WO2020211133A1 - 显示面板及适用于该显示面板的芯片 - Google Patents

显示面板及适用于该显示面板的芯片 Download PDF

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Publication number
WO2020211133A1
WO2020211133A1 PCT/CN2019/086309 CN2019086309W WO2020211133A1 WO 2020211133 A1 WO2020211133 A1 WO 2020211133A1 CN 2019086309 W CN2019086309 W CN 2019086309W WO 2020211133 A1 WO2020211133 A1 WO 2020211133A1
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WIPO (PCT)
Prior art keywords
signal
transmission line
pad
frequency
signal transmission
Prior art date
Application number
PCT/CN2019/086309
Other languages
English (en)
French (fr)
Inventor
邹恭华
Original Assignee
武汉华星光电技术有限公司
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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 US16/615,913 priority Critical patent/US11251205B2/en
Publication of WO2020211133A1 publication Critical patent/WO2020211133A1/zh

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Classifications

    • 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
    • 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
    • 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
    • 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
    • G02F1/13456—Cell terminals located on one side of the display only
    • 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
    • G09F9/33—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 being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/18—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different subgroups of the same main group of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N
    • 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
    • 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

Definitions

  • the present invention relates to the field of display technology, in particular to a display panel and a chip suitable for the display panel.
  • Traditional COG modules are generally provided with conductive pads for electrical connection with the pins of the chip, and these conductive pads are electrically connected with the traces.
  • the conductive pads at the end far away from the chip need to be connected to longer traces.
  • the greater the length of the trace the greater the impedance. At this time, the impedance sensitive The signal will be greatly affected by the impedance of the trace.
  • the object of the present invention is to provide a display panel and a chip suitable for the display panel, which can reduce the influence of the impedance of the signal transmission line on the signal.
  • a display panel comprising: a panel main body including a display area and a peripheral area located on at least one side of the display area; a potential signal transmission line for transmitting a potential signal, the potential signal
  • the transmission line includes a first signal input pad, a potential signal transmission line, and a first signal output pad.
  • the potential signal transmission line is electrically connected to the first signal input pad and the first signal output pad; for transmitting a first frequency signal
  • the first frequency signal transmission line includes a second signal input pad, a first frequency signal transmission line, and a second signal output pad, and the first frequency signal transmission line is electrically connected to the second signal Input pad and the second signal output pad; a second frequency signal transmission line for transmitting a second frequency signal, the second frequency signal transmission line including a third signal input pad, a second frequency signal transmission line, and a third signal Output pad, the second frequency signal transmission line is electrically connected to the third signal input pad and the third signal output pad; wherein, the potential signal transmission line, the first frequency signal transmission line and the first Two frequency signal transmission lines are both arranged in the peripheral area, the frequency of the first frequency signal is greater than the frequency of the second frequency signal, and the distance between the first signal input pad and the first signal output pad Is smaller than the distance between the second signal input pad and the second signal output pad, and the distance between the second signal input pad and the second signal
  • the distance between the third signal output pads; the first signal input pad, the second signal input pad, and the third signal input pad are arranged in a first direction, the first signal output pad, the The second signal output pad and the third signal output pad are arranged along the second direction; the frequency of the first frequency signal is in the range of 100 MHz to 1000 MHz; the frequency of the second frequency signal is in the range of 1 megahertz Hertz to 25 MHz; the impedance of the potential signal transmission line is less than the impedance of the first frequency signal transmission line, and the impedance of the first frequency signal transmission line is less than the impedance of the second frequency signal transmission line.
  • the first direction is opposite to the second direction.
  • the first direction and the second direction have an included angle greater than 90 degrees.
  • a display panel comprising: a panel main body including a display area and a peripheral area located on at least one side of the display area; a potential signal transmission line for transmitting a potential signal, the potential signal
  • the transmission line includes a first signal input pad, a potential signal transmission line, and a first signal output pad.
  • the potential signal transmission line is electrically connected to the first signal input pad and the first signal output pad; for transmitting a first frequency signal
  • the first frequency signal transmission line includes a second signal input pad, a first frequency signal transmission line, and a second signal output pad, and the first frequency signal transmission line is electrically connected to the second signal Input pad and the second signal output pad; a second frequency signal transmission line for transmitting a second frequency signal, the second frequency signal transmission line including a third signal input pad, a second frequency signal transmission line, and a third signal Output pad, the second frequency signal transmission line is electrically connected to the third signal input pad and the third signal output pad; wherein, the potential signal transmission line, the first frequency signal transmission line and the first Two frequency signal transmission lines are both arranged in the peripheral area, the frequency of the first frequency signal is greater than the frequency of the second frequency signal, and the distance between the first signal input pad and the first signal output pad Is smaller than the distance between the second signal input pad and the second signal output pad, and the distance between the second signal input pad and the second signal
  • the first signal input pad, the second signal input pad, and the third signal input pad are arranged in a first direction, and the first signal output pad and the second signal output pad And the third signal output pads are arranged along the second direction.
  • the first direction is opposite to the second direction.
  • the first direction and the second direction have an angle greater than 90 degrees; the first signal input pad, the second signal input pad, and the third signal input pad are arranged in Stepped.
  • the second direction is parallel to a straight line corresponding to the short side or the long side of the panel body.
  • the frequency of the first frequency signal is in the range of 100 MHz to 1000 MHz; the frequency of the second frequency signal is in the range of 1 MHz to 25 MHz.
  • the first frequency signal includes a low-voltage differential signal
  • the second frequency signal includes a touch sensing signal
  • the impedance of the potential signal transmission line is smaller than the impedance of the first frequency signal transmission line, and the impedance of the first frequency signal transmission line is smaller than the impedance of the second frequency signal transmission line.
  • the length of the potential signal transmission line is less than the length of the first frequency signal transmission line, and the length of the first frequency signal transmission line is less than the length of the second frequency signal transmission line.
