42results about How to "Uniform picture quality" patented technology

An organic electroluminescent device includes electrodes, an organic functional layer formed between facing electrodes, and separators for separating one of the electrodes into a strip, wherein the one electrode includes the first film formed with a vapor deposition method and the second film formed into a strip on the first film between the separators, and wherein the separators have dividing sections provided therein for electrically dividing the vapor deposited films formed on the top surfaces of the separators when the first film is formed.

An organic light emitting display capable of minimizing the voltage drop of pixel power sources supplied to an organic light emitting display panel, contemplates an organic light emitting display panel including a pixel unit on which an image is displayed, and a plurality of first and second power source pads provided at two or more edges outside the pixel unit in order to receive first and second pixel power sources in at least two different directions, a plurality of tape carrier packages (TCP) electrically coupled to the organic light emitting display panel and including driving ICs for driving the organic light emitting display panel and power source lines for transmitting the first and second pixel power sources to the first and second power source pads, and driving boards electrically coupled to the TCPs in order to supply control signals for controlling the driving ICs and the first and second pixel power sources to the TCPs.

A display apparatus includes: a pixel array section and dependence cancellation means. The pixel array section wherein a plurality of pixel circuits each including an electro-optical element, a driving transistor configured to drive said electro-optical element, a sampling transistor configured to sample and write an input signal voltage and a capacitor configured to hold a gate-source voltage of said driving transistor within a display period are disposed in a matrix. The dependence cancellation means for negatively feeding back, within a correction period before said electro-optical element emits light in a state wherein the input signal voltage is written by said sampling transistor, drain-source current of said driving transistor to the gate input side of said driving transistor to cancel the dependence of the drain-source current of said driving transistor on the mobility.

A display device may include a display panel that includes a first region and a second region. The display device may include a controller that may receive a first gamma value and a second gamma value, use the first gamma value or a third gamma value to generate first image data, use the first gamma value and the second gamma value to generate a fourth gamma value, and use the fourth gamma value to generate second image data. The display device may include a data driver that may use the first image data and the second image data to generate a first data voltage set and a second data voltage set. The first region may use the first data voltage set to display a first portion of an image. The second region may use the second data voltage set to display a second portion of the image.

A display device that may compensate for characteristic deviations among pixels and impact picture quality is provided. The display device includes a plurality of pixels, a plurality of sensing lines connected to the pixels, a sensing circuit configured to extract characteristic information of the pixels through the sensing lines. The sensing circuit includes a plurality of analog-to-digital converters (ADC) to convert the characteristic information into digital sensing data and to output the digital sensing data. A compensating circuit is configured to compare output values of the plurality of ADCs, to set a correction value, and to convert first data into second data based on the sensing data and the correction value. A data driver is configured to generate data signals corresponding to the second data and to output the data signals to the pixels.

In a light emitting display and a fabrication method thereof, a stripe pattern displayed due to characteristic differences of a driving transistor is prevented, thereby enhancing picture quality. The light emitting display comprises: a plurality of light emitting devices formed adjacent to a region where data and scan lines cross each other; and a plurality of pixel circuits, each including a driving transistor for supplying current corresponding to a data signal to a respective one of the light emitting devices. The positions of the driving transistors are different from each other with respect to at least one of horizontal and vertical directions. With this configuration, a stripe pattern is prevented from appearing perpendicular to a scanning direction of a line beam emitted from an excimer laser during the fabrication method.

The present invention provides a semiconductor memory device including a memory cell array in which a plurality of memory cells are arranged, a user interface circuit including a command queue having a logic circuit for accepting commands issued by an external user and generating a program memory address, and an array control circuit having a microcontroller and a program memory for storing therein an execution code, and executing an operation on the memory cell array, wherein the memory cell includes a gate electrode formed over a semiconductor layer via a gate insulating film, a channel region disposed below the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional elements formed on both sides of the gate electrode and having the function of retaining charges.

The present invention provides a semiconductor memory device including a memory cell array in which a plurality of memory cells are arranged, a user interface circuit including a command queue having a logic circuit for accepting commands issued by an external user and generating a program memory address, and an array control circuit having a microcontroller and a program memory for storing therein an execution code, and executing an operation on the memory cell array, wherein the memory cell includes a gate electrode formed over a semiconductor layer via a gate insulating film, a channel region disposed below the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional elements formed on both sides of the gate electrode and having the function of retaining charges.

