CN111029747A - Electronic device - Google Patents
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- CN111029747A CN111029747A CN201911353226.9A CN201911353226A CN111029747A CN 111029747 A CN111029747 A CN 111029747A CN 201911353226 A CN201911353226 A CN 201911353226A CN 111029747 A CN111029747 A CN 111029747A
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- metal body
- opening
- middle frame
- electronic device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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Abstract
The embodiment of the application provides electronic equipment. The circuit board comprises a cover plate, a shell, a middle frame and a circuit board, wherein the middle frame and the circuit board are arranged between the cover plate and the shell; the middle frame comprises a middle frame body and a first metal body extending out of the middle frame body; the first metal body is provided with a first antenna radiating body in a bent shape, and the length of the first antenna radiating body is greater than that of the first metal body; the first antenna radiator is provided with a feeding point and a feeding point, and the first antenna radiator is coupled with the circuit board through the feeding point. According to the antenna, the first bent antenna radiating body is arranged on the first metal body, so that the length of the first antenna radiating body is larger than that of the first metal body, the characteristic of prolonging the electrical length of the antenna under the condition that the physical length of the first metal body is limited is achieved, and the antenna performance of the electronic device is improved.
Description
Technical Field
The present application relates to the field of electronic technology, and in particular, to an electronic device.
Background
With the development of communication technology, electronic devices such as smart phones are becoming more and more popular. Along with the design of more and full screen of electronic equipment function, especially occupy more and more to the space of electronic equipment lateral part for the space of electronic equipment lateral part is more and more limited, can occupy to use the antenna to be located the headroom region of electronic equipment lateral part, influences the antenna performance.
With the development of the full-screen technology, the clearance area reserved for the antenna by electronic equipment such as a mobile phone is smaller and smaller. Meanwhile, people have higher and higher requirements on the communication capability of electronic equipment such as mobile phones. With the widespread application of MIMO multiple-input multiple-output technology and the development of 5G technology, configuring multiple antennas in electronic devices has become the mainstream way at present. In the multi-antenna technology, a current common mode is to cut a fracture in a metal body of a frame of an electronic device, so that different metal bodies are used as antenna radiators, and each antenna radiator covers a resonance mode in a certain frequency band range. However, when the number of antennas is too large, it is difficult to stack and design the limited usable metal bodies, and other antennas are usually required to be added to meet the design requirement, and the distance between each antenna is small, so that the isolation between the antennas is poor, thereby causing the performance degradation of the antennas and affecting the use of users.
Disclosure of Invention
The embodiment of the application provides electronic equipment, which can improve the antenna performance of the electronic equipment.
An embodiment of the present application provides an electronic device, including: the circuit board comprises a cover plate, a shell, a middle frame and a circuit board, wherein the middle frame and the circuit board are arranged between the cover plate and the shell;
the middle frame comprises a middle frame body and a first metal body extending out of the middle frame body;
a first metal body, a first antenna radiator and a second antenna radiator, wherein the first metal body is provided with a first antenna and a second antenna, and the first antenna radiator is bent and has a length greater than that of the first metal body;
the first antenna radiator is provided with a feeding point and a feeding point, and the first antenna radiator is coupled with the circuit board through the feeding point.
In the electronic device according to the embodiment of the application, a groove body and an opening are arranged on the first metal body, the groove body penetrates through the first metal body in the thickness direction of the first metal body, and the opening penetrates through at least one side edge of the groove body in the width direction of the first metal body;
the edge of the groove body and the opening are arranged at intervals to form the bent first antenna radiator.
In the electronic device according to the embodiment of the present application, the opening includes a first opening, and the first opening penetrates through one side of the tank body in the width direction of the first metal body;
the feeding point is positioned on one side of the first opening in the extending direction of the tank body on the first metal body, and the feeding point is positioned on one side of the first opening in the first metal body opposite to the extending direction of the tank body;
the first antenna radiator extends from the feed point to the feed point along the edge of the slot on the first metal body.
In the electronic device according to the embodiment of the present application, the opening includes a first opening and a second opening, the first opening penetrates through one side of the tank body in the width direction of the first metal body, and the second opening penetrates through the other side of the tank body in the width direction of the first metal body;
the feeding point is positioned at one side of the first opening in the extending direction of the tank body on the first metal body, and the feeding point is positioned at one side of the second opening in the extending direction of the tank body on the first metal body;
the first antenna radiator extends from the feed point to the feed point along the edge of the slot on the first metal body.