  • the cross-sectional area of the potential signal transmission line is larger than the cross-sectional area of the first frequency signal transmission line, and the cross-sectional area of the first frequency signal transmission line is larger than that of the second frequency signal transmission line The area of the cross section.
  • the resistivity of the material of the potential signal transmission line is less than the resistivity of the material of the first frequency signal transmission line, and the resistivity of the material of the first frequency signal transmission line is less than that of the second frequency signal transmission line The resistivity of the material.
  • the display panel further includes a flexible circuit board
  • the flexible circuit board includes: a flexible circuit board main body; a first circuit connection terminal for providing the potential signal, the first circuit connection terminal and The first signal input pad is electrically connected; a second line connection end for providing the first frequency signal, the second line connection end is electrically connected to the second signal input pad; The third circuit connection end of the second frequency signal is electrically connected to the third signal input pad.
  • the display panel further includes a chip, the chip includes: a chip main body, the chip main body is a long strip; a first input pin for receiving the potential signal, the first input The pin is electrically connected to the first signal output pad; a second input pin for receiving the first frequency signal, and the second input pin is electrically connected to the second signal output pad; On the third input pin that receives the second frequency signal, the third input pin is electrically connected to the third signal output pad; wherein, the first input pin and the second input tube The pins and the third input pin are arranged from one end of the chip main body to the other end of the chip main body along the length direction of the chip main body.
  • the combination of the first signal input pad, the second signal input pad, and the third signal input pad is provided on the first signal output pad, the second signal output pad and the The combination of the third signal output pad is on at least one side in a direction parallel to the straight line corresponding to the short side or the long side of the panel body.
  • the combination of the first signal input pad, the second signal input pad, and the third signal input pad is combined with the first signal output pad, the second signal output pad, and the The gap between the combination of the third signal output pad is a reference, the first signal input pad is located close to the gap, the third signal input pad is located far away from the gap, and the second signal input pad is located far away from the gap.
  • the signal input pad is located between the first signal input pad and the third signal input pad, the first signal output pad is located close to the gap, and the third signal output pad is located far away from the gap.
  • the second signal output pad is located between the first signal output pad and the third signal output pad.
  • the second frequency signal transmission line surrounds at least a part of the first frequency signal transmission line
  • the first frequency signal transmission line surrounds at least a part of the potential signal transmission line
  • a chip suitable for the above-mentioned display panel comprising: a chip main body, the chip main body having a long strip shape; a first input pin for receiving the potential signal; and a first input pin for receiving the first frequency signal The second input pin; the third input pin for receiving the second frequency signal; wherein the first input pin, the second input pin and the third input pin are The length direction of the chip main body is arranged from one end of the chip main body to the other end of the chip main body.
  • the first signal input pad and the first signal output pad is smaller than the distance between the second signal input pad and the second signal output pad
  • the first The distance between the second signal input pad and the second signal output pad is smaller than the distance between the third signal input pad and the third signal output pad
  • the second frequency signal transmission line respectively transmit a potential signal, a first frequency signal and a second frequency signal.
  • the frequency of the first frequency signal is greater than the frequency of the second frequency signal. Therefore, the above technical solution can reduce the signal The influence of the impedance of the transmission line on the signal.
  • FIG. 1 is a schematic diagram of the display panel of the present invention.
  • FIG. 2 is a schematic diagram of area A in the display panel shown in FIG. 1.
  • the display panel of the present invention may be a TFT-LCD (Thin Film Transistor Liquid Crystal Display, thin film transistor liquid crystal display panel), OLED (Organic Light Emitting Diode, organic light emitting diode display panel), etc.
  • TFT-LCD Thin Film Transistor Liquid Crystal Display, thin film transistor liquid crystal display panel
  • OLED Organic Light Emitting Diode, organic light emitting diode display panel
  • FIG. 1 is a schematic diagram of the display panel of the present invention
  • FIG. 2 is a schematic diagram of the area A in the display panel shown in FIG. 1.
  • the display panel includes a panel main body 101, a potential signal transmission line for transmitting a potential signal, a first frequency signal transmission line for transmitting a first frequency signal, and a second frequency signal transmission line for transmitting a second frequency signal.
  • the panel body 101 may be, for example, a COG (Chip On Glass) module.
  • the panel main body 101 includes a display area 1011 and a peripheral area 1012 located on at least one side of the display area 1011.
  • the peripheral area 1012 is located on one side of the short side of the display area 1011.
  • the potential signal transmission line, the first frequency signal transmission line and the second frequency signal transmission line are all arranged in the peripheral area 1012.
  • the potential signal transmission line includes a first signal input pad 104, a potential signal transmission line 110, and a first signal output pad 107.
  • the potential signal transmission line 110 is electrically connected to the first signal input pad 104 and the first signal output Pad 107.
  • the first frequency signal transmission line includes a second signal input pad 105, a first frequency signal transmission line 111, and a second signal output pad 108.
  • the first frequency signal transmission line 111 is electrically connected to the second signal input pad 105 and The second signal output pad 108.
  • the second frequency signal transmission line includes a third signal input pad 106, a second frequency signal transmission line 112, and a third signal output pad 109.
  • the second frequency signal transmission line 112 is electrically connected to the third signal input pad 106 and The third signal output pad 109.
  • the frequency of the first frequency signal is greater than the frequency of the second frequency signal, and the distance between the first signal input pad 104 and the first signal output pad 107 is smaller than the distance between the second signal input pad 105 and the second signal input pad 105.
  • the distance between the second signal output pad 108, the distance between the second signal input pad 105 and the second signal output pad 108 is smaller than the third signal input pad 106 and the third signal output pad The distance between 109.
