Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

46results about How to "Conducive to narrow border" patented technology

Array substrate, display panel and display device

The invention provides an array substrate, a display panel and a display device and belongs to the technical field of display. The array substrate comprises a display area and a non-display area, the display area comprises multiple grid lines arranged side by side and extending along a row direction and multiple data lines arranged side by side and extending along a column direction, and the non-display area comprises a grid driving circuit which is electrically connected with the grid lines; the array substrate further comprises a binding area which comprises multiple conductive welding pads, the grid driving circuit is electrically connected with the conductive welding pads through multiple signal connecting lines, and the non-display area further comprises multiple static electricity release circuits electrically connected with the signal connecting lines; the array substrate further comprises a substrate baseplate, and at least one signal connecting line is overlapped with the static electricity release circuits in a direction perpendicular to the substrate baseplate. Frame narrowing of the array substrate is facilitated.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Display panel and display device

The invention discloses a display panel and a display device, and belongs to the field of display technologies. The display panel comprises electrically conductive adhesion bodies, a chip on film, an electrically conductive layer, a first substrate and a second substrate. The first substrate is opposite to the second substrate, the chip on film is adhered at a step region of the first substrate, and the electrically conductive layer is positioned on the side, which is far away from the first substrate, of the second substrate; the chip on film comprises a grounding bonding pad, and the grounding bonding pad is arranged on the side, which is far away from the first substrate, of the chip on film; the electrically conductive adhesion bodies are electrically connected with the electrically conductive layer and are electrically connected with the grounding bonding pad. According to the technical scheme, the display panel and the display device have the advantages that the grounding bonding pad is arranged on the side, which is far away from the first substrate, of the chip on film, accordingly, the occupied area of the step regions can be reduced while static electricity is prevented, and frames of the display panel can be advantageously narrowed.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Backlight module with narrow frame of liquid crystal display device

The invention provides a backlight module with a narrow frame of a liquid crystal display device. The backlight module comprises the frame, a back plate, a connection piece and a rubber frame which is arranged on the back plate; the frame comprises a bottom plate opposite to a front panel; the front panel of the frame concaves inwards to form a first tapping hole with an inner thread; the bottom plate of the back plate is provided with a hole part corresponding to the tapping hole; the rubber frame is provided with a through hole corresponding to the hole part; the connection part passes through the through hole; and both ends are respectively in a fit connection with the first tapping hole on the front panel of the frame and the hole part on the bottom plate of the back plate so that the frame is locked with the back plate. According to the backlight module provided by the invention, space positions of the rubber frame and the back plate are saved; meanwhile, material is avoided be cut by the rubber frame in a large area to avoid convex hulls on the frame and the back plate, therefore, the structure intensity of the rubber frame is ensured, and the frame of the backlight module is easy to narrow.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Display panel and display device

The invention discloses a display panel and a display device, and belongs to the technical field of display. The display panel comprises a display area and a peripheral non-display area; the display area comprises gate lines, data lines and a plurality of sub-pixels; the display area comprises a main display area and an auxiliary display area; the number of sub-pixels of each pixel row in the maindisplay area is larger than the number of sub-pixels of each pixel row in the auxiliary display area; the non-display area comprises a light emitting circuit, and the light emitting circuit comprisesa plurality of cascaded light emitting units; the sub-pixels in n pixel rows in the main display area are electrically connected with the same light emitting unit, and the sub-pixels in at least n+1pixel rows of the auxiliary display area are electrically connected with the same light emitting unit, wherein n is a positive integer; each sub-pixel comprises a pixel driving circuit, each pixel driving circuit comprises a light emitting control signal end, and the light emitting control signal end of each sub-pixel is electrically connected with the corresponding light emitting unit. Compared with the prior art, the narrow bezel design of the display panel is facilitated, the brightness uniformity of the main display area and the auxiliary display area is improved, and the display quality is improved.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

Display panel and display device

The invention discloses a display panel and a display device, and belongs to the technical field of display, which comprises a display area and a non-display area configured to surround the display area. The display area comprises a first edge. The first edge is recessed towards the interior of the display area, so that at least one recessed area and at least one protruding area adjacent to the recessed area are formed in the display area. The non-display area comprises a fan-out area. The fan-out area is adjacent to the first edge. The display area comprises a plurality of signal lines configured to extend in the first direction, and the fan-out area comprises a plurality of outgoing lines. The signal lines are electrically connected with the outgoing lines. The display panel comprises atleast one connecting line. The connecting line and the signal lines are wired in different layers. The connecting line extends from the display area to the fan-out area. At least one signal line is electrically connected to the outgoing lines through the connecting line. Compared with the prior art, at least one signal line does not need to be wound from the non-display area to the fan-out area,so that the width of the non-display area can be reduced. The narrow border design of the display panel is facilitated, and the display quality is improved.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

