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System and methods for managing backup status reports
ActiveUS7546323B1Normalizes differenceProvide uniformityData processing applicationsDigital data processing detailsStorage area networkApplication software
A storage area network uniform integrated backup reporting and verification mechanism displays backup reporting information at an enterprise level while showing uniformity among heterogeneous backup applications of different vendors. The backup management application coalesces data from different backup applications by scanning status data from backup applications, and identifying data corresponding to common output fields. Further storage array specific aspects, information, or commands are attainable via the linkages to the native backup applications specific to the individual storage arrays. The backup management application provides uniform reporting and verification of satisfactory backup completion across the SAN, or otherwise pinpoints and clarifies problems or other anomalies associated with the backup. Further, filtering and focused report layouts allow customization and refinement of the output data providing a multitude of integrated report formats to facilitate operations including troubleshooting, charge back and service provisioning.
Owner:EMC IP HLDG CO LLC
TFT-LCD pixel structure, manufacturing method and broken wire repairing method
ActiveCN101666948AVoltage balanceShow uniformSolid-state devicesSemiconductor/solid-state device manufacturingEngineeringTransistor
The invention relates to a TFT-LCD pixel structure, a manufacturing method and a broken wire repairing method. The TFT-LCD pixel structure comprises a plurality of pixel cells limited by a grid wire and a data wire, wherein a thin-film transistor and a pixel electrode are formed in each pixel cell, a first public electrode wire is formed on the lower side of the grid wire, a second public electrode wire is formed on the upper side of the grid wire, a first light blocking strip is formed on the left side of the pixel cell, and a second light blocking strip is formed on the right side of the pixel cell; the first public electrode wire, the second public electrode wire, the first light blocking strip and the second light blocking strip form an integrated structure and form an annular structure on the periphery of the pixel cell; and the second public electrode wire positioned on the upper side of the grid wire is connected with the first public electrode positioned on the lower side of the grid wire through a connecting electrode. The TFT-LCD pixel structure can be repaired quickly and efficiently, and has high success rate.
Owner:BOE TECH GRP CO LTD +1
LCD (liquid crystal display) data driven IC (integrated circuit) output compensation circuit and compensation method
ActiveCN102402957AImprove EMI problemConducive to narrow bezel designStatic indicating devicesNon-linear opticsLiquid-crystal displayControl signal
The invention relates to an LCD (liquid crystal display) data driven IC (integrated circuit) output compensation circuit and a compensation method. The circuit comprises a data driven IC, a plurality of first switching unit and a delay control unit. A plurality of output channels of the data driven IC are respectively connected with pixel electrodes on corresponding lines in a glass substrate through data lines and output charging signals to charge the pixel electrodes on the corresponding lines; each output channel is provided with one first switching unit for controlling the output channel on which the first switching unit is positioned according to delay control signals generated by the delay control unit and outputting the charging signals according to preset delayed time; and the delay control unit generates the corresponding delay control signals according to impedance values of the corresponding data lines so as to control to start the corresponding first switching unit according to the preset delayed time and ensure each pixel electrode to have equal charging time. The LCD data driven IC output compensation circuit does not need to be wound with a wire; the routing space of the glass substrate is reduced, the LCD data driven IC output compensation circuit is beneficial to the design of a narrow border of a liquid crystal display, and the EMI (Electro Magnetic Interference) problem generated when all the output channels are simultaneously opened are improved.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD
OLED (organic light-emitting diode) display device and manufacture method thereof
ActiveCN106449726ALower resistanceReduce voltage dropSolid-state devicesSemiconductor/solid-state device manufacturingDisplay deviceEngineering
The application discloses an OLED (organic light-emitting diode) display device and a manufacture method thereof; the OLED display device comprises a substrate, an anode layer, a pixel definition layer, a hole injection layer, a hole transport layer, a light-emitting layer, an electronic transport layer, an electronic injection layer, spacer pillars, passivating pillars positioned on the spacer pillars, and a cathode layer, wherein conductive pillars are electrically connected to the cathode layer. By electrically connecting the conductive pillars to the cathode layer, it is equivalent that a conductive resistor is connected parallelly to the cathode layer, resistance of the cathode layer is decreased, voltage drop of the cathode layer is decreased accordingly, and the OLED display device can provide more uniform displaying at the premise of not increasing the thickness of the cathode layer or decreasing the light transmittance of the cathode layer. With the presence of the passivating pillars, lateral leaking current between adjacent light-emitting pixels is decreased, the problem of brightness possessing by pixels is avoided, color mixing rate is deceased, and product yield is increased.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD +1