  • the first signal input pad 104, the second signal input pad 105, and the third signal input pad 106 are arranged in a first direction, and the first signal output pad 107, the second signal output pad 108 and The third signal output pads 109 are arranged in the second direction, and the first signal output pads 107, the second signal output pads 108, and the third signal output pads 109 are arranged on the panel main body 101 At the edge of the short side or the edge of the long side.
  • the combination of the first signal input pad 104, the second signal input pad 105, and the third signal input pad 106 is provided on the first signal output pad 107, the second signal output pad 108 and the The combination of the third signal output pad 109 is on at least one side in the second direction.
  • the first signal input pad 104 is located close to the gap
  • the third signal input pad 106 is located far away from the gap.
  • the second signal input pad 105 is located between the first signal input pad 104 and the third signal input pad 106.
  • the first signal output pad 107 is located close to the gap
  • the third signal The output pad 109 is located away from the gap
  • the second signal output pad 108 is located between the first signal output pad 107 and the third signal output pad 109.
  • the first direction is opposite to the second direction, as shown in FIG. 2; or the first direction and the second direction have an angle greater than 90 degrees, at this time, the first signal input pad 104
  • the second signal input pad 105 and the third signal input pad 106 are arranged in a ladder shape.
  • the second direction is parallel to the line corresponding to the short side or the long side of the panel body 101.
  • the frequency of the first frequency signal is in the range of 100 MHz to 1000 MHz; the frequency of the second frequency signal is in the range of 1 MHz to 25 MHz.
  • the potential signal includes a power signal
  • the first frequency signal includes a low-voltage differential signal
  • the second frequency signal includes a touch sensing signal
  • the impedance of the potential signal transmission line 110 is less than the impedance of the first frequency signal transmission line 111, and the impedance of the first frequency signal transmission line 111 is less than the impedance of the second frequency signal transmission line 112.
  • the sensitivity of the potential signal to impedance is greater than the sensitivity of the first frequency signal to impedance, and the sensitivity of the first frequency signal to impedance is greater than the sensitivity of the second frequency signal to impedance.
  • the length of the potential signal transmission line 110 is less than that of the first frequency signal transmission line 111.
  • the length of the first frequency signal transmission line 111 is smaller than the length of the second frequency signal transmission line 112. That is, the lengths of the second frequency signal transmission line 112, the first frequency signal transmission line 111, and the potential signal transmission line 110 gradually decrease, so that the second frequency signal transmission line 112 and the first frequency signal
  • the impedance of the transmission line 111 and the potential signal transmission line 110 gradually decreases.
  • the cross section area of the potential signal transmission line 110 is larger than that of the first frequency signal
  • the cross-sectional area of the transmission line 111 is larger than the cross-sectional area of the second frequency signal transmission line 112. Therefore, the impedance of the second frequency signal transmission line 112, the first frequency signal transmission line 111, and the potential signal transmission line 110 can be gradually reduced.
  • the resistivity of the material of the potential signal transmission line 110 is less than that of all.
  • the resistivity of the material of the first frequency signal transmission line 111, the resistivity of the material of the first frequency signal transmission line 111 is smaller than the resistivity of the material of the second frequency signal transmission line 112.
  • the second frequency signal transmission line 112 surrounds at least a part of the first frequency signal transmission line 111, and the first frequency signal transmission line 111 surrounds at least a part of the potential signal transmission line 110.
  • the second frequency signal transmission line 112, the first frequency signal transmission line 111, and the potential signal transmission line 110 are arranged in parallel.
  • the display panel further includes a flexible circuit board 103, the flexible circuit board 103 includes a flexible circuit board main body, a first line connection terminal for providing the potential signal, and a second line for providing the first frequency signal. A connecting end and a third line connecting end for providing the second frequency signal. The first line connection end, the second line connection end and the third line connection end are exposed on the surface of the flexible circuit board main body.
  • the first line connection end is electrically connected to the first signal input pad 104
  • the second line connection end is electrically connected to the second signal input pad 105
  • the first line connection end is electrically connected to the
  • the third signal input pad 106 is electrically connected.
  • the display panel further includes a chip 102 that includes a chip main body, a first input pin for receiving the potential signal, a second input pin for receiving the first frequency signal, and The third input pin of the second frequency signal.
  • the first input pin, the second input pin, and the third input pin are arranged on a surface (for example, the bottom surface) of the chip main body.
  • the chip main body has a long strip shape.
  • the first input pin is electrically connected to the first signal output pad 107
  • the second input pin is electrically connected to the second signal output pad 108
  • the third input pin is electrically connected to the The third signal output pad 109 is electrically connected.
  • the first input pin, the second input pin, and the third input pin are arranged from one end of the chip main body to the other end of the chip main body along the length direction of the chip main body.
  • the chip 102 further includes at least two output pins, and the at least two output pins are arranged along the length direction of the chip body.
  • the display panel further includes at least two data signal receiving pads and a data signal transmission line.
  • the data signal receiving pad and the data signal transmission line are both arranged in the peripheral area 1012, and the data signal transmission line extends from the peripheral area 1012 To the display area 1011, the data signal receiving pad and the data signal transmission line are electrically connected.
  • the output pin is electrically connected to the data signal receiving pad, and the chip main body is used to transmit the data signal to the display device through the output pin, the data signal receiving pad, and the data signal transmission line.
  • Pixel unit in area 1011 is electrically connected to the data signal receiving pad, and the chip main body is used to transmit the data signal to the display device through the output pin, the data signal receiving pad, and the data signal transmission line.
  • a short circuit occurs between adjacent ones of the second signal output pad 108 and the third signal output pad 109, and the first signal input pad 104, the second signal input pad 105, and the At least one of the third signal input pads 106 is provided with a first tip portion on a surface parallel to the plane corresponding to the panel body 101, the first signal output pad 107, the second signal output pad 108, and the At least one of the third signal output pads 109 is provided with a second tip portion on a surface parallel to the plane corresponding to the panel body 101.
