured through a laser perforation. It is possible to reduce the decoration material through the laser perforation, it is possible to reduce the BM portion 301 of FIG. The deco grill 231 manufactured through laser perforation may shield the opening 221 . The opening 221 may refer to a portion connected to the second opening 612 illustrated in FIG. 6B .

According to an embodiment, the electronic device 201 extends from the upper edge to the housing, in a first direction D perpendicular to the upper edge of the electronic device 201 and toward the lower edge of the electronic device 201 . A camera 211 disposed inside the housing spaced apart by a first length, a speaker 212 disposed adjacent to the camera 211 inside the housing, an upper edge of the electronic device 201 and the camera An opening 221 disposed between 211 , a decoration grill 231 for shielding at least a portion of the opening 221 , and a second direction opposite to the first direction D from the speaker 212 ( It may include a sound guide structure 600 extending to D) and extending to the opening 221 at an acute angle with respect to the second direction D along the circumference of the camera 211 .

According to an embodiment, the housing may be made of a metal material, and the sound guide structure 600 may be made of an injection-molded material.

According to an embodiment, the sound guide structure 600 may be inserted into the housing through double injection and formed integrally with the housing.

According to an embodiment, the camera 211 may be spaced apart by the first length from the center C' of the upper edge in the first direction D and disposed inside the housing.

According to an embodiment, the speaker 212 may be disposed on a side surface of the camera 211 .

According to an embodiment, the decor grill 231 may include a plurality of through-holes.

According to an embodiment, the sound guide structure 600 includes a first opening 611 connected to the speaker 212 and a second opening 612 connected to the opening 221 of the electronic device 201 . It may consist of a single structure of a closed section including.

According to an embodiment, the first opening 612 and the second opening 612 may be formed through CNC machining.

According to an embodiment, the opening 221 may be disposed on the front surface of the electronic device 201 .

According to an embodiment, the opening 221 is spaced apart from the center C ′ of the upper edge by a distance shorter than the first length in the first direction D and disposed on the front surface of the electronic device 201 . can be

According to an embodiment, the opening 221 may be adhered to the decor grill 231 through an adhesive member applied to at least a portion of the periphery of the decor grill 231 .

According to an embodiment, the opening 221 has a second length in the first direction D and a third length in the upper edge direction, and is symmetrically based on a center C' of the upper edge. can be formed.

According to an embodiment, the decor grill 231 has substantially the same size as the size of the symmetrically formed opening 221 , and is formed symmetrically with respect to the center C' of the upper edge. The entirety of the symmetrically formed opening 221 may be shielded.

According to an embodiment, the opening 221 has a second length in the first direction D and a third length in the upper edge direction, and is asymmetrical with respect to the center C' of the upper edge. can be formed with

According to one embodiment, the deco grill 231 has a second length in the first direction (D) and a fourth length shorter than the third length in the upper edge direction, and the center (D) of the upper edge. ') may be symmetrically formed to shield a portion of the asymmetrically formed opening 221 .

According to an embodiment, the decor grill 231 has substantially the same size as the asymmetrically formed opening 221, and is formed asymmetrically with respect to the center C' of the upper edge. The entirety of the asymmetrically formed opening 221 may be shielded.

According to an embodiment, the decor grill 231 may be manufactured through a laser perforation.

According to an embodiment, the sound guide structure 600 may be formed through blow molding injection.

According to an embodiment, the method for manufacturing the sound guide structure of the electronic device 201 includes manufacturing a single structure of a closed section through blow molding injection, and double injection into the housing of the electronic device 201 . Process, a process of forming a first opening 611 in a portion connected to the speaker 212 disposed inside the housing of the single structure through CNC machining, a process of forming the first opening 611 on the front surface of the housing among the single structures through CNC machining A process of forming the second opening 612 at a portion connected to the arranged opening 221 may be included.

According to an embodiment, the camera 211 of the electronic device 201 is perpendicular to the top edge of the electronic device 201 and is directed toward the bottom edge of the electronic device in a first direction D', the top It is spaced apart from an edge by a first length and disposed inside the housing, the speaker 212 is disposed on a side surface of the camera 211 inside the housing, and the opening 221 is formed in the electronic device 201 . is disposed between the front upper edge of the camera 211 and extends from the speaker 212 in a second direction (D) opposite to the first direction (D′), and extends along the periphery of the camera It may include the sound guide structure 600 extending to the opening 221 at an acute angle with respect to the two directions (D).

The effects obtainable in the present disclosure are not limited to the above-mentioned effects, and other effects not mentioned may be clearly understood by those of ordinary skill in the art to which the present disclosure belongs from the description below. will be.

Methods according to the embodiments described in the claims or specifications of the present disclosure may be implemented in the form of hardware, software, or a combination of hardware and software.

When implemented in software, a computer-readable storage medium storing one or more programs (software modules) may be provided. One or more programs stored in the computer-readable storage medium are configured to be executable by one or more processors in an electronic device (device). One or more programs include instructions for causing an electronic device to execute methods according to embodiments described in a claim or specification of the present disclosure.

