KR20130081118A

KR20130081118A - Display device

Info

Publication number: KR20130081118A
Application number: KR1020120002110A
Authority: KR
Inventors: 박영수; 변진영; 김성환
Original assignee: 엘지전자 주식회사
Priority date: 2012-01-06
Filing date: 2012-01-06
Publication date: 2013-07-16
Also published as: KR102011834B1

Abstract

A display device is disclosed. The display device includes a display panel; A communication unit forming a network with the first computing system using the first communication protocol and forming a network with the second computing system using the second communication protocol; And when a predetermined specific event occurs in the other one of the first and second computing systems while the display panel is allocated to the image interface means of one of the first and second computing systems. And a controller for allocating the display panel as an image interface means for the other computing system.

Description

Display device

The present invention relates to a display device, and more particularly, may selectively operate as an image interface means for a corresponding one of a plurality of computing systems, and selectively connect a plurality of connected input devices to the plurality of computing systems. The present invention relates to a display device that can be assigned as information input means.

It's about technology.

As terminals, such as personal computers, laptops, mobile phones, and smartphones, are diversified in function, multimedia devices with complex functions such as taking pictures or videos, playing music or video files, and receiving games and broadcasts It is implemented in the form of (multimedia player).

For functional support and enhancement of the terminal, it may be considered to improve the structural and / or software part of the terminal. In addition, as various terminals including mobile terminals have recently provided complex and various functions, the menu structure thereof has also become complicated. In particular, among terminals, display apparatuses, between display apparatuses and input apparatuses, and between input apparatuses and terminals, further terminals Various communication protocols are utilized or developed for a smooth interface between the display, the display device, and the input device.

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide a display device capable of serving as an image interface means for a selected computing system among a plurality of computing systems connected through a communication network.

Another technical problem to be solved by the present invention is to provide a display device capable of selectively assigning input devices connected through a communication network as information input means for a plurality of computing systems connected through a communication network.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not intended to limit the invention to the precise forms disclosed. Other objects, which will be apparent to those skilled in the art, It will be possible.

According to an aspect of the present invention, there is provided a display apparatus including: a display panel; A communication unit forming a network with the first computing system using the first communication protocol and forming a network with the second computing system using the second communication protocol; And when a predetermined specific event occurs in the other one of the first and second computing systems while the display panel is allocated to the image interface means of one of the first and second computing systems. And a controller for allocating the display panel as an image interface means for the other computing system.

According to another aspect of the present invention, a display apparatus includes: a display panel; A communication unit forming a network with a first computing system using a first communication protocol and forming a network with the second computing system and at least one input device using at least one second communication protocol; And a controller for selectively allocating the at least one input device as information input means for the first and second computing systems.

The display device according to the present invention may serve as an image interface means for a selected computing system among a plurality of computing systems connected through a communication network.

The display device according to the present invention may selectively allocate an input device connected through a communication network as information input means for a plurality of computing systems connected to the display device.

1 illustrates a connection relationship between a display device, first and second computing systems, and first and second input devices according to an exemplary embodiment of the present invention.
2 shows that the display device according to the present invention is connected to a PC, a computing system, a smartphone, and a mouse and a keyboard.
3 shows a block diagram of a display device according to the invention.
4 is a flowchart illustrating an example of a method of driving a display apparatus according to the present invention.
5 illustrates an example in which the display apparatus is changed from the image interface means of the first computing system to the image interface means of the second computing system according to the driving method of the display apparatus illustrated in FIG. 4.
6 illustrates an example in which the display apparatus is changed from the image interface means of the second computing system to the image interface means of the first computing system.
7 is a flowchart illustrating a method of driving a display apparatus according to another exemplary embodiment of the present invention.
FIG. 8 illustrates that an image corresponding to each of the first and second computing systems is displayed together on the display panel according to the driving method of the display apparatus illustrated in FIG. 7.
9 is a flowchart illustrating a method of driving a display apparatus according to another exemplary embodiment of the present invention.
FIG. 10 illustrates examples in which a display panel is set as an image interface means for a second computing system according to the driving method of the display apparatus shown in FIG. 9.
11 is a flowchart illustrating a method of driving a display apparatus, according to another exemplary embodiment.
12 is a detailed block diagram of a display device according to the present invention.
13 is a flowchart illustrating a method of driving a display apparatus according to another exemplary embodiment of the present invention.
14 illustrates an example in which a signal generated based on an operation on a mouse is converted into data according to an MHL communication protocol in the display device according to the present invention.
15 illustrates an example in which a signal generated based on an operation on a keyboard is converted into data according to an MHL communication protocol in the display device according to the present invention.
16 is a flowchart of a method of driving a display apparatus, according to another exemplary embodiment.
17 is a flowchart illustrating a method of driving a display apparatus according to another exemplary embodiment of the present invention.
18 is a flowchart illustrating a method of driving a display apparatus, according to another exemplary embodiment.

