WO2020133775A1 - Appareil de sortie de données, module d'encadrement étroit d'écran, écran et dispositif électronique - Google Patents

Appareil de sortie de données, module d'encadrement étroit d'écran, écran et dispositif électronique Download PDF

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Publication number
WO2020133775A1
WO2020133775A1 PCT/CN2019/080719 CN2019080719W WO2020133775A1 WO 2020133775 A1 WO2020133775 A1 WO 2020133775A1 CN 2019080719 W CN2019080719 W CN 2019080719W WO 2020133775 A1 WO2020133775 A1 WO 2020133775A1
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WO
WIPO (PCT)
Prior art keywords
data
data lines
fan
data line
display
Prior art date
Application number
PCT/CN2019/080719
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English (en)
Chinese (zh)
Inventor
张婷婷
黄俊宏
Original Assignee
武汉华星光电技术有限公司
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Publication of WO2020133775A1 publication Critical patent/WO2020133775A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters

Definitions

  • the present invention relates to the field of display technology, in particular to a data output device, a narrow frame module of a display, a display, and electronic equipment.
  • the border is the distance between the edge of the screen and the edge of the product. Just like the TVs and smartphones in our home, there is a border. For a long time, both TV manufacturers and smartphone manufacturers have been working to reduce the size of the screen border and bring a true borderless design. Now, the borderless frame has really become popular in the field of smartphones. In order to provide users with a larger and better display, while ensuring that the body size is not too large, the borderless display has become the best choice.
  • an integrated circuit chip (abbreviation: IC, full name: integrated circuit), flexible circuit board welding (ie FPC bonding) and pixel data lines (commonly referred to as source lines) and row control logic lines (abbreviation: GIP, full name: Gate In Panel), and integrated circuit chip, flexible circuit board welding, and pixel data lines and row control logic lines
  • IC integrated circuit chip
  • FPC bonding flexible circuit board welding
  • GIP row control logic lines
  • GIP gate In Panel
  • Embodiments of the present invention provide a data output device, a display narrow frame module, a display, and electronic equipment, which avoids the crossing of data lines, reduces the width of the narrow frame occupied by the trace, is more conducive to the realization of the narrow frame, and reduces the narrow frame process Difficulty.
  • the present application provides a data output device, the data output device includes:
  • the driving chip is arranged in the frame area of the display panel, and the driving chip includes a plurality of non-polarity output terminals;
  • each lead correspondingly connects to a non-polar output end of the driving chip
  • each set of data lines includes multiple data lines, and the data line in each set of data lines corresponds to a lead;
  • the driving chip is used to output a positive signal and a negative signal for each data line connected to each non-polarity output terminal at intervals.
  • the frame area includes a first fan-out area and a second fan-out area, and each data line in the plurality of sets of data lines is divided into a first data line segment located in the first fan-out area and a second fan-out area Of the second data line.
  • the second data line segments of each data line in the multiple sets of data lines are parallel.
  • the line width of the first data line segment of each data line in the first fan-out area is greater than the line width of the second data line segment in the second fan-out area.
  • first data line segment of each data line in the first fan-out area in the multiple sets of data lines has the same line width.
  • the second data line segment in the second fan-out area of each of the plurality of data lines has the same line width.
  • each data line in the multiple sets of data lines does not cross each other.
  • the present application provides a display narrow frame module, the display narrow frame module includes a data output device, and the data output device includes:
  • the driving chip is arranged in the frame area of the display panel, and the driving chip includes a plurality of non-polarity output terminals;
  • each lead correspondingly connects to a non-polar output end of the driving chip
  • each set of data lines includes multiple data lines, and the data line in each set of data lines corresponds to a lead;
  • the driving chip is used to output a positive signal and a negative signal for each data line connected to each non-polarity output terminal at intervals.
  • the frame area includes a first fan-out area and a second fan-out area, and each data line in the plurality of sets of data lines is divided into a first data line segment located in the first fan-out area and a second fan-out area Of the second data line.
  • the second data line segments of each data line in the multiple sets of data lines are parallel.
  • the line width of the first data line segment of each data line in the first fan-out area is greater than the line width of the second data line segment in the second fan-out area.
  • first data line segment of each data line in the first fan-out area in the multiple sets of data lines has the same line width.
  • the second data line segment in the second fan-out area of each of the plurality of data lines has the same line width.
  • each data line in the multiple sets of data lines does not cross each other.
  • the present application provides a display, the display including a display narrow bezel module, the display narrow bezel module including a data output device, and the data output device includes:
  • the driving chip is arranged in the frame area of the display panel, and the driving chip includes a plurality of non-polarity output terminals;
  • each lead correspondingly connects to a non-polar output end of the driving chip
  • each set of data lines includes multiple data lines, and the data line in each set of data lines corresponds to a lead;
  • the driving chip is used to output a positive signal and a negative signal for each data line connected to each non-polarity output terminal at intervals.
  • the frame area includes a first fan-out area and a second fan-out area, and each data line in the plurality of sets of data lines is divided into a first data line segment located in the first fan-out area and a second fan-out area Of the second data line.
  • the second data line segments of each data line in the multiple sets of data lines are parallel.
  • the line width of the first data line segment of each data line in the first fan-out area is greater than the line width of the second data line segment in the second fan-out area.
  • first data line segment of each data line in the first fan-out area in the multiple sets of data lines has the same line width.
  • the present application provides an electronic device, the electronic device including the display as described in the third aspect.
  • the data output device includes a driver chip, which is arranged in the frame area of the display panel.
  • the driver chip includes a plurality of non-polarity output terminals; a plurality of leads, each lead wire is correspondingly connected to a non-polarity output terminal of the driver chip;
  • the drive chip is used to output positive signals and negative electrodes for each data line connected to each non-polar output terminal signal.
  • the driving chip of the data output device in the narrow frame module is driven by the conventional positive and negative two ports to output positive and negative signals, and the non-polar output terminal outputs positive and negative electrodes, respectively.
  • Signal driving avoids the crossing of data lines, reduces the width of the narrow border occupied by the traces, is more conducive to the realization of narrow borders, and reduces the difficulty of narrow border processes.
  • FIG. 1 is a schematic structural diagram of a driving chip driving data lines in the prior art
  • FIG. 2 is a schematic structural diagram of an embodiment of a data transmission device in an embodiment of the present invention.