OLED (Organic Light Emitting Diodes) pixel compensating circuit, display panel and display device
The invention provides an OLED (Organic Light Emitting Diodes) pixel compensating circuit, a display panel and a display device, used for compensating threshold voltage and supply voltage of TFT (Thin Film Transistor) in an existing pixel circuit to overcome the asymmetry of image display. In the circuit, a first transistor in the circuit is used for transmitting a data signal to a first electrode of a first capacitor under the control of a scanning signal; a second transistor is used for transmitting a reference signal to the first electrode of the first capacitor under the control of a first light-emitting signal; a third transistor is used for connecting the grid of a driving transistor with a drain of the driving transistor under the control of the scanning signal, so as to read a difference between the supply voltage and the threshold voltage of the driving transistor, and transmitting the difference to a second electrode of the first capacitor and a first electrode of a second capacitor; and the driving transistor is used for generating a driving current to drive the OLED to light according to the supply voltage and the voltage on the second electrode of the first capacitor.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD +2
Display device and display panel
InactiveCN109061975AReduce areaIncrease the proportionStatic indicating devicesSolid-state devicesCapacitanceScan line
The invention provides a display device and a display panel. A standard of carrying out capacitor compensation on each line of scan lines of a first display area with relatively few pixel units comprises the fact that a capacitor total load value of the line of scan lines adjacent to a second display area is equal to own capacitor load value of a line of scan lines in the second display area, andthe capacitor total load value of each line of scan lines close to the second display area and the capacitor total load value of each line of scan lines away from the second display area are graduallyreduced. The display device and the display panel have the advantages that through utilization of the feature that human eyes are insensitive to gradually varied brightness variation, mutation of thecapacitor total load value of each line of compensated scan lines in the first display area and at the border of the first display area and the second display area is eliminated, so the display is uniform; and through gradual variation of the capacitor total load values in the first display area, a setting area of compensation capacitors is reduced, reduction of the area of a frame area is facilitated, a narrow frame is realized, and a screen-to-body ratio is increased.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD
OLED display panel and OLED display device
InactiveCN109166886AShow uniformLower resistanceSolid-state devicesSemiconductor devicesElectricityDisplay device
The invention provides an OLED display panel, which is provided with a first auxiliary power supply trace parallel to the power supply trace and located at different layers, and electrically connectsthe first auxiliary power supply trace and the power supply trace through a plurality of through holes arranged at intervals. Corresponding to paralleling the first auxiliary power supply trace on thepower supply trace, the total resistance of the power supply trace and the first auxiliary power supply trace after parallel connection is reduced, so that when the power supply signal is transmittedon the structure in which the power supply trace is connected in parallel with the first auxiliary power supply trace, the voltage drop at each position is reduced, the difference of the power supplysignal transmitted to each pixel unit is smaller, and the display at each position of the OLED display panel is more uniform.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
Display panel and display device
The invention provides a display panel and a display device, belongs to the display technology field, and helps to solve the problem that the frame of a conventional display panel is wide. The display panel comprises a display area and surrounding areas. The display area includes multiple grid lines and multiple data lines, the grid lines and the data lines crossing each other. The grid lines and the data lines cross each other to define multiple pixel units. At least one grid line includes at least two grid line segments that are disconnected from each other, and each grid line segment correspondingly controls at least one pixel unit. The display area is divided into at least two sub-display areas according to the disconnection positions of the grid line segments. A shift register unit connected to the grid line segments is arranged in at least one sub-display area, and is used for providing grid scan signals to the grid line segments connected to the shift register unit. At least part of the shift register units are arranged in the display area, so the frame of the display panel is narrow.
