WO2022262079A1 - 显示面板、显示装置及驱动芯片 - Google Patents

显示面板、显示装置及驱动芯片 Download PDF

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Publication number
WO2022262079A1
WO2022262079A1 PCT/CN2021/108466 CN2021108466W WO2022262079A1 WO 2022262079 A1 WO2022262079 A1 WO 2022262079A1 CN 2021108466 W CN2021108466 W CN 2021108466W WO 2022262079 A1 WO2022262079 A1 WO 2022262079A1
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WO
WIPO (PCT)
Prior art keywords
area
binding
terminal
horizontal
driving
Prior art date
Application number
PCT/CN2021/108466
Other languages
English (en)
French (fr)
Inventor
郭一宇
Original Assignee
武汉华星光电技术有限公司
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Filing date
Publication date
Application filed by 武汉华星光电技术有限公司 filed Critical 武汉华星光电技术有限公司
Priority to JP2021548651A priority Critical patent/JP7405859B2/ja
Priority to KR1020217037353A priority patent/KR102669341B1/ko
Priority to EP21814661.1A priority patent/EP4358072A1/en
Publication of WO2022262079A1 publication Critical patent/WO2022262079A1/zh

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/131—Interconnections, e.g. wiring lines or terminals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1345—Conductors connecting electrodes to cell terminals
    • G02F1/13458—Terminal pads
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136286—Wiring, e.g. gate line, drain line
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
    • H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
    • H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/129—Chiplets
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1345—Conductors connecting electrodes to cell terminals
    • G02F1/13452—Conductors connecting driver circuitry and terminals of panels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0421—Structural details of the set of electrodes
    • G09G2300/0426—Layout of electrodes and connections
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0202—Addressing of scan or signal lines

Definitions

  • the present application relates to the field of display technology, in particular to a display panel, a display device and a driving chip.
  • the lower frame of the display panel includes a fan-out routing area, a driver chip bonding area and a flexible circuit board bonding area.
  • the fan-out area and the bonding area of the driver chip occupy most of the height of the lower border, and the fan-out area contains multiple signal lines connecting the display area and the bonding area of the driver chip. In the trend of getting higher and higher, the number of signal lines also increases, which leads to the increase in the height of the fan-out area or the difficulty of compressing the height, which is not conducive to the realization of the narrow border full screen design of the display panel.
  • the display panel, display device and driving chip provided by the present invention can realize the design of extremely narrow frame.
  • the first aspect of the present application provides a display panel, including a display area and a non-display area, and the direction from the display area to the non-display area is defined as the first direction;
  • the non-display area includes:
  • binding region comprising a first binding region and a second binding region arranged along a first direction
  • the first binding region includes a horizontal binding region extending along the second direction and a first inclined binding region located at the end of the horizontal binding region and inclined relative to the horizontal binding region, the the first direction is perpendicular to the second direction;
  • the first inclined binding region includes a first end connected to the horizontal binding region and a second end far away from the horizontal binding region, and in the second direction, the second end is connected to the
  • the distance of the display area is greater than the distance from the first end to the display area, and the projection of the first inclined binding area on the display area falls on the projection of the horizontal binding area on the display area other than;
  • the first inclined binding area includes a plurality of binding terminal groups, and the plurality of binding terminal groups are arranged in a ladder shape with equal intervals or unequal intervals.
  • each of the binding terminal groups includes a plurality of first binding terminals; each of the binding terminal groups includes a third end and a fourth end, and in the first In two directions, the third end is close to the horizontal binding region, and the fourth end is far away from the horizontal binding region; multiple first binding terminals in the same row travel from the fourth end to the horizontal binding region.
  • the third end is arranged obliquely, and the distance from the third end to the display area is greater than the distance from the fourth end to the display area.
  • the non-display area further includes a fan-out area, and the first binding area and the second binding area are located on a side of the fan-out area away from the display area , the first binding area is located between the fan-out area and the second binding area, the fan-out area includes a plurality of fan-out routings; the horizontal binding area includes: a plurality of second binding areas A fixed terminal, a part of the fan-out wiring extends into the first binding area and is electrically connected to the first binding terminal and the second binding terminal respectively.
  • the highest point of each bound terminal group facing the fan-out area is defined as the apex of the bound terminal group, and the An inclination angle ⁇ 1 in the second direction of a line connecting the apex of the binding terminal group and the apex of the binding terminal group at the first end is an obtuse angle.
  • the inclination angle ⁇ in the second direction of the line connecting the centers of the vertices of the first binding terminals at the same position in two adjacent binding terminal groups is 2 is an acute angle.
  • the second binding area is set in an area enclosed by the first inclined binding area and the horizontal binding area.
  • two adjacent binding terminal groups partially overlap each other.
  • the first binding terminals in each binding terminal group are distributed in multiple rows, and the positions of the first binding terminals in adjacent rows are arranged alternately.
  • the display panel further includes a second inclined binding area, and the second inclined binding area is axially symmetrical to the first inclined binding area and arranged on the horizontal binding area. both ends of the area.
  • the display panel further includes a driving chip
  • the driving chip includes at least a horizontal terminal area and an inclined terminal area located at the end of the horizontal terminal area and inclined relative to the horizontal terminal area.
  • the inclined terminal area includes a plurality of first drive terminals, and the plurality of drive terminals form a plurality of first drive terminal groups; the arrangement of the first drive terminals and the first drive terminal groups is the same as that of the first drive terminal group The arrangement of the first binding terminal and the first binding terminal group is the same; the first driving terminal is electrically connected to the first binding terminal.
  • a second aspect of the present application provides a display device, including the above-mentioned display panel.
  • the display device further includes:
  • the flexible circuit board is electrically connected to the second binding area.
  • the third aspect of the present application provides a driver chip, including at least a horizontal terminal area and a first inclined terminal area located at the end of the horizontal terminal area and inclined relative to the horizontal terminal area, the first inclined terminal area along the first inclined terminal area Extending obliquely in one direction, the horizontal terminal area extends horizontally along a second direction perpendicular to the first direction, the first inclined terminal area includes a plurality of first driving terminal groups; the first inclined terminal area includes and The fifth end connected to the horizontal terminal area and the sixth end far away from the horizontal terminal area, in the first direction, the projection of the first inclined terminal area on the extended area of the horizontal terminal area falls Outside the horizontal terminal area; a plurality of the first drive terminal groups are arranged in a ladder shape with equal intervals or unequal intervals.