The invention discloses a 3D display pixel structure. The 3D display pixel structure is characterized in that visual angle pixels are defined according to the situation that the pixels belong to different visual angles. A first row of pixels of an LED array and third visual angle pixels are alternately distributed according to first visual angle pixels. A second row of pixels of the LED array and second visual angle pixels are alternately distributed according to fourth visual angle pixels. A third row of pixels of the LED array and the first visual angle pixels are alternately distributed according to the third visual angle pixels. A fourth row of pixels of the LED array and the fourth visual angle pixels are alternately distributed according to the second visual angle pixels. Each four rows are distributed in this way. The invention further discloses a 3D display. By balancing the transverse and longitudinal distribution of the visual angle pixels, uniform transverse and longitudinal resolution is achieved, the problem that single transverse or longitudinal resolution decline is too large is avoided, the visual angle pixels are evenly distributed on a whole image, the overall image quality is uniform, and watching sense makes a user more comfortable.

A semiconductor memory device includes a control logic circuit for generating read selection signals each selecting one plane for reading and write selection signals each selecting one plane for writing from a plurality of planes in which memory cells are arranged in an array, an address selection circuit disposed for each of the planes, and an address buffer circuit for simultaneously providing a write address and a read address. Each of the address selection circuits is configured so as to be able to receive one of the read selection signals and one of the write selection signals from the control logic circuit. The memory cell includes a gate electrode formed over a semiconductor layer via a gate insulating film, a channel region disposed below the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional units formed on both sides of the gate electrode and having the function of retaining charges.

An imaging lens (LN) having, in order from the object side, a first group (Gr1) having a positive power, a second group (Gr2) having a positive power, and a third group (Gr3) having a negative power.During focusing from infinity to a close object: the first group (Gr1) has a fixed position; the second group (Gr2) and the third group (Gr3 ) move such that the gap between the first group (Gr1) andthe second group (Gr2) narrows and the gap between the second group (Gr2) and the third group (Gr3) widens; and the conditional formula 1.0 < f1 / f < 2.5 is fulfilled (f1: focal length of first group (Gr1), f: focal length of the entire system). As a result, an imaging lens is obtained that: achieves both a bright F value and a reduction in focus group weight; satisfactorily corrects aberrations from the infinite end to the closest end; and can obtain uniform image quality over the entire image.

A scan structure of a display device, a method for driving the display device, and a method for manufacturing the same is disclosed, which is for physically decreasing a duty in half, maintaining uniform picture quality. In the display device having a plurality of data lines formed in one direction, a plurality of scan lines formed in perpendicular to the plurality of data lines, a plurality of pixels are formed, which are connected to the plurality of data lines in each scan line, so that the total scan time is increased in proportion to the number of the pixels in each scan line.

A flat panel display (FPD) includes a substrate, a plurality of pixel units on the substrate, each of the pixel units including a display element, a thin film transistor (TFT) electrically coupled to the display element, and a capacitor electrically coupled to the TFT and including electrodes, wherein the electrodes of the capacitor of a first pixel unit of the pixel units are extended to an adjacent pixel unit of the pixel units.

The invention provides an image processing method and device and an unmanned aerial vehicle. The method comprises the steps that a quantization parameter characteristic value corresponding to each image block in a plurality of image blocks in an encoded historical image is acquired, each image block comprises a plurality of macro blocks, and the quantization parameter characteristic value of eachimage block is determined according to quantization parameters of one or more macro blocks in the image blocks; and when the coding quality of the plurality of image blocks determined according to thequantization parameter characteristic values corresponding to the plurality of image blocks meets a preset descending condition, a first minimum quantization parameter of the current to-be-coded image is determined, the quantization parameter of each macro block in the current to-be-coded image during coding being greater than or equal to the first minimum quantization parameter. Therefore, the image quality of the coded image of the image is uniform.

The invention discloses an interactive portable satellite communication control method aiming at defects of the prior art. The interactive portable satellite communication control method supports various communication modes and synchronously supports the latest WINCE operating system and the Android operating system. The satellite communication control method is implemented through the following 14 parts: a CPU (Central Processing Unit) (1), a DDR (2), an extensible large capacity NANDFLASH (3), a NANDFLASH (4), a GPS (Global Position System) module (5), a double 10 / 100 M self-adaptive Ethernet module (6), a customizable audio coder-decode (7), TTL converting RS232 serial interface module (8), a display module (9), a keyboard module (10), a power management module (11), a USB-HOST (12), a SD-Socket (13) and a USB-OTG (14), wherein the CPU (1) controls other 13 parts through respective IO interfaces and interactively connected with the 13 parts. The interactive portable satellite communication control method provided by the invention is designed at the aim of special environment, various communication modes are supported through external connection and utilization of hand-held terminal equipment synchronously, and the interactive portable satellite communication control method is suitable for various application scenes and severe environment.