In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the accompanying drawings.

In the present specification, when one component 'transmits or transmits' data or a signal to another component, the component may directly transmit or transmit the data or signal to the other component, and at least one It means that the data or signal can be transmitted to the other component through another component. In addition, the suffix "module" and " part "for constituent elements used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.

The foregoing objects, features and advantages of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Like numbers refer to like elements throughout. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

The display device described in the present invention may be a monitor, a TV, a projector, or the like, which may be used as an interfacing means of an image output from a computing system. However, the scope of the present invention is not limited thereto.

1 illustrates a connection relationship between the display apparatus 100 and the first and second computing systems 200 and 300 and the first and second input devices 400 and 500 according to an exemplary embodiment of the present invention.

Referring to FIG. 1, the display apparatus 100 forms a network with the first computing system 200 using a USB communication protocol, and MHL (Mobile High-Definition) with the second computing system 300. Link) forms a network using a communication protocol, and forms a network with the first and second input devices 400 and 500 using a USB communication protocol. However, the scope of the present invention is not limited thereto.

In addition, in FIG. 1, the first computing system 200 may be a PC or a laptop, and the second computing system 300 may be a mobile terminal. The mobile terminal described herein may include a mobile phone, a smart phone, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, a dedicated terminal, and the like. However, the scope of the present invention is not limited thereto.

In addition, each of the first and second input devices 400 and 500 may be a mouse and a keyboard. However, the scope of the present invention is not limited thereto.

The display apparatus 100 may operate as an image interface means of the first computing system 200 and / or the second computing system 300. For example, the display apparatus 100 may output only an image signal output from the first computing system 200 or only an image signal output from the second computing system 300, and may output the first and second signals. Image signals output from both computing systems 200 and 300 may be output.

The display apparatus 100 may allocate the first and second input devices 400 and 500 as at least one information input means of the first computing system 200. For example, the display apparatus 100 may allocate both the first and second input devices 400 and 500 as information input means of one of the first and second computing systems 200 and 300. Only one of the first and second input devices 400 and 500 may be allocated to the information input means of one of the first and second computing systems 200 and 300.

2 shows that the display device 100 according to the present invention is connected to a PC 200, a computing system, a smartphone 300, a mouse 400, and a keyboard 500 as an input device. Referring to FIG. 2, the PC 200, the mouse 400, and the keyboard 500 are connected to the display apparatus 100 using a USB communication protocol, and the smartphone 300 uses the MHL communication protocol. It can be seen that it is connected to the display device 100 by using. However, communication protocols used to connect the plurality of devices of the display apparatus 100 are not limited to the example illustrated in FIG. 2.

3 shows a block diagram of the display apparatus 100 according to the present invention. Referring to FIG. 3, the display apparatus 100 includes a display panel 120, a communication unit 140, and a controller 160. Since the components of the display apparatus 100 shown in FIG. 3 are not essential, the display apparatus 100 may have more components or fewer components. Hereinafter, the components will be described in order.

The display panel 120 may operate as an image interface means for the first computing system 200 and the second computing system 300 that are connected to the display apparatus 100 through the communication unit 140. The display panel 120 may include a liquid crystal display panel, a thin film transistor-liquid crystal display panel, an organic light-emitting diode panel, and a flexible display panel. It may include at least one of a 3D display panel. However, the scope of the present invention is not limited thereto.