  • each of the first driving terminal groups includes a plurality of first driving terminals; each of the first driving terminal groups includes a seventh terminal and an eighth terminal, and in the In the second direction, the seventh end is close to the horizontal terminal area, and the eighth end is far away from the horizontal terminal area; in the first direction, a plurality of the first drive terminals in the same row are The eighth end is arranged obliquely to the seventh end, and the vertical distance from the seventh end to the extended area of the horizontal terminal area is smaller than the vertical distance from the eighth end to the extended area of the horizontal terminal area.
  • the highest point of the eighth end of each of the first driving terminal groups is defined as the apex of the first driving terminal group, and the first driving terminal located at the sixth end
  • An inclination angle in the second direction between the vertex of the terminal group and the vertex of the first driving terminal group at the fifth end is an obtuse angle, and the obtuse angle is greater than or equal to 100° and less than or equal to 179°.
  • the inclination angle in the second direction of the line connecting the centers of the vertices of the first driving terminals at the same position in two adjacent first driving terminal groups is Acute angle, the acute angle is greater than or equal to 10° and less than or equal to 85°.
  • two adjacent first drive terminal groups partially overlap each other, and the first drive terminals in each first drive terminal group are distributed in multiple rows and The positions of the first driving terminals in adjacent rows are arranged alternately.
  • the driving chip further includes a second inclined terminal area, and the second inclined terminal area is axially symmetrical to the first inclined terminal area and is arranged at both ends of the horizontal terminal area. department.
  • the beneficial effects of the present application are: 1) The first and/or second oblique binding regions of the display panel and the display device provided by the present application are inclined relative to the horizontal binding region and are far away from the second end of the horizontal binding region The distance to the fan-out area is greater than the distance from the first end connecting the horizontal bonding area to the fan-out area, so that a part of each fan-out routing can extend into the first bonding area, so that part of the The fan-out area overlaps with the binding area, shortening the height of the fan-out area in the first direction, thereby shortening the overall height of the fan-out area and the binding area in the first direction , to achieve the reduction of the lower frame of the display panel, so as to realize the extremely narrow frame design under the premise of meeting the high resolution pursued by the market and not reducing the performance of the driver chip; 2) each of the binding terminal groups in each The first binding terminals of the row are arranged obliquely from the fourth end to the third end, so as to leave more wiring space for the fan
  • FIG. 1 is a schematic plan view of a display panel provided in the first embodiment of the present application
  • FIG. 2 is a schematic plan view of the binding area and the fan-out area of the display panel shown in FIG. 1;
  • FIG. 3 is a partially enlarged view of various structures in the binding area and the fan-out area of the display panel shown in FIG. 2;
  • FIG. 4 is a partially enlarged view of the structures in the binding area and the fan-out area of another display panel provided by the present application.
  • FIG. 5 is a schematic plan view of a driver chip provided by the present application.
  • the present invention may repeat reference numerals and/or reference letters in different implementations, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed.
  • This application aims at the technical problem that the fan-out routing area of the existing high-resolution display panel occupies a large space on the lower frame of the display panel, which is not conducive to the realization of the technical problem of the narrow frame full screen design of the display panel.
  • the display panel and The first and/or second inclined binding area of the display device is inclined relative to the horizontal binding area, and the distance from the second end away from the horizontal binding area to the fan-out area is greater than that of the first connecting horizontal binding area.
  • the second binding area is set in the area enclosed by the first and/or second inclined binding area and the horizontal binding area, the binding can be shortened The height of the region in the first direction; thereby shortening the overall height of the fan-out region and the binding region in the first direction, so as to realize the reduction of the lower frame of the display panel, thereby satisfying the high resolution pursued by the market Under the premise of improving efficiency and not reducing the performance of the driver chip, an extremely narrow frame design is realized; the first binding terminals of each row in each binding terminal group are arranged obliquely from the fourth end to the third end layout, so as to leave more wiring space for the fan-out routing, thereby further optimizing the layout design of each structure of the bonding area and the fan-out area, thereby further improving the space utilization rate of the
  • the first embodiment of the present application provides a display device 100 including a display panel 110 , at least one driver chip 120 and at least one flexible circuit board 130 .
  • the driving chip 120 is formed on the display panel 110 and is electrically connected to the display panel 110
  • the flexible circuit board 130 is located on one side of the display panel 110 and is electrically connected to the display panel 110 .
  • the display panel 110 includes a display area 101 and a non-display area 102 surrounding the display area 101 .
  • the direction defined from the display area 101 to the non-display area 102 is a first direction D1.
  • the display area 101 includes a plurality of signal lines 1011 extending along the first direction D1 and arranged along the second direction D2.
  • the first direction D1 is perpendicular to the second direction D2.
  • the signal line 1011 may be one or both of a data line for charging pixels (not shown) in the display area 101 or a touch signal line connected to a touch sensor inside the display area 101 .
  • the non-display area 102 includes a fan-out area 10 and a binding area 20 .
  • the binding area 20 is located on a side of the fan-out area 10 away from the display area 101 .
  • the fan-out area 10 includes a plurality of fan-out routings 11 extending along the first direction D1 and arranged along the second direction D2 as a whole, one end of each fan-out routing 11 is respectively connected to the corresponding The signal line 1011 is electrically connected.
  • the binding area 20 includes a first binding area 21 and a second binding area 22 , and the first binding area 21 and the second binding area 22 are arranged along the first direction D1. Specifically, the first binding area 21 is adjacent to the fan-out area 10 , and the second binding area 22 is far away from the fan-out area 10 .
  • the first binding region 21 includes a horizontal binding region 212 extending along the second direction D2 and a first oblique binding region 211 and a second oblique binding region 211 located at the end of the horizontal binding region 212 District 213.
  • the first oblique binding region 211 and the second oblique binding region 213 are arranged at both ends of the horizontal binding region 212 in an axisymmetric manner.
