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WO2012153899A1 - Touch sensor panel - Google Patents

Touch sensor panel Download PDF

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Publication number
WO2012153899A1
WO2012153899A1 PCT/KR2011/009010 KR2011009010W WO2012153899A1 WO 2012153899 A1 WO2012153899 A1 WO 2012153899A1 KR 2011009010 W KR2011009010 W KR 2011009010W WO 2012153899 A1 WO2012153899 A1 WO 2012153899A1
Authority
WO
WIPO (PCT)
Prior art keywords
traces
substrate
transparent window
touch
present
Prior art date
Application number
PCT/KR2011/009010
Other languages
French (fr)
Korean (ko)
Inventor
김재흥
Original Assignee
(주)멜파스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)멜파스 filed Critical (주)멜파스
Publication of WO2012153899A1 publication Critical patent/WO2012153899A1/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0448—Details of the electrode shape, e.g. for enhancing the detection of touches, for generating specific electric field shapes, for enhancing display quality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate

Definitions

  • Embodiments of the present invention relate to a touch sensing panel, and more particularly, to a touch sensing panel capable of increasing a channel of a sensing area for sensing a touch.
  • the touch screen a typical touch sensing device, can be classified into resistive film, capacitive, ultrasonic, and infrared based on its operation method.
  • the capacitive touch screen has the advantages of high durability, long life, and multi-touch function. In recent years, the field of application is expanding.
  • the capacitive touch screen detects a contact position based on a change in capacitance caused by a user's touch applied to the front of the display window, and its application range is gradually increased due to high durability and suitability for sliding type input.
  • Capacitive touch screens can be made semi-permanently because the front face of the screen does not need to be deformed by pressure, and the touchable material, such as a hand or a stylus pen, recognizes its location at close range without direct touch. can do.
  • the capacitive touch screen is based on the change in capacitance caused by the user's touch, the touch screen may not be recognized because there is no change in capacitance when a stylus pen or the like is used.
  • the capacitive touch screen is important in the structure of the touch sensing panel in order to better detect the capacitance change, and the structure of the touch sensing panel for sensing the touch of the small capacitance change area such as a user's fingernail is required.
  • One embodiment of the present invention provides a touch sensing panel capable of increasing a touch recognition rate even with low capacitance generated by a user's touch.
  • One embodiment of the present invention provides a touch sensing panel that can increase a substantial sensing area relative to the number of disposed electrode channels.
  • One embodiment of the present invention aims to increase linearity of the signal of the touch sensing panel without distortion.
  • the touch sensing panel includes a substrate, a touch detection region in which a plurality of sensing regions are arranged two-dimensionally on one surface of the substrate, and a wiring region provided at an outer side of the touch detection region, and the plurality of sensing
  • Each of the regions includes a plurality of first traces formed along a first axis and a plurality of second traces formed along a second axis electrically separated from each other with the plurality of first traces and vertically intersecting the first axis;
  • Each of the plurality of second traces is electrically separated from each other, and the plurality of second traces are formed with a plurality of compensation electrodes protruding on the first axis, and the compensation electrodes of the adjacent second traces are interpolated.
  • the plurality of first traces may be formed in a parallel structure in which separation and recombination are repeated in two or more electrode patterns.
  • the plurality of first traces may be a geometric structure of the two or more electrode patterns formed in the parallel structure form.
  • each of the second traces may be symmetrically formed with the plurality of compensation electrodes based on the respective second axes.
  • the plurality of compensation electrodes may be formed in a geometrical form.
  • each of the first traces may be arranged to fill one or more spaces formed according to the adjacent arrangement of the respective second traces.
  • the substrate is a transparent window, wherein the transparent window may be a tempered glass or a plastic material of high hardness.
  • each of the plurality of first traces and the plurality of second traces may be disposed on different layers.
  • the substrate is a transparent window and the plurality of first traces and the plurality of second traces may be disposed on the same layer by separating portions overlapping each other by a bridge.
  • the substrate is a transparent window and the plurality of first traces may be formed integrally with the transparent window.
  • the substrate is a transparent window
  • the plurality of first traces, the plurality of second traces and the wiring pattern included in the wiring area may be formed integrally with the transparent window.
  • the contact recognition rate may be increased even with a low capacitance generated by a user's touch.
  • a substantial touch sensing area may be increased compared to the number of traces arranged.
  • the linearity of the signal of the touch sensing panel may be increased without distortion.
  • FIG. 1 is a view showing the structure of a touch sensing panel according to an embodiment of the present invention.
  • FIG. 2 is a diagram illustrating a structure of a first trace of a touch sensing panel according to one side of the present invention.
  • FIG 3 is a view illustrating a structure of a second trace of a touch sensing panel according to one side of the present invention.