Owner:BOE TECH GRP CO LTD
OLED substrate and display panel
InactiveCN108649063AIncrease lap lengthIncrease the overlap areaSolid-state devicesSemiconductor devicesLeg lengthElectrical and Electronics engineering
The invention discloses an OLED substrate and a display panel. The OLED substrate comprises a display area and a GOA area located on the outer side of the display area,the GOA area is provided with asignal wiring layer,the display area is provided with an OLED pixel,a negative pole of the OLED pixel is in lap joint with the signal wiring layer,and the lap surface of the negative pole and the signal wiring layer is undulating. According to the OLED substrate,by arranging the lap surface of the negative pole and the signal wiring layer to be undulating,the lap length of the negative pole and the signal wiring layer is increased,and the lap area of the negative pole and the signal wiring layer is increased accordingly,in this way,on the basis that the lap length of the negative pole and thesignal wiring layer meets the requirement,the lap width of the negative pole and the signal wiring layer can be reduced,then the width of the GOA area is reduced,and narrow bezel design of the OLED display panel is facilitated.
Owner:BOE TECH GRP CO LTD +1
A pixel driving circuit in silicon base organic luminescent display device
InactiveCN101261810AShow uniformReduce power consumptionStatic indicating devicesLogic circuits coupling/interface using field-effect transistorsConstant current sourceData transmission
The invention relates to a pixel driving circuit in a silica-based organic luminous display, which is a pixel driving circuit that an input electricity is connected with a column scan line, a row scan line and a data line while an output electricity is connected with a diode, wherein the pixel driving circuit is connected with a pixel driving circuit with a constant current source through a level shifter circuit by a binary latch; the binary latch is used for gate of column and row data of the display equipment; the pixel driving circuit with the constant current source is used for providing current with fixed amplitude for an organic light emitting diode under pixel gate condition to allow organic light emitting diode to light, and change the intensity according to duty ratio of data provided by the data line; the level shifter circuit is used for high and low level shifting between the binary latch and the pixel driving circuit with the constant current source; the pixel driving circuit transmits data on a data line to the pixel driving circuit according to a column scan line and a row scan line, which results in gray-scale display of the organic light emitting diode. The whole pixel driving circuit of the invention adopts a transistor for charge and discharge instead of a traditional capacitor, thus the aperture ratio of the pixel circuit is significantly improved; through the constant current provided by a quiescent current source, the current passing under operating condition of the organic light emitting diode can be accurately controlled and not influenced by a threshold voltage.
Owner:SHANGHAI UNIV
Display panel and method for manufacturing same
ActiveCN109360900AConductiveEffective electrical connectionSolid-state devicesSemiconductor/solid-state device manufacturingAuxiliary electrodeEngineering
The invention discloses a display panel and a method for manufacturing the same. The display panel is characterized in that an auxiliary electrode and a positive electrode of the display panel are arranged on a substrate, a pixel definition layer covers the auxiliary electrode and the positive electrode, the positive electrode and the auxiliary electrode are partially exposed, a negative electrodeisolation column is arranged on exposed portions of the auxiliary electrode, an isolation table of the negative electrode isolation column is electrically conductive and is in contact with the auxiliary electrode, an isolation column body of the negative electrode isolation column is arranged in the isolation table, and a luminescent layer covers the pixel definition layer and exposed portions ofthe positive electrode and the auxiliary electrode and is partitioned by the negative electrode isolation column; a negative electrode covers the luminescent layer, is partitioned by the negative electrode isolation column and is at least in contact with the isolation table. Owing to the mode, the display panel and the method have the advantages that the negative electrode and the auxiliary electrode can be effectively electrically connected with each other, the negative electrode can be individually controlled, and accordingly uniform display effects can be realized by the display panel.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
Display panel assembly and a terminal
InactiveCN107240358AShow uniformImprove satisfactionIdentification meansPixel densityComputer graphics (images)
The invention discloses a display panel assembly and a terminal. The display panel assembly comprises a display screen and a transparent cover plate arranged on the display screen, the transparent cover plate comprises a main perspective area and at least one slope perspective area located on the edge of the main perspective area, the display screen comprises a first display area and a second display area which correspond to the main perspective area and the slope perspective area respectively, an image displayed in the second display area covers the slope perspective area through refraction, and the average pixel density of the second display area is larger than the average pixel density of the first display area, so that the image displayed in at least one part of the second display area is smaller than an image displayed in the first display area; the image displayed in the second display area can be magnified by means of the slope perspective area so that the proportion of the image displayed in the corresponding area, with the pixel density larger than that of the first display area, in the second display area is closer to the proportion of the image displayed in the first display area, and accordingly the uniform display of the images can be roughly achieved for the whole display screen.
