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48results about How to "Reduced load variance" patented technology

Display panel and display device

ActiveCN109449167AIncreased load capacitanceIncrease trace lengthSolid-state devicesSemiconductor/solid-state device manufacturingCapacitanceDisplay device
The embodiment of the invention provides a display panel and a display device, related to the technical field of display and used for reducing load difference of signal lines of different length. Thedisplay panel comprises an image display area and a non-image display area, the image display area comprises a first display area and a second display area; the image display area comprises pixels andfirst signal lines, wherein the first signal lines comprise a first child first signal line in the first display area and a second child first signal line in the second display area, the number of pixels connected with the first child first signal line is greater than the number of the pixels connected with the second child first signal line; the display panel comprises a capacitance compensationstructure, and the capacitance compensation structure comprises a first conductive layer, a second conductive layer and a third conductive layer; the second conductive layer is located between the first conductive layer and the second conductive layer, the first conductive layer is connected with the third conductive layer, the first conductive layer and the second conductive layer are overlapped, and the second conductive layer and the third conductive layer are overlapped; and the second child first signal line reuses the second conductive layer or the third conductive layer.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Display panel and display device

The invention discloses a display panel and a display device. The display panel comprises a substrate, a plurality of first signal lines, a plurality of second signal lines, a plurality of first connecting line units and a plurality of second connecting line units,, wherein the substrate comprises at least one light transmission region, a main display region and a first transition display region;each first signal line comprises at least two first signal line segments which are separated by the light transmission region in the first direction; each second signal line comprises at least two second signal line segments which are separated by the light transmission region and the first transition display region in the first direction, the signal type of a signal provided by the second signalline is the same as the signal type of a signal provided by the first signal line; each first connecting line unit electrically connects the at least two first signal line segments corresponding to one first signal line; and each second connecting line unit electrically connects the at least two second signal line segments corresponding to one second signal line. According to the display panel provided by the embodiment of the invention, the display area ratio of the display panel can be improved.
Owner:HEFEI VISIONOX TECH CO LTD

Display panel and display device

The invention discloses a display panel and a display device, and relates to the technical field of display. The display panel comprises a display area, a non-display area and a plurality of gate lines. The display area comprises a first edge, the first edge comprises a first concave section, and the first concave section is concave towards the inner part of the display area; the display area comprises a first display area and a second display area; the gate lines include a first gate line located in the first display area and a second gate line located in the second display area; the number of pixels electrically connected with the first gate line is less than the number of pixels electrically connected with the second gate line; the non-display area comprises a plurality of first vertical shift registers and second vertical shift registers, the driving signal output end of each first vertical shift register is electrically connected with the first gate line, the driving signal outputend of each second vertical shift register is electrically connected with the second gate line, the output current of each first vertical shift register is not equal to the output current of each second vertical shift register. This is advantageous for balancing the loads of the first display area and the second display area.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Display panel and display device

The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to improve the split screen phenomenon. The display panel comprises adisplay area provided with sub-pixels, a reference bus, reference signal lines, and a load compensation structure, wherein the reference signal lines are connected with the sub-pixels, at least partof the reference signal lines are connected with the reference bus through the load compensation structure, the load compensation structure comprises a load compensation wire connected with the reference bus, a signal transmission wire connected with the reference signal wire, and at least two switches connected between the load compensation wire and the signal transmission wire, the reference signal lines comprise a first reference line and a second reference line, and the first reference line is shorter than the second reference line. The display panel is advantaged in that in the load compensation structure connected with the first reference line, equivalent loads of the load compensation line and the signal transmission line which are connected through the switches are LA1, in the loadcompensation structure connected with the second reference line, equivalent loads of the load compensation line and the signal transmission line which are connected through the switch are LA2, and LA1 is larger than LA2.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Touch display panel, driving method thereof and touch display device