Array substrate manufacturing method, array substrate and display panel

The invention provides an array substrate manufacturing method, an array substrate and a display panel. A removal area and a reserve area are arranged in a bending area in a peripheral area of a substrate, a substrate positioned in the middle removal area is removed, a routing layer positioned in the removal area is bent, a substrate in the reserve area is parallel and opposite to the substrate inthe peripheral area, the width of the peripheral area of one end for binding lines of the array substrate can be effectively decreased, and narrow bezel of the display panel and a display device is benefited.
Owner:BOE TECH GRP CO LTD +1

Display substrate and display apparatus

The invention discloses a display substrate and a display apparatus. The display substrate includes a display area and a non-display area surrounding the display area, further includes a plurality of pads arranged on the non-display area, and an electrostatic protection circuit, wherein the pads and the pins of a display chip are correspondingly and electrically connected one by one, the electrostatic protection circuit is electrically connected with at least one pad for outputting the static electricity of the pad, the electrostatic protection circuit forms in the bonding area for bonding the display chip. According to the scheme, the at least one pad is electrically connected with the electrostatic protection circuit for outputting the static electricity of the pad, so that the short circuit caused by the static breakdown between the adjacent pads can be prevented, the electrostatic protection capability of the display substrate and the display device including the same is improved, and the manufacturing yield rate and the use reliability of the display substrate and the display device including the same are improved.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Fanout structure and electronic device

The invention discloses a fanout structure and an electronic device. First fanout lines and second fanout lines of the fanout structure are located on different metal layers respectively, and vertical projections of the first fanout lines on a second metal layer are partially overlapped with the second fanout lines, so that capacitance is formed between the first fanout lines and the second fanout lines. With the adoption of the fanout structure, frame narrowing of the electronic device is facilitated on the basis that the display effect of a display panel is significantly improved.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Array substrate, display panel and display device

The invention discloses an array substrate, a display panel and a display device. The array substrate comprises a display area and a non-display area surrounding the display area, the non-display areacomprises an abnormal non-display area, wherein the abnormal non-display area is located between the abnormal boundary of the display area and the abnormal edge of the array substrate; a dummy scanning line of the array substrate is located in the abnormal non-display area, can reduce space occupied by the dummy scanning line in the non-display area, reduces the area of the non-display area of the array substrate, and is conductive to the narrow bezel of the display device.
Owner:SHANGHAI AVIC OPTOELECTRONICS

Array substrate, display panel comprising array substrate and display device

The invention discloses an array substrate, a display panel comprising the array substrate and a display device, wherein the array substrate comprises a display area; the display area comprises a plurality of strip-shaped first electrodes; the first electrodes extend in the first direction and are arranged in the second direction; the array substrate is further provided with an integrated circuit; the integrated circuit is parallel with the second direction; a first metal electrode is further formed on the array substrate and is parallel with the second direction; the first metal electrode and the integrated circuit are arranged on two opposite sides of the display area; the first metal electrode is electrically connected with the integrated circuit through at least one first signal line; the first metal electrode is electrically connected with a first end to provide a public voltage signal for the first electrode during display. The first electrode originally arranged between a shifting register and the display area is eliminated, so that coupling capacitance between the first metal electrode and the shifting register is reduced, and narrow frame formation of the display panel is facilitated.
Owner:XIAMEN TIANMA MICRO ELECTRONICS +1

Display panel and manufacturing method thereof

The invention discloses a display panel and a manufacturing method thereof. According to the display panel, a hollow part is arranged on a first inorganic packaging layer, a structure for filling andpackaging the anti-cracking piece in the hollow part is combined, and the stress of the packaging film of the display panel in the cutting process or the bending process is well dispersed, therefore,the tearing risk of the inorganic layer part in the packaging film is reduced, the packaging performance of the packaging film is improved, the narrow bezel of the OLED display panel is better facilitated. In addition, the manufacturing method of the display panel adopts a mature process for manufacturing the hollow part and the packaging anti-cracking piece, and the manufacturing method is suitable for batch manufacturing.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Driving circuit of display panel, display panel comprising driving circuit and displayer