The communication unit 140 connects the first and second computing systems 200 and 300 to the display apparatus 100 using different communication protocols, and uses a first input using at least one predetermined communication protocol. The device 400 and the second input device 500 may be connected to the display device 100.

Various wired communication protocols may be used to connect the first and second computing systems 200 and 300 and the first and second input devices 400 and 500, as well as Bluetooth and radio frequency (RFID). Wireless communication technologies such as identification (IrDA), infrared data association (IrDA), ultra wideband (UWB), and ZigBee may be used.

The controller 160 may allocate the display apparatus 100 as an image interface means for the selected computing system among the first and second computing systems 200 and 300. The computing system selection may be performed based on events occurring in the first and second computing systems 200 and 300.

For example, the controller 160 may be configured such that the display panel 120 is assigned to an image interface means of any one of the first and second computing systems 200 and 300. When a predetermined event occurs in the other one of the two computing systems 200 and 300, it may be allocated to the image interface means of the other one of the computing systems.

In this case, the controller 160 may allocate the entire screen of the display panel 120 to the image interface means of the other computer system, and only a part of the display panel 120 may be assigned to the other computing system. It may be assigned by the video interface means.

In addition, the controller 160 may allocate the first and second input devices 400 and 500 as information input means of the selected computing system among the first and second computing systems 200 and 300.

4 is a flowchart illustrating an example of a method of driving the display apparatus 100 according to the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to necessary drawings.

In a state in which the controller 160 assigns the display panel 120 as an image interface means of the first computing system 200 (S100), a predetermined event occurs in the second computing system 300 (S110).

Then, the controller 160 assigns the display panel 120 to the image interface means of the second computing system 300 (S120), and assigns at least one input device to the information of the second computing system 300. Assign to the input means (S130).

5 illustrates that the display apparatus 100 is changed from an image interface means of the first computing system 200 to an image interface means of the second computing system 300 according to the driving method of the display apparatus 100 shown in FIG. 4. An example is shown.

In the state (a) of FIG. 5 in which the first computing system displays an execution screen of a web application running on the PC 200 on the display panel 120, the smartphone 300 that is the second computing system 300 is shown. In real-time chat request reception event occurs.

Then, as shown in FIG. 5B, the controller 160 may display the screen for performing the real-time chat request generated by the smart phone 300 on the display apparatus 100.

Contrary to FIG. 5, when a predetermined event occurs in the PC 200 in a state in which the display apparatus 100 is assigned as an image interface means of the smartphone 300, the controller 160 may control the controller 160. The display apparatus 100 may be assigned as an image interface means of the PC 200.

In addition to the example illustrated in FIG. 5, the types of events for allocating the display panel 120 to the image interface means of the smartphone 300 will be described. Such an event may include a call reception event, a message reception event, a specific task completion event, and the like in the smartphone 300. However, the scope of the present invention is not limited thereto.

6 illustrates an example in which the display apparatus 100 is changed from an image interface means of the second computing system 300 to an image interface means of the first computing system 200.

In the state of FIG. 6A displaying an execution screen of a game application running on the smartphone 300 which is the second computing system on the display panel 120, a file is downloaded from the PC 200 that is the first computing system. A completion event occurs.

Then, as shown in (b) of FIG. 6, the controller 160 knows that the display apparatus 100 displays a screen for performing file download completion information and related functions generated in the PC 200. Can be.

In addition to the example illustrated in FIG. 6, the types of event events for allocating the display panel 120 to the image interface means of the PC 200 will be described. Such an event may include a message reception event such as an e-mail, a file upload completion event, or the like in the PC 200. However, the scope of the present invention is not limited thereto.

7 is a flowchart illustrating a method of driving the display apparatus 100 according to another exemplary embodiment. Hereinafter, a driving method of the display apparatus 100 will be described with reference to necessary drawings.

In the state in which the controller 160 assigns the display panel 120 as an image interface means of the first computing system 200 (S200), a predetermined event occurs in the second computing system 300. (S210).

Then, the controller 160 maintains the state in which the display panel 120 is assigned as the image interface to the first computing system 200, while the display panel 120 is assigned to the second computing system 300. It is additionally assigned to the video interface means for (S220). That is, the controller 160 allocates only a part of the display panel 120 as an image interface means for the second computing system 300.

