Abstract: A color compensation circuit comprises an acquisition unit for acquiring, from a video signal, gray image of a frame to be displayed and chrominance image of any color; wherein a chrominance value in the video signal, corresponding to at least a portion of pixels within the chrominance image, is absent; a processing unit for smoothly processing the chrominance value in the chrominance image according to the change trend of gray value in the gray image to obtain a chrominance image with color compensated. The present disclosure can solve the problem that compression and decompression of a video signal during transmission will significantly decrease the frame display effect, and thereby helping improve the frame display effect in a transmission scenario with the loss of chrominance value of the video signal.

Abstract: An image display device and image display method. The image display device includes: a plurality of display screens spliced together, a corresponding gravity sensor integrated in each display screen, a logic circuit electrically connected with each display screen and each gravity sensor respectively, and a memory electrically connected with the logic circuit. The gravity sensor determines a placing direction of a corresponding display screen. The logic circuit automatically adjusts an access sequence of the image information in the memory according to the placing directions of the display screens determined by the gravity sensors, and outputs the accessed image information to the corresponding display screens, so that the image display device can normally display images when the display screens are placed right way up and/or placed up side down.

Abstract: Embodiments of the present disclosure disclose a variable resistance and a manufacturing method thereof, and the variable resistance is a variable resistance with continually adjustable resistance value. This variable resistance comprises: an elastic insulation envelope and conductive particles filled in the elastic insulation envelope. The manufacturing method of the variable resistance comprises: filling conductive particles into an elastic insulation envelope with an opening; and sealing the opening of the elastic insulation envelope.

Abstract: A display device and a method for regulating a viewing angle of a display device are provided and can realize the automatic regulation of angle.

Abstract: The present disclosure relates to the field of display technology, and provides a video image mosaic system and a video image mosaic method. The video image mosaic system comprises an image signal source, an FPGA at least including image receivers, image scalars and image transmitters, and a DDR. The image signal source is connected to the image receivers, the DDR is connected to the image receivers and the image scalars, and the image scalars are connected to the image transmitters respectively.

Abstract: The present disclosure provides a color compensation circuit, a display apparatus, and a color compensation method, wherein the color compensation circuit comprises an acquisition unit for acquiring, from a video signal, gray image of a frame to be displayed and chrominance image of any color; wherein a chrominance value in the video signal, corresponding to at least a portion of pixels within the chrominance image, is absent; a processing unit for smoothly processing the chrominance value in the chrominance image according to the change trend of gray value in the gray image to obtain a chrominance image with color compensated. The present disclosure can solve the problem that compression and decompression of a video signal during transmission will significantly decrease the frame display effect, and thereby helping improve the frame display effect in a transmission scenario with the loss of chrominance value of the video signal.

Abstract: A video controller, a playback controller and a display system relate to display field. The video controller comprises a plurality of first DVI interfaces, a decoder and a plurality of second DVI interfaces; each of the first DVI interfaces sends an image data stream received to the decoder; the decoder parses preserved control bits in the first image data stream; the decoder sends the image data stream to a second DVI interface corresponding to image position information; the second DVI interface outputs the image data stream. The playback controller comprises an encoder and a plurality of third DVI interfaces. The display system comprises the video controller, a display apparatus and the playback controller.

Abstract: A health examination control apparatus, a health television system and a health examination method are provided. The health examination control apparatus includes a request processing device, a recognition device and a health examination device; the request processing device is configured to receive incoming information and send a health examination request instruction to the recognition device; the recognition device is configured to receive the health examination request instruction and send a health examination start instruction to the health examination device; and the health examination device is configured to receive health examination information and output corresponding health examination result information after receiving the health examination health start instruction.

Abstract: A video playing apparatus, a control apparatus, a video playing system and a control method are provided.

Abstract: A display device and a method for regulating a viewing angle of a display device are provided and can realize the automatic regulation of angle.

Abstract: The present invention relates to a data transmission device, a data transmission method, and a display device using the data transmission device. The data transmission device comprises a multichannel V-By-One interface module, which comprises a receiving end, a transmitting end, and a buffer module arranged between the receiving end and the transmitting end. The receiving end transmits a plurality of control signals for a plurality of channels to the buffer module. The buffer module transmits one low-level control signal to the transmitting end when all the received control signals are at a low level. After receiving the one low-level control signal, the transmitting end simultaneously transmits output data corresponding to the respective channels, realizing time synchronization of all the output data, thus avoiding abnormal display of images, enhancing display quality of the images, and finally achieving the effect of optimizing and improving user experience.

