TWM557859U - Video splitter device - Google Patents

Abstract

This present disclosure provides a video splitter device which could adjust its output video resolution. The video splitter device comprises a processor, a splitter and a video adjusting unit including a plurality of scalers; the processor is electronically connecting with the splitter and the plurality of scalers, and to adjust a resolution of an output splitting video via reading an EDID information of an outside monitor device which is connected with the video splitter device, to provide a best matching resolution of the splitting video.

Description

Image distribution device capable of adjusting output image resolution

The present invention relates to an image distribution device, and more particularly to an image distribution device in which the output image resolution can be further adjusted.

In the prior art of playing an image, if the image is to be shunted to a plurality of display devices, an image splitter (Pplitter) is used in practice. However, in the past, when the conventional image distributor outputs the shunt image signal, when a plurality of different display devices respectively support different optimized resolutions, the shunt of the same image resolution can only be output in a resolution-reduced manner. The image signal is given to different display devices, but it does not provide an optimized resolution output corresponding to the different display devices connected.

In view of this, the present invention provides an image distribution device that can adjust the output image resolution by reading an Extended Display Identification Data (EDID) message provided by a display device connected to the image distribution device. The method of adjusting the resolution of the output image of the split image is not provided, and the optimized resolution corresponding to each display device connected to the image distribution device is provided.

In an embodiment, the present invention proposes an image distribution device (Splitter) that automatically adjusts the output image resolution, and includes: an image distributor, an image adjustment unit, and a processor. The image distributor is configured to receive an input image signal and input The image signal is divided into a plurality of image signal outputs; the image adjusting unit has a plurality of image adjusters; wherein each of the image adjusters receives the image signal output from the image distributor and images the image signal The format is adjusted and output to the connected display device, and the image adjuster receives an extended display identification capability data (EDID) provided by the connected display device; and the processor is electrically connected to the image distributor and the image adjuster. For controlling the image distributor, and according to the extended display identification capability data (EDID) read by the display device connected to each of the image adjusters, respectively controlling the image resolution of the image signal output by the image adjuster to conform to The image resolution of each of the image adjusters outputted to the corresponding connected display device is the same or different from each other.

In summary, the present invention creates an image distribution device that can adjust the resolution of the output image, and has the function of actively adapting to different display devices connected by various shunts, and provides an optimized resolution output corresponding to the connected different display devices.

In order to further understand the techniques, methods and effects of this creation in order to achieve the intended purpose, please refer to the following detailed descriptions and diagrams of this creation. I believe that the purpose, characteristics and characteristics of this creation can be deepened and specific. The drawings and the annexes are provided for reference and description only, and are not intended to limit the present invention.

10, 20‧‧‧ image distribution device

100, 200‧‧‧ processor

105, 205‧‧ image distributor

108, 208‧‧‧Image adjustment unit

1081, 2081‧‧‧ image adjuster

101, 102, 201, 202‧‧‧ ports埠

204‧‧‧Operator interface

11, 21‧‧‧ Players

12, 22‧‧‧ display device

1 is a functional block diagram of an embodiment of an image distribution apparatus capable of adjusting output image resolution.

2 is a functional block diagram of another embodiment of an image distribution apparatus capable of adjusting output image resolution.

Various illustrative embodiments are described more fully hereinafter with reference to the accompanying drawings. However, this concept of creation may be The invention is in many different forms and should not be construed as being limited to the illustrative embodiments set forth herein. Rather, these exemplary embodiments are provided so that this description will be thorough and complete, and the scope of the inventive concept will be fully conveyed to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. Similar numbers always indicate similar components.

In the novel creation, an image distribution device capable of adjusting the resolution of an output image is proposed. The image distribution device capable of adjusting the output image resolution, in addition to the shunt image signal, can output an optimum according to an extended display capability identification (EDID) signal provided by a different display device connected to the image distribution device. Show resolution. In addition, the image distribution can be adjusted while the technical effect of the output image resolution can be adjusted.

[Embodiment of Image Distribution Apparatus for Automatically Adjusting Output Image Resolution]

Please refer to FIG. 1. FIG. 1 is a functional block diagram of an embodiment of an image distribution apparatus capable of adjusting output image resolution. This embodiment provides a specific embodiment for automatically adjusting the resolution of the output split image according to the extended display capability identification (EDID) signal.

In FIG. 1, the image distribution device 10 includes, for example, a processor 100, an image distributor 105, an image adjustment unit 108, and ports 101 and 102. The processor 100 is electrically connected to the image distributor 105, the plurality of image adjusters 1081 of the image adjusting unit 108, and the port 101.