Owner:NUBIA TECHNOLOGY CO LTD
Shift register unit and a drive method, a shift register and a display device thereof
ActiveCN105185294AShow uniformImprove the display effectStatic indicating devicesDigital storageVoltageDisplay device
The invention discloses a shift register unit and a drive method, a shift register and a display device thereof, relates to the technical field of display, and aims at solving the problems that the display device is uneven in display, and poor in display effect. The shift register unit comprises an input module, a pull-down control module, a pull-up control module, a pull-up module and a pull-down module, wherein the input module is connected with a first trigger signal port, a first clock signal port, a low level port and a pull-up control node; the input module is used for transmitting a signal of the first trigger signal port to the pull-up control node by a bootstrap effect without threshold voltage loss. The shift register unit disclosed by the invention is applied to the display device.
Owner:BOE TECH GRP CO LTD
Production method of light scattering film, light scattering film, polarizing plate, image display device, and transmissive/semi-transmissive liquid crystal display device
ActiveCN101852872AHigh forward white brightnessShow uniformDiffusing elementsPolarising elementsLiquid-crystal displayPolarizer
Owner:FUJIFILM CORP
Pixel circuit, driving method of pixel circuit, and display device adopting pixel circuit
ActiveCN104157238AIncrease opening ratioReduce the numberStatic indicating devicesControl signalDisplay device
The invention provides a pixel circuit, a driving method of the pixel circuit, and a display device adopting the pixel circuit. The pixel circuit comprises a plurality of pixel unit rows; each pixel unit row comprises a plurality of sub-pixel units and further comprises a row shared unit; each sub-pixel unit comprises a light-emitting element; the row shared unit comprises a plurality of row driving light-emitting control modules; all the sub-pixel units in each pixel unit row are connected with a signal wire and a scanning line; a light-emitting control signal is accessed into each row driving light-emitting control module; the row driving light-emitting control module is connected with all the sub-pixel units of one pixel unit row through the signal wire, so as to write voltage data under the control of a scanning signal output by the scanning line, have a threshold compensation function, and then drive the light-emitting element to emit light under the control of the light-emitting control signal. The pixel circuit, the driving method and the display device have the advantages that the pixel aperture ratio is improved; the display is uniform; the current density of an organic emitting layer is reduced.
Owner:BOE TECH GRP CO LTD +1
DC driving voltage regulation device and method, power supply device and display panel
ActiveCN104036727AShow uniformStatic indicating devicesElectric light circuit arrangementVoltage regulationEngineering
The invention provides a DC driving voltage regulation device and method, a power supply device and a display panel. The DC driving voltage regulation device and method are characterized in that DC driving voltage is transmitted to an effective display area by a DC voltage generating unit through a lead that is arranged outside the effective display area of the display panel; the DC driving voltage regulation unit comprises a current acquiring unit for acquiring current from lead on real time, and a voltage regulating unit for regulating DC voltage generated by the DC voltage generating unit or regulating the resistance of the lead according to the current in order to keep the DC driving voltage unchanging. With the adoption of the DC driving voltage regulation device and method, the power supply device and the display panel, the effective display area is given with unified DC driving voltage, and thus the display uniformity of the display panel is ensured.