In the electronic device according to the embodiment of the present application, the feeding point is disposed at an end of the first antenna radiator close to the first opening, and the feeding point is disposed at an end of the first antenna radiator close to the second opening.
In the electronic device according to the embodiment of the application, the first metal body includes an extension piece and a bending piece which are connected with each other, and the extension piece is located between the middle frame body and the bending piece.
In the electronic device according to the embodiment of the present application, the groove body is disposed on the extending piece and the bending piece, and the groove body extends from the starting end of the first metal body along the length direction of the extending piece and the bending piece to the tail end of the first metal body.
In the electronic device according to the embodiment of the present application, the groove body is disposed on the bending piece, and the groove body extends from a joint of the extending piece and the bending piece along a length direction of the bending piece to a tail end of the first metal body.
In the electronic device according to the embodiment of the present application, the width of the opening ranges from 0.5mm to 8 mm.
In the electronic device according to the embodiment of the application, the middle frame further includes a second metal body extending from the middle frame body, and the first metal body and the second metal body are arranged at intervals to form a fracture.
In the electronic device according to the embodiment of the present application, the groove body, the opening, and the fracture are filled with a non-metallic substance.
In the electronic device according to the embodiment of the present application, the groove body, the opening, and the fracture are filled with a non-metallic substance.
The electronic equipment provided by the embodiment of the application comprises a cover plate, a shell, a middle frame and a circuit board, wherein the middle frame and the circuit board are arranged between the cover plate and the shell; the middle frame comprises a middle frame body and a first metal body extending out of the middle frame body; a first metal body, a first antenna radiator and a second antenna radiator, wherein the first metal body is provided with a first antenna and a second antenna, and the first antenna radiator is bent and has a length greater than that of the first metal body; the first antenna radiator is provided with a feeding point and a feeding point, and the first antenna radiator is coupled with the circuit board through the feeding point. According to the antenna, the first bent antenna radiating body is arranged on the first metal body, so that the length of the first antenna radiating body is larger than that of the first metal body, the characteristic of prolonging the electrical length of the antenna under the condition that the physical length of the first metal body is limited is achieved, and the antenna performance of the electronic device is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Fig. 2 is a first structural schematic diagram of a middle frame according to an embodiment of the present application.
Fig. 3 is a second structural schematic diagram of a middle frame according to an embodiment of the present application.
Fig. 4 is a third structural schematic diagram of a middle frame according to an embodiment of the present application.
Fig. 5 is a fourth structural schematic diagram of a middle frame according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The embodiment of the application provides electronic equipment. The details will be described below separately. The electronic equipment can be equipment such as a smart phone, a tablet computer and a smart watch.
Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure, and fig. 2 to 5 are schematic structural diagrams of a middle frame according to an embodiment of the present disclosure. The electronic device 10 may include a cover plate 11, a display 12, a circuit board 13, a battery 14, a bezel 15, and a housing 16. It should be noted that the electronic device 10 is not limited to the above, and may include other devices.
Wherein the cover plate 11 is mounted to the display screen 12 to cover the display screen 12. The cover plate 11 may be a transparent glass cover plate so that the display screen displays through the cover plate 11. For example, the cover plate 11 may be a glass cover plate made of a material such as sapphire.
Wherein the bezel 15 and the housing 16 may form an outer contour of the electronic device 10. The middle frame 15 and the case 16 may form a receiving space to receive the display 12, the circuit board 13, the battery 14, and the like. Further, the cover plate 11 may be fixed to the middle frame 15, and the cover plate 11, the middle frame 15 and the case 16 form a closed space to accommodate the display 12, the circuit board 13, the battery 14, and the like. The cover plate 11 covers the middle frame 15 from the front of the electronic device 10, the housing 16 covers the middle frame 15 from the back of the electronic device 10, the cover plate 11 and the housing 16 are located on opposite sides of the middle frame 15, and the cover plate 11 and the housing 16 are located opposite to each other.