  • the first tip portion is used to collect the charges of the first signal input pad 104, the second signal input pad 105, and the third signal input pad 106, and prevent these charges from going to another adjacent signal input pad Release, so that it can prevent a short circuit between the first signal input pad 104, the second signal input pad 105, and the third signal input pad 106, that is, the first signal input pad 105
  • the tip portion is used to guide these charges to a position away from another signal input pad; similarly, the second tip portion is used to gather the first signal output pad 107, the second signal output pad 108 and the first signal output pad 108.
  • the charges of the three signal output pads 109 prevent these charges from being released to another adjacent signal output pad, which is beneficial to prevent the first signal output pad 107, the second signal output pad 108, and the third signal output pad A short circuit occurs between two adjacent ones in 109, that is, the second tip portion guides these charges to a position far away from another signal output pad.
  • the straight line corresponding to the first tip portion and the straight line corresponding to the second tip portion are both perpendicular to the plane corresponding to the panel body 101.
  • the height (thickness) of any two of the first signal output pad 107, the second signal output pad 108, and the third signal output pad 109 relative to the plane corresponding to the panel body 101 are not equal to each other.
  • the first input pin, the second input pin, and the third input that are electrically connected to the first signal output pad 107, the second signal output pad 108, and the third signal output pad 109 The lengths of the pins are also not equal to each other.
  • the sum of the height of the first signal output pad 107 and the length of the first input pin is equal to the sum of the height of the second signal output pad 108 and the length of the second input pin.
  • the sum of the height of the signal output pad 108 and the length of the second input pin is equal to the sum of the height of the third signal output pad 109 and the length of the third input pin.
  • the distance between the first signal input pad 104 and the first signal output pad 107 is smaller than the distance between the second signal input pad 105 and the second signal output pad 108 ,
  • the distance between the second signal input pad 105 and the second signal output pad 108 is smaller than the distance between the third signal input pad 106 and the third signal output pad 109, and the potential signal transmission line 110.
  • the first frequency signal transmission line 111 and the second frequency signal transmission line 112 respectively transmit a potential signal, a first frequency signal, and a second frequency signal, and the frequency of the first frequency signal is greater than that of the second frequency signal Therefore, the above technical solution can reduce the influence of the impedance of the signal transmission line (the potential signal transmission line 110, the first frequency signal transmission line 111, the second frequency signal transmission line 112) on the signal.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