  • the first inclined binding region 211 includes a first end 211a connected to the horizontal binding region 212 and a second end 211b away from the horizontal binding region 212, in the second direction D2, the The distance from the second end 211b to the display area 101 is greater than the distance from the first end 211a to the display area 101, and the projection of the first inclined binding area 211 on the display area 101 falls on the The horizontal binding area 212 is outside the projection on the display area 101 .
  • each fan-out line 11 can extend into the first binding area 21, so that part of the fan-out area 10 overlaps with the binding area 20, shortening the fan-out area 10 in the first direction D1, thereby shortening the overall height of the fan-out area 10 and the binding area 20 in the first direction D1, so as to realize the reduction of the lower frame of the display panel 110, thereby meeting the Under the premise of high resolution pursued by the market and without reducing the performance of the driver chip, an extremely narrow bezel design can be realized.
  • the second binding area 22 is set in the area surrounded by the first inclined binding area 211 , the second inclined binding area 213 and the horizontal binding area 212 within the area. In this way, the layout of the first binding area 21 and the second binding area 22 in the binding area 20 can be adjusted.
  • the first binding area 21 may not include the second inclined binding area 213, at this time, the second binding area 22 is arranged on the first inclined binding area 211 and the area enclosed by the horizontal binding region 212.
  • the first inclined binding area 211 includes a plurality of binding terminal groups arranged in a ladder shape, so that the bonding can be optimized by adjusting the interval between adjacent binding terminal groups.
  • the layout design of each structure in the fixed area and the fan-out area can also increase the line width of the fan-out area, thereby reducing the impedance of the signal line and reducing the risk of disconnection due to the thin signal line, so as to achieve better display effect.
  • Each of the binding terminal groups includes a plurality of first binding terminals 2111 .
  • the first binding terminals 2111 in each binding terminal group are distributed in multiple rows, and the first binding terminals 2111 in adjacent rows are arranged alternately.
  • the horizontal binding area 212 includes a plurality of second binding terminals 2121 .
  • the second binding terminals 2121 are arranged in multiple rows, and the second binding terminals 2121 in each row are arranged horizontally, and the second binding terminals 2121 in two adjacent rows are arranged in a staggered manner.
  • a part of the fan-out wiring 11 extends into the first binding area 21 and is electrically connected to the first binding terminal 2111 and the second binding terminal 2121 respectively.
  • a plurality of binding terminal groups are arranged in a ladder shape and equally spaced in the second direction D2.
  • a plurality of binding terminal groups are arranged in a step shape in the second direction D2 at unequal intervals.
  • the plurality of binding terminal groups may also be arranged at equal or unequal intervals in the first direction D1.
  • two adjacent binding terminal groups may partially overlap each other.
  • two adjacent binding terminal groups may not overlap.
  • the inclination angle ⁇ 1 of the line connecting the apex of the fixed terminal group and the apex of the binding terminal group at the first end 211a in the second direction D2 is an obtuse angle. Preferably, 100° ⁇ 1 ⁇ 179°.
  • the inclination angle ⁇ 2 of the line connecting the apex centers of the first binding terminals at the same position in the adjacent two binding terminal groups in the second direction D2 is an acute angle.
  • the first inclined binding area 211 includes four first binding terminal groups 201 .
  • first binding terminals 2111 in each binding terminal group will be described in detail below by taking the first binding terminal group 201 as an example.
  • the first binding terminal group 201 includes a third end 2011 and a fourth end 2012, and in the second direction D2, the third end 2011 is close to the horizontal binding area 212, the fourth end 2012 is far away from the horizontal binding area 212, in the first direction D1, the distance from the third end 2011 to the display area 101 is greater than the distance from the fourth end 2012 to the The distance between the display area 101; a plurality of the first binding terminals 2111 in the same row are arranged from the fourth end 2012 to the third end 2011.
  • the first binding terminals 2111 in the first binding terminal group 201 are distributed in two rows, and the first binding terminals 2111 in the first row are connected to the first binding terminals in the second row.
  • the fixed terminals 2111 are arranged in a staggered manner. That is, one of the first binding terminals 2111 in the second row is facing the gap between the corresponding two first binding terminals 2111 in the first row.
  • the second inclined binding area 213 includes a plurality of second binding terminal groups 205, each of the second binding terminal groups 205 includes a plurality of third binding terminals 2131, and the plurality of binding terminals
  • the third binding terminals 2131 are distributed in multiple rows, and the positions of the third binding terminals 2131 in adjacent rows are arranged alternately.
  • the driver chip 120 at least includes a horizontal terminal area 41 and a first inclined terminal area 42 and a second inclined terminal located at the end of the horizontal terminal area 41 and inclined relative to the horizontal terminal area 41.
  • the first inclined terminal area 42 and the second inclined terminal area 43 extend obliquely along a first direction D1
  • the horizontal terminal area 41 extends horizontally along a second direction D2 perpendicular to the first direction D1.
  • the second slanted terminal area 43 is axially symmetrical to the first slanted terminal area 42 and is arranged at both ends of the horizontal terminal area 41 .
  • the first inclined terminal area 42 includes a fifth end 422 connected to the horizontal terminal area 41 and a sixth end 423 away from the horizontal terminal area 41.
  • the first inclined The projection of the terminal area 42 on the extended area of the horizontal terminal area 41 falls outside the horizontal terminal area 41; a plurality of the first drive terminal groups 421 are arranged in a ladder shape with equal intervals or unequal intervals.
  • the first inclined terminal area 42 includes a plurality of first driving terminal groups 421 , and each of the first driving terminal groups 421 includes a plurality of first driving terminals 4211 .
  • the horizontal terminal area 41 includes a plurality of second driving terminals 4111 .
  • the second inclined terminal area 43 includes a plurality of third driving terminal groups 431 , and each of the second driving terminal groups 431 includes a plurality of third driving terminals 4311 .
  • the first driving terminal 4211, the second driving terminal 4111, and the third driving terminal 4311 are electrically connected to the first binding terminal 2111, the second binding terminal 2121, and the third binding terminal 2131, respectively. connect.
  • Each of the first driving terminal groups 421 includes a seventh end 421a and an eighth end 421b.
  • the seventh end 421a is close to the horizontal terminal area 41
  • the eighth end The end 421b is away from the horizontal terminal area 41 .