  • FIG. 4 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
  • FIG. 5 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another embodiment of the present invention.
  • FIG. 6 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another side of the present invention.
  • FIG. 7 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
  • FIG. 8 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another aspect of the present invention.
  • FIG. 9 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another embodiment of the present invention.
  • the touch sensing panel forms a compensation electrode that protrudes to both sides of a regularly arranged trace, and interposes the protruding compensation electrode to be paired with a compensation electrode of another electrode so as to be arranged.
  • the sensing region formed by the compensated compensation electrodes and the overlap sensing region are formed.
  • FIG. 1 is a view showing the structure of a touch sensing panel according to an embodiment of the present invention.
  • the touch sensing panel 100 may include a substrate 110 and a touch detection region 120 in which a plurality of sensing regions 121 are arranged in two dimensions on one surface of the substrate 110. ) And a wiring region 130 provided outside the contact detection region 120.
  • each of the plurality of sensing regions 121 senses a contact applied to the contact detecting region 120, and includes a plurality of first traces 140 and a plurality of agents formed along a first axis. And a plurality of second traces 150 which are electrically separated from the first trace 140 and formed along a second axis that vertically intersects the first axis.
  • a plurality of protruding compensation electrodes 151 are formed in each of the plurality of second traces 150, and the compensation electrodes 151 of the adjacent second traces 150 are interpolated.
  • the plurality of sensing regions 121 and the overlapping sensing region 152 are formed.
  • a plurality of compensation electrodes 151 protruding on the first axis may be formed in each of the plurality of second traces 150, and the compensation electrodes 151 of the adjacent second traces 150 may be formed.
  • the overlapping sensing region 152 may be formed in pairs with each other.
  • a plurality of wiring patterns 131 connected to the plurality of first traces 140 and the plurality of second traces 150 are disposed, and each of the wiring patterns 131 is provided. May be connected to the controller chip 160 to transmit a sensing signal applied from the touch detection region 120 to the controller chip 160.
  • the controller chip 160 may determine the contact input based on the mutual capacitance change generated between the plurality of first traces 140 and the plurality of second traces 150.
  • sensing area refers to a user's touch input, not an area defined by a sensing channel connected to the controller chip 160 or a sensing electrode physically and electrically separated. It should be understood as a certain unit area where possible.
  • the plurality of first traces 140 may be referred to as sensing electrodes for sensing a sensing signal, and the plurality of second traces 150 are electrically separated from the first traces 120 and drive signals. It can be assumed that the driving electrode is applied.
  • the controller chip 160 may apply a signal to at least a portion of the plurality of second traces 150 and obtain the driving signal from the plurality of first traces 140 to determine the contact input. .
  • FIG. 2 is a diagram illustrating a structure of a first trace of a touch sensing panel according to one side of the present invention.
  • the plurality of first traces 140 may be formed in a parallel structure form, for example, a ladder form or a chain form, in which separation and recombination are repeated in two or more electrode patterns.
  • the plurality of first traces 140 may include a geometric structure of the two or more electrode patterns formed in the parallel structure shape.
  • two or more electrode patterns may be repeatedly separated and recombined so that one first trace 140 may have a plurality of hexagonal shapes.
  • the geometry of the first trace 140 of the present invention is only one example of the geometry of the first trace 140 of the present invention, it may be formed of a variety of geometries, such as circular, square, rectangular, diamond, rhombus.
  • the area capable of detecting the capacitance is enlarged compared to the case in which the first trace 140 is formed in the linear structure or the branched structure to recognize the contact with superior sensitivity. Can be.
  • the resistance component of the conductive material may be reduced, and when one line is regarded as a resistor, the entire pattern becomes a parallel structure form by an intersection point.
  • the traces 140 and 150 are made of ITO, ZnO, IZO, CNT, etc., which are transparent conductive materials, the resistance components are relatively large, which may affect the speed and power consumption of the touch screen device. Forming a geometry such as trace 140 can reduce power consumption.
  • FIG 3 is a view illustrating a structure of a second trace of a touch sensing panel according to one side of the present invention.
  • each of the second traces 150 may be symmetrically formed with a plurality of compensation electrodes 151 based on the respective second axes.
  • the second traces 150 are paired with the compensation electrodes 151 of another adjacent second trace 150 to form an overlapping sensing region ( 152 may be formed.
  • the overlap detection region 152 is formed by the plurality of compensation electrodes 151, the overlap detection region in addition to the sensing channel formed by the plurality of detection regions 121 in the contact detection region 120.
  • the sensing region by 152 may be additionally formed.
  • the plurality of compensation electrodes 151 may detect a touch input even with a low capacitance change as the sensing area increases along the overlap sensing area 152.