In some embodiments, the middle frame 15 may be made of a metal material such as magnesium alloy, stainless steel, etc. It should be noted that the material of the frame 15 in the embodiment of the present application is not limited to this, and other manners may also be adopted, for example, the middle frame 15 may include a non-metal portion and a metal portion. For example, the middle frame 15 may include a middle frame body 151 and a first metal body 151 extending from the middle frame body 150. The middle frame body 150 is a non-metal part, and the first metal body 151 is a metal part. The middle frame body 150 may be made of ceramic or plastic.
The housing 16 may be a plastic housing. For example, the housing 16 is also a ceramic housing. For example, the housing 16 may be a metal and plastic mating housing structure.
The circuit board 13 is installed in a closed space formed by the cover plate 11, the middle frame 15 and the housing 16, the circuit board 13 may be a main board of the electronic device 10, and one, two or more functional components of a motor, a microphone, a speaker, an earphone interface, a universal serial bus interface, a front camera, a rear camera, a distance sensor, an ambient light sensor, a receiver, a processor and the like may be integrated on the circuit board 13.
In some embodiments, the circuit board 13 may be screwed to the middle frame 15 by screws, or may be snapped to the middle frame 15 by means of a snap. It should be noted that the way in which the circuit board 13 is specifically fixed to the middle frame 151 in the embodiment of the present application is not limited to this, and other ways, such as a way of fixing by a snap and a screw together, may also be used.
Wherein the battery 14 is installed in the sealed space formed by the cover plate 11, the middle frame 15 and the housing 16, and the battery 14 is electrically connected with the circuit board 13 to provide power to the electronic device 10. The housing 15 may serve as a battery cover for the battery 14. The case 15 covers the battery 14 to protect the battery 14, and particularly, the rear cover covers the battery 14 to protect the battery 14, reducing damage to the battery 14 due to collision, dropping, and the like of the electronic apparatus 10.
Wherein, the display screen 12 is installed in the closed space formed by the cover plate 11, the middle frame 15 and the casing 16, and meanwhile, the display screen 12 is electrically connected to the circuit board 13 to form the display surface of the electronic device 10. The display screen 12 may include a display area and a non-display area. The display area may be used to display a screen of the electronic device 10 or provide a user with touch control. The top area of the non-display area is provided with an opening for conducting sound and light, and the bottom of the non-display area can be provided with functional components such as a fingerprint module, a touch key and the like. The cover plate 11 is mounted on the display 12 to cover the display 12, and may form the same display area and non-display area as the display 12 or different display areas and non-display areas.
In some embodiments, the Display 12 may be a Liquid Crystal Display (LCD) or Organic Light-Emitting Diode (OLED) type Display. In some embodiments, when the display 12 is a liquid crystal display, the display 12 may include a backlight module, a lower polarizer, an array substrate, a liquid crystal layer, a color filter substrate, an upper polarizer, and the like, which are sequentially stacked. When the display 12 is an organic light emitting diode display, the display 12 may include a base layer, an anode layer, an organic layer, a conductive layer, an emission layer, and a cathode layer stacked in sequence. In some embodiments, the display 12 may be a transparent display, which may also be a non-transparent display.
Note that the structure of the display screen 12 is not limited to this. For example, the display 12 may be a full-face screen. The display 12 may not include a non-display area, but may be configured as a full-screen structure, and functional components such as a distance sensor and an ambient light sensor may be disposed below the display 12 or at other positions.
Referring to fig. 2 to 5, fig. 2 to 5 are schematic structural diagrams of a middle frame according to an embodiment of the present disclosure. Fig. 2 to 5 show front views as viewed from the front of the electronic apparatus, and plan views as viewed from the electronic apparatus. The middle frame 15 may include a middle frame body 150 and a first metal body 151 extending from the middle frame body 150.
Wherein, a first antenna radiator 1511 is formed on the first metal body 151 in a bent shape, and the length of the first antenna radiator 1511 is greater than the length of the first metal body 151.