Owner:BOE TECH GRP CO LTD
Pixel driving circuit and method, display panel, and display apparatus
ActiveCN105427805ANot subject to agingUnaffected by agingStatic indicating devicesCapacitanceDriving current
The invention provides a pixel driving circuit and method, a display panel, and a display apparatus. The pixel driving circuit comprises a driving transistor, a storage capacitor, a turn-on control module, a writing control module and a luminescence control module. The turn-on control module controls the grid of the driving transistor to be connected with the first pole of the driving transistor in a threshold compensation phase and a writing phase to enable threshold voltages of the driving transistor to be written into the storage capacitor. The writing control module controls data voltages to be written into the second pole of the driving transistor in the writing phase. According to the invention, the threshold voltages of the driving transistor and the data voltages on a data line are written into the storage capacitor through the turn-on control module and the writing control module in a step-by-step mode, and it is controlled that driving currents of the driving transistor are irrelevant to the threshold voltages of the driving transistors. Besides, reference voltages are also written into the second end of the storage capacitor through the writing control module in the writing phase, and it is controlled that the driving currents of the driving transistor are irrelevant to unlatching voltages of a luminescent element in a luminescence maintaining phase.
Owner:BOE TECH GRP CO LTD +1
Display substrate and driving method thereof, display device and high-precision metal mask plate
ActiveCN110620129AIncrease the screen ratioHigh light transmittanceStatic indicating devicesSolid-state devicesTransmittanceDisplay device
The invention discloses a display substrate and a driving method thereof, a display device and a high-precision metal mask plate. The display area is set to be a first display sub-region with large pixel distribution density and a second display sub-region with small pixel distribution density. Due to the fact that the pixel distribution density in the second display sub-region is small, elementssuch as a camera can be arranged in the second display sub-region, and a screen-to-body ratio of the display substrate is increased in the mode that the screen light transmittance is increased by reducing the local pixel distribution density. Moreover, when the display substrate is driven, a gray-scale value of sub-pixels of the second display sub-region is adjusted according to the light-emittingarea and the pixel distribution density of the sub-pixels, so large difference of the brightness of the two display sub-regions caused by inconsistent pixel distribution density of the first displaysub-region and the second display sub-region can be compensated, dark fringes existing at the boundary of the second display sub-region and the first display sub-region are reduced, and full-screen uniform display is realized.
Owner:BOE TECH GRP CO LTD
Display device, and manufacturing method and control method thereof
ActiveCN101765874AReduce manufacturing costReduce processing burdenStatic indicating devicesSolid-state devicesManufacturing cost reductionDisplay device
Owner:JAPAN DISPLAY DESIGN & DEV CONTRACT CO LTD
Array substrate and display panel
The embodiment of the invention discloses an array substrate and a display panel. The array substrate comprises a display area and a non-display area. The non-display area is provided with a plurality of connecting leads, the connecting leads comprise a plurality of first connecting lead bodies, the first connecting lead bodies comprise first metal wirings, second metal wirings and third metal wirings, and at least two metal wirings of the first metal wirings, the second metal wirings and the third metal wirings are located on different film layers. By means of the array substrate and the display panel in the embodiment, the signal transmission uniformity in the different connecting leads is improved, and the display panel is even in display.
Owner:XIAMEN TIANMA MICRO ELECTRONICS +1
Display panel and display device
ActiveCN111081752AIncrease display brightnessReduce the differenceSolid-state devicesSemiconductor devicesDisplay deviceMaterials science
The invention relates to a display panel and a display device. The display panel comprises a first display area and a second display area. The display panel comprises a substrate, a first pixel unit,a second pixel unit, a packaging layer, a black matrix layer and a filter layer. The first pixel unit and the second pixel unit are located on the substrate, the first pixel unit is located in the first display area, and the second pixel unit is located in the second display area. The first pixel unit comprises a first sub-pixel, and the second pixel unit comprises a second sub-pixel and a light-transmitting part. The packaging layer is located on the first pixel unit and the second pixel unit. The black matrix layer is located on the packaging layer. The filter layer is located on the black matrix layer and comprises a first filter sub-layer and a second filter sub-layer, the first filter sub-layer is located on the first sub-pixel, the second filter sub-layer is located on the second sub-pixel, the thickness of the second filter sub-layer is smaller than that of the first filter sub-layer, and the filter layer does not cover the light-transmitting part. According to the embodiment ofthe invention, uniform display is facilitated, and the mura feeling of display can be weakened.