Next, the controller 160 inputs at least one input device connected to the display apparatus 100 to input information of a computing system corresponding to a selected image among images of each of the first and second computing systems 200 and 300. Assign by means (S230). Then, the user may manipulate the computing system corresponding to the selected image by using the at least one input device.

FIG. 8 illustrates that an image corresponding to each of the first and second computing systems 200 and 300 is displayed together on the display panel 120 according to the driving method of the display apparatus 100 shown in FIG. 7.

FIG. 8A illustrates a case where a predetermined event occurs in the smartphone 300 of the second computing system 300 while the web browsing application screen of the PC 200 that is the first computing system 200 is displayed. The screen of the smartphone 300 is additionally displayed on the display panel 120 in a picture in picture (PIP) manner.

In this case, when the user touches and selects the screen of the smartphone 300, the controller 160 may allocate the display panel 120 as an image interface means dedicated to the smartphone 300. This assumes that the display panel 120 is implemented as a touch screen. Meanwhile, a keyboard and a mouse connected to the display apparatus 100 may also be assigned as information input means for the smart phone 300 by the user's selection.

FIG. 8B illustrates a case where a predetermined event occurs in the smartphone 300 which is the second computing system 300 while the web browsing application screen of the PC 200 that is the first computing system 200 is displayed. The screen of the smartphone 300 is additionally displayed on the display panel 120 in a PBP (Picture By Picture) method.

In addition, it can be seen that the display panel 120 displays a pop-up window 121 for asking a user whether to set the display apparatus 100 to be a smartphone only. Then, the user sets the display device 100 to the smartphone 300 only by touching the pop-up window 121 or clicking the mouse 400 as shown in FIG. 8A. You can decide whether or not.

On the other hand, when the user sets the display device 100 to the smartphone 300 only, the control unit 160, the keyboard and mouse connected to the display device 100 also information about the smartphone 300 It can be assigned as an input means.

9 is a flowchart illustrating a method of driving the display apparatus 100 according to another exemplary embodiment. Hereinafter, a driving method of the display apparatus 100 will be described with reference to necessary drawings.

In the state where the controller 160 assigns the display panel 120 as an image interface means of the first computing system 200 (S300), a predetermined event occurs in the second computing system 300. (S310).

Then, the controller 160 maintains the state in which the display panel 120 is assigned as an image interface to the first computing system 200 and generates a predetermined event on a portion of the display panel 120. Indicating information (indicating information) is additionally displayed (S320).

Then, the controller 160 recognizes a user's selection of the indicator information (S330). Then, the controller 160 assigns the display panel 120 as an image interface means for the second computing system 300 (S340), and assigns at least one input device connected to the display apparatus 100. It is allocated to the information input means of the second computing system 300 (S350).

FIG. 10 illustrates examples in which the display panel 120 is set as an image interface means for the second computing system 300 according to the driving method of the display apparatus 100 shown in FIG. 9.

FIG. 10A illustrates a smartphone 300 that is a second computing system 300 in a state where an execution screen of a web application running on the PC 200 is displayed on the display panel 120. When the real-time chat request reception event occurs, the pop-up window 122 indicating the occurrence of the real-time chat request event is additionally displayed on the display panel 120. In the state of FIG. 10A, a user selects the pop-up window 122 by using a cursor 123 displayed on the display panel 120 by a mouse connected to the display apparatus 100.

Then, the controller 160 of the display apparatus 100 PBP the screen for performing a real-time chat request generated in the smartphone 300 to the display panel 120 as shown in FIG. It can be seen that more display in a way.

In addition, the controller 160 of the display apparatus 100 PIP a screen for performing a real-time chat request generated in the smart phone 300 to the display panel 120 as shown in FIG. It can be seen that more display in a way.

