TW201935457A - Display system and display method - Google Patents

Abstract

A display system including a display device and a first control device is provided according to an embodiment of the invention. The display device has a screen. The first control device is coupled to the display device. The first control device sends a screen configuration command to the display device. The display device processes the screen configuration command to obtain a screen configuration information. The display device display a first image content at a first display region of the screen and display a second image content at a second display region of the screen according to the screen configuration information. In addition, a display method is provided according to an embodiment of the invention.

Description

Display system and display method

The invention relates to a display system and a display method.

Most monitors do not support the function of displaying input from multiple sources on a single screen at the same time. In addition, ordinary monitors also do not support dynamically changing the display screen size and / or display position of the input of different signal sources on the monitor. Therefore, when different image content needs to be displayed in different areas of the display screen of the display, the user often needs to manually set, for example, the user needs to simultaneously pull multiple windows to be displayed into the extended desktop of Microsoft (Windows) Displayed separately.

The invention provides a display system and a display method, which can enable a display device to dynamically adjust the display area of different image contents on the screen according to a screen configuration instruction received through a command interface.

An embodiment of the present invention provides a display system including a display device and a first control device. The display device has a screen. The first control device is coupled to the display device. The first control device sends a screen configuration instruction to the display device via a command interface, the display device parses the screen configuration instruction to obtain screen configuration information, and the display device converts a first image according to the screen configuration information. The content is displayed in a first display area of the screen and the second image content is displayed in a second display area of the screen.

Another embodiment of the present invention provides a display method, comprising: sending a picture configuration instruction to a display device by a first control device via a command interface; analyzing the picture configuration instruction by the display device to obtain picture configuration information; and The display device displays the first image content on a first display area of the screen and displays the second image content on a second display area of the screen according to the screen configuration information.

Based on the above, after receiving the screen configuration instruction sent by the first control device through the command interface, the display device can analyze the screen configuration instruction to obtain the screen configuration information, and then display the first image content on the screen according to the screen configuration information. And display the second image content in the second display area of the screen. This can effectively improve the screen layout flexibility of the display device.

In order to make the above features and advantages of the present invention more comprehensible, embodiments are hereinafter described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a display system according to an embodiment of the invention. FIG. 2 is a schematic diagram of a display device and a control device according to an embodiment of the invention. Referring to FIG. 1, the display system 10 includes a display device 100, a control device (also referred to as a first control device) 101, and a control device (also referred to as a second control device) 102. In another embodiment, the number of the control devices 101 and 102 may be more or less, which is not limited in the present invention.

The display device 100 may be various display devices independent of the control devices 101 and 102. The control devices 101 and 102 may be various electronic devices such as a notebook computer, a desktop computer, a smart phone, or a tablet computer that can communicate with the display device 100 and have information processing functions. The control devices 101 and 102 can simultaneously transmit the image data to the display device 100 for display. The following describes only the system architecture of the display device 100 and the control device 101. The system architecture of the control device 102 may be the same as or similar to the system architecture of the control device 101.

Referring to FIG. 2, the control device 101 includes a transmission interface 211, a storage device 212, and a processor 213. The control device 101 may be coupled to the display device 100 through a transmission interface 211. For example, the transmission interface 211 may be a transmission interface circuit that conforms to connection interface specifications such as Video Graphics Array (VGA), High Definition Multimedia Interface (HDMI), or Display Port (DP). . The storage device 212 may include a volatile storage medium and a non-volatile storage medium. For example, the volatile storage medium may be random access memory (RAM), and the non-volatile storage medium may be read-only memory (ROM), solid-state hard disk (SSD), or traditional hard disk (HDD). The processor 213 may include a processing circuit or a processing chip such as a central processing unit (CPU) and / or a graphics processing unit (GPU). The processor 213 can control the transmission interface 211 and the storage device 212 and can be responsible for controlling the overall operation of the device 101.

The display device 100 includes a transmission interface 201, a screen 202 and a processor 203. The transmission interface 201 may be a transmission interface circuit having the same connection interface specification as the transmission interface 211. The screen 202 may be a Liquid Crystal Display (LCD), a Light-Emitting Diode (LED) Display, an Organic Light Emitting Display (OLED), or an Electro-Emitting Display (Electro- Phoretic Display (EPD) or other kinds of displays. The processor 203 may include a processing circuit such as a central processing unit (CPU) and / or a graphics processing unit (GPU) or a processing chip. The processor 203 can control the transmission interface 201 and the screen 202 and can be responsible for the overall operation of the display device 100. In addition, the transmission interface 211 can communicate with the transmission interface 201 via the channel 21. For example, channel 21 may comply with connection interface specifications such as a video graphics array, a high-definition multimedia interface, or a display port.