Owner:BOE TECH GRP CO LTD +1
LCD (liquid crystal display) panel and manufacturing method thereof
InactiveCN102360145AImprove the display effectAvoid display unevennessSolid-state devicesSemiconductor/solid-state device manufacturingLiquid-crystal displayDielectric layer
The invention discloses an LCD (liquid crystal display) panel and a manufacturing method thereof. The LCD panel comprises a first border scanning line, a first dielectric layer and a second border scanning line, wherein the first border scanning line is manufactured in a border area, the first border scanning line and gate lines are formed in a same photoetching step, and the first border scanning line is connected with part of thin-film transistors by a corresponding grid line; the first dielectric layer covers the first border scanning line; the second border scanning line is arranged on the surface of the first dielectric layer, and connected with the gate electrodes of remaining thin-film transistors by remaining gate lines; and the first border scanning line and the second border scanning line are made of a same metal material. In the invention, the widths and thicknesses of the two layers of scanning lines can be designed to be same, and because the developing and photoetching conditions are same, the widths of the two layers of scanning lines subjected to photoetching are more consistent, so that the resistances of the two layers of scanning lines are closer, thereby avoiding the occurrence of a situation that horizontal stripes are displayed non-uniformly; and under the premise of narrowing a border of the LCD panel, the display effect of the LCD panel is improved.
Owner:TRULY SEMICON
Driving circuit of liquid crystal display panel and liquid crystal display panel using same
InactiveCN106128408AShow uniformGood qualityStatic indicating devicesIdentification meansLiquid-crystal displaySquare waveform
The invention provides a driving circuit of a liquid crystal display panel and a liquid crystal display panel using same. The driving circuit is used for outputting a plurality of clock control signals for driving scanning lines of the display area of the liquid crystal display panel in a one-to-one manner after passing through the GOA circuit of the liquid crystal display panel. The driving circuit and the liquid crystal display panel are characterized in that the driving circuit uses the clock control signals with preset waveforms, wherein the preset waveforms are periodical square waves; the high levels of the preset waveforms periodically increase; and furthermore the time lengths of the periods of the preset waveforms are same. The driving circuit and the liquid crystal display panel have advantages of reducing brightness differences in the vertical direction and the left-and-right direction of the liquid crystal display panel, improving driving capability of the GOA circuit, realizing higher display brightness uniformity of a large-dimension high-resolution liquid crystal display panel, and obtaining higher definition of a displayed picture.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD
Driving method for liquid crystal display
InactiveCN1949347AShow uniformThe display effect is consistentStatic indicating devicesLiquid-crystal displayGray level
The invention relates to a driving method to drive display device to display image data. The device includes backlight module and plural liquid crystal pixels. And the backlight module contains plural light emitting brightness levels. The driving method includes following steps: separating the image display section to plural sub-display sections, when liquid crystal open or close at the display section, the backlight would open or close at the sub-display section, controlling the switch state of the liquid crystal pixel and light emitting brightness level of backlight module and light emitting time to realize gray scale display. The invention could make the image of LCD device equal.
Owner:INNOCOM TECH SHENZHEN +1
Road marking display method and device, electronic device and storage medium
ActiveCN110069580AModerate densityImprove information display efficiencyGeographical information databasesSpecial data processing applicationsComputer scienceElectronic map
The invention discloses a road marking display method and device, an electronic device and a storage medium, and belongs to the technical field of information. The method comprises the steps of obtaining a to-be-displayed scale level; when the scale level is smaller than a specified scale level, based on the base map data of a target area, displaying a first road mark on a road corresponding to the base map of the target area, the first road mark being a road mark determined based on offline calculation, and the target area being a to-be-displayed area corresponding to the scale level; when the scale level is greater than or equal to a specified scale level, determining a second road mark according to the road information in the base map data of the target area; and displaying the second road mark on the corresponding road of the base map of the target area. According to the invention, the road label can be uniformly and completely displayed at any scale level, and the information display efficiency of the electronic map is improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD
Built-in touch control substrate, driving method thereof and display panel
InactiveCN105974639AReduce in quantitySignal synchronizationStatic indicating devicesNon-linear opticsElectricityInsulation layer
The invention provides a built-in touch control substrate, a driving method thereof and a display panel and belongs to the technical field of touch control. The problem of nonuniform display caused by redundant lines in existing built-in touch control substrates can be solved at least partially. The built-in touch control substrate comprises a plurality of common electrodes and a plurality of touch control signal lines, wherein the common electrodes serve as touch control electrodes through time multiplexing, an insulation layer is arranged between each touch control electrode and the corresponding touch control signal line, and each touch control electrode is superposed with multiple touch control signal lines and electrically connected with one touch control signal line through a via hole in the corresponding insulation layer; furthermore, each touch control electrode is superposed with at least one redundant line, redundant lines superposed with any two different touch control electrodes are insulated from one another, and each touch control electrode is electrically connected with all the redundant lines superposed with the touch control electrode.