That is, the display apparatus 100 according to the present invention is connected to the display apparatus 100 while the display panel 120 is assigned as an image interface means of any one computing system connected to the display apparatus 100. When the predetermined event occurs in the computing system, indicative information indicating the occurrence of the predetermined event may be additionally displayed on a portion of the display panel 120. In this case, when the indicator information displayed on the display panel 120 is selected, the display apparatus 100 may allocate the display panel 120 as an image interface means of the other computing system. An input device connected to 100 may be assigned as an information input means of the other computing system.

In the above, with reference to FIGS. 4 to 10, when a predetermined event occurs in a computing system other than a specific computing system using the display apparatus 100 as an image interface means, the display apparatus is based on the occurrence of the predetermined event. (100) Note that the device may be selectively assigned to the image interface means of the other computing system, and furthermore, the input device connected to the display device 100 may also be selectively assigned to the information input means of the other computing system. saw.

However, unlike the above-described examples, when the communication network is connected to a computing system other than a specific computing system using the display apparatus 100 as an image interface means, the display apparatus 100 is directly connected to the display apparatus 100. It may be assigned to the image interface means of the other computing system.

For example, the display apparatus 100 may convert at least a portion of the display panel 120 to the image interface means of the smartphone 300 as soon as the connection of the smartphone 300 using the MHL cable is recognized by the communication unit 140. Can be set.

In addition, the display apparatus 100 determines a computing system to which the display apparatus 100 is assigned as an image interface means or based on an operation on an input means connected to the display apparatus 100 or the display apparatus 100. It is also possible to determine a computing system to which the input device connected to is assigned as the information input means.

11 is a flowchart illustrating a method of driving the display apparatus 100 according to another embodiment of the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to necessary drawings.

At least one input device connected to the display apparatus 100 while the controller 160 assigns the display panel 120 as an image interface means of the first computing system 200 (S400). Hotkey operation is recognized through (S310).

When the hotkey operation is recognized, the controller 160 assigns the display panel 120 as an image interface means for the second computing system 300 corresponding to the recognized hotkey (S420) and the at least one input. The device is allocated as an information input means for the second computing system 300 (S430).

On the other hand, a hotkey refers to a shortcut key for directly calling a function provided by a specific program. By using these hotkey functions, various complicated functions can be quickly and accurately processed. For example, such a hotkey may be a key or combination of keys not used in the first and second computing systems 200 and 300.

Unlike FIG. 11, the display apparatus 100 may allocate only the at least one input device as information input means for a computing system corresponding to the hotkey in response to a hotkey operation on the at least one input device. It may be.

As described above, the display apparatus 100 according to the present invention determines a computing system to use the display apparatus 100 as an image interface means in response to a hotkey operation, or inputs an input device connected to the display apparatus 100. The computing system to be used as an input means can be determined.

In the above, the technical features of the display apparatus 100 according to the present invention, in which a computing system to use the display apparatus 100 according to the present invention as an image interface unit, is determined with reference to FIGS. 1 to 11. Hereinafter, the technical features of determining the computing system to use the input device connected to the display apparatus 100 as an information input means by the display apparatus 100 according to the present invention will be described with reference to FIGS. 12 to 18.

12 is a detailed block diagram of the display apparatus 100 according to the present invention. Referring to FIG. 12, the display apparatus 100 includes a display panel 120, a first communication module 140A, a second communication module 140B, and a controller 160. The first communication module 140A and the second communication module 140B may configure the communication unit 140 shown in FIG. 3.

Since the components of the display apparatus 100 illustrated in FIG. 12 are not essential, the display apparatus 100 may have more components or fewer components. The same is true for each of the above components. Hereinafter, the components will be described in order.

The first communication module 140A may perform a communication function with the smart phone 300 connected to the display apparatus 100 through an MHL cable. Here, according to the MHL technology, the display device may provide power to the mobile terminal through the MHL cable and receive up to 1080p HD video and 7.1 digital surround sound audio from the mobile terminal.

MHL technology has the following technical characteristics.

(1) According to MHL, the MHL-capable display device can power the mobile terminal's battery and play the contents of the mobile terminal. (2) According to the MHL technology, optimal mobile viewing through HD video and audio and Listening is supported, and (3) MHL technology allows consumers to control their mobile devices with a DTV remote control, and (4) MHL technology allows high-quality video and audio to be transmitted through a thin 5-wire portable cable. (5) MHL technology uses an existing connection method, so no additional connector is required. (6) According to MHL technology, a standard USB connector may be connected to the MHL interface.