Wherein the length of the first antenna radiator 1511 is the physical length of the first antenna radiator 1511. The length of the first metal body 151 is the physical length of the first metal body 151. By arranging the first bent antenna radiator 1511 on the first metal body 151, the physical length of the first antenna radiator 1511 is greater than that of the first metal body 151, so that the physical length of the first antenna radiator 151 is extended under the condition that the physical length of the first metal body 151 is limited, and further the electrical length of the first antenna radiator 1511 is extended, thereby improving the antenna performance of the electronic device and reducing the device cost. The embodiment of the application greatly improves the utilization rate of the frame metal body, can set more antennas in the limited metal body, and has technical advantages in multi-antenna electronic equipment. Wherein the electrical length of the first antenna radiator 1511 is equal to the ratio of the physical length of the first antenna radiator 151 to the wavelength of the electromagnetic wave propagated by the first antenna radiator 151.
The first antenna radiating body 1511 is provided with a feeding point 15111 and a feeding point 15112, and the first antenna radiating body 1511 is coupled to the circuit board 13 through the feeding point 15111. Specifically, the first antenna radiating body 1511 is coupled with a first signal source on the circuit board 13 through the feeding point 15111, and the first antenna radiating body 1511 is coupled with a first ground point through the feeding point 15112, so that the first antenna radiating body 1511 can transmit and receive signals. The first antenna radiator 1511 may be coupled to a first signal source via a first matching circuit on the circuit board 13. Energy can be excited on the first antenna radiator 1511 by the first matching circuit by the excitation of the first signal source to transmit and receive signals.
The first metal body 151 has a start end 15101 and a tail end 15102, and the start end 15101 is connected to the middle frame body 150.
A groove body 1512 and an opening 1513 are disposed on the first metal body 151, the groove body 1512 penetrates through the first metal body 151 in the thickness direction of the first metal body 151, and the opening 1513 penetrates through at least one side of the groove body 1512 in the width direction of the first metal body 151. The first antenna radiator 1511 is bent at an interval between the edge of the trough body 1512 and the opening 1513.
The opening 1513 may be disposed at any position on the side of the slot body 1512, and the specific disposition may be correspondingly disposed according to the requirement and actual situation of the electronic device. The opening 1513 may be one or more.
In some embodiments, the opening 1513 includes a first opening 15131, and the first opening 15131 penetrates through one side of the groove body 1512 in the width direction of the first metal body 151. The feeding point 15111 is located on one side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151, and the feeding point 15112 is located on the opposite side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151. The first antenna radiator 1511 extends from the feeding point 15111 to the feeding point 15112 along the edge of the groove body 1512 on the first metal body 151.
For example, when the first opening 15131 is disposed near the starting end 15101 of the first metal body 151, the feeding point 15111 is disposed at one side of the first opening 15131 in the extending direction of the trough body 1512 on the first metal body 151 and near the first opening 15131, and the feeding point 15112 is disposed at the other side of the first opening 15131 and near the first opening 15131, the physical length of the first antenna radiator 1511 formed at this time is close to 2 times of the physical length of the first metal body 151.
For example, the first opening 15131 may be disposed near the starting end 15101 of the first metal body 151, the feeding point 15111 is disposed at one side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151 and near the middle of the slot body 1512, and the feeding point 15112 is disposed at the other side of the first opening 15131 and near the first opening 15131, so that the physical length of the first antenna radiator 1511 formed at this time is close to 1.5 times the physical length of the first metal body 151.
For example, when the first opening 15131 is disposed near the middle of the first metal body 151, the feeding point 15111 is disposed at one side of the first opening 15131 in the extending direction of the trough body 1512 on the first metal body 151 and near the first opening 15131, and the feeding point 15112 is disposed at the other side of the first opening 15131 and near the starting end 15101 of the first metal body 151, the physical length of the first antenna radiator 1511 formed at this time is close to 1.5 times the physical length of the first metal body 151.
For example, as shown in fig. 2, the opening direction of the first opening 15131 may be toward the front of the electronic device 10. As shown in fig. 3, the opening direction of the first opening 15131 may be toward the back of the electronic device 10.
In some embodiments, as shown in fig. 4, the opening 1513 may include a first opening 15131 and a second opening 15132, the first opening 15131 penetrating one side of the groove body 1512 in the width direction of the first metal body 151, and the second opening 15132 penetrating the other side of the groove body 1512 in the width direction of the first metal body 151. The feeding point 15111 is located at one side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151, and the feeding point 15112 is located at one side of the second opening 15132 in the extending direction of the slot body 1512 on the first metal body 151. The first antenna radiator 1511 extends from the feeding point 15111 to the feeding point 15112 along the edge of the groove body 1512 on the first metal body 151.