  • a plurality of first driving terminals 4211 in the same row are arranged obliquely from the eighth end 421b to the seventh end 421a, and the seventh end 421a is connected to the horizontal terminal
  • the vertical distance of the extension area of the area 41 is smaller than the vertical distance of the extension area of the horizontal terminal area 41 from the eighth end 421b.
  • the highest point of the eighth end 421b of each of the first driving terminal groups 421 is defined as the apex of the first driving terminal group 421, and the top of the first driving terminal group 421 located at the sixth end 423
  • An obtuse angle in the first direction D1 of a line connecting the apex and the apex of the first driving terminal group 421 located at the fifth end 422 is greater than or equal to 100° and less than or equal to 179°.
  • the inclination angle of the line connecting the apex centers of the first driving terminals 4211 at the same position in two adjacent first driving terminal groups 421 in the second direction D2 is an acute angle, and the acute angle is greater than or equal to 10. ° and less than or equal to 85°.
  • Two adjacent first drive terminal groups 421 are partially overlapped, the first drive terminals 4211 in each first drive terminal group 421 are distributed in multiple rows, and the first drive terminals 4211 in adjacent rows A driving terminal 4211 is arranged in a staggered position.
  • the second inclined terminal area 43 includes a plurality of third driving terminals 4311 distributed in multiple rows, and the positions of the third driving terminals 4311 in adjacent rows are alternately arranged.
  • the beneficial effects of the present application are: 1) The first and/or second oblique binding regions of the display panel and the display device provided by the present application are inclined relative to the horizontal binding region and are far away from the second end of the horizontal binding region The distance to the fan-out area is greater than the distance from the first end connecting the horizontal bonding area to the fan-out area, so that a part of each fan-out routing can extend into the first bonding area, so that part of the The fan-out area overlaps with the binding area, shortening the height C2 of the fan-out area in the first direction, thereby shortening the entirety of the fan-out area and the binding area in the first direction
  • the height of the lower frame of the display panel can be reduced, so that the extremely narrow frame design can be realized under the premise of meeting the high resolution pursued by the market and not reducing the performance of the driver chip; 2) the binding terminal group in each The first bonding terminals in each row are arranged obliquely from the fourth end to the third end, so as to leave more wiring space for

