G09G3/2088

Touch controller, touch sensing device, and touch sensing method

A touch controller includes a controller receiving a display timing signal and generating a touch sensing control signal synchronously with the display timing signal. The touch controller also includes a sensing circuit driving a touch sensing array in response to the touch sensing control signal in order to generate touch data corresponding to sensing signals provided by the touch sensing array. The sensing circuit provides a first driving signal having a first polarity to at least one driving channel of the touch sensing array during a first display frame period, and provides a second driving signal having a second polarity different from the first polarity during a second display frame period.

Display device
11257415 · 2022-02-22 · ·

A display device includes a gray scale converter to receive input gray scale values, calculate an output load value that is smaller than an input load value when the input load value calculated from the input gray scale values is larger than a start current limit value, and convert the input gray scale values into converted gray scale values to correspond to the output load value, and a data driver to provide data voltages based on the converted gray scale values, wherein, when the input load value is between the start current limit value and a first current limit value, there is a first increase rate of the output load value for the input load value, and wherein, when the input load value is between the first current limit value and a maximum value of the input load value, there is a second increase rate of the output load value.

Image processing apparatus, image processing method, and surgical system
11245816 · 2022-02-08 · ·

The present technology relates to an image processing apparatus, an image processing method, and a surgical system, by which a captured image can be displayed with low latency in almost real time. A DMA controller 51 of a CPU 31 divides image data, which is input via an IF card 34, by the number of GPU cards 35-1, 35-2 in a horizontal direction and allocates them. In each of the GPU cards 35-1, 35-2, the image data is subjected to time division processing in the vertical direction. With this, the use of the plurality of GPU cards 35-1, 35-2 increases the speed of processing associated with display for the image data. High-speed display is realized due to reduction in latency. The present technology is applicable to an endoscopic camera, a surgical microscope, and the like.

Image slicing to generate input frames for a digital micromirror device

Example apparatus described herein include a first circuit configured to slice an input image frame into input image slices, the first circuit including first outputs configured to output the input image slices. Described example apparatus also include digital light processing controllers (DLPCs) including first inputs coupled to the first outputs, the digital light processing controllers configured to process the input image slices to produce output image slices, the digital light processing controllers including second outputs configured to output the output image slices. Described example apparatus further include a second circuit including second inputs coupled to the second outputs, the second circuit configured to combine the output image slices to generate image frame data to provide to an input of a digital micromirror device (DMD).

Display Panel and Driving Method Thereof, and Display Device

A display panel and a driving method thereof, and a display device. The display panel includes a substrate and a plurality of pixel circuits arranged in an array on the substrate, each of the plurality of pixel circuits includes a pixel driving chip and at least one light-emitting element electrically connected to the pixel driving chip, and the pixel driving chip is configured to receive and store a data signal and drive the at least one light-emitting element to emit light according to the data signal.

Electronic Substrate and Driving Method Thereof, and Display Device

An electronic substrate and a driving method thereof, and a display device. The electronic substrate includes a pixel drive chip which includes at least one signal terminal, a signal generation circuit, a data storage circuit, and an output circuit; at least one signal terminal is configured to be electrically connected to the light-emitting element; the signal generation circuit is connected to at least one signal terminal and configured to receive an input signal through the at least one signal terminal and generate a clock signal according to the input signal; the data storage circuit is configured to receive the clock signal and store the input signal according to the clock signal; and the output circuit is configured to output a current, which is generated according to the stored input signal and used for driving the light-emitting element, though at least one signal terminal.

TIMING CONTROL BOARD, DRIVE DEVICE AND DISPLAY DEVICE
20220036786 · 2022-02-03 ·

A timing control board includes a point-to-point interface, a storage, a signal input port and a timing controller. The storage is for storing multiple sets of different point-to-point configuration parameters. The timing controller obtains a set of point-to-point configuration parameters matching a protocol type of a source drive circuit board in the storage according to the configuration parameter selection signal, and initializes settings according to the set of point-to-point configuration parameters to generate matched data signals and output the data signals to the source drive circuit board through the point-to-point interface, so as to realize the compatibility of display panels and reduce the design cost.

LIGHT-EMITTING MODULE AND LIGHT-EMITTING DISPLAY PANEL

The present invention relates to a light-emitting module and a light-emitting display panel. The light-emitting module comprises a substrate, one ore more light-emitting unit, and a driving unit. The substrate comprises a power input, a ground, a data input, a data output, a clock input, and a clock output. The one or more light-emitting unit is disposed on the substrate. The driving unit is connected electrically to the data input, the clock input, and the power input, respectively, and controls the color-scale changes of the light-emitting unit. A plurality of light-emitting modules are disposed on the circuit board. The control signal controlling the plurality of light-emitting modules is transmitted in series. It isn't required to connect the plurality of light-emitting module to additional connecting wires for signal control. Accordingly, shading of the light passing through the display panel and inferior transmittance due to excess electrical connecting wires may be prevented.

Fully addressable cut-to-measure LED array

A cut-to-measure display device comprising a plurality of pixel groups (300) and a main controller. Each pixel group comprises one sub-controller (301) and a plurality of individually controllable pixels (305), out of which all are connected to the sub-controller of the pixel group and at least one is further connected (304) to a sub-controller of an adjacent pixel group. The main controller is connected to the sub-controllers and configured to selectively control the sub-controllers in order that the pixels display an image corresponding to predetermined image data. Cutting a display device with these features into an arbitrary geometric shape may disconnect some pixels from their respective sub-controllers. However, at least one pixel in each pixel group is connected to a further sub-controller which is operable to take the place of a sub-controller from which it has been cut off, so there is a low risk of completely disconnecting pixels.

LIGHT EMITTING SUBSTRATE, LIGHT EMITTING MOTHERBOARD, METHOD FOR OBTAINING LIGHT EMITTING SUBSTRATE, AND DISPLAYING DEVICE

A light emitting substrate, a light emitting motherboard, a method for obtaining a light emitting substrate, and a displaying device. The light emitting substrate comprises a substrate and multiple light emitting units, wherein the substrate is provided with a light emitting region and a bind region located on one side of the light emitting region; each light emitting unit comprises a light zone provided with at least one light emitting diode and a drive circuit provided with multiple pins, and the multiple light emitting units are arranged on the substrate in an array; a direction pointing from the light emitting region to the bind region is a first direction; and in the first direction, the drive circuit of at least one light emitting unit in the last row of the light emitting units is connected to an address line.