Wherein the first antenna radiator 1511 is formed between the first opening 15131 and the second opening 15132. For example, the opening direction of the first opening 15131 is toward the front of the electronic device 10, and the opening direction of the second opening 15132 is toward the back of the electronic device 10.
For example, the first opening 15131 and the second opening 15132 may be disposed close to the starting end 15101 of the first metal body 151, the feeding point 15111 is located at one side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151 and close to the first opening 15131, the feeding point 15112 is located at one side of the second opening 15132 in the extending direction of the slot body 1512 on the first metal body 151 and close to the second opening 15132, and the physical length of the first antenna radiator 1511 formed at this time is close to 2 times of the physical length of the first metal body 151.
For example, the first opening 15131 may be disposed near the starting end 15101 of the first metal body 151, the second opening 15132 may be disposed near the middle of the first metal body 151, the feeding point 15111 is located at one side of the first opening 15131 in the extending direction of the slot body 1512 on the first metal body 151 and near the first opening 15131, and the feeding point 15112 is located at one side of the second opening 15132 in the extending direction of the slot body 1512 on the first metal body 151 and near the second opening 15132, where the physical length of the first antenna radiator 1511 formed at this time is close to 1.5 times the physical length of the first metal body 151.
In some embodiments, the first metal body 151 includes an extending part 151A and a bending part 151B connected to each other, and the extending part 151A is located between the middle frame body 150 and the bending part 151B.
In some embodiments, as shown in fig. 5, the groove body 1512 is disposed on the extending member 151A and the bending member 151B, and the groove body 1512 extends from the starting end 15101 of the first metal body 151 to the ending end 15102 of the first metal body 151 along the length direction of the extending member 151A and the bending member 151B.
For example, the opening 1513 may be provided on the extension 151A. For example, the feeding point 15111 may be disposed on one side of the opening 1513 in the extending direction of the slot body 1512 on the first metal body 151 and close to the opening 1513, and the feeding point 15112 may be disposed on the other side of the opening 1513 and close to the opening 1513.
For example, the opening 1513 may be provided in the bending piece 151B.
In some embodiments, as shown in fig. 2 to 4, the groove body 1512 is disposed on the bent piece, and the groove body 1512 extends from a connection point of the extending piece 151A and the bent piece 151B to the tail end 15102 of the first metal body 151 along a length direction of the bent piece 151B. For example, the opening 1513 may be provided on the bending piece 151B.
For example, the shape of the channel may be rectangular, a channel, or other irregular shapes.
In some embodiments, the width of the opening 1513 ranges from 0.5mm to 8 mm.
In some embodiments, the body 1512 and the opening 1513 are filled with a non-metallic substance. By filling the non-metallic substance, the first antenna radiator 1511 is isolated from other metal components, and signal interference is avoided.
Wherein, the length of the first antenna radiator 1511 can be correspondingly set according to different signal frequency bands. For example, the length of the first antenna radiator 1511 corresponding to the low frequency signal is in the range of 20mm to 50 mm. For example, the length of the first antenna radiator 1511 corresponding to the intermediate frequency signal ranges from 8mm to 30 mm. For example, the length of the first antenna radiator 1511 corresponding to the high frequency signal ranges from 6mm to 20 mm. The high frequency signal, the intermediate frequency signal, and the low frequency signal are only relative concepts, and are not absolutely distinguished in frequency range. For example, the low frequency signal is 700-.
It should be noted that the positions of the feeding point 15111 and the feeding point 15112 of the first antenna radiating body 1511 can be flexibly set according to the actual situation, so as to achieve the purpose of adjusting the physical length of the first antenna radiating body 1511.
In some embodiments, the middle frame 15 may further include a second metal body 152 extending from the middle frame body 150. The first metal body 151 and the second metal body 152 are arranged at intervals to form a fracture 1501. For example, a second antenna radiator may be formed on the second metal body 152, and the shape of the second antenna radiator may be the same as or similar to the first antenna radiator 1511, and the shape of the second antenna radiator may be different from the first antenna radiator 1511.
In some embodiments, the non-metallic substance is filled within the body 1512, the openings 1513, and the interruptions 1501.