Referring back to FIG. 12, the first communication module 140A uses the MHL interface 140A-1, the overcurrent protection unit 140A-2, the cable detector 140A-3, and the MHL IC 140A-4. Include.

The overcurrent protection unit 140A-2 is a protection circuit that blocks overcurrent from flowing through the MHL cable. The cable detector 140A-3 may detect whether the MHL cable is connected to the MHL interface 140A-1. The MHL IC 140A-4 may control overall communication operations between the first communication module 140A and the control unit 160. More specifically, the MHL IC 140A-4 may communicate with the microcomputer 162 of the controller 160 in accordance with the I2C communication protocol and with the scaler 164 of the controller 160 in accordance with the HDMI communication protocol. Can be.

The second communication module 140B may perform a communication function with the PC 200, the mouse 400, and the keyboard 500, each of which is connected through a USB cable. The second communication module 140B may include USB interfaces 140B-1 and 140B-2 and a hub controller 140B- to which a USB cable connected to the PC 200, the mouse 400, and the keyboard 500 is connected. 3), switching unit 140B-4, and USB host controller 140B-5.

The hub controller 140B-3 is in charge of data processing for performing USB communication between the second communication module 140B and the PC 200, and the USB host controller 140B-5 performs the second communication. The module 140B may be in charge of data processing for performing I2C communication between the controller 160.

The switching unit 140B-4 transmits signals received through the mouse 400 and the keyboard 500 under the control of the USB host controller 140B-5 to the PC 200 and / or the smartphone. 300) can be determined. Since the USB host controller 140B-5 is controlled by the controller 160, the switching unit 140B-4 performs a switching operation under the control of the controller 160.

The controller 160 may assign the mouse 400 and / or the keyboard 500 as information input means of the smart phone 300 and / or the PC 200. The controller 160 includes a microcomputer 162 and a scaler 164. The microcomputer 162 may perform various data processing including control of the first communication module 140A and the second communication module 140B.

The scaler 164 may perform image signal processing output to the display panel 120 under the control of the microcomputer 162. For example, the scaler 164 may process a video signal received from the smartphone 300 and the PC 200 such that the image displayed on the display panel 120 is displayed in a PIP method or a PBP method.

13 is a flowchart illustrating a method of driving the display apparatus 100 according to another exemplary embodiment of the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to FIGS. 12 and 13.

First, the controller 160 of the display apparatus 100 forms an MHL communication network with the smartphone 300 using the first communication module 140A, and uses the second communication module 140B to connect the PC 200. ) And form a USB communication network (S500).

In addition, the controller 160 forms a USB communication network with each of the mouse 400 and the keyboard 500 by using the second communication module 140B (S510). Then, the controller 160 may selectively allocate the mouse 400 and the keyboard 500 as information input means for the smart phone 300 and the PC 200 (S520).

Selectively allocating the mouse 400 and the keyboard 500 as information input means for the smart phone 300 and the PC 200 indicates that the signals generated from the mouse 400 and the keyboard 500 are generated. This means transmitting to the selected device of the smartphone 300 and the PC (200). This operation may be performed by the switching unit 140B-5 described above with reference to FIG. 12. By the switching unit 140B-5, only the smartphone 300 may be selected, only the PC 200 may be selected, and both the smartphone 300 and the PC 200 may be selected. .

On the other hand, the controller 160 transmits the signal generated based on the operation of the mouse 400 and the keyboard 500 to the PC 200 as it is according to the USB communication protocol. However, the smart phone 300 converts a signal generated based on the operation of the mouse 400 and the keyboard 500 according to the MHL communication protocol, and then converts the converted data into a data according to the MHL communication protocol. It can be included in a specific field and transmitted to the smartphone 300.

Meanwhile, the microcomputer 162 included in the controller 160 may directly perform a signal conversion based on the manipulation of the mouse 400 and the keyboard 500. In addition, the microcomputer 162 may control the MHL IC 140A-4 included in the first communication module 140A to perform the signal conversion.