Owner:BOE TECH GRP CO LTD +1
Display driving method and device and display device
InactiveCN109192176ARealize chargingGuaranteed charging timeStatic indicating devicesDisplay deviceComputer science
The invention discloses a display driving method and device and a display device. The display driving method comprises the following steps: acquiring preset charging data at the beginning of frame scanning; precharging display pixels on a preset row signal line according to the acquired preset charging data; and after precharging the display pixels on the preset row signal line, sequentially charging all the display pixels on the row signal line and charging the display pixels on the current row signal line, precharging the display pixels on the row signal line with a preset number of rows atthe current row signal line interval. The technical proposal of the invention ensures that each row of display pixels of the display device can be precharged, and the brightness of the display deviceis uniform.
Owner:CHONGQING XIANJIN PHOTOELECTRIC DISPLAY TECH RES INST +1
Driving method for pixel driving circuit, display panel and display device
ActiveCN109671398AReduce the differenceShow uniformStatic indicating devicesCompensation effectDisplay device
The invention discloses a driving method for a pixel driving circuit, a display panel and a display device. The pixel driving circuit in the driving method for the pixel driving circuit comprises a driving transistor and a light-emitting element. The driving method comprises a data writing stage, a light-emitting stage and a compensation stage, wherein the light-emitting stage and the compensationstage are overlapped, and a starting moment of the compensation stage is located after the start of the light-emitting stage. The display panel comprises a display area and a non-display area; the display area comprises a plurality of pixel units arranged in an array mode, a plurality of light-emitting signal lines, and a plurality of scanning signal lines; each pixel unit comprises the pixel driving circuit; and the pixel driving circuit is driven by the driving method. The display device comprises the display panel. The current influence of current pixels can be brought into a compensationrange in real time, so that a better compensation effect can be achieved, different pixels can be uniformly displayed as much as possible, and the display effect and the display quality can be improved.
Owner:XIAMEN TIANMA MICRO ELECTRONICS
Display screen calibration method, display screen calibration system and computer readable storage medium
InactiveCN107146572AShow uniformImprove color cast more and more serious problemStatic indicating devicesLED displayComputer graphics (images)
The invention discloses a display screen calibration method, a display screen calibration system and a computer readable storage medium. The display screen calibration method comprises the steps of pre-storing calibration data corresponding to different temperatures; monitoring the temperature of a display screen in real time through a temperature sensor; acquiring the corresponding calibration data according to the temperature; and performing calibration on the display screen according to the calibration data. According to the invention, the LED display screen can be ensured to display uniformly at different temperatures, so that a problem that the LED display screen is increasingly severe in color cast along with the rise in temperature is improved, the white balance is kept to be accurate, the color is true to life, the image is accurately restored, the LED display screen is enabled to continuously keep the excellent display effect, and good visual appreciation effect of customers is ensured.
Owner:UNILUMIN GRP
Developing solution spraying system and method and substrate product
InactiveCN102645854AAvoid the problem of less than developer on the opposite endShow uniformPhotosensitive material processingSpray nozzleEngineering
The invention discloses a developing solution spraying system and a method and a substrate product. The developing solution spraying system comprises a spray nozzle, a driving device and a fixed machine table positioned under the spray nozzle, wherein the fixed machine table is used for bearing a substrate; the driving device is used for driving the spray nozzle to move back and forth at a constant speed between a start end and an opposite end of the substrate for preset times; and the spray nozzle is used for spraying developing solution towards the substrate in the moving process. According to the technical scheme of the invention, the problem of the prior art that development is not uniform because the developing solution sprayed onto the substrate is not uniform is solved.
Owner:BOE TECH GRP CO LTD
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