  • first and second are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features.
  • the features defined as “first” and “second” may explicitly or implicitly include one or more of the features.
  • the meaning of “plurality” is two or more, unless otherwise specifically limited.
  • FIG. 1 it is a schematic structural diagram of a driving chip driving a data line in the prior art.
  • the prior art uses direct wiring to cross, As a result, the width of the lower border is widened, which is not conducive to the realization of the narrow border.
  • embodiments of the present invention provide a data output device, a narrow frame module for a display, a display, and electronic equipment. The details are described below.
  • the data output device includes: a driving chip, which is arranged in a frame area of a display panel, the frame area includes a fan-out area, and the drive chip includes a plurality of non-polarities Output end; multiple leads, each lead corresponds to a non-polar output end of the driver chip; multiple sets of data lines, each set of data lines includes multiple data lines, and each set of data lines corresponds to one lead
  • the drive chip is used to output a positive signal and a negative signal for each data line connected to each non-polar output terminal at intervals.
  • FIG. 2 it is a schematic structural diagram of an embodiment of a data transmission device according to an embodiment of the present invention.
  • the data transmission device includes:
  • the driving chip 201 is disposed in the frame area of the display panel, and the driving chip includes a plurality of non-polarity output terminals 202;
  • a plurality of leads 203, each lead corresponds to a non-polar output terminal of the driver chip.
  • FIG. 2 shows that the driver chip 201 includes two non-polar output terminals.
  • the non-polar output terminal can control a set of data connected accordingly
  • the line interval outputs a positive signal and a negative signal.
  • the three data lines in the first group of data lines sequentially output a positive signal, a negative signal, and a positive signal.
  • Each set of data lines includes multiple data lines.
  • the data lines in each set of data lines correspond to one lead.
  • a set of data lines includes three data lines.
  • the driving chip 201 is used to output positive and negative signals to each data line connected to each non-polarity output terminal 202 at intervals.
  • each data line in the plurality of sets of data lines does not cross each other.
  • the traditional positive and negative poles are used.
  • the display panel may include a plurality of gate lines Gate extending laterally, a plurality of data signal lines Dx perpendicular to the extending direction of the gate lines Gate, and a plurality of pixel electrodes P arranged in a matrix and corresponding to the pixel electrodes P in one-to-one correspondence Thin-film transistor (TFT) of each pixel, each gate line Gate inputs a scanning signal row by row to turn on the pixel switching TFT of the corresponding row, and then transmits the data signal on the data signal line Dx to the corresponding pixel electrode P;
  • Each gate line Gate is controlled by a gate driving chip or a gate driving integrated circuit to realize a progressive input of scanning signals, and the data signal line Dx is controlled by a source driving chip to input corresponding image data signals, so that the display panel can be scanned progressively and frame by frame
  • the refresh function enables the image data input to the display panel to be refreshed in real time, thereby realizing dynamic display.
  • the driving chip 201 may be an integrated device of a timing controller (TCON) and a source driving chip (SD).
  • the multiple data lines may be source data lines, and the driving chip 201 may be responsible for drawing data The function of outputting to the source data line and the function of controlling the output timing of the drawing data.
  • the driving chip 201 may also only have the function of the source driving chip, and the timing controller may be additionally provided, which is not specifically limited herein.
  • the frame area of the display panel may include a first fan-out area 205 and a second fan-out area 206, and each data line 204 in the multiple sets of data lines is divided into The first data line segment 2041 and the second data line segment 2042 located in the second fan-out area.
  • the first data line segment of each data line 204 is such that the second data line segment 2042 of each data line is separated by the same distance.
  • the second data line segments of each data line in the multiple sets of data lines are parallel.
  • the data width of each data line of the plurality of sets of data lines located in the first fan-out region 2041 may be greater than the second data line segment 2042 located in the second fan-out region Line width.
  • the resistivity of the first data line segment 2041 of each data line located in the first fan-out area is greater than the resistivity of the line width of the second data line segment 2042 located in the second fan-out area, which can reduce the routing of data lines The difference in impedance between them improves the display uniformity of the display panel.
  • the inventor conducted a simulation test on the display panel provided by the embodiment of the present invention using the data transmission device in the embodiment of the present invention, in which the first data line segment 2041 is set to 3 mm and the second data line segment 2042 is set to have a line width of 2.5 mm Compared with that the first data line segment 2041 and the second data line segment 2042 use the same line width, the simulation results show that the arrangement of the leads with different line widths can reduce the impedance difference, which is conducive to improving the signal transmission effect of the display panel.
  • the line width of the first data line segment 2041 of each data line in the first fan-out area is greater than the line width of the second data line segment 2042 in the second fan-out area.
  • the line width of the first data line segment 2041 may be equal, the line width of each second data line segment 2042 may also be equal, and the line of the first data line segment 2041 The width is set to be greater than the line width of the second data line segment 2042, which can reduce the impedance difference between the data line traces, and further improve the signal transmission uniformity of the display panel.
  • an embodiment of the present invention also provides a display narrow frame module, the display narrow frame module includes any of the embodiments of the present invention The data output device described in the embodiment.
  • the performance of the narrow frame module of the display is further improved.
  • an embodiment of the present invention also provides a display, and the display includes any of the embodiments of the present invention.
  • Display narrow bezel module In order to better implement the display narrow bezel module in the embodiments of the present invention, on the basis of the display narrow bezel module, an embodiment of the present invention also provides a display, and the display includes any of the embodiments of the present invention. Display narrow bezel module.
  • the display performance of the display is further improved.
  • an electronic device is also provided in the embodiment of the present invention, and the electronic device includes the display described in any one of the embodiments of the present invention.
  • the display performance of the electronic device is further improved.
  • the electronic device provided by the embodiment of the present invention may be any product with a display function such as a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a navigator, and the like.
  • the implementation of the display narrow frame module, the display and the electronic device can refer to the implementation of the above data transmission device, and repeat I will not repeat them here.
  • the above units or structures can be implemented as independent entities, or they can be combined in any combination as one or several entities.
  • the above units or structures please refer to the previous method embodiments. No longer.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

