Abstract: The utility model provides system and apparatus for communication between different interfaces. The system includes at least an image process module for processing at least an image signal produced from a least an industrial embedded system, a remote control module coupled to at least said image process module for receiving said processed image signal and transmitting it to a remote computer, wherein said remote control module further receiving a control command of said remote computer, and at least a control module coupled to said remote module for receiving and processing said command.

Abstract: A switching device includes multimedia input interfaces for respectively receiving multiple multimedia signals, a switching unit electrically connected to the multimedia input interfaces, a multimedia output interface, an electrical characteristics modulator, and a controller. The switching unit outputs a selected multimedia signal according to a first control signal. The multimedia output interface includes a multimedia signal terminal for outputting the selected multimedia signals and a non-signal terminal. The electrical characteristics modulator changes an electrical characteristic of the non-signal terminal according to a second control signal. The controller is controlled to generate the first and the second control signals through a video switching method whereby the electrical characteristics modulator changes the electrical characteristic of the non-signal terminal thereby increasing compatibility between the switching device and a multimedia output device.

Abstract: A video control device for a video wall is provided. The video wall includes first and second display devices disposed adjoining each other in the vertical direction. The video control device includes a video receiver for receiving a video signal having multiple frames, and a video delay controller electrically coupled to the video receiver, for receiving and storing data of the multiple frames. The data of each frame includes data of a first sub-frame and a second sub- frame. In one embodiment, a control method controls output of the video data to the video wall, wherein the video delay controller reads stored data of one of the multiple frames, and respectively outputs the first and second sub-frames of that frame to the first and second display devices at first and second time points, respectively, wherein the first and second time points are separate by a defined time interval.

Abstract: A switch device includes a first connection interface, a second connection interface, an video output interface, a control module and a processing module. The first connection interface receives a first video and the second connection interface receives a second video. The video output interface outputs an integrated video. The control module receives a control signals including a position data. The processing module generates the integrated video based on the first video and the second video. The integrated video includes a first sub-image having a first depth and a second sub-image having a second depth respectively corresponding to the first video and the second video. When the position data falls within an overlapping area of the first sub-image and the second sub-image, the processing module outputs the control signal to one of the first connection interface and the second connection interface based on the first depth and the second depth.

Abstract: A signal relaying device applied to DisplayPort architecture is disclosed. The signal relaying device is coupled between a source device and a sink device and includes a receiving end, an arbiter and a transmitting end. The receiving end receives a request signal from the source device via the first auxiliary channel. The arbiter is coupled to the receiving end and receives the request signal. The transmitting end receives the request signal from the arbiter and transmits the request signal to the sink device via the second auxiliary channel. The sink device transmits a first configuration data to the transmitting end via the second auxiliary channel when receiving the request signal. The arbiter replaces the first configuration data with the second configuration data and transmits the second configuration data to the receiving end when receiving the first configuration data from the transmitting end.

Abstract: The present invention discloses a video adapter for installing video wall quickly. The video adapter includes a microcontroller unit; a number generating unit coupled to the microcontroller unit to set a number for one display in the video wall and transmit the number to the microcontroller unit; a first connector coupled to the display; and a second connector coupled to one end of a video and audio cable; wherein the microcontroller unit processes the number and transmits the number to a video and audio control device coupled to the other end of the video and audio cable; wherein the video and audio control device assigns corresponding video signals according to the number, so as to transmit the corresponding video signals to the display in the video wall.

Abstract: A synchronized video stream switching method for a video wall system. The video wall system includes a transmitter having first and second channels, and a receiver having third and fourth channels. The method includes: (a) After receiving a control command, the transmitter uses the first channel to transmit the first video stream to the third channel, and uses the second channel to transmit a pre-switch command to the fourth channel. (b) After receiving the pre-switch command, the receiver preserves the first video stream in the third channel. (c) After the switching event occurs at the transmitter in response to the control command, the transmitter transmit the second video stream via the first channel, but the receiver continues to preserve the first video stream in the third channel within a predetermined time period. (d) After the predetermined time period, the receiver accepts the second video stream in the third channel.

Abstract: A live streaming system communicatively connected to a first camera, where the first camera captures an original image. The live streaming system includes a controller and an electronic device. The controller can send a prompt signal via the image captured by the first camera. The electronic device communicates with the controller and the first camera, and includes a processor and a network interface device. The processor recognizes the prompt signal in the captured image, and in response thereto, processes the original image to generate a synthesized image; it further analyzes the prompt signal to determine the location of the synthesized image. The network interface device is electrically connected to the processor and live streams the synthesized image.

Abstract: An automatic switching apparatus and an automatic switching method are disclosed. The automatic switching apparatus includes a universal serial bus Type-C input connector, a plurality of main links, at least one video output connector and at least one USB output connector. The automatic switching method includes the steps of: (a) detecting a use state of the plurality of main links; and (b) automatically switching the specification of the at least one USB output connector.

Abstract: The present invention provides a calibration system and method of multi-image output system. The output image of the multi-image output system can be automatically calibrated by using simple hardware apparatus and algorithm.

