41results about How to "Does not affect display quality" patented technology

The invention relates to a near-field communication system and a display device related to the near-field communication system. The near-field communication system comprises a display panel, a host computer, a plurality of radio-frequency modules which are coupled to the host computer, a plurality of antennas and a near-field communication device, wherein the antennas are arranged on the rear of the display panel, and each antenna is coupled to one radio-frequency module; and the near-field communication device is sensed and coupled to a first antenna among the antennas, so as to perform near-field communication. Compared with the prior art, the near-field communication system can improve the wireless communication quality and achieve the efficiency of multitask.

The invention provides a compensation data processing method for an OLED display panel. By conducting wavelet transform on compensation data, discarding a detail matrix obtained through wavelet transform, only storing an approximate matrix obtained through wavelet transform, then estimating the detail matrix by means of the stored approximate matrix, reconstructing wavelet transform and conducting inverse wavelet transform to obtain compensation data again, compression and decompression of the compensation data can be achieved. System storage space occupied by the compressed compensation data is reduced greatly, so that time for data transmission and burning on a production line is shortened. Furthermore, the compressed data have a fixed compression ratio, the error between the compensation data obtained after decompression and the original compensation data is extremely small, and the display quality of the OLED display panel is not affected.

An array substrate for a liquid crystal display device includes a first storage capacitor and a second storage capacitor for increased capacitance. The first storage capacitor is formed by a first common electrode and a pixel electrode. The second storage capacitor is formed by a second common electrode and the pixel electrode.

The invention discloses a pixel driving circuit which comprises a pixel driving circuit body, wherein the pixel driving circuit body comprises a first gating line, a second gating line, a data line, a first transistor, a second transistor, a third transistor and a pixel electrode. The invention further comprises an array substrate capable of displaying pixels by utilizing the pixel driving circuit and a liquid crystal display device. Through adoption of a structure comprising the three transistors, the switching circuit resistance can be increased, the leakage current is reduced, and keeping of a display image is facilitated; under a low-frequency driving signal, the deterioration effect on the transistors is reduced; the problems that the turn-off time of the transistors is prolonged when the frequency of a display module is reduced in the conventional display panel, and the transistors are deteriorated and the leakage current is increased after continuous powering-up can be solved.

The invention discloses a method and a system for synchronously adjusting display parameters of an MIPI (mobile industry processor interface) module when the MIPI module displays images. According to the method and the system, adjustment instructions and response parameters are received and transmitted through a frame blanking area of RGB (red, green, blue) signals. The method specifically comprises steps as follows: (1) the frame blanking area of the RGB signals is detected, and an identifier of the frame blanking area is generated; (2), when the identifier of the frame blanking area is detected, conversion from the RGB signals to MIPI signals is stopped, module parameter display and adjustment instructions cached in advance are converted into LPDT (lower power data transmission) data one by one and sent to the MIPI module; (3), after all the display and adjustment instructions in the frame blanking area are all transmitted and the response parameters returned by the MIPI module are received, a state indication signal is generated; (4), when the state indication signal is detected, an MIPI conversion control signal is generated, conversion from the RGB signals to the MIPI signals is started, and RGB image data are converted into the MIPI signals. With the adoption of the method and the system, the images are displayed in the MIPI module, meanwhile, the display parameters of the MIPI module are synchronously adjusted, and the image display quality of the MIPI module is not influenced.

This invention discloses a logo anti-false method used in compressing video streams characterizing in providing a structured cryptographic key and utilizing a predesigned picture to generate color logo, the color value of each point in it is regulated according to the structured cryptographic key to laminate the said logo to original video signal dynamically, its position or brightness is determined according to the information related to time. The video stream after laminating the logo is compressed to get the video stream via anti-false process to get the video stream via anti-false process to be provided to the play device. The processed video steam is depressed and detected in related values to get relevant thresholds for detection.

The invention provides a display panel display control method, device and circuit, which are used for reducing display power consumption of a display panel under the precondition of guaranteeing the quality of image information. The display panel display control method comprises the following steps: when the display panel is in a play mode, storing image information received from a signal source into a first storage space, reading the image information in the first storage space and sending the image information to the display panel for carrying out image display; when the display panel is in a pause mode, storing the image information received from the signal source into a second storage space; and when the display panel is switched from the pause mode to the continuous play mode, reading the image information in the second storage space and sending the image information to the display panel for carrying out image display.

The invention discloses a method for correcting an image sensor, which comprises the following steps: correcting a brightness amplification factor used by the image sensor when the image sensor is started; and truncating at least one picture frame (but not all) from a plurality of picture frames predetermined for image processing in unit time whenever a fixed cycle is finished after the start of the image sensor, and correcting the brightness amplification factor according to the truncated picture frame. The method precludes the possibility that the screen of an optical touch panel is obscured by an object in advance to keep parameter values used by the image sensor accurate by running correction programs in the starting process, and continuously keeps the accuracy of the brightness amplification factor on the premise of not affecting the display quality of the screen.

This device consists of a photo source module (PS) and a picture display component (PD). PS possesses at least a radiation block (RB). A photo source driving unit (PSD) connects PS and PD. Driving by PSD, RB irradiates synchronously a light according to the PD display frequency but a small bright/ dark ratio. The photo source synchronization with PD can reduce the interfere upon the 3D pictures.

The invention discloses an extremely narrow frame structure of a display device. The structure comprises a front shell, a display screen and a cover plate, wherein the display screen and the cover plate are attached, the display screen and the cover plate are both fixed through the front shell, and the edge of the display screen is overlapped with the front shell. Due to the adoption of the technique, the natural letterbox width of the display screen is overlapped with a machine shell fixing structure in the width direction, overall width is reduced greatly, and then the purpose of making the frame of the display screen extremely narrow is realized.

The invention belongs to the field of a semiconductor lighting technique, disclosing an LED disconnecting and connecting circuit which is characterized by comprising multiple LEDs distributed in a row; the multiple LEDs distributed in a row is a parallel circuit comprising multiple series circuits after parallel connection; the LEDs are distributed in an equivalent interval mode among the LEDs connected to the series circuits; lamps controlled by one series circuit are scattered in each region of the integral lamp strip; and the difference of the display brightness is weakened and has no influence on the display quality and effect of the integral region even if the current passing each series circuit has difference.

The invention relates to a display device, which comprises a display unit, a touch control unit, a backlight unit and an electrophoresis unit, wherein the touch control unit is arranged above the display unit; the backlight unit is arranged below the display unit; the electrophoresis unit is arranged on the display unit and comprises a substrate, a plurality of display electrodes, at least one storage electrode, a gate electrode and a plurality of charged particles; the substrate is provided with an active area and a surrounding area; the display electrodes are arranged in the active area of the substrate at equal intervals; the storage electrode is arranged in the surrounding area of the substrate; the gate electrode is arranged in the surrounding area of the substrate and between the display electrodes and the storage electrode; and the charged particles are arranged on the substrate and have the characteristic of mirror reflection.

The invention, a method of sharing of LCD digital television register address, comprises a digital chip 24C16 and a digital chip 24C02, which is characterized in that the EDID input signal data of LCD digital television are stored in the digital chip 24C02, and the digital chip 24C02 is stored with model EDID signal data, OSD setting signal data, and HDCP input signal data. Under the condition that the display quality of the LCD digital television is not influenced and the work complication is not increased, the invention saves the cost of main board, thus realizing the same work effects compared with the original equipment.