14 illustrates an example of converting a signal generated based on an operation on the mouse 400 in the display apparatus 100 according to the present invention into data according to the MHL communication protocol. For reference, in FIG. 14, a reserved field of data according to the MHL communication protocol is used for transmission of the converted data.

Referring to FIG. 14, 2 bytes of the reserved field 8 bytes are used to represent the X-axis coordinates of the mouse 400, 2 bytes are used to represent the Y-axis coordinates of the mouse 400, and 1 byte 1 byte is used to indicate that the converted data is a command through the mouse 400, and 1 byte is used to indicate that the converted data is for control. Able to know.

15 illustrates an example of converting a signal generated based on an operation on the keyboard 500 in the display apparatus 100 according to the present invention to data according to the MHL communication protocol. For reference, in FIG. 14, a reserved field of data according to the MHL communication protocol is used for transmission of the converted data.

Referring to FIG. 15, of eight bytes of the reserved field, two bytes are used to represent the X-axis coordinates of the mouse 400, and two bytes represent a key code generated based on an operation on the keyboard 500. 1 byte is used to indicate pressing or releasing of a key of the keyboard 500, 1 byte is used to indicate that the converted data is a command through the keyboard 500, and 1 byte is used to convert the data. It can be seen that it is used to indicate that it is for control.

As described above with reference to FIGS. 13 and 15, the display apparatus 100 according to the present invention selects at least one input device connected to the display apparatus 100 from among a computing system connected to the display apparatus 100. It can be seen that it can be assigned as information input means for the computing system.

16 is a flowchart illustrating a method of driving the display apparatus 100 according to another embodiment of the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to FIGS. 12 and 16.

First, the controller 160 of the display apparatus 100 allocates the mouse 400 and the keyboard 500 as information input means of the PC 200 (S600). Then, a predetermined event occurs in the smartphone 300 (S610).

Then, the controller 160 assigns the mouse 400 and the keyboard 500 as information input means of the smartphone (S620), and the display panel 120 also has an image interface with respect to the smartphone 300. Assign by means (S630).

In contrast to FIG. 16, when a predetermined event occurs in the PC 200 while the mouse 400 and the keyboard 500 are assigned as information input means of the smartphone 300, the controller ( 160 may assign the mouse 400 and the keyboard 500 to the information input means of the PC 200 and the display panel 120 to the image interface means for the PC 200. .

That is, the display apparatus 100 according to the present invention includes information input means of any one of the first and second computing systems in which an input device connected to the display apparatus 100 is connected to the display apparatus 100. In the allocated state, when a predetermined event occurs in the other one of the first and second computing systems, the input device may be allocated as information input means for the other one of the computing systems. In this case, the controller 160 may assign the display panel 120 as an image interface means for the other computing system.

17 is a flowchart illustrating a method of driving the display apparatus 100 according to another embodiment of the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to FIGS. 12 and 17.

In a state where the controller 160 of the display apparatus 100 uses the display panel 120 as an image interface means of the smartphone 300 and the PC 200 (S700), the user may use the smartphone ( An image corresponding to 300 is selected (S710).

Then, the controller 160 allocates the mouse 400 and the keyboard 500 as information input means for the smartphone 300 (S720), and then assigns the display panel 120 to the smartphone 300. Assign to the video interface means for (S730).

Unlike FIG. 17, when an image corresponding to the PC 200 is selected, the controller 160 assigns the mouse 400 and the keyboard 500 as information input means for the PC 200. The display panel 120 may be assigned as an image interface means for the PC 200.

That is, in the display apparatus 100 according to the present invention, the display panel 120 is assigned to the image interface means of both the first and second computing systems connected to the display apparatus 100. When any one of the two computing systems is selected, an input device connected to the display apparatus 100 may be allocated as an information input means for the one of the computing systems. In this case, the controller 160 may assign the display panel 120 as an image interface means for any one computing system.

18 is a flowchart illustrating a method of driving the display apparatus 100 according to another embodiment of the present invention. Hereinafter, a driving method of the display apparatus 100 will be described with reference to FIGS. 12 and 18.