Referring to FIG. 1 and FIG. 2, the processor 213 of the control device 101 may transmit a control instruction (also referred to as a screen configuration instruction) CMD to the display device 100 via the transmission interface 211 based on an instruction interface. For example, the command interface may be a Display Data Channel Command Interface (DDC / CI). In addition, the processor 213 may also transmit the image data (also referred to as the first image data) DATA_1 to the display device 100 through the transmission interface 211. On the other hand, the control device 102 can transmit the image data (also referred to as the second image data) DATA_2 to the display device 100 through a transmission interface (not shown) of the control device 102.

The processor 203 of the display device 100 can analyze the control command CMD to obtain the screen configuration information. Based on this screen configuration information, the processor 203 may instruct the image content (also referred to as the first image content) corresponding to the image data DATA_1 to be displayed in a display area (also referred to as the first display area) of the screen 202 and corresponding to The image content (also referred to as the second image content) of the image data DATA_2 is displayed in another display area (also referred to as the second display area) of the screen 202. Among them, the image content corresponding to the image data DATA_1 is provided by the control device 101, and the image content corresponding to the image data DATA_2 is provided by the control device 102.

According to the screen configuration information, the processor 203 of the display device 100 can dynamically determine the display coordinate range of the first display area on the screen 202 and the display coordinate range of the second display area on the screen 202, and the first display area and the second display area The display areas may not overlap or at least partially overlap. Then, the processor 203 may display the image content corresponding to the image data DATA_1 in the first display area and display the image content corresponding to the image data DATA_2 in the second display area. Thereby, there is no need to manually set on the operation interface of the display device 100, and the user can easily transmit the screen configuration instruction through the display data channel command interface (DDC / CI) to control the display screen configuration of the display device 100.

FIG. 3 is a schematic diagram of a screen configuration according to an embodiment of the present invention. Referring to FIG. 3, according to the screen configuration information, the display screen 31 of the screen 202 can be divided into display areas 301 and 302. For example, the screen layout information may include the layout information of the display areas 301 and 302. The image content corresponding to the image data DATA_1 is displayed in the display area 301, and the image content corresponding to the image data DATA_2 is displayed in the display area 302.

In this embodiment, the size of the display area 301 (that is, the display coordinate range) is larger than the size of the display area 302, and the display areas 301 and 302 do not overlap. For example, the size of the display area 301 may be 2880 × 1080 pixels, and the size of the display area 302 may be 960 × 1080 pixels. However, in another embodiment, the respective display coordinate ranges of the display areas 301 and 302 may be changed according to different screen configuration information (for example, the size of the display area 301 may be equal to the size of the display area 302 or the display areas 301 and 302 The position can be changed to the upper and lower positions, etc.), which is not limited in the present invention.

FIG. 4 is a schematic diagram of a screen configuration according to another embodiment of the present invention. Referring to FIG. 4, in this embodiment, according to the screen configuration information, the display screen 41 of the screen 202 can be divided into display areas 401 and 402. The image content corresponding to the image data DATA_1 is displayed on the display area 401, and the image content corresponding to the image data DATA_2 is displayed on the display area 402.

In this embodiment, according to the screen configuration information, while displaying the image content corresponding to the image data DATA_1 and the image content corresponding to the image data DATA_2, another display area (also referred to as a third display area) of the screen 41 is displayed. 403 is controlled to not display (marked as a slash). For example, the display area 403 controlled to be in a non-display state may not emit light and / or not display any substantial image content.

In one embodiment, the processor 213 of the control device 101 can run an operating system. This operating system can determine that a certain program (also referred to as the first program) currently being executed is the target program, and only the image content corresponding to the target program (that is, the first program) is transmitted to the display device as the first image content. 100 is displayed. Taking FIG. 4 as an example, assuming that the processor 213 of the control device 101 is currently running a browser program in the foreground of the operating system, the processor 213 may set the browser program as a target program and transmit only the image content of the browser program The display device 100 is displayed on the display area 401, and the image content of other programs running in the background of the operating system is not displayed on the display screen 41. In an embodiment of FIG. 4, the control device 102 may only transmit the image content of the program currently running in the foreground of the operating system to the display device 100 for display in the display area 402.

In one embodiment, both the first control device and the second control device can be regarded as an image signal source. If there are more image signal sources connected to the display device, more display areas can be divided on the display screen of the display device, and the display coordinate ranges of these display areas can be configured by the screen configuration instruction.