Specifically, the processor 100 is configured to control the image distributor 105, and respectively control the extended display identification capability data (EDID) read by the display device 12 connected to the port 102 according to each of the image adjusters 1081. The image resolution of the image signal output by the image adjuster 1081 is in accordance with the display device 12.

Incidentally, the image resolutions of the image signals outputted by each of the image adjusters 1081 to the correspondingly connected display devices 12 may be the same or different from each other.

Further, the processor 100 may be replaced by, for example, a microprocessor (Micro Processor) or a properly coded processing circuit. This part of the present invention is not limited.

The image distributor 105 is electrically connected to each of the image adjuster 1081 and the port 101 of the processor 100 and the image adjusting unit 108.

The image distributor 105 is configured to receive an input image signal, and divide the input image signal into a plurality of image signal outputs. In one embodiment, the number of image signals output by the image distributor 105 is the same as the number of the image adjusters 1081, that is, each image adjuster 1081 can obtain the image signal output by the image distributor 105.

Further, the image distributor 105 receives an input image signal from the external player 11 from the port 101. Then, through the control of the image distributor 105 by the processor 100, the image distributor 105 divides the received input image signal into image signals, and sends the divided image signals to the image adjusting unit 108. Image adjuster 1081.

In practice, the image distributor 105 can be practiced, for example, by various types of video processing engines (Video Engine). This part of the creation is not limited.

The image adjusting unit 108 is composed of a plurality of image adjusters 1081. Each image adjuster 1081 in the image adjusting unit 108 receives the image signal output from the image distributor 105, and adjusts the image format of the image signal to output to the connected display device 12, and the image adjuster 1081 can also receive the connected image. An extended display identification capability data (EDID) provided by the corresponding display device. In one embodiment, each of the image adjusters 1081 is connected to a display device 12 via a port 102.

In practice, the image adjuster 1081 can be practiced, for example, by various types of image adjusters (Scaler) or various image processing engines (Video Engine) that adapt the image. This part of the creation is not limited.

In addition, it is worth mentioning that the image adjuster 1081 can also be, for example, an image adjuster with a multi-segment image adjustment function, and the multi-segment image adjustment function provides an adjustment function of at least three-stage image resolution. The image resolution includes: 1080P (1920*1080@60), 4K@30 (3840*2160@30) or 4K@60 (3840*2160@60). The number of segments of the output resolution of the image adjuster 1081 may be different according to the high and low order of the image processing engine chip, and there may be a difference in the number of switchable segments (ie, the type of the variable). For example, the high-order image adjuster 1081 can switch more segments than the simple image adjuster 1081.

In FIG. 1, the port 101 of the present embodiment is used to electrically connect the image distribution device 10 to the external player 11 to obtain an input image signal.

In addition, the embodiment has a plurality of ports 102 for electrically connecting the image distribution device 10 to the plurality of external display devices 12, thereby outputting a split image signal corresponding to the resolution information of the display device 12.

In practice, the ports 101, 102 can be, for example, a High Definition Multimedia Interface (HDMI) interface, a DisplayPort (DP) interface, a Digital Visual Interface (DVI), or a high-definition image quality. The Mobile High-Definition Link (MHL) interface, or the Type C that conforms to the Universal Serial Bus (USB) specification, does not limit the connection between the ports 101 and 102.

The player 11 is configured to provide an input image to the image distribution device 10. The player 11 can be, for example, a multimedia player (DVD Player), a play box, a smart phone, a tablet, a desktop computer, or a notebook computer.

The display device 12 is configured to display the shunt image signal from the image distribution device 10. The display device 12 can be, for example, a multimedia liquid crystal display, a television, a smart phone, a tablet.

It can be seen from this that the present embodiment provides an embodiment of an image distribution apparatus that can adjust the resolution of the output image. The image distribution device 10 that can adjust the output image resolution can output an image corresponding to the optimal display resolution according to the extended display capability identification (EDID) signal provided by the different display device 12 connected to the image distribution device 10. The signal is displayed for the purpose of automatically adjusting the optimal resolution of the output image while the image is being shunted.