First, the controller 160 of the display apparatus 100 forms an MHL communication network with the smartphone 300 using the first communication module 140A, and uses the second communication module 140B to connect the PC 200. ) And form a USB communication network (S800). Then, the controller 160 forms a USB communication network with the mouse 400 and the keyboard 500 using the diffuser second communication module 140B (S810).

Then, the controller 160 assigns the mouse 400 as information input means for the PC 200 and assigns the keyboard 500 as information input means for the smartphone 300 ( S820).

That is, the display apparatus 100 according to the present invention distributes and allocates a plurality of input devices connected to the display device 100 to information input devices of corresponding computing systems among a plurality of computing systems connected to the display device 100. can do.

Various embodiments described herein may be implemented in a recording medium readable by a computer or similar device using, for example, software, hardware or a combination thereof.

According to a hardware implementation, the embodiments described herein include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), and the like. It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing the functions. It may be implemented by the controller 160.

According to a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code may be implemented by a software application written in a suitable programming language. In addition, the software code may be stored in a storage unit (not shown) and executed by the controller 160.

As described above, each of the driving methods of the display apparatus 100 according to the present invention may be implemented in a program form that may be executed by various computer means and may be recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. The program recorded on the medium may be those specially designed and constructed for the present invention or may be those known to those skilled in the computer software.

Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of programs include high-level language code that can be executed by a computer using an interpreter or the like, as well as machine code as produced by a compiler. The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above embodiments, and those skilled in the art to which the present invention pertains various modifications and variations from such descriptions. This is possible.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined not only by the claims below but also by the equivalents of the claims.

100: display device 120: display panel
140: communication unit 160: control unit
200: first computing system 300: second computing system
400: first input device 500: second input device

Claims

Display panel;
A communication unit forming a network with the first computing system using the first communication protocol and forming a network with the second computing system using the second communication protocol; And
When a predetermined specific event occurs in the other one of the first and second computing systems while the display panel is allocated to the image interface means of one of the first and second computing systems, And a controller for allocating the display panel as an image interface means for the other computing system.

The method of claim 1, wherein the first communication protocol,
Display device, characterized in that MHL (Mobile High-Definition Link) protocol.

The system of claim 2, wherein the first computing system comprises:
Display device, characterized in that the mobile terminal.

The method of claim 2, wherein the communication unit,
Further forms a network with at least one input device,
The control unit,
When a predetermined event occurs in the other one of the computing systems while the display panel is assigned to the image interface means of the one of the computing systems, the at least one input device is configured to input information of the other one of the computing systems. Display device, characterized in that assigned to.

3. The apparatus of claim 2,
When a predetermined event occurs in the other computing system while the display panel is assigned to the image interface means of the one computing system, the display panel is allocated to the image interface means of the one computing system. And additionally allocating the display panel to the image interface means of the other computing system while maintaining the state.

The method of claim 5, wherein the communication unit,
Further forms a network with at least one input device,
The control unit,
And assigning the at least one input device to information input means of a computing system for providing a selected image among an image corresponding to the first computing system and an image corresponding to the second computing system.

3. The apparatus of claim 2,
When the predetermined event occurs in the other computing system with the display panel assigned to the image interface means of the one computing system, an indicator indicating the occurrence of the predetermined event on a part of the display panel. Display device characterized in that it additionally displays indicating information (indicating information).

8. The apparatus of claim 7,
And when the indicator information is selected, the display panel is allocated to an image interface means of the other computing system.

The method of claim 8, wherein the communication unit,
Further forms a network with at least one input device,
The control unit,
And when the indicator information is selected, assigning the at least one input device to the other information input means.

3. The apparatus of claim 2,
When the predetermined event occurs in the other computing system with the display panel assigned to the image interface means of the any one computing system,
An indicating area indicating at least a portion of the display panel as an image interface means of the other computing system or indicating the occurrence of the predetermined event on a portion of the display panel according to the type of the predetermined event. Display apparatus characterized in that it further displays ().

The method of claim 2, wherein the communication unit,
Further forms a network with at least one input device,
And when a predetermined hotkey operation is recognized through the at least one input device, assigning the display panel to an image interface device of a computing system corresponding to the hotkey.