Such programs (software modules, software) include random access memory, non-volatile memory including flash memory, read only memory (ROM), electrically erasable programmable ROM (electrically erasable programmable read only memory, EEPROM), magnetic disc storage device, compact disc-ROM (CD-ROM), digital versatile discs (DVDs), or other It may be stored in an optical storage device or a magnetic cassette. Alternatively, it may be stored in a memory composed of a combination of some or all thereof. In addition, each configuration memory may be included in plurality.

In addition, the program is transmitted through a communication network consisting of a communication network such as the Internet, an intranet, a local area network (LAN), a wide area network (WAN), or a storage area network (SAN), or a combination thereof. It may be stored on an attachable storage device that can be accessed. Such a storage device may be connected to a device implementing an embodiment of the present disclosure through an external port. In addition, a separate storage device on the communication network may be connected to the device implementing the embodiment of the present disclosure.

In the specific embodiments of the present disclosure described above, components included in the disclosure are expressed in the singular or plural according to the specific embodiments presented. However, the singular or plural expression is appropriately selected for the context presented for convenience of description, and the present disclosure is not limited to the singular or plural element, and even if the element is expressed in plural, it is composed of a singular or singular. Even an expressed component may be composed of a plurality of components.

Meanwhile, although specific embodiments have been described in the detailed description of the present disclosure, various modifications are possible without departing from the scope of the present disclosure. Therefore, the scope of the present disclosure should not be limited to the described embodiments and should be defined by the claims described below as well as the claims and equivalents.

Claims (20)

In an electronic device,
housing;
a camera disposed inside the housing while being spaced apart from the top edge by a first length in a first direction perpendicular to the top edge of the electronic device and toward the bottom edge of the electronic device;
a speaker disposed inside the housing and adjacent to the camera;
an opening disposed between a top edge of the electronic device and the camera;
a deco grill for shielding at least a portion of the opening; and
and a sound guide structure extending from the speaker in a second direction opposite to the first direction and extending to the opening at an acute angle with respect to the second direction along a circumference of the camera. The method according to claim 1,
The housing is made of a metal material, and the sound guide structure is made of an injection molding material. The method according to claim 1,
The sound guide structure is inserted into the housing through double injection and is formed integrally with the housing. The method according to claim 1,
and the camera is disposed inside the housing while being spaced apart by the first length in the first direction from the center of the upper edge. The method according to claim 1,
and the speaker is disposed on a side of the camera. The method according to claim 1,
The decor grille includes a plurality of through-holes, an electronic device. The method according to claim 1,
The sound guide structure includes a single structure of a closed section including a first opening connected to the speaker and a second opening connected to the opening of the electronic device. 8. The method of claim 7,
The first opening and the second opening are formed through CNC machining. The method according to claim 1,
and the opening is disposed on a front surface of the electronic device. The method according to claim 1,
and the opening is spaced apart from a center of the upper edge by a distance shorter than the first length in the first direction and disposed on the front surface of the electronic device. The method according to claim 1,
The opening is bonded to the decor grill through an adhesive member applied to at least a portion of the periphery of the decor grill. The method according to claim 1,
The opening has a second length in the first direction and a third length in the direction of the top edge, and is formed symmetrically with respect to a center of the top edge. 13. The method of claim 12,
The decorative grille has substantially the same size as the size of the symmetrically formed opening, and is formed symmetrically with respect to the center of the upper edge to shield the entirety of the symmetrically formed opening. The method according to claim 1,
The opening has a second length in the first direction and a third length in the direction of the top edge, and is formed asymmetrically with respect to a center of the top edge. 15. The method of claim 14,
The decor grill has a second length in the first direction and a fourth length shorter than the third length in the direction of the upper edge, and is formed symmetrically with respect to the center of the upper edge to form the asymmetrically An electronic device that shields a portion of the opening. 15. The method of claim 14,
The decorative grille has substantially the same size as the asymmetrically formed opening, and is formed asymmetrically with respect to a center of the upper edge to shield the entirety of the asymmetrically formed opening. The method according to claim 1,
The deco grill is manufactured through laser perforation, an electronic device. The method according to claim 1,
The electronic device, wherein the sound guide structure is formed through blow molding injection. A method of manufacturing a sound guide structure for an electronic device, the method comprising:
manufacturing a single structure of a closed section through blow molding injection and double injection into the housing of the electronic device;
forming a first opening in a portion of the single structure connected to a speaker disposed inside the housing through CNC machining;
and forming a second opening in a portion of the single structure connected to the opening disposed on the front surface of the housing through CNC machining. 20. The method of claim 19,
The camera of the electronic device is disposed inside the housing while being spaced apart from the top edge by a first length in a first direction perpendicular to the top edge of the electronic device and toward the bottom edge of the electronic device,
The speaker is disposed on the side of the camera inside the housing,
The opening is disposed between the front upper edge of the electronic device and the camera,
and the sound guide structure extending from the speaker in a second direction opposite to the first direction and extending to the opening at an acute angle with respect to the second direction along a circumference of the camera.

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