Abstract: A wearable touch device comprising a carrier, a pattern emitting unit, an image acquisition unit, an image monitoring unit and a processing unit, the carrier is wearable, the pattern emitting unit emits a scanning pattern to a touch surface capable of being touched by a touch end, the image acquisition unit is used for acquiring an image formed by projecting the scanning pattern on the touch surface and sending image information of the acquired image to the processing unit, the image monitoring unit is used for monitoring current light energy of the scanning pattern in regions of the touch surface and sending current light energy information to the processing unit, and the processing unit is used for processing the image information of the acquired image and the current light energy information to determine a touch position of the touch end on the touch surface and generate corresponding command information.

Abstract: The present invention belongs to the field of control technology, particularly relates to a wearable touch device and a wearable touch method. A wearable touch device comprises a carrier, a projecting unit, a monitoring unit and a processing unit. The carrier is wearable, the projecting unit is used for projecting to a touch surface capable of being touched by a touch end, the monitoring unit is used for monitoring contact information between the touch end and the touch surface and sending the contact information to the processing unit, and the processing unit is used for processing the contact information to judge whether the touch end effectively contacts the touch surface. The wearable touch device and the corresponding wearable touch method can ensure the touch effectiveness.

Abstract: The present invention provides a display system and a diagnostic method. The display system comprises an information preprocessing module, a display panel and a control circuit electrically connected to the display panel, the information preprocessing module is used for starting the control circuit and the display panel, the control circuit is used for controlling the display panel to display an image, the information preprocessing module comprises a sensor used for collecting physiological information of human body; the information preprocessing module further comprises a preprocessing circuit used for preprocessing the physiological information of human body collected by the sensor and transmitting the preprocessed physiological information of human body to the control circuit; the control circuit is used for receiving and diagnosing based on the preprocessed physiological information of human body to obtain a diagnosis result; and the display panel is used for displaying the diagnosis result.

Abstract: Embodiments of the present disclosure disclose a variable resistance and a manufacturing method thereof, and the variable resistance is a variable resistance with continually adjustable resistance value. This variable resistance comprises: an elastic insulation envelope and conductive particles filled in the elastic insulation envelope. The manufacturing method of the variable resistance comprises: filling conductive particles into an elastic insulation envelope with an opening; and sealing the opening of the elastic insulation envelope.

Abstract: The present invention provides a self-ejectable port fixing device for contact connecting with a port having a port chip. The port fixing device comprises a casing having an opening through which the port chip is allowed to insert and to contact with a receptacle chip provided in the casing. The port fixing device further comprises an elastic unit and a locking unit. The elastic unit is compressed directly or indirectly by the port so as to accumulate elastic potential energy while the port chip is getting closer to the receptacle chip. When the port chip is in contact with the receptacle chip, the locking unit locks the port chip at this contacting position. When the locking unit is unlocked, the elastic unit releases the elastic potential energy to push the port chip to be detached from the receptacle chip.

Abstract: The present invention relates to a data transmission device, a data transmission method, and a display device using the data transmission device. The data transmission device comprises a multichannel V-By-One interface module, which comprises a receiving end, a transmitting end, and a buffer module arranged between the receiving end and the transmitting end. The receiving end transmits a plurality of control signals for a plurality of channels to the buffer module. The buffer module transmits one low-level control signal to the transmitting end when all the received control signals are at a low level. After receiving the one low-level control signal, the transmitting end simultaneously transmits output data corresponding to the respective channels, realizing time synchronization of all the output data, thus avoiding abnormal display of images, enhancing display quality of the images, and finally achieving the effect of optimizing and improving user experience.

Abstract: The disclosure discloses a shift register unit, a shift register, a display panel and a display, and belongs to display driving technology. The shift register unit comprises: twelve transistors M1, M2, . . . , M12; one capacitor C1; four signal input terminals INPUT, RESET, CLK, CLKB; one signal output terminal OUTPUT; and one or more power supply terminals. The disclosure may decrease the output delay and attenuation, and improve an anti-interference capability, so that the shift register may operate stably and a driving margin of the shift register could be increased.

Abstract: The present invention provides a self-ejectable port fixing device for contact connecting with a port having a port chip. The port fixing device comprises a casing having an opening through which the port chip is allowed to insert and to contact with a receptacle chip provided in the casing. The port fixing device further comprises an elastic unit and a locking unit. The elastic unit is compressed directly or indirectly by the port so as to accumulate elastic potential energy while the port chip is getting closer to the receptacle chip. When the port chip is in contact with the receptacle chip, the locking unit locks the port chip at this contacting position. When the locking unit is unlocked, the elastic unit releases the elastic potential energy to push the port chip to be detached from the receptacle chip.

Abstract: The disclosure discloses a shift register unit, a shift register, a display panel and a display, and belongs to display driving technology. The shift register unit comprises: twelve transistors M1, M2, . . . , M12; one capacitor C1; four signal input terminals INPUT, RESET, CLK, CLKB; one signal output terminal OUTPUT; and one or more power supply terminals. The disclosure may decrease the output delay and attenuation, and improve an anti-interference capability, so that the shift register may operate stably and a driving margin of the shift register could be increased.