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Abstract

一种显示面板（110）、显示装置（100）及驱动芯片（120），显示面板（110）的非显示区（102）包括绑定区（20），绑定区（20）包括第一绑定区（21），第一绑定区（21）包括水平绑定区（212）以及第一倾斜绑定区（211），第一倾斜绑定区（211）包括第一端（211a）及第二端（211b），第二端（211b）到显示面板（110）的显示区（101）的距离大于第一端（211a）到显示区（101）的距离，第一倾斜绑定区（211）的绑定端子组呈阶梯状等间隔或不等间隔排列。

Description

显示面板、显示装置及驱动芯片 技术领域
本申请涉及显示技术领域，尤其涉及一种显示面板、显示装置及驱动芯片。
 背景技术
随着显示市场的不断发展，屏幕作为人机交互的最主要媒介，消费者对于屏幕的视觉效果也越来越严苛，对屏占比的要求也越来越高。全面屏就是通过技术实现极窄边框和显示面积最大化，由此带来惊艳的视觉效果。现有的COG（Chip On Glass）面板技术中，显示面板的下边框包括扇出走线区，驱动芯片绑定区和柔性电路板绑定区。
扇出区和驱动芯片绑定区占据了大部分的下边框高度，其中扇出区包含多条连接显示区与驱动芯片绑定区的信号走线，而随着市场对显示面板的分辨率要求越来越高的趋势下，信号线的数量也随之增加，从而导致扇出区高度随之增大或者难以压缩高度，不利于实现显示面板的窄边框全面屏设计。
 技术问题
本发明提供的显示面板、显示装置及驱动芯片能够实现极窄边框设计。
 技术解决方案
为解决上述问题，本申请提供的技术方案如下：
本申请第一方面提供一种显示面板，包括显示区及非显示区，定义自所述显示区向所述非显示区的方向为第一方向；所述非显示区包括：
绑定区，包括沿第一方向布置的第一绑定区和第二绑定区；
其中，所述第一绑定区包括沿第二方向延伸的水平绑定区以及位于所述水平绑定区端部且相对于所述水平绑定区倾斜的第一倾斜绑定区，所述第一方向垂直于所述第二方向；
所述第一倾斜绑定区包括与所述水平绑定区连接的第一端及远离所述水平绑定区的第二端，在所述第二方向上，所述第二端到所述显示区的距离大于所述第一端到所述显示区的距离，所述第一倾斜绑定区在所述显示区上的投影落在所述水平绑定区在所述显示区上的投影之外；及
所述第一倾斜绑定区包括多个绑定端子组，多个所述绑定端子组呈阶梯状等间隔或不等间隔排列。
在本申请一可选实施例中，每个所述绑定端子组包括多个第一绑定端子；每个所述绑定端子组包括一第三端及一第四端，在所述第二方向上，所述第三端靠近所述水平绑定区，所述第四端远离所述水平绑定区；同一行内的多个所述第一绑定端子自所述第四端向所述第三端倾斜排布，所述第三端到所述显示区的距离大于所述第四端到所述显示区的距离。
在本申请一可选实施例中，所述非显示区还包括扇出区，所述第一绑定区及所述第二绑定区位于所述扇出区远离所述显示区的一侧，所述第一绑定区位于所述扇出区和所述第二绑定区之间，所述扇出区包括多条扇出走线；所述水平绑定区包括：多个第二绑定端子，所述扇出走线的一部分延伸至所述第一绑定区内并分别与所述第一绑定端子和所述第二绑定端子电连接。
在本申请一可选实施例中，定义每个所述绑定端子组的面向所述扇出区的端部的最高点为所述绑定端子组的顶点，位于所述第二端的所述绑定端子组的顶点与位于所述第一端的所述绑定端子组的顶点的连线在所述第二方向上的倾斜角θ 1为钝角。
在本申请一可选实施例中，100°≤θ 1≤179°。
在本申请一可选实施例中，相邻的两个所述绑定端子组内的同一位置的所述第一绑定端子的顶点中心的连线在所述第二方向上的倾斜角θ 2为锐角。
在本申请一可选实施例中，10°≤θ 2≤85°。
在本申请一可选实施例中，所述第二绑定区设置在所述第一倾斜绑定区和所述水平绑定区围成的区域内。
在本申请一可选实施例中，相邻的两个所述绑定端子组之间部分交叠。
在本申请一可选实施例中，每个所述绑定端子组内的所述第一绑定端子呈多行分布且相邻行的所述第一绑定端子位置交错布置。
在本申请一可选实施例中，所述显示面板还包括第二倾斜绑定区，所述第二倾斜绑定区与所述第一倾斜绑定区呈轴对称设置在所述水平绑定区的两端部。
在本申请一可选实施例中，所述显示面板还包括驱动芯片，所述驱动芯片至少包括水平端子区及位于所述水平端子区端部且相对于所述水平端子区倾斜的倾斜端子区，所述倾斜端子区包括多个第一驱动端子，多个所述驱动端子组成多个第一驱动端子组；所述第一驱动端子及所述第一驱动端子组的排布方式与所述第一绑定端子及所述第一绑定端子组的排布方式相同；所述第一驱动端子与所述第一绑定端子电连接。
本申请第二方面提供一种显示装置，包括如上所述的显示面板。
在本申请一可选实施例中，所述显示装置还包括：
柔性电路板，与所述第二绑定区电连接。
本申请第三方面提供一种驱动芯片，至少包括水平端子区及位于所述水平端子区端部且相对于所述水平端子区倾斜的第一倾斜端子区，所述第一倾斜端子区沿第一方向倾斜延伸，所述水平端子区沿与所述第一方向垂直的第二方向水平延伸，所述第一倾斜端子区包括多个第一驱动端子组；所述第一倾斜端子区包括与所述水平端子区连接的第五端及远离所述水平端子区的第六端，在所述第一方向上，所述第一倾斜端子区在所述水平端子区的延长区域上的投影落在所述水平端子区之外；多个所述第一驱动端子组呈阶梯状等间隔或不等间隔排列。
在本申请一可选实施例中，每个所述第一驱动端子组包括多个第一驱动端子；每个所述第一驱动端子组包括一第七端及一第八端，在所述第二方向上，所述第七端靠近所述水平端子区，所述第八端远离所述水平端子区；在所述第一方向上，同一行内的多个所述第一驱动端子自所述第八端向所述第七端倾斜排布，所述第七端到所述水平端子区的延长区域的垂直距离小于所述第八端到所述水平端子区的延长区域的垂直距离。
在本申请一可选实施例中，定义每个所述第一驱动端子组的所述第八端的最高点为所述第一驱动端子组的顶点，位于所述第六端的所述第一驱动端子组的顶点与位于所述第五端的所述第一驱动端子组的顶点的连线在所述第二方向上的倾斜角为钝角，该钝角大于等于100°且小于等于179°。
在本申请一可选实施例中，相邻的两个所述第一驱动端子组内的同一位置的所述第一驱动端子的顶点中心的连线在所述第二方向上的倾斜角为锐角，该锐角大于等于10°且小于等于85°。
在本申请一可选实施例中，相邻的两个所述第一驱动端子组之间部分交叠，每个所述第一驱动端子组内的所述第一驱动端子呈多行分布且相邻行的所述第一驱动端子位置交错布置。
在本申请一可选实施例中，所述驱动芯片还包括第二倾斜端子区，所述第二倾斜端子区与所述第一倾斜端子区呈轴对称设置在所述水平端子区的两端部。
 有益效果