The invention discloses a composite direct illumination type backlight module group comprising a direct illumination type backlight module group body and one or more groups of lateral backlight modules arranged at the side of the direct illumination type backlight module group body. The direct illumination type backlight module group body consists of a light guiding diffusing plate, a back panel,direct illumination type LED light bars, and a reflection piece. The light guiding diffusing plate consists of a milky diffusion layer arranged at the half upper part of the light guiding diffusing plate and a transparent light guiding plate arranged at the half lower part of the light guiding diffusing plate. The back panel is arranged below the light guiding diffusing plate and is used for realizing mounting of the light guiding diffusing plate and the lateral backlight modules. The direct illumination type LED light bars are arranged on one side, facing the light guiding diffusing plate, ofthe back panel. Therefore, the ultra-thin direct illumination type product has the uniform picture and high brightness and the space is saved. Moreover, the process is simplified; the development cycle is shortened; and the production cost is lowered.

A liquid crystal display device capable of maintaining uniform image quality over the entire area of ​​the liquid crystal panel by improving the deflection of the liquid crystal panel. The device includes: a liquid crystal panel having a structure in which upper and lower substrates are bonded across a liquid crystal layer; an upper polarizing plate adhered to the upper surface of the upper substrate; a lower polarizing plate adhered to the lower surface of the lower substrate, and the upper polarizer The plate and the lower polarizer contain respective adhesive layers. Therefore, according to the above structure, the present invention has an advantage that the adhesive layer of the upper polarizer and the adhesive layer of the lower polarizer have mutually different adhesive forces according to the deflection direction of the liquid crystal panel.

A computer system comprising: (A) a CPU; (B) a memory arrangement comprising: (i) a side-wall memory array including a plurality of side-wall memory transistors; (ii) a charge pump; (iii) a plurality of switching circuits; and (iv) logic circuitry; and (C) a system bus, wherein each of the side-wall memory transistors comprises: a gate electrode formed on a semiconductor layer with a gate insulating film formed on the semiconductor layer; a channel region formed below the gate electrode; a pair of diffusion regions formed on the both sides of the channel region and having a conductive type opposite to that of the channel region; and a pair of memory functional units formed on the both sides of the gate electrode and having a function of retaining charges.

The invention relates to an imaging lens which comprises a first lens group (G1) with positive focal power, a diaphragm, a second lens group (G2) with positive focal power and a third lens group (G3)with positive focal power or negative focal power which are sequentially arranged from an object side to an image side, and the third lens group (G3) is a fixed group. The first lens group (G1) and the second lens group (G2) form a focusing group capable of moving along an optical axis. The imaging lens is arranged according to the limitations, and can realize the characteristics of large aperture, high resolution, low distortion, uniform image quality, large depth of field, good color rendition degree and high contrast ratio.

The invention discloses a micro-structure light guide plate and a display module thereof. The micro-structure light guide plate comprises a light guide plate body (100), the light guide plate body (100) comprises a light-inlet surface (101), a light-outlet surface (102) and a backside (103), the backside (103) is provided with a plurality of groove micro-structures (104), and a resin layer (105) is deposited on the backside (103). According to the micro-structure light guide plate and the display module thereof, the strength of the light guide plate can be improved, the image quality is uniformized, and the realization of light weight and thinning of the display module is facilitated.

The invention discloses an automatically adjusted infrared camera. The automatically adjusted infrared camera comprises an infrared optical camera, a visible light camera, an RJ45 interface, an infrared lamp and a processor, wherein the processor is integrated with a video coder and decoder circuit, a pulse-width modulation circuit and a video analysis algorithm circuit; the digital signal output end of the infrared optical camera is connected with the digital signal input end of the video analysis algorithm circuit; the video analysis algorithm circuit is connected with the pulse-width modulation circuit; the output end of the pulse-width modulation circuit is connected with the infrared lamp; the video signal output end of the visible light camera is connected with the video signal input end of the video coder and decoder circuit; and the communication signal end of the processor is connected with the RJ45 interface. By using the automatically adjusted infrared camera, data acquisition can be provided for forest fire prevention monitoring around the clock in all regions for 7*24 hours in a high-quality and multi-application mode.

An optical system, a lens module and an electronic device, the optical system comprising seven lenses with meandering forces, in which a first lens, a fourth lens and a sixth lens have positive meandering forces, a second lens and a seventh lens have negative meandering forces, and a third lens and a fifth lens have meandering forces; the optical system meets the relational expression: 6.2 mmlt; imgh2 / flt; 7.4 mm in thickness; wherein f is the effective focal length of the optical system, and Imgh is half of the image height corresponding to the maximum field angle of the optical system; according to the optical system, the lens module and the electronic equipment provided by the embodiment of the invention, the characteristics of miniaturization, large image plane and high pixel can be met, and high-quality imaging can be realized.