For example, the first display device and the second display device of the plurality of display devices 12 The image adjuster 1081 connected to the first display device and the second display device respectively can receive the extended display recognition capability data provided by the first display device and the second display device, respectively. (EDID), and the image signals of the same image resolution can be respectively output to the first display device and the second display device. Alternatively, the first display device and the second display device of the plurality of display devices 12 can provide different image resolution display capabilities, and thus the image adjusters 1081 respectively connected to the first display device and the second display device can The extended display identification capability data (EDID) provided by the first display device and the second display device are respectively received, and the image signals of different image resolutions are respectively output to the first display device and the second display device.

[Embodiment of an image distribution device that can manually adjust the output image resolution]

Please refer to FIG. 2. FIG. 2 is a functional block diagram of another embodiment of the image distribution apparatus capable of adjusting the output image resolution. This embodiment provides a specific embodiment that can automatically adjust the resolution of the output image of the image distribution device according to the extended display capability identification (EDID) signal, and also connect an operation interface 204 for the user to manually adjust the resolution of the image output.

In FIG. 2, the image distribution device 20 includes, for example, a processor 200, an image distributor 205, an image adjustment unit 208, an operation interface 204, and ports 201, 202. The processor 200 is electrically connected to the image distributor 205, the image adjuster 2081 of the image adjusting unit 208, the operation interface 204, and the port 201, respectively.

Specifically, the processor 200 is configured to control the image distributor 205, and according to each of the image adjusters 2081, the extended display identification capability data (EDID) read by the display device 22 connected to the port 202, and respectively The image resolution of the image signal output by the image adjuster 2081 is controlled to conform to the display device 22.

Incidentally, the image resolutions of the image signals outputted by each of the image adjusters 2081 to the correspondingly connected display device 22 may be the same or different from each other.

Further, the processor 200 may also be replaced by, for example, a microprocessor (Micro Processor) or a properly coded processing circuit. This part of the present invention is not limited.

The image distributor 205 is electrically connected to each of the image adjuster 2081 and the port 201 of the processor 200 and the image adjusting unit 208.

The image distributor 205 is configured to receive an input image signal, and divide the input image signal into a plurality of image signal outputs.

Further, the image distributor 205 receives the input image signal from the external player 21 from the port 201. Then, the received input video signal is shunted by the control of the processor 200, and the shunt image signal is sent to the corresponding image adjusters 2081 in the image adjusting unit 208.

In practice, the image distributor 205 can be practiced, for example, by various types of video processing engines (Video Engine). This part of the creation is not limited.

The image adjusting unit 208 is composed of a plurality of image adjusters 2081. Each image adjuster 2081 in the image adjusting unit 208 receives the image signal output from the image distributor 205, and adjusts the image format of the image signal to output to the connected display device 22, and the image adjuster 2081 can also receive the connected image. An extended display identification capability data (EDID) provided by the corresponding display device.

Further, each image adjuster 2081 is connected to an external display device 22 via a corresponding port 202 electrically connected thereto.

In practice, the image adjuster 2081 can be practiced, for example, by various types of image adjusters (Scaler) or various image processing engines (Video Engine) that adapt the image. This part of the creation is not limited.

It is worth mentioning that the image adjuster 2081 can also be an image adjuster 2081 with a multi-segment image adjustment function. The multi-segment image adjustment function provides an adjustment function of at least three-stage image resolution. The image resolution includes: 1080P. (1920*1080@60), 4K@30 (3840*2160@30) or 4K@60 (3840*2160@60).

The operation interface 204 is electrically connected to the processor 200. The processor 200 receives a manual adjustment command input according to the user through the operation interface 204, and controls image resolution of each of the corresponding image adjusters 2081 according to the manual adjustment command. Degree adjustment function. The operation interface 204 can be a liquid crystal touch panel, a switch type control panel, etc., and the present invention is not limited herein.

It is worth mentioning that the number of segments of the various output resolutions of the image adjuster 2081 can be different according to the high and low order of the image processing engine chip, and there is a difference in the number of switchable segments (ie, the variable type). For example, the high-order image adjuster can switch more segments than the simple image adjuster.

In FIG. 2, the port 201 of the present embodiment is used for the image distribution device 20 to be electrically connected to the external player 21 to obtain an input image signal.

The embodiment has a plurality of ports 202 for electrically connecting the plurality of external display devices 22 to the image distribution device 20, thereby outputting a split image signal corresponding to the resolution information of the display device 22.

In practice, the ports 201, 202 can be, for example, a High Definition Multimedia Interface (HDMI) interface, a DisplayPort (DP) interface, a Digital Visual Interface (DVI), or a high-definition image. The Mobile High-Definition Link (MHL) interface, or the Type C that conforms to the Universal Serial Bus (USB) specification, does not limit the scope of the connection.