La présente invention concerne un appareil de sortie de données, un module d'encadrement étroit d'écran, un écran et un dispositif électronique. L'appareil de sortie de données comprend : une puce pilote (201), la puce pilote (201) comprenant une pluralité d'extrémités de sortie non polaires (202) ; une pluralité de conducteurs (203) et une pluralité de groupes de lignes de données (204) ; la puce pilote (201) est utilisée pour émettre un signal positif et un signal négatif à des intervalles donnés pour chaque ligne de données (204) connectée à chaque extrémité de sortie non polaire (202). L'appareil de sortie de données de la présente invention facilite la mise en œuvre d'un encadrement étroit et réduit la difficulté de traitement de l'encadrement étroit.
PCT/CN2019/080719 2018-12-29 2019-04-01 Appareil de sortie de données, module d'encadrement étroit d'écran, écran et dispositif électronique WO2020133775A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811644938.1A CN109493786B (zh) 2018-12-29 2018-12-29 数据输出装置、显示器窄边框模块、显示器及电子设备
CN201811644938.1 2018-12-29

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CN109493786B (zh) * 2018-12-29 2021-02-26 武汉华星光电技术有限公司 数据输出装置、显示器窄边框模块、显示器及电子设备
US12035587B2 (en) 2020-03-13 2024-07-09 Chengdu Boe Optoelectronics Technology Co., Ltd. Display panel and display device
CN112967623A (zh) * 2021-02-02 2021-06-15 广东锐精电子有限公司 一种可变尺寸的gip设计tft底板绿色环保屏设计方法及系统
CN112927661A (zh) * 2021-03-02 2021-06-08 重庆先进光电显示技术研究院 显示驱动板及显示装置

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CN109493786B (zh) 2021-02-26

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