本申请的有益效果为：1)本申请提供的显示面板及显示装置的第一及/或第二倾斜绑定区相对于所述水平绑定区倾斜且其远离水平绑定区的第二端到扇出区的距离大于其连接水平绑定区的第一端到扇出区的距离，如此，每条所述扇出走线的一部分可以延伸至所述第一绑定区内，使得部分所述扇出区与所述绑定区交叠，缩短了所述扇出区在第一方向上的高度，从而缩短了所述扇出区和所述绑定区在第一方向上的整体高度，得以实现显示面板的下边框的缩小，从而在满足市场追求的高分辨率及不降低驱动芯片性能的前提下，实现极窄边框设计；2)将每个所述绑定端子组内的每行的第一绑定端子自所述第四端向所述第三端倾斜排布，以给所述扇出走线留出更多的布线空间，从而进一步优化所述绑定区和所述扇出区的各结构的布局设计，从而进一步提高非显示区的空间利用率，实现极窄边框设计；3)第一及/或第二倾斜绑定区包括多个绑定端子组，因此，可以通过调整相邻绑定端子组之间的间隔优化所述绑定区和所述扇出区的各结构的布局设计，还可以增大扇出区走线的线宽，从而减小信号线阻抗、降低由于信号线过细而断线的风险，以达到更好的显示效果。
 附图说明
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图。
图1为本申请第一实施例提供的一种显示面板的平面结构示意图；
图2为图1所示的显示面板的绑定区及扇出区的平面结构示意图；
图3为图2所示的显示面板的绑定区及扇出区内的各结构的局部放大图；
图4为本申请提供的另一种显示面板的绑定区及扇出区内的各结构的局部放大图；及
图5为本申请提供的一种驱动芯片的平面结构示意图。
 本发明的实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述。显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
在本发明的描述中，需要理解的是，术语“上”、“下”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个所述特征。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
本发明可以在不同实施中重复参考数字和/或参考字母，这种重复是为了简化和清楚的目的，其本身不指示所讨论各种实施方式和/或设置之间的关系。
本申请针对现有的高分辨率的显示面板的扇出走线区占用了显示面板下边框的较大空间，不利于实现显示面板的窄边框全面屏设计的技术问题，本申请提供的显示面板及显示装置的第一及/或第二倾斜绑定区相对于所述水平绑定区倾斜且其远离水平绑定区的第二端到扇出区的距离大于其连接水平绑定区的第一端到扇出区的距离，如此，每条所述扇出走线的一部分可以延伸至所述第一绑定区内，使得部分所述扇出区与所述绑定区交叠，缩短了所述扇出区在第一方向上的高度；将所述第二绑定区设置在第一及/或第二倾斜绑定区和水平绑定区围成的区域内，可以缩短所述绑定区在第一方向上的高度；从而缩短了所述扇出区和所述绑定区在第一方向上的整体高度，得以实现显示面板的下边框的缩小，从而在满足市场追求的高分辨率及不降低驱动芯片性能的前提下，实现极窄边框设计；将每个所述绑定端子组内的每行的第一绑定端子自所述第四端向所述第三端倾斜排布，以给所述扇出走线留出更多的布线空间，从而进一步优化所述绑定区和所述扇出区的各结构的布局设计，从而进一步提高非显示区的空间利用率，实现极窄边框设计；第一及/或第二倾斜绑定区包括多个绑定端子组，因此，可以通过调整相邻绑定端子组之间的间隔优化所述绑定区和所述扇出区的各结构的布局设计，还可以增大扇出区走线的线宽，从而减小信号线阻抗、降低由于信号线过细而断线的风险，以达到更好的显示效果。
以下将结合具体实施例对本申请的显示面板、显示装置及驱动芯片进行详细描述。
请参阅图1，本申请第一实施例提供一种显示装置100包括一显示面板110、至少一驱动芯片120及至少一柔性电路板130。所述驱动芯片120形成在所述显示面板110上且与所述显示面板110电连接，所述柔性电路板130位于所述显示面板110一侧且与所述显示面板110电连接。
其中，所述显示面板110包括一显示区101及一包围所述显示区101的非显示区102。
其中，定义自所述显示区101向所述非显示区102的方向为第一方向D1。所述显示区101包括多条沿第一方向D1延伸并沿第二方向D2排布的信号线1011。所述第一方向D1垂直于所述第二方向D2。
其中，所述信号线1011可以是给所述显示区101内的像素（图未示）充电的数据线或者是连接所述显示区101内部触控传感器的触控信号线的一种或两种。
其中，所述非显示区102包括一扇出区10及一绑定区20。所述绑定区20位于所述扇出区10远离所述显示区101的一侧。
其中，所述扇出区10包括多条整体上沿第一方向D1延伸并沿第二方向D2排布的扇出走线11，每个所述扇出走线11的一端分别与与之对应的所述信号线1011电连接。
请参阅图2，所述绑定区20包括第一绑定区21和第二绑定区22，所述第一绑定区21和第二绑定区22沿所述第一方向D1布置。具体地，所述第一绑定区21临近所述扇出区10，所述第二绑定区22远离所述扇出区10。
其中，所述第一绑定区21包括沿所述第二方向D2延伸的水平绑定区212以及位于所述水平绑定区212端部的第一倾斜绑定区211和第二倾斜绑定区213。具体地，所述第一倾斜绑定区211和所述第二倾斜绑定区213呈轴对称设置在所述水平绑定区212的两端部。
所述第一倾斜绑定区211包括与所述水平绑定区212连接的第一端211a及远离所述水平绑定区212的第二端211b，在所述第二方向D2上，所述第二端211b到所述显示区101的距离大于所述第一端211a到所述显示区101的距离，所述第一倾斜绑定区211在所述显示区101上的投影落在所述水平绑定区212在所述显示区101上的投影之外。如此，每条所述扇出走线11的一部分可以延伸至所述第一绑定区21内，使得部分所述扇出区10与所述绑定区20交叠，缩短了所述扇出区10在第一方向D1上的高度，从而缩短了所述扇出区10和所述绑定区20在第一方向D1上的整体高度，得以实现显示面板110的下边框的缩小，从而在满足市场追求的高分辨率及不降低驱动芯片性能的前提下，实现极窄边框设计。
在本申请一可选实施例中，所述第二绑定区22设置在所述第一倾斜绑定区211、所述第二倾斜绑定区213和所述水平绑定区212围成的区域内。如此，可以所述绑定区20内的所述第一绑定区21和所述第二绑定区22的布局。
在其他实施例中，所述第一绑定区21还可以不包括所述第二倾斜绑定区213，此时，所述第二绑定区22设置在所述第一倾斜绑定区211和所述水平绑定区212围成的区域内。