In an embodiment, the screen configuration information carried by the screen configuration command may further include various display screen related setting adjustment commands such as screen brightness, contrast, and / or color difference, and the display device may execute the screen configuration command according to the screen configuration command. Various settings related to the display screen, such as screen brightness, contrast, and / or color difference.

In an embodiment, the second control device (such as the control device 102 in FIG. 1) may also transmit the screen configuration command to the display device through a display data channel command interface (DDC / CI) between the second control device and the display device. In order to control the display screen configuration of the display device, the related operations are the same or similar to the aforementioned first control device's display screen control mechanism for the display device, so they will not be repeated here.

FIG. 5 is a schematic diagram of a display method according to an embodiment of the invention. Referring to FIG. 5, in step S501, a first control device sends a screen configuration instruction to a display device via a command interface. In step S502, the display device analyzes the screen configuration instruction to obtain the screen configuration information. In step S503, the display device displays the first image content on the first display area of the screen and displays the second image content on the second display area of the screen according to the screen configuration information.

However, the steps in FIG. 5 have been described in detail above, and will not be repeated here. It should be noted that each step in FIG. 5 can be implemented as multiple codes or circuits, which is not limited in the present invention. In addition, the method in FIG. 5 may be used in combination with the above exemplary embodiments, or may be used alone, which is not limited in the present invention.

In summary, after receiving the screen configuration instruction sent by the first control device through the command interface, the display device can analyze the screen configuration instruction to obtain the screen configuration information, and then display the first image content according to the screen configuration information. On the first display area of the screen and displaying the second image content on the second display area of the screen. Thereby, there is no need to manually set on the operation interface of the display device, and the user can easily transmit the screen configuration command through the display data channel command interface (DDC / CI) to control the display screen configuration of the display device, thereby effectively Improve the screen layout flexibility of the display device.

Although the present invention has been disclosed as above with the examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some modifications and retouching without departing from the spirit and scope of the present invention. The protection scope of the present invention shall be determined by the scope of the attached patent application.

10‧‧‧Display System

100‧‧‧ display device

101, 102‧‧‧ Control Device

201, 211‧‧‧ transmission interface

212‧‧‧Storage device

202‧‧‧Screen

203, 213‧‧‧ processors

21‧‧‧channel

31, 41‧‧‧ display screen

301, 302, 401, 402, 403‧‧‧ display area

S501 ~ S503‧‧‧ steps

FIG. 1 is a schematic diagram of a display system according to an embodiment of the invention. FIG. 2 is a schematic diagram of a display device and a control device according to an embodiment of the invention. FIG. 3 is a schematic diagram of a screen configuration according to an embodiment of the present invention. FIG. 4 is a schematic diagram of a screen configuration according to another embodiment of the present invention. FIG. 5 is a schematic diagram of a display method according to an embodiment of the invention.

Claims (10)

A display system includes: a display device having a screen; and a first control device coupled to the display device, wherein the first control device sends a screen configuration instruction to the display device via a command interface, the display device Analyze the screen configuration instruction to obtain a screen configuration information, and the display device displays a first image content on a first display area of the screen and displays a second image content on a screen according to the screen configuration information. The second display area. The display system according to item 1 of the scope of patent application, wherein the command interface is a Display Data Channel Command Interface (DDC / CI). According to the display system of claim 1, the first image content is provided by the first control device, and the second image content is provided by a second control device. The display system according to item 1 of the scope of patent application, wherein the display device further controls a third display area of the screen to a non-display state while displaying the first image content and the second image content. The display system according to item 1 of the scope of patent application, wherein an operating system of the first control device determines that a first program executed is a target program, and only an image content corresponding to the target program is used as the target program. The first image content is transmitted to the display device. A display method includes: sending a picture configuration instruction from a first control device to a display device via a command interface; analyzing the picture configuration instruction by the display device to obtain a picture configuration information; and the display device according to the picture The configuration information displays a first image content on a first display area of a screen and displays a second image content on a second display area of the screen. The display method according to item 6 of the scope of patent application, wherein the command interface is a display data channel command interface (DDC / CI). The display method according to item 6 of the scope of patent application, wherein the first image content is provided by the first control device, and the second image content is provided by a second control device. The display method according to item 6 of the scope of patent application, further comprising: while the first image content and the second image content are displayed, the display device controls a third display area of the screen to be non-displayed status. The display method according to item 6 of the scope of patent application, further comprising: determining that a first program executed by an operating system of the first control device is a target program; and only displaying an image corresponding to the target program. The content is transmitted to the display device as the first image content.