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Abstract

一种显示面板及芯片（102），第一频率信号传输线（111）中的信号的频率大于第二频率信号传输线（112）中的信号的频率，第一信号输入垫（104）和第一信号输出垫（107）的距离小于第二信号输入垫（105）和第二信号输出垫（108）的距离，第二信号输入垫（105）和第二信号输出垫（108）的距离小于第三信号输入垫（106）和第三信号输出垫（109）的距离，能减小信号传输线的阻抗对信号的影响。

Description

显示面板及适用于该显示面板的芯片 技术领域
本发明涉及显示技术领域，特别涉及一种显示面板及适用于该显示面板的芯片。
 背景技术
传统的COG模组一般设置有用于与芯片的管脚电性连接的导电垫，这些导电垫与走线电性连接。
在实践中，发明人发现现有技术至少存在以下问题：
随着导电垫（芯片的管脚）的数量增多，远离芯片的末端处的导电垫需要连接更长的走线，走线的长度越大，其阻抗也越大，此时，对阻抗敏感的信号会因走线的阻抗受到较大的影响。
故，有必要提出一种新的技术方案，以解决上述技术问题。
 技术问题
本发明的目的在于提供一种显示面板及适用于该显示面板的芯片，其能减小信号传输线的阻抗对信号的影响。
 技术解决方案
为解决上述问题，本发明的技术方案如下：
一种显示面板，所述显示面板包括：面板主体，所述面板主体包括显示区和位于所述显示区的至少一侧的外围区；用于传输电位信号的电位信号传输线路，所述电位信号传输线路包括第一信号输入垫、电位信号传输线、第一信号输出垫，所述电位信号传输线电性连接所述第一信号输入垫和所述第一信号输出垫；用于传输第一频率信号的第一频率信号传输线路，所述第一频率信号传输线路包括第二信号输入垫、第一频率信号传输线、第二信号输出垫，所述第一频率信号传输线电性连接所述第二信号输入垫和所述第二信号输出垫；用于传输第二频率信号的第二频率信号传输线路，所述第二频率信号传输线路包括第三信号输入垫、第二频率信号传输线、第三信号输出垫，所述第二频率信号传输线电性连接所述第三信号输入垫和所述第三信号输出垫；其中，所述电位信号传输线路、所述第一频率信号传输线路和所述第二频率信号传输线路均设置于所述外围区，所述第一频率信号的频率大于所述第二频率信号的频率，所述第一信号输入垫和所述第一信号输出垫之间的距离小于所述第二信号输入垫和所述第二信号输出垫之间的距离，所述第二信号输入垫和所述第二信号输出垫之间的距离小于所述第三信号输入垫和所述第三信号输出垫之间的距离；所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫沿第一方向排列，所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫沿第二方向排列；所述第一频率信号的频率处于100兆赫兹至1000兆赫兹的范围内；所述第二频率信号的频率处于1兆赫兹至25兆赫兹的范围内；所述电位信号传输线的阻抗小于所述第一频率信号传输线的阻抗，所述第一频率信号传输线的阻抗小于所述第二频率信号传输线的阻抗。
在上述显示面板中，所述第一方向与所述第二方向相反。
在上述显示面板中，所述第一方向与所述第二方向具有大于90度的夹角。
一种显示面板，所述显示面板包括：面板主体，所述面板主体包括显示区和位于所述显示区的至少一侧的外围区；用于传输电位信号的电位信号传输线路，所述电位信号传输线路包括第一信号输入垫、电位信号传输线、第一信号输出垫，所述电位信号传输线电性连接所述第一信号输入垫和所述第一信号输出垫；用于传输第一频率信号的第一频率信号传输线路，所述第一频率信号传输线路包括第二信号输入垫、第一频率信号传输线、第二信号输出垫，所述第一频率信号传输线电性连接所述第二信号输入垫和所述第二信号输出垫；用于传输第二频率信号的第二频率信号传输线路，所述第二频率信号传输线路包括第三信号输入垫、第二频率信号传输线、第三信号输出垫，所述第二频率信号传输线电性连接所述第三信号输入垫和所述第三信号输出垫；其中，所述电位信号传输线路、所述第一频率信号传输线路和所述第二频率信号传输线路均设置于所述外围区，所述第一频率信号的频率大于所述第二频率信号的频率，所述第一信号输入垫和所述第一信号输出垫之间的距离小于所述第二信号输入垫和所述第二信号输出垫之间的距离，所述第二信号输入垫和所述第二信号输出垫之间的距离小于所述第三信号输入垫和所述第三信号输出垫之间的距离。
在上述显示面板中，所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫沿第一方向排列，所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫沿第二方向排列。
在上述显示面板中，所述第一方向与所述第二方向相反。
在上述显示面板中，所述第一方向与所述第二方向具有大于90度的夹角；所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫排列成阶梯状。
在上述显示面板中，所述第二方向与所述面板主体的短边或长边所对应的直线平行。
在上述显示面板中，所述第一频率信号的频率处于100兆赫兹至1000兆赫兹的范围内；所述第二频率信号的频率处于1兆赫兹至25兆赫兹的范围内。
在上述显示面板中，所述第一频率信号包括低压差分信号，所述第二频率信号包括触控感应信号。
在上述显示面板中，所述电位信号传输线的阻抗小于所述第一频率信号传输线的阻抗，所述第一频率信号传输线的阻抗小于所述第二频率信号传输线的阻抗。
在上述显示面板中，所述电位信号传输线的长度小于所述第一频率信号传输线的长度，所述第一频率信号传输线的长度小于所述第二频率信号传输线的长度。
在上述显示面板中，所述电位信号传输线的横截面的面积大于所述第一频率信号传输线的横截面的面积，所述第一频率信号传输线的横截面的面积大于所述第二频率信号传输线的横截面的面积。
在上述显示面板中，所述电位信号传输线的材料的电阻率小于所述第一频率信号传输线的材料的电阻率，所述第一频率信号传输线的材料的电阻率小于所述第二频率信号传输线的材料的电阻率。
在上述显示面板中，所述显示面板还包括柔性电路板，所述柔性电路板包括：柔性电路板主体；用于提供所述电位信号的第一线路连接端，所述第一线路连接端与所述第一信号输入垫电性连接；用于提供所述第一频率信号的第二线路连接端，所述第二线路连接端与所述第二信号输入垫电性连接；用于提供所述第二频率信号的第三线路连接端，所述第一线路连接端与所述第三信号输入垫电性连接。
在上述显示面板中，所述显示面板还包括芯片，所述芯片包括：芯片主体，所述芯片主体为长条状；用于接收所述电位信号的第一输入管脚，所述第一输入管脚与所述第一信号输出垫电性连接；用于接收所述第一频率信号的第二输入管脚，所述第二输入管脚与所述第二信号输出垫电性连接；用于接收所述第二频率信号的第三输入管脚，所述第三输入管脚与所述第三信号输出垫电性连接；其中，所述第一输入管脚、所述第二输入管脚和所述第三输入管脚沿所述芯片主体的长度方向自所述芯片主体的一端往所述芯片主体的另一端排列。