The invention provides a driving circuit of a display panel, a display panel comprising the driving circuit and a displayer. The driving circuit of a display panel comprises a shifting register unit, a bus unit, and a connecting wire. The bus unit at least comprises a first signal line and a second signal line, wherein the connection potential of the first signal line is different from that of the second signal line. The connecting wire is used for electrically connecting the shifting register unit and the first signal line. The connecting wire comprises at least one extension part. The extension part and the second signal line overlap. Static electricity can be effectively eliminated; less space is occupied and narrow frames of displayers can be realized.
Owner:SHANGHAI AVIC OPTOELECTRONICS +1

Display panel and display device

The embodiment of the invention discloses a display panel and a display device. The display panel comprises a display area and a non-display area; a substrate which comprises at least one organic layer and at least one inorganic layer, wherein the organic layer and the inorganic layer are arranged in a stacked mode; a plurality of pixel circuits, wherein each pixel circuit comprises a driving transistor; a driving transistor which comprises a first active layer; a semiconductor layer which comprises a shielding structure and an etching blocking structure, wherein the shielding structure is located in the display area, the vertical projection of the shielding structure on the film layer where the first active layers are located is overlapped with the first active layers, the etching blocking structure is located in the non-display area, and the etching blocking structure comprises at least one opening; and a blocking unit located in the non-display area, wherein the blocking unit comprises at least one groove structure and the groove structure penetrates through the first inorganic layer from the opening in the direction perpendicular to the plane where the first organic layer is located and extends into the first organic layer. According to the embodiment of the invention, the process cost of the display panel can be reduced, and the display effect of the display panel is improved.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

GOA circuit

The invention relates to a GOA circuit. The GOA circuit comprises a plurality of cascaded GOA units. The n-th GOA unit comprises a first thin film transistor (T1), a second thin film transistor (T2),a third thin film transistor (T31), a fourth thin film transistor (T32), a fifth thin film transistor (T41), a sixth thin film transistor (T42) and a storage capacitor (Cbt). At least one of the firstthin film transistor (T1), the second thin film transistor (T2), the fourth thin film transistor (T32), the fifth thin film transistor (T41) and the sixth thin film transistor (T42) is a bigrid thinfilm transistor. Top gates of the double-gate thin film transistors serve as gates to be connected into the GOA unit, and bottom gates of the double-gate thin film transistors are connected with corresponding potential-adjustable bottom gate voltages. According to the GOA circuit, the threshold voltage Vth of a TFT in the GOA circuit can be adjusted; and independent control of the threshold voltage Vth of each TFT is realized.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Display panel

The invention provides a display panel, which comprises a plurality of touch sensing chains, each touch sensing chain is provided with a corresponding touch routing area, each touch routing area is independently routed to be connected with a touch integrated circuit, and all the touch routing areas do not need to be gathered in a lower frame area. The touch wiring areas are arranged above the low-voltage wiring area VSS and the high-voltage wiring area VDD respectively, so that the width of the left lower frame area and the right lower frame area of the display panel can be reduced, the narrowframe of the large-size display panel is facilitated, the VDD and the VSS are both direct current (DC) signal sources, direct current signals cannot penetrate through capacitors, crosstalk cannot begenerated on the signal lines, the array substrate and the array substrate can reduce the influence of signal crosstalk.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD

Liquid crystal display panels and manufacturing method thereof

The invention discloses liquid crystal display panels and a manufacturing method thereof. The manufacturing method of the liquid crystal display panels comprises the steps that the multiple arrayed liquid crystal display panels are formed, wherein each liquid crystal display panel comprises array substrates on a first glass substrate and color film substrates opposite to all the array substrates; any two adjacent liquid crystal display panels are cut so that all the liquid crystal display panels can be separated from one another; shadowless glue is injected into first sides and second sides of all the liquid crystal display panels so that shadowless glue layers can be formed on the first sides and the second sides of all the liquid crystal display panels, wherein the first sides and the second sides of the liquid crystal display panels are arranged oppositely and arranged on non-display regions of the liquid crystal display panels. According to the scheme of the embodiment, the width of the shadowless glue layers arranged on the first sides and the second sides of the liquid crystal display panels can be correspondingly set to be small, which is beneficial to realization of narrow-frame liquid crystal display panels.
Owner:XIAMEN TIANMA MICRO ELECTRONICS +1