The invention discloses a touch display panel, a driving method of the touch display panel and a touch display device. The touch display panel comprises a display area and a non-display area. The display area comprises a plurality of sub-pixels and a plurality of touch electrodes; the non-display area comprises a driving chip and a display multi-path selection circuit; the working stage of the touch display panel comprises a plurality of working refreshing stages, and the working refreshing stages comprise a first refreshing stage and a display intermittent stage; the first refreshing stage comprises a display refreshing sub-stage and a first touch refreshing sub-stage; the driving chip is used for transmitting display signals to the sub-pixels in the display refreshing sub-stage, transmitting a touch signal to the touch electrode in the first touch refreshing sub-stage, and transmitting an enabling clock signal to the display multi-path selection circuit in the display intermittent stage, and controlling the display multi-path selection circuit to be switched on. The display multi-path selection circuit is controlled to be switched on to release electrostatic charges in the display intermittent stage, the touch load difference in the first refreshing stage and the display intermittent stage is reduced, and the touch detection effect is improved.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Array substrate, display panel and electronic equipment

The invention discloses an array substrate, a display panel and electronic equipment. The array substrate comprises a substrate body, scanning lines and data lines, the scanning lines and the data lines are perpendicularly arranged in a staggered mode, the substrate body is provided with a camera hole area, the scanning line partially surrounding the camera hole area is set as a first scanning line, and the scanning line not surrounding the camera hole area is set as a second scanning line. The data line surrounding the camera hole area is set as a first data line, and the scanning line not surrounding the camera hole area is set as a second data line; and in the direction from the edge of the camera hole area to the center of the camera hole area, the width of the part, surrounding the camera hole area, of the first data line and/or the first scanning line is gradually increased. According to the array substrate in the technical scheme, by widening the sections of the scanning lines and the data lines in the camera hole area, the increased wiring length and the reduced pixel number due to the fact that the camera hole area occupies are compensated, then it is guaranteed that the resistance loads and the capacitance loads of all the positions are the same, and the problem of uneven display is solved.
Owner:HKC CORP LTD

A special-shaped display panel and display device

The embodiment of the invention provides a special display panel and a display device and relates to the technical field of display. By adoption of the special display panel and the display device, the loading difference among lines for transmitting grid scanning signals is reduced and the display effect is improved. The display area of the special display panel comprises a main display area and aspecial display area, and the special display area is shorter than the main display area; a non-display area comprises a first non-display area and a second non-display area; the panel comprises a grid line and a data line arranged in the display area, a data signal transmission line arranged in the second non-display area and connected with the data line, a first grid signal transmission line arranged in the first non-display area and connected with the grid line of the main display area, and a second grid signal transmission line arranged in the second non-display area and is connected witha grid line in the special display area; the second grid signal transmission line and the data signal transmission line are arranged in a crossing and insulating manner, and the part, overlapping with the data signal transmission line, of the second grid signal transmission line is wider than the first grid signal transmission line. The special display panel is used for realizing image display.
Owner:SHANGHAI AVIC OPTOELECTRONICS

Display panel and display device

ActiveCN109449167BIncreased load capacitanceIncrease trace lengthSolid-state devicesSemiconductor devicesCapacitanceDisplay device
The embodiment of the invention provides a display panel and a display device, related to the technical field of display and used for reducing load difference of signal lines of different length. Thedisplay panel comprises an image display area and a non-image display area, the image display area comprises a first display area and a second display area; the image display area comprises pixels andfirst signal lines, wherein the first signal lines comprise a first child first signal line in the first display area and a second child first signal line in the second display area, the number of pixels connected with the first child first signal line is greater than the number of the pixels connected with the second child first signal line; the display panel comprises a capacitance compensationstructure, and the capacitance compensation structure comprises a first conductive layer, a second conductive layer and a third conductive layer; the second conductive layer is located between the first conductive layer and the second conductive layer, the first conductive layer is connected with the third conductive layer, the first conductive layer and the second conductive layer are overlapped, and the second conductive layer and the third conductive layer are overlapped; and the second child first signal line reuses the second conductive layer or the third conductive layer.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD
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