在上述显示面板中，所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫的组合设置于所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫的组合在与所述面板主体的短边或长边所对应的直线平行的方向上的至少一侧。
在上述显示面板中，以所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫的组合与所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫的组合之间的间隙为参照物，所述第一信号输入垫位于靠近所述间隙的位置，所述第三信号输入垫位于远离所述间隙的位置，所述第二信号输入垫位于所述第一信号输入垫和所述第三信号输入垫之间，所述第一信号输出垫位于靠近所述间隙的位置，所述第三信号输出垫位于远离所述间隙的位置，所述第二信号输出垫位于所述第一信号输出垫和所述第三信号输出垫之间。
在上述显示面板中，所述第二频率信号传输线包围所述第一频率信号传输线的至少一部分，所述第一频率信号传输线包围所述电位信号传输线的至少一部分。
一种适用于上述显示面板的芯片，所述芯片包括：芯片主体，所述芯片主体为长条状；用于接收所述电位信号的第一输入管脚；用于接收所述第一频率信号的第二输入管脚；用于接收所述第二频率信号的第三输入管脚；其中，所述第一输入管脚、所述第二输入管脚和所述第三输入管脚沿所述芯片主体的长度方向自所述芯片主体的一端往所述芯片主体的另一端排列。
 有益效果
在上述技术方案中，由于所述第一信号输入垫和所述第一信号输出垫之间的距离小于所述第二信号输入垫和所述第二信号输出垫之间的距离，所述第二信号输入垫和所述第二信号输出垫之间的距离小于所述第三信号输入垫和所述第三信号输出垫之间的距离，所述电位信号传输线、所述第一频率信号传输线和所述第二频率信号传输线分别传输电位信号、第一频率信号和第二频率信号，所述第一频率信号的频率大于所述第二频率信号的频率，因此，上述技术方案能减小信号传输线的阻抗对信号的影响。
 附图说明
图1为本发明的显示面板的示意图。
图2为图1所示的显示面板中的区域A的示意图。
 本发明的实施方式
本说明书所使用的词语“实施例”意指实例、示例或例证。此外，本说明书和所附权利要求中所使用的冠词“一”一般地可以被解释为“一个或多个”，除非另外指定或从上下文可以清楚确定单数形式。
本发明的显示面板可以是TFT-LCD（Thin Film Transistor Liquid Crystal Display，薄膜晶体管液晶显示面板）、OLED（Organic Light Emitting Diode，有机发光二极管显示面板）等。
参考图1和图2，图1为本发明的显示面板的示意图，图2为图1所示的显示面板中的区域A的示意图。
所述显示面板包括面板主体101、用于传输电位信号的电位信号传输线路、用于传输第一频率信号的第一频率信号传输线路和用于传输第二频率信号的第二频率信号传输线路。其中，所述面板主体101可例如为COG（Chip On Glass）模组。
所述面板主体101包括显示区1011和位于所述显示区1011的至少一侧的外围区1012。例如，所述外围区1012位于所述显示区1011的短边的一侧。所述电位信号传输线路、所述第一频率信号传输线路和所述第二频率信号传输线路均设置于所述外围区1012。
所述电位信号传输线路包括第一信号输入垫104、电位信号传输线110、第一信号输出垫107，所述电位信号传输线110电性连接所述第一信号输入垫104和所述第一信号输出垫107。
所述第一频率信号传输线路包括第二信号输入垫105、第一频率信号传输线111、第二信号输出垫108，所述第一频率信号传输线111电性连接所述第二信号输入垫105和所述第二信号输出垫108。
所述第二频率信号传输线路包括第三信号输入垫106、第二频率信号传输线112、第三信号输出垫109，所述第二频率信号传输线112电性连接所述第三信号输入垫106和所述第三信号输出垫109。
所述第一频率信号的频率大于所述第二频率信号的频率，所述第一信号输入垫104和所述第一信号输出垫107之间的距离小于所述第二信号输入垫105和所述第二信号输出垫108之间的距离，所述第二信号输入垫105和所述第二信号输出垫108之间的距离小于所述第三信号输入垫106和所述第三信号输出垫109之间的距离。
所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106沿第一方向排列，所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109沿第二方向排列，并且，所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109设置于所述面板主体101的短边边缘部或长边边缘部处。
所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106的组合设置于所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109的组合在所述第二方向上的至少一侧。
以所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106的组合与所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109的组合之间的间隙为参照物，所述第一信号输入垫104位于靠近所述间隙的位置，所述第三信号输入垫106位于远离所述间隙的位置，所述第二信号输入垫105位于所述第一信号输入垫104和所述第三信号输入垫106之间，同样，所述第一信号输出垫107位于靠近所述间隙的位置，所述第三信号输出垫109位于远离所述间隙的位置，所述第二信号输出垫108位于所述第一信号输出垫107和所述第三信号输出垫109之间。
所述第一方向与所述第二方向相反，如图2所示；或者所述第一方向与所述第二方向具有大于90度的夹角，此时，所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106排列成阶梯状。
所述第二方向与所述面板主体101的短边或长边所对应的直线平行。
所述第一频率信号的频率处于100兆赫兹至1000兆赫兹的范围内；所述第二频率信号的频率处于1兆赫兹至25兆赫兹的范围内。
所述电位信号包括电源信号，所述第一频率信号包括低压差分信号，所述第二频率信号包括触控感应信号。
所述电位信号传输线110的阻抗小于所述第一频率信号传输线111的阻抗，所述第一频率信号传输线111的阻抗小于所述第二频率信号传输线112的阻抗。
所述电位信号对阻抗的敏感性大于所述第一频率信号对阻抗的敏感性，所述第一频率信号对阻抗的敏感性大于所述第二频率信号对阻抗的敏感性。
在所述电位信号传输线110、所述第一频率信号传输线111和所述第二频率信号传输线112的材料相同的情况下，所述电位信号传输线110的长度小于所述第一频率信号传输线111的长度，所述第一频率信号传输线111的长度小于所述第二频率信号传输线112的长度。即，所述第二频率信号传输线112、所述第一频率信号传输线111、所述电位信号传输线110的长度逐渐减小，因此可以使得所述第二频率信号传输线112、所述第一频率信号传输线111、所述电位信号传输线110的阻抗逐渐减小。