Shift registering unit, and shift register and array substrate comprising same

The invention discloses a shift registering unit, a shift register comprising the shift registering unit and an array substrate comprising the shift registering unit. An embodiment of the shift registering unit comprises a first capacitor, a second capacitor and a third capacitor which are connected in parallel, wherein the first capacitor, the second capacitor and the third capacitor are used for receiving electrical signals provided by a first bus; the first capacitor comprises a first electrode plate formed in a first conductor layer and a second electrode plate formed in a second conductor layer; the second capacitor comprises a third electrode plate formed in a third conductor layer and a fourth electrode plate formed in a fourth conductor layer; the third capacitor is composed of the second electrode plate and the third electrode plate; and the first bus is formed in the second conductor layer or the third conductor layer. According to the shift registering unit, the shift register and the array substrate, wiring area required by the shift registering unit can be reduced, thereby being conductive the implementation of narrow frame of a display panel.
Owner:SHANGHAI AVIC OPTOELECTRONICS +1

Feed-through voltage compensation circuit and liquid crystal display device

The invention relates to a feed-through voltage compensation circuit and a liquid crystal display device. The circuit is applied to the liquid crystal display device and comprises a plurality of feed-through voltage compensation circuit units, and the feed-through voltage compensation circuit units are used for generating feed-through voltage compensation signals of a scanning line to be compensated. Each feed-through voltage compensation circuit unit comprises a first input port, a second input port and a third input port. Starting voltage (Vgh) is input into the first input port, turn-off voltage (Vgl) is input into the second input port, and scanning voltage of the scanning line to be compensated is input into the third input port. The compensation circuit is provided to reduce the influence of the Fedthauge voltage on the panel pixel voltage, the circuit is simple and easy to realize, the design cost is reduced, and the production efficiency is improved.
Owner:XIANYANG CAIHONG OPTOELECTRONICS TECH CO LTD

Touch drive circuit, display panel, driving method of display panel and display device

The invention discloses a touch drive circuit, a display panel, a drive method of the display panel and a display device, and relates to the technical field of display. The touch drive circuit includes N stages of touch selection output units; a first signal input end of the touch selection output units is electrically connected with a touch signal end; a second signal input end of the touch selection output units is electrically connected with a common signal end, and a first control end of the touch selection output units is electrically connected with one gate line group; and a first control end of the nth-stage touch selection output unit is electrically connected with a second control end of the (n-1) th-stage touch selection output unit, and a first control end of the first-stage touch selection output unit is electrically connected with a second control end of the Nth-stage touch selection output unit. The touch drive circuit solves the technical problems that a corresponding display device is difficult to realize a narrow frame and the cost of an IC (Integrated Circuit) is increased due to a touch driving circuit in the prior art.
Owner:TIANMA MICRO ELECTRONICS CO LTD

An organic light emitting display panel and device

The invention discloses an organic light-emitting display panel and a device. The organic light emitting display panel includes a display area and a non-display area surrounding the display area; the organic light emitting display panel also includes: a base substrate; a thin film encapsulation layer, the thin film encapsulation layer is located on one side of the base substrate, and the thin film encapsulation layer covers the display area , and extend to a part of the non-display area; wherein, the thin film encapsulation layer includes at least one organic layer and at least one inorganic layer, the organic layer is located between the base substrate and the at least one inorganic layer, and an organic layer close to the base substrate includes at least one The lower surface of the organic layer on the side of the base substrate, along the direction away from the display area, the vertical distance from the lower surface of the organic layer to the surface of the base substrate on the side of the base substrate close to the thin film encapsulation layer gradually decreases. The organic light-emitting display panel provided by the embodiments of the present invention is beneficial to the narrow frame of the organic light-emitting display panel; at the same time, the flow speed of the organic layer material is accelerated, and the time for the organic layer to be cut off early is reduced.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD +1

Display panel and display device

The invention discloses a display panel and a display device, belonging to the technical field of display, comprising: a display area and a non-display area surrounding the display area; the display panel includes a plurality of fingerprint identification modules, and the fingerprint identification modules include a fingerprint identification unit and a signal switching unit , signal wiring; the fingerprint recognition unit is located in the display area; the signal switching unit includes a first input end, a first output end and a second output end; the first input end is electrically connected with the signal wiring, and the first output end and the fingerprint recognition unit Electrical connection, the second output terminal is electrically connected to the conductive electrode; in the fingerprint identification stage, the first input terminal and the first output terminal are connected, and the first input terminal and the second output terminal are insulated; in the display phase, the first input terminal and the first output terminal are electrically connected. The first output terminal is insulated, and the first input terminal and the second output terminal are connected. Compared with the prior art, it is beneficial to realize a full screen and to reduce the thickness of the display panel.
Owner:XIAMEN TIANMA MICRO ELECTRONICS
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Eureka Blog
Learn More
PatSnap group products