The player 21 is configured to provide an input image to the image distribution device 20. The player 21 can be, for example, a multimedia player (DVD Player), a play box, a smart phone, a tablet, a desktop computer, or a notebook computer.

The display device 22 is configured to display the shunt image signal from the image distribution device 20. The display device 22 can be, for example, a multimedia liquid crystal display, a television, a smart phone, a tablet.

In addition, the operation interface 204 shown in FIG. 2 can be, for example, an operation switch or an operation panel for the user to directly operate thereon to generate a manual adjustment command. Or In an embodiment, the operation interface 204 can also be, for example, an OSD control interface or a remote control interface. The OSD control interface can be used by the user to operate the OSD screen displayed by the operation switch or the operation panel to specify a manual adjustment command. The remote control interface can be, for example, a USB interface, an RS232 interface, or a network interface, for the image distribution device 20 to receive a manual adjustment command input by the user from outside the image distribution device 20 through a USB interface, an RS232 interface, or a network interface. .

According to the foregoing, the present invention proposes another embodiment of an image distribution apparatus that can adjust the resolution of an output image. The image distribution device capable of adjusting the output image resolution outputs an image signal of an optimal display resolution corresponding to the extended display capability identification (EDID) signal provided by the different display device connected to the image distribution device. At the same time of image shunting, the technical effect of outputting the best resolution of the image is automatically adjusted. In addition, in the embodiment, the user interface is manually operated by the operation interface, and the technical effect of manually adjusting the optimal resolution of the image output of each image adjuster is incorporated.

This creation has already met the requirements of the new patent and applied in accordance with the law. However, the above disclosures are only preferred embodiments of the present invention, and the scope of rights of the present invention cannot be limited thereto. Therefore, the equal changes or modifications made according to the scope of the application of the present application are still covered by the present application.

Claims (10)

An image distribution device (Splitter) for automatically adjusting the output image resolution includes: an image distributor for receiving an input image signal, and dividing the input image signal into a plurality of image signal outputs; an image adjusting unit Having a plurality of image adjusters, wherein each of the image adjusters receives the image signal output from the image distributor, and adjusts the image format of the image signal to output to a connected display device, and The image adjuster receives an extended display identification capability data (EDID) provided by the connected display device; and a processor is electrically connected to the image distributor and the image adjusters for controlling the image distributor And controlling, according to the extended display identification capability data (EDID) read by the display device connected to each of the image adjusters, respectively, controlling image resolution of the image signal output by the image adjuster to conform to the image resolution a display device; each of the image adjusters outputs a shadow of the image signal to the corresponding connected display device Like resolutions are the same or different. The image distribution device of claim 1, wherein the image distribution device has a port conforming to a Type C interface specification of a Universal Serial Bus (USB), and can be played through the port and externally. Electrical connection. The image distribution device of claim 1, wherein the image distribution device has a high-definition multimedia (HDMI) interface, a digital display interface (Display Port) interface, a digital video interface (DVI), or a motion picture quality connection. A port of the (MHL) interface specification, and can be electrically connected to an external player through the port. The image distribution device of claim 2 or 3, wherein the external player is a multimedia player, a play box, a smart phone, a tablet computer, a desktop computer or a notebook computer. The image distribution device of claim 1, wherein each of the image adjusters is connected to a connection port having a Type C interface specification conforming to a Universal Serial Bus (USB), and through the connection The display device is electrically connected. The image distribution device of claim 1, wherein each of the image adjusters is connected to a high-definition multimedia (HDMI) interface, a digital display interface (Display Port) interface, a digital video interface (DVI), or A connection port corresponding to the MHL interface specification is connected, and the display device is electrically connected through the connection. The image distribution device of claim 1, wherein each of the image adjusters has a multi-segment image adjustment function, and the multi-segment image adjustment function provides an adjustment function of at least three segments of image resolution, the image The resolution is 1080P (1920*1080@60), 4K@30 (3840*2160@30) or 4K@60 (3840*2160@60). The image distribution device of claim 1, further comprising an operation interface, the operation interface is electrically connected to the processor, and the processor receives a manual adjustment instruction input according to the user through the operation interface, and according to the The manual adjustment command controls the image resolution adjustment function of each of the image adjusters. The image distribution device of claim 8, wherein the operation interface is an operation switch, or an operation panel, or an OSD control interface or an external remote control interface. The image distribution device of claim 9, wherein the external remote control interface is a USB interface, or an RS232 or a network interface.