其中，请参阅图2-4，所述第一倾斜绑定区211包括多个呈阶梯状排列的绑定端子组，如此，可以通过调整相邻绑定端子组之间的间隔优化所述绑定区和所述扇出区的各结构的布局设计，还可以增大扇出区走线的线宽，从而减小信号线阻抗、降低由于信号线过细而断线的风险，以达到更好的显示效果。
每个所述绑定端子组包括多个第一绑定端子2111。每个所述绑定端子组内的所述第一绑定端子2111呈多行分布，且相邻行的所述第一绑定端子2111位置交错布置。其中，所述水平绑定区212包括多个第二绑定端子2121。所述第二绑定端子2121呈多行排布且每行所述第二绑定端子2121水平排布，相邻两行的所述第二绑定端子2121交错排布。所述扇出走线11的一部分延伸至所述第一绑定区21内并分别与所述第一绑定端子2111和所述第二绑定端子2121电连接。
请再次参阅图2和3，在本申请一可选实施例中，多个所述绑定端子组在所述第二方向D2上呈阶梯状等间隔排列。
请再次参阅图4，在本申请一可选实施例中，多个所述绑定端子组在所述第二方向D2上呈阶梯状不等间隔排列。
当然，多个所述绑定端子组在所述第一方向D1上也可以等间隔或不等间隔排列。
请再次参阅图2-4，在本申请一可选实施例中，相邻的两个所述绑定端子组之间可以部分交叠。当然，在本申请另一可选实施例中，相邻的两个所述绑定端子组之间还可以不交叠。
请再次参阅图2，定义每个所述绑定端子组的面向所述扇出区10的端部的最高点为所述绑定端子组的顶点，位于所述第二端211b的所述绑定端子组的顶点与位于所述第一端211a的所述绑定端子组的顶点的连线在所述第二方向D2上的倾斜角θ 1为钝角。优选地，100°≤θ 1≤179°。
请再次参阅图3和4，相邻的两个所述绑定端子组内的同一位置的所述第一绑定端子的顶点中心的连线在所述第二方向D2上的倾斜角θ 2为锐角。优选地，10°≤θ 2≤85°。
具体地，在图3中，由于多个所述绑定端子组在所述第二方向D2上呈阶梯状等间隔排列，故相邻的两个所述绑定端子组内的同一位置的所述第一绑定端子的顶点中心的连线在所述第二方向D2上的倾斜角θ 2是相等的。
具体地，在图4中，由于多个所述绑定端子组在所述第二方向D2上呈阶梯状不等间隔排列，故相邻的两个所述绑定端子组内的同一位置的所述第一绑定端子的顶点中心的连线在所述第二方向D2上的倾斜角θ 2可以不相等，也可以一部分相等且另一部分不相等。
具体地，请再次参阅图2-4，在本实施例中，所述第一倾斜绑定区211包括四个第一绑定端子组201。
下面将以所述第一绑定端子组201为例，具体说明每个绑定端子组内的第一绑定端子2111的排布情况。
具体地，请再次参阅图3，所述第一绑定端子组201包括第三端2011及第四端2012，在所述第二方向D2上，所述第三端2011靠近所述水平绑定区212，所述第四端2012远离所述水平绑定区212，在所述第一方向D1上，所述第三端2011到所述显示区101的距离大于所述第四端2012到所述显示区101的距离；同一行内的多个所述第一绑定端子2111自所述第四端2012向所述第三端2011排布。其中，所述第一绑定端子组201内的所述第一绑定端子2111呈两行分布，且第一行内的所述第一绑定端子2111与第二行内的所述第一绑定端子2111交错布置。即，第二行内的一个所述第一绑定端子2111正对与之对应的第一行内的两个所述第一绑定端子2111之间的间隙。
请再次参阅图2，所述第二倾斜绑定区213包括多个第二绑定端子组205，每个所述第二绑定端子组205包括多个第三绑定端子2131，多个所述第三绑定端子2131呈多行分布，且相邻行的所述第三绑定端子2131位置交错布置。
请参阅图1和5，所述驱动芯片120至少包括水平端子区41及位于所述水平端子区41端部且相对于所述水平端子区41倾斜的第一倾斜端子区42及第二倾斜端子区43。所述第一倾斜端子区42及所述第二倾斜端子区43沿第一方向D1倾斜延伸，所述水平端子区41沿与所述第一方向D1垂直的第二方向D2水平延伸，所述第二倾斜端子区43与所述第一倾斜端子区42呈轴对称设置在所述水平端子区41的两端部。
所述第一倾斜端子区42包括与所述水平端子区41连接的第五端422及远离所述水平端子区41的第六端423，在所述第一方向D1上，所述第一倾斜端子区42在所述水平端子区41的延长区域上的投影落在所述水平端子区41之外；多个所述第一驱动端子组421呈阶梯状等间隔或不等间隔排列。
所述第一倾斜端子区42包括多个第一驱动端子组421，每个所述第一驱动端子组421包括多个第一驱动端子4211。所述水平端子区41包括多个第二驱动端子4111。所述第二倾斜端子区43包括多个第三驱动端子组431，每个所述第二驱动端子组431包括多个第三驱动端子4311。所述第一驱动端子4211、所述第二驱动端子4111及所述第三驱动端子4311分别与所述第一绑定端子2111、所述第二绑定端子2121及第三绑定端子2131电连接。
每个所述第一驱动端子组421包括一第七端421a及一第八端421b，在所述第二方向D2上，所述第七端421a靠近所述水平端子区41，所述第八端421b远离所述水平端子区41。在所述第二方向D2上，同一行内的多个所述第一驱动端子4211自所述第八端421b向所述第七端421a倾斜排布，所述第七端421a到所述水平端子区41的延长区域的垂直距离小于所述第八端421b到所述水平端子区41的延长区域的垂直距离。
定义每个所述第一驱动端子组421的所述第八端421b的最高点为所述第一驱动端子组421的顶点，位于所述第六端423的所述第一驱动端子组421的顶点与位于所述第五端422的所述第一驱动端子组421的顶点的连线在所述第一方向D1上的倾斜角为钝角，该钝角大于等于100°且小于等于179°。
相邻的两个所述第一驱动端子组421内的同一位置的所述第一驱动端子4211的顶点中心的连线在所述第二方向D2上的倾斜角为锐角，该锐角大于等于10°且小于等于85°。
相邻的两个所述第一驱动端子组421之间部分交叠，每个所述第一驱动端子组421内的所述第一驱动端子4211呈多行分布且相邻行的所述第一驱动端子4211位置交错布置。
所述第二倾斜端子区43包括多个第三驱动端子4311，多个所述第三驱动端子4311呈多行分布，且相邻行的所述第三驱动端子4311位置交错布置。