Abstract: A method for increasing compatibility of DisplayPort includes: providing a first source device, a second source device, a controller, and a sink device, wherein the first source device is connected to the controller; the first source device transmitting a first image signal to the sink device via a main link for displaying the first image signal on the sink device; causing the controller to disconnect from the first source device and connect to the second source device; executing a simulation process to generate a DC level variation on an auxiliary channel between the controller and the sink device; the second source device transmitting auxiliary data to the sink device; the sink device transmitting link data back to the second source device; and the second source device transmitting a second image signal to the sink device via a second main link for displaying the second image signal on the sink device.

Abstract: A video signal switching apparatus includes a signal selection device which selectively outputs received multiple video signals to its first and second output ports; and a signal switching device, which includes first and second signal conversion devices coupled to the first and second output ports, and a switch which selectively couples the first or second signal conversion device to a switch output. The first signal conversion device receives a first video signal having a first format from the first output port and converts it to a first converted video signal having a second format. While the switch selectively couples the first converted video signal from the first signal conversion device to the switching output, the second signal conversion device receives a second video signal having a first format from the second output port and converts it to a second converted video signal having the second signal format.

Abstract: A system for editing preview images. The system includes at least one source end, a control terminal and at least one display end. The control terminal is coupled between the source end and the display end. The source end provides at least one image. The control terminal provides a user interface. The control terminal includes an image capture module, a previewing module and a media parameter module.

Abstract: A method for increasing compatibility of DisplayPort includes: providing a first source device, a second source device, a controller, and a sink device, wherein the first source device is connected to the controller; the first source device transmitting a first image signal to the sink device via a main link for displaying the first image signal on the sink device; causing the controller to disconnect from the first source device and connect to the second source device; executing a simulation process to generate a DC level variation on an auxiliary channel between the controller and the sink device; the second source device transmitting auxiliary data to the sink device; the sink device transmitting link data back to the second source device; and the second source device transmitting a second image signal to the sink device via a second main link for displaying the second image signal on the sink device.

Abstract: The present invention provides an apparatus for expanding a serial communication port. The apparatus includes a first serial port, a second serial port and a processing and control module. The first serial port is used to transmit a first signal, and the second serial port is used to transmit a second signal. The processing and control module is coupled between the first serial port and the second serial port. The processing and control module includes a first serial bus host controller, a second serial bus host controller, a data forwarding unit and an expansion unit. The apparatus is connected between an electronic device and multiple peripheral devices, so that via the expansion unit, each peripheral device generates its own communication port on the electronic device.

Abstract: A resource sharing device and control method thereof. The resource sharing device is electrically coupled to a plurality of computers and a mouse. The mouse is used to control a mouse cursor, and each computer is electrically coupled to a display. The steps include: identifying the spatial arrangement and resolutions of the displays; the computers initializing the respective positions of the mouse cursor; receiving a mouse displacement generated by the mouse; generating a mouse cursor displacement according to the mouse displacement and an acceleration setting; transmitting the mouse cursor displacement to one of the computers; determining whether the mouse cursor reaches a threshold; when the determination is affirmative, switching the mouse control to another computer.

Abstract: An apparatus for recording game history is coupled between a game host and a game console and performs a game history recording and interaction method. The apparatus communicates with the game host through a first wireless unit, and communicates with the game console through a second wireless unit, to receive game operation information generated from operations of the game console. The apparatus receives a video signal outputted by the game host through a video input port. The processing module is coupled to the wireless units and the video input port respectively and is used to obtain the game operation information from the wireless units and generate operation information images corresponding to the game operation information. The processing module superimposes the operation information images on the video signal correspondingly to form game history video data and outputs the superimposed game history video data to a display device for display.

Abstract: A synchronized video stream switching method for a video wall system. The video wall system includes a transmitter having first and second channels, and a receiver having third and fourth channels. The method includes: (a) After receiving a control command, the transmitter uses the first channel to transmit the first video stream to the third channel, and uses the second channel to transmit a pre-switch command to the fourth channel. (b) After receiving the pre-switch command, the receiver preserves the first video stream in the third channel. (c) After the switching event occurs at the transmitter in response to the control command, the transmitter transmit the second video stream via the first channel, but the receiver continues to preserve the first video stream in the third channel within a predetermined time period. (d) After the predetermined time period, the receiver accepts the second video stream in the third channel.

Abstract: A video signal switching apparatus includes a signal selection device which selectively outputs received multiple video signals to its first and second output ports; and a signal switching device, which includes first and second signal conversion devices coupled to the first and second output ports, and a switch which selectively couples the first or second signal conversion device to a switch output. The first signal conversion device receives a first video signal having a first format from the first output port and converts it to a first converted video signal having a second format. While the switch selectively couples the first converted video signal from the first signal conversion device to the switching output, the second signal conversion device receives a second video signal having a first format from the second output port and converts it to a second converted video signal having the second signal format.

Abstract: This invention discloses a system, device and method for transmitting both non-video signals and video signals between different communication interfaces. The system includes a first communication interface, a buffer module, a second communication interface, and an emulator module. The first communication interface is coupled to an electronic device, for transmitting a first differential signal and a first auxiliary signal. The buffer module is coupled to the first communication interface. The second communication interface is coupled to the buffer module, for transmitting a second differential signal. The emulator module is coupled to the second communication interface via a hub. The emulator module receives a second auxiliary signal. Data exchange for the first auxiliary signal and the second auxiliary signal is performed via the second communication interface between the buffer module and the emulator module.