在所述电位信号传输线110、所述第一频率信号传输线111和所述第二频率信号传输线112的材料相同的情况下，所述电位信号传输线110的横截面的面积大于所述第一频率信号传输线111的横截面的面积，所述第一频率信号传输线111的横截面的面积大于所述第二频率信号传输线112的横截面的面积。因此可以使得所述第二频率信号传输线112、所述第一频率信号传输线111、所述电位信号传输线110的阻抗逐渐减小。
在所述电位信号传输线110、所述第一频率信号传输线111和所述第二频率信号传输线112的长度或横截面的面积相同的情况下，所述电位信号传输线110的材料的电阻率小于所述第一频率信号传输线111的材料的电阻率，所述第一频率信号传输线111的材料的电阻率小于所述第二频率信号传输线112的材料的电阻率。
所述第二频率信号传输线112包围所述第一频率信号传输线111的至少一部分，所述第一频率信号传输线111包围所述电位信号传输线110的至少一部分。所述第二频率信号传输线112、所述第一频率信号传输线111、所述电位信号传输线110并列设置。
所述显示面板还包括柔性电路板103，所述柔性电路板103包括柔性电路板主体、用于提供所述电位信号的第一线路连接端、用于提供所述第一频率信号的第二线路连接端和用于提供所述第二频率信号的第三线路连接端。所述第一线路连接端、所述第二线路连接端和所述第三线路连接端露出于所述柔性电路板主体的表面。
所述第一线路连接端与所述第一信号输入垫104电性连接，所述第二线路连接端与所述第二信号输入垫105电性连接，所述第一线路连接端与所述第三信号输入垫106电性连接。
所述显示面板还包括芯片102，所述芯片102包括芯片主体、用于接收所述电位信号的第一输入管脚、用于接收所述第一频率信号的第二输入管脚、用于接收所述第二频率信号的第三输入管脚。第一输入管脚、第二输入管脚、第三输入管脚设置于所述芯片主体的一表面（例如，底面）。
所述芯片主体为长条状。
所述第一输入管脚与所述第一信号输出垫107电性连接，所述第二输入管脚与所述第二信号输出垫108电性连接，所述第三输入管脚与所述第三信号输出垫109电性连接。
其中，所述第一输入管脚、所述第二输入管脚和所述第三输入管脚沿所述芯片主体的长度方向自所述芯片主体的一端往所述芯片主体的另一端排列。
所述芯片102还包括至少两输出管脚，至少两输出管脚沿所述芯片主体的长度方向排列。
所述显示面板还包括至少两数据信号接收垫、数据信号传输线，所述数据信号接收垫和所述数据信号传输线均设置于所述外围区1012，所述数据信号传输线自所述外围区1012延伸至所述显示区1011，所述数据信号接收垫和所述数据信号传输线电性连接。
所述输出管脚与所述数据信号接收垫电性连接，所述芯片主体用于通过所述输出管脚、所述数据信号接收垫和所述数据信号传输线将数据信号传输至位于所述显示区1011中的像素单元。
作为一种改进，为了防止所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106中的相邻两者之间或所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109中的相邻两者之间出现短路的现象，所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106的至少一者上与所述面板主体101所对应的平面平行的表面设置有第一尖端部，所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109的至少一者上与所述面板主体101所对应的平面平行的表面设置有第二尖端部。所述第一尖端部用于聚集所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106的电荷，防止这些电荷往相邻的另一信号输入垫释放，因此可以防止所述第一信号输入垫104、所述第二信号输入垫105、所述第三信号输入垫106中的相邻两者之间出现短路的情况，即，所述第一尖端部用于将这些电荷引导到远离另一信号输入垫的位置；同样，所述第二尖端部用于聚集所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109的电荷，防止这些电荷往相邻的另一信号输出垫释放，有利于防止所述第一信号输出垫107、所述第二信号输出垫108和所述第三信号输出垫109中的相邻两者之间出现短路的情况，即，所述第二尖端部将这些电荷引导到远离另一信号输出垫的位置。
所述第一尖端部所对应的直线和所述第二尖端部所对应的直线均垂直于所述面板主体101所对应的平面。
作为一种改进，所述第一信号输出垫107、所述第二信号输出垫108、所述第三信号输出垫109中任意两者相对所述面板主体101所对应的平面的高度（厚度）互不相等。相对应地，与所述第一信号输出垫107、所述第二信号输出垫108、所述第三信号输出垫109电性连接的第一输入管脚、第二输入管脚、第三输入管脚的长度也互不相等。所述第一信号输出垫107的高度与所述第一输入管脚的长度之和等于所述第二信号输出垫108的高度与所述第二输入管脚的长度之和，所述第二信号输出垫108的高度与所述第二输入管脚的长度之和等于所述第三信号输出垫109的高度与所述第三输入管脚的长度之和。
在上述技术方案中，由于所述第一信号输入垫104和所述第一信号输出垫107之间的距离小于所述第二信号输入垫105和所述第二信号输出垫108之间的距离，所述第二信号输入垫105和所述第二信号输出垫108之间的距离小于所述第三信号输入垫106和所述第三信号输出垫109之间的距离，所述电位信号传输线110、所述第一频率信号传输线111和所述第二频率信号传输线112分别传输电位信号、第一频率信号和第二频率信号，所述第一频率信号的频率大于所述第二频率信号的频率，因此，上述技术方案能减小信号传输线（所述电位信号传输线110、所述第一频率信号传输线111、所述第二频率信号传输线112）的阻抗对信号的影响。
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，其中，所述显示面板包括：
    面板主体，所述面板主体包括显示区和位于所述显示区的至少一侧的外围区；
    用于传输电位信号的电位信号传输线路，所述电位信号传输线路包括第一信号输入垫、电位信号传输线、第一信号输出垫，所述电位信号传输线电性连接所述第一信号输入垫和所述第一信号输出垫；
    用于传输第一频率信号的第一频率信号传输线路，所述第一频率信号传输线路包括第二信号输入垫、第一频率信号传输线、第二信号输出垫，所述第一频率信号传输线电性连接所述第二信号输入垫和所述第二信号输出垫；
    用于传输第二频率信号的第二频率信号传输线路，所述第二频率信号传输线路包括第三信号输入垫、第二频率信号传输线、第三信号输出垫，所述第二频率信号传输线电性连接所述第三信号输入垫和所述第三信号输出垫；
    其中，所述电位信号传输线路、所述第一频率信号传输线路和所述第二频率信号传输线路均设置于所述外围区，所述第一频率信号的频率大于所述第二频率信号的频率，所述第一信号输入垫和所述第一信号输出垫之间的距离小于所述第二信号输入垫和所述第二信号输出垫之间的距离，所述第二信号输入垫和所述第二信号输出垫之间的距离小于所述第三信号输入垫和所述第三信号输出垫之间的距离；