本申请的有益效果为：1)本申请提供的显示面板及显示装置的第一及/或第二倾斜绑定区相对于所述水平绑定区倾斜且其远离水平绑定区的第二端到扇出区的距离大于其连接水平绑定区的第一端到扇出区的距离，如此，每条所述扇出走线的一部分可以延伸至所述第一绑定区内，使得部分所述扇出区与所述绑定区交叠，缩短了所述扇出区在第一方向上的高度C2，从而缩短了所述扇出区和所述绑定区在第一方向上的整体高度，得以实现显示面板的下边框的缩小，从而在满足市场追求的高分辨率及不降低驱动芯片性能的前提下，实现极窄边框设计；2)将每个所述绑定端子组内的每行的第一绑定端子自所述第四端向所述第三端倾斜排布，以给所述扇出走线留出更多的布线空间，从而进一步优化所述绑定区和所述扇出区的各结构的布局设计，从而进一步提高非显示区的空间利用率，实现极窄边框设计；3)第一及/或第二倾斜绑定区包括多个绑定端子组，因此，可以通过调整相邻绑定端子组之间的间隔优化所述绑定区和所述扇出区的各结构的布局设计，还可以增大扇出区走线的线宽，从而减小信号线阻抗、降低由于信号线过细而断线的风险，以达到更好的显示效果；4)将所述第二绑定区设置在第一及/或第二倾斜绑定区和水平绑定区围成的区域内，可以优化所述绑定区内的所述第一绑定区和所述第二绑定区的布局。
综上所述，虽然本发明已以优选实施例揭露如上，但上述优选实施例并非用以限制本发明，本领域的普通技术人员，在不脱离本发明的精神和范围内，均可作各种更动与润饰，因此本发明的保护范围以权利要求界定的范围为准。

Claims (20)

  1. 一种显示面板，包括显示区及非显示区，定义自所述显示区向所述非显示区的方向为第一方向；其中，所述非显示区包括：
    绑定区，包括沿第一方向布置的第一绑定区和第二绑定区；
    其中，所述第一绑定区包括沿第二方向延伸的水平绑定区以及位于所述水平绑定区端部且相对于所述水平绑定区倾斜的第一倾斜绑定区，所述第一方向垂直于所述第二方向；
    所述第一倾斜绑定区包括与所述水平绑定区连接的第一端及远离所述水平绑定区的第二端，在所述第二方向上，所述第二端到所述显示区的距离大于所述第一端到所述显示区的距离，所述第一倾斜绑定区在所述显示区上的投影落在所述水平绑定区在所述显示区上的投影之外；及
    所述第一倾斜绑定区包括多个绑定端子组，多个所述绑定端子组呈阶梯状等间隔或不等间隔排列。
  2. 如权利要求1所述的显示面板，其中，每个所述绑定端子组包括多个第一绑定端子；每个所述绑定端子组包括一第三端及一第四端，在所述第二方向上，所述第三端靠近所述水平绑定区，所述第四端远离所述水平绑定区；同一行内的多个所述第一绑定端子自所述第四端向所述第三端倾斜排布，所述第三端到所述显示区的距离大于所述第四端到所述显示区的距离。
  3. 如权利要求2所述的显示面板，其中，所述非显示区还包括扇出区，所述第一绑定区及所述第二绑定区位于所述扇出区远离所述显示区的一侧，所述第一绑定区位于所述扇出区和所述第二绑定区之间，所述扇出区包括多条扇出走线；所述水平绑定区包括多个第二绑定端子，所述扇出走线的一部分延伸至所述第一绑定区内并分别与所述第一绑定端子和所述第二绑定端子电连接。
  4. 如权利要求3所述的显示面板，其中，定义每个所述绑定端子组的面向所述扇出区的端部的最高点为所述绑定端子组的顶点，位于所述第二端的所述绑定端子组的顶点与位于所述第一端的所述绑定端子组的顶点的连线在所述第二方向上的倾斜角θ 1为钝角。
  5. 如权利要求4所述的显示面板，其中，100°≤θ 1≤179°。
  6. 如权利要求2所述的显示面板，其中，相邻的两个所述绑定端子组内的同一位置的所述第一绑定端子的顶点中心的连线在所述第二方向上的倾斜角θ 2为锐角。
  7. 如权利要求6所述的显示面板，其中，10°≤θ 2≤85°。
  8. 如权利要求1所述的显示面板，其中，所述第二绑定区设置在所述第一倾斜绑定区和所述水平绑定区围成的区域内。
  9. 如权利要求1所述的显示面板，其中，相邻的两个所述绑定端子组之间部分交叠。
  10. 如权利要求2所述的显示面板，其中，每个所述绑定端子组内的所述第一绑定端子呈多行分布且相邻行的所述第一绑定端子位置交错布置。
  11. 如权利要求1所述的显示面板，其中，所述显示面板还包括第二倾斜绑定区，所述第二倾斜绑定区与所述第一倾斜绑定区呈轴对称设置在所述水平绑定区的两端部。
  12. 如权利要求2所述的显示面板，其中，所述显示面板还包括驱动芯片，所述驱动芯片至少包括水平端子区及位于所述水平端子区端部且相对于所述水平端子区倾斜的倾斜端子区，所述倾斜端子区包括多个第一驱动端子，多个所述驱动端子组成多个第一驱动端子组；所述第一驱动端子及所述第一驱动端子组的排布方式与所述第一绑定端子及所述第一绑定端子组的排布方式相同；所述第一驱动端子与所述第一绑定端子电连接。
  13. 一种显示装置，其中，包括：
    如权利要求1所述的显示面板。
  14. 如权利要求13所述的显示装置，其中，所述显示装置还包括：
    柔性电路板，与所述第二绑定区电连接。
  15. 一种驱动芯片，至少包括水平端子区及位于所述水平端子区端部且相对于所述水平端子区倾斜的第一倾斜端子区，所述第一倾斜端子区沿第一方向倾斜延伸，所述水平端子区沿与所述第一方向垂直的第二方向水平延伸，所述第一倾斜端子区包括多个第一驱动端子组；其中，所述第一倾斜端子区包括与所述水平端子区连接的第五端及远离所述水平端子区的第六端，在所述第一方向上，所述第一倾斜端子区在所述水平端子区的延长区域上的投影落在所述水平端子区之外；多个所述第一驱动端子组呈阶梯状等间隔或不等间隔排列。
  16. 如权利要求15所述的驱动芯片，其中，每个所述第一驱动端子组包括多个第一驱动端子；每个所述第一驱动端子组包括一第七端及一第八端，在所述第二方向上，所述第七端靠近所述水平端子区，所述第八端远离所述水平端子区；在所述第一方向上，同一行内的多个所述第一驱动端子自所述第八端向所述第七端倾斜排布，所述第七端到所述水平端子区的延长区域的垂直距离小于所述第八端到所述水平端子区的延长区域的垂直距离。
  17. 如权利要求16所述的驱动芯片，其中，定义每个所述第一驱动端子组的所述第八端的最高点为所述第一驱动端子组的顶点，位于所述第六端的所述第一驱动端子组的顶点与位于所述第五端的所述第一驱动端子组的顶点的连线在所述第二方向上的倾斜角为钝角，该钝角大于等于100°且小于等于179°。
  18. 如权利要求16所述的驱动芯片，其中，相邻的两个所述第一驱动端子组内的同一位置的所述第一驱动端子的顶点中心的连线在所述第二方向上的倾斜角为锐角，该锐角大于等于10°且小于等于85°。
  19. 如权利要求16所述的驱动芯片，其中，相邻的两个所述第一驱动端子组之间部分交叠，每个所述第一驱动端子组内的所述第一驱动端子呈多行分布且相邻行的所述第一驱动端子位置交错布置。
  20. 如权利要求15所述的驱动芯片，其中，所述驱动芯片还包括第二倾斜端子区，所述第二倾斜端子区与所述第一倾斜端子区呈轴对称设置在所述水平端子区的两端部。
PCT/CN2021/108466 2021-06-17 2021-07-26 显示面板、显示装置及驱动芯片 WO2022262079A1 (zh)

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