As can be seen from the above, the electronic device 10 provided in the embodiment of the present application includes a cover plate 11, a housing 16, and a middle frame 15 and a circuit board 13 disposed between the cover plate 11 and the housing 15; the middle frame 15 includes a middle frame body 150 and a first metal body 151 extending from the middle frame body 150; wherein, a first antenna radiator 1511 is formed on the first metal body 151 in a bent shape, and the length of the first antenna radiator 1511 is greater than the length of the first metal body 151; the first antenna radiating body 1511 is provided with a feeding point 15111 and a feeding point 15112, and the first antenna radiating body 1511 is coupled to the circuit board 13 through the feeding point 15111. This application embodiment is through setting up the first antenna radiator 1511 of form of buckling on first metal body 151 for the length of first antenna radiator 1511 is greater than the length of first metal body 151, thereby reach the characteristics of extension antenna electrical length under the limited circumstances of the physical length of first metal body 151, with the antenna performance that improves electronic equipment, reduce equipment cost, the utilization ratio of frame metal body has greatly been improved, can set up more antennas in limited metal body, have technical advantage in many antenna electronic equipment.
The embodiments of the present application have been described in detail above to provide an electronic device, and the principles and implementations of the present application are described herein using specific examples, which are provided only to help understand the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. An electronic device, comprising: the circuit board comprises a cover plate, a shell, a middle frame and a circuit board, wherein the middle frame and the circuit board are arranged between the cover plate and the shell;
the middle frame comprises a middle frame body and a first metal body extending out of the middle frame body;
a first metal body, a first antenna radiator and a second antenna radiator, wherein the first metal body is provided with a first antenna and a second antenna, and the first antenna radiator is bent and has a length greater than that of the first metal body;
the first antenna radiator is provided with a feeding point and a feeding point, and the first antenna radiator is coupled with the circuit board through the feeding point.
2. The electronic device according to claim 1, wherein a groove and an opening are provided in the first metal body, the groove penetrates through the first metal body in a thickness direction of the first metal body, and the opening penetrates through at least one side edge of the groove in a width direction of the first metal body;
the edge of the groove body and the opening are arranged at intervals to form the bent first antenna radiator.
3. The electronic device according to claim 2, wherein the opening penetrates through a side of the tank body in a width direction of the first metal body;
the feeding point is positioned on one side of the first opening in the extending direction of the tank body on the first metal body, and the feeding point is positioned on one side of the first opening in the first metal body opposite to the extending direction of the tank body;
the first antenna radiator extends from the feed point to the feed point along the edge of the slot on the first metal body.
4. The electronic device according to claim 2, wherein the opening includes a first opening that penetrates one side edge of the tank body in the width direction of the first metal body, and a second opening that penetrates the other side edge of the tank body in the width direction of the first metal body;
the feeding point is positioned at one side of the first opening in the extending direction of the tank body on the first metal body, and the feeding point is positioned at one side of the second opening in the extending direction of the tank body on the first metal body;
the first antenna radiator extends from the feed point to the feed point along the edge of the slot on the first metal body.
5. The electronic device according to any one of claims 2 to 4, wherein the first metal body comprises an extension piece and a bending piece which are connected with each other, and the extension piece is located between the middle frame body and the bending piece.
6. The electronic device of claim 5, wherein the slot is disposed on the extending member and the bending member, and the slot extends from a starting end of the first metal body to a tail end of the first metal body along a length direction of the extending member and the bending member.
7. The electronic device of claim 5, wherein the slot is disposed on the bent piece, and the slot extends from a connection of the extending piece and the bent piece to a tail end of the first metal body along a length direction of the bent piece.
8. The electronic device of claim 2, wherein the width of the opening is in a range of 0.5mm-8 mm.
9. The electronic device of claim 1, wherein the middle frame further comprises a second metal body extending from the middle frame body, and the first metal body and the second metal body are spaced apart to form a fracture.
10. The electronic device of claim 9, wherein the channel, opening, and break are filled with a non-metallic substance.
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| CN201911353226.9A CN111029747A (en) | 2019-12-25 | 2019-12-25 | Electronic device |
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| CN201911353226.9A CN111029747A (en) | 2019-12-25 | 2019-12-25 | Electronic device |
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| CN111029747A true CN111029747A (en) | 2020-04-17 |
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