    所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫沿第一方向排列，所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫沿第二方向排列；
    所述第一频率信号的频率处于100兆赫兹至1000兆赫兹的范围内；
    所述第二频率信号的频率处于1兆赫兹至25兆赫兹的范围内；
    所述电位信号传输线的阻抗小于所述第一频率信号传输线的阻抗，所述第一频率信号传输线的阻抗小于所述第二频率信号传输线的阻抗。
  2. 根据权利要求1所述的显示面板，其中，所述第一方向与所述第二方向相反。
  3. 根据权利要求1所述的显示面板，其中，所述第一方向与所述第二方向具有大于90度的夹角。
  4. 一种显示面板，其中，所述显示面板包括：
    面板主体，所述面板主体包括显示区和位于所述显示区的至少一侧的外围区；
    用于传输电位信号的电位信号传输线路，所述电位信号传输线路包括第一信号输入垫、电位信号传输线、第一信号输出垫，所述电位信号传输线电性连接所述第一信号输入垫和所述第一信号输出垫；
    用于传输第一频率信号的第一频率信号传输线路，所述第一频率信号传输线路包括第二信号输入垫、第一频率信号传输线、第二信号输出垫，所述第一频率信号传输线电性连接所述第二信号输入垫和所述第二信号输出垫；
    用于传输第二频率信号的第二频率信号传输线路，所述第二频率信号传输线路包括第三信号输入垫、第二频率信号传输线、第三信号输出垫，所述第二频率信号传输线电性连接所述第三信号输入垫和所述第三信号输出垫；
    其中，所述电位信号传输线路、所述第一频率信号传输线路和所述第二频率信号传输线路均设置于所述外围区，所述第一频率信号的频率大于所述第二频率信号的频率，所述第一信号输入垫和所述第一信号输出垫之间的距离小于所述第二信号输入垫和所述第二信号输出垫之间的距离，所述第二信号输入垫和所述第二信号输出垫之间的距离小于所述第三信号输入垫和所述第三信号输出垫之间的距离。
  5. 根据权利要求4所述的显示面板，其中，所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫沿第一方向排列，所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫沿第二方向排列。
  6. 根据权利要求5所述的显示面板，其中，所述第一方向与所述第二方向相反。
  7. 根据权利要求6所述的显示面板，其中，所述第一方向与所述第二方向具有大于90度的夹角；
    所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫排列成阶梯状。
  8. 根据权利要求6所述的显示面板，其中，所述第二方向与所述面板主体的短边或长边所对应的直线平行。
  9. 根据权利要求4所述的显示面板，其中，所述第一频率信号的频率处于100兆赫兹至1000兆赫兹的范围内；
    所述第二频率信号的频率处于1兆赫兹至25兆赫兹的范围内。
  10. 根据权利要求9所述的显示面板，其中，所述第一频率信号包括低压差分信号，所述第二频率信号包括触控感应信号。
  11. 根据权利要求4所述的显示面板，其中，所述电位信号传输线的阻抗小于所述第一频率信号传输线的阻抗，所述第一频率信号传输线的阻抗小于所述第二频率信号传输线的阻抗。
  12. 根据权利要求11所述的显示面板，其中，所述电位信号传输线的长度小于所述第一频率信号传输线的长度，所述第一频率信号传输线的长度小于所述第二频率信号传输线的长度。
  13. 根据权利要求11所述的显示面板，其中，所述电位信号传输线的横截面的面积大于所述第一频率信号传输线的横截面的面积，所述第一频率信号传输线的横截面的面积大于所述第二频率信号传输线的横截面的面积。
  14. 根据权利要求11所述的显示面板，其中，所述电位信号传输线的材料的电阻率小于所述第一频率信号传输线的材料的电阻率，所述第一频率信号传输线的材料的电阻率小于所述第二频率信号传输线的材料的电阻率。
  15. 根据权利要求4所述的显示面板，其中，所述显示面板还包括柔性电路板，所述柔性电路板包括：
    柔性电路板主体；
    用于提供所述电位信号的第一线路连接端，所述第一线路连接端与所述第一信号输入垫电性连接；
    用于提供所述第一频率信号的第二线路连接端，所述第二线路连接端与所述第二信号输入垫电性连接；
    用于提供所述第二频率信号的第三线路连接端，所述第一线路连接端与所述第三信号输入垫电性连接。
  16. 根据权利要求4所述的显示面板，其中，所述显示面板还包括芯片，所述芯片包括：
    芯片主体，所述芯片主体为长条状；
    用于接收所述电位信号的第一输入管脚，所述第一输入管脚与所述第一信号输出垫电性连接；
    用于接收所述第一频率信号的第二输入管脚，所述第二输入管脚与所述第二信号输出垫电性连接；
    用于接收所述第二频率信号的第三输入管脚，所述第三输入管脚与所述第三信号输出垫电性连接；
    其中，所述第一输入管脚、所述第二输入管脚和所述第三输入管脚沿所述芯片主体的长度方向自所述芯片主体的一端往所述芯片主体的另一端排列。
  17. 根据权利要求4所述的显示面板，其中，所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫的组合设置于所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫的组合在与所述面板主体的短边或长边所对应的直线平行的方向上的至少一侧。
  18. 根据权利要求4所述的显示面板，其中，以所述第一信号输入垫、所述第二信号输入垫、所述第三信号输入垫的组合与所述第一信号输出垫、所述第二信号输出垫和所述第三信号输出垫的组合之间的间隙为参照物，所述第一信号输入垫位于靠近所述间隙的位置，所述第三信号输入垫位于远离所述间隙的位置，所述第二信号输入垫位于所述第一信号输入垫和所述第三信号输入垫之间，所述第一信号输出垫位于靠近所述间隙的位置，所述第三信号输出垫位于远离所述间隙的位置，所述第二信号输出垫位于所述第一信号输出垫和所述第三信号输出垫之间。
  19. 根据权利要求4所述的显示面板，其中，所述第二频率信号传输线包围所述第一频率信号传输线的至少一部分，所述第一频率信号传输线包围所述电位信号传输线的至少一部分。
  20. 一种适用于如权利要求4所述的显示面板的芯片，其中，所述芯片包括：
    芯片主体，所述芯片主体为长条状；
    用于接收所述电位信号的第一输入管脚；
    用于接收所述第一频率信号的第二输入管脚；
    用于接收所述第二频率信号的第三输入管脚；
    其中，所述第一输入管脚、所述第二输入管脚和所述第三输入管脚沿所述芯片主体的长度方向自所述芯片主体的一端往所述芯片主体的另一端排列。
PCT/CN2019/086309 2019-04-15 2019-05-10 显示面板及适用于该显示面板的芯片 WO2020211133A1 (zh)

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