  • the controller chip 160 of the touch sensing panel 100 may not only overlap the sensing region 121 but also the overlap sensing region ( In operation 152, a change in capacitance may be calculated to determine whether a contact is detected.
  • the plurality of compensation electrodes 151 may be regularly changed in the shape of the protrusion.
  • the plurality of compensation electrodes 150 repeatedly form two or more protruding shapes along the second axis direction in the second trace 150 to design a two-dimensional structure of the overlapping sensing region 152. You may.
  • the plurality of compensation electrodes 151 may be formed in a geometrical form.
  • the plurality of compensation electrodes 151 diagonally form a long flag-shaped electrode with respect to a second axis, and next, form a short five-point electrode with a second axis.
  • the two forms can be repeatedly formed regularly.
  • each trace 140, 150 may be arranged in a form that fills each other's space, for example, each of the first trace 140 is adjacent to each of the second trace 150
  • the contact input can be recognized more finely as the arrangement is made to fill one or more spaces provided according to the arrangement.
  • the substrate 110 may be a transparent window, and the plurality of first traces 140 and the plurality of second traces 150 may be disposed on different layers.
  • the substrate 110 is a transparent window and the plurality of first traces 140 and the plurality of second traces 150 are disposed on the same layer by separating portions overlapping each other by a bridge. Can be.
  • the substrate 110 is a transparent window and the plurality of first traces 140 may be formed integrally with the transparent window.
  • the substrate 110 is a transparent window
  • the wiring patterns included in the plurality of first traces 140, the plurality of second traces 150, and the wiring region 130 are integrated with the transparent window. It can be formed as.
  • the plurality of first traces 140 and the plurality of second traces 150 are disposed outside the substrate 110, some regions are cut along the outer surface of the substrate 110. It can be formed as.
  • the electrode disposed on the left outer side of the substrate 110 among the plurality of second traces 150 may be disposed in a form in which the left region is cut along the second axis along the left outer surface.
  • the touch sensing panel according to one side of the present invention may have an electrode shape of various geometries.
  • FIG. 4 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
  • the touch sensing panel 400 includes a touch detection region 420 and a touch detection region in which a plurality of sensing regions 421 are arranged in two dimensions on one surface of a substrate 410.
  • a wiring area 430 provided at an outer side of the 420 is included.
  • FIG. 5 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another embodiment of the present invention.
  • a plurality of first traces 440 may be formed along the first axis in a shape in which a corner of a hexagonal shape protrudes constantly.
  • FIG. 6 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another side of the present invention.
  • the plurality of second traces 450 are formed along a second axis electrically separated from the first trace 440 and vertically intersecting the first axis.
  • the plurality of second traces 450 450, a plurality of compensation electrodes 451 protruding on the first axis are formed, and compensation electrodes 451 of the adjacent second traces 450 are interpolated, and thus a plurality of sensing areas 421 are provided.
  • FIG. 7 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
  • the touch sensing panel 700 includes a touch detection region 720 and a touch detection region in which a plurality of sensing regions 721 are arranged in two dimensions on one surface of a substrate 710.
  • the wiring area 730 provided at the outside of the area 720 is included.
  • FIG. 8 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another aspect of the present invention.
  • a plurality of first traces 740 are formed along a first axis to sense a contact applied to the contact detection area 720, and the first trace 740 is formed as, for example, a bar shape of a geometry. It can be formed along the axis.
  • FIG. 9 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another embodiment of the present invention.
  • the plurality of second traces 750 are electrically separated from the first traces 740 and are formed along a second axis vertically intersecting the first axis.
  • Each of the plurality of compensation electrodes 751 protruding on the first axis may be formed, and the compensation electrodes 751 of the adjacent second trace 750 may be interpolated, and thus the plurality of sensing areas 721 may be formed.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Position Input By Displaying (AREA)

Abstract

Provided is a touch sensor panel which includes a touch detection region, in which a plurality of sensing regions are two-dimensionally arranged, and a wiring region formed in the periphery of the touch detection region, wherein each of the plurality of sensing regions comprises: a plurality of first traces which senses a touch applied to the touch detection region; and a plurality of second traces which are electrically isolated from the plurality of first traces and are formed along a second axis vertically intersecting the first axis. In the touch sensor panel of the present invention, each of the plurality of second traces has a plurality of compensation electrodes protruded onto the first axis and compensation electrodes of adjacent second traces are disposed in an interpolation manner, thereby forming a plurality of sensing regions and overlapping sensing regions.

Description

접촉 감지 패널Touch sensing panel
본 발명의 실시예들은 접촉 감지 패널에 관한 것으로서, 더욱 상세하게는 접촉을 감지하는 감지 영역의 채널을 증가시킬 수 있는 접촉 감지 패널에 관한 것이다.Embodiments of the present invention relate to a touch sensing panel, and more particularly, to a touch sensing panel capable of increasing a channel of a sensing area for sensing a touch.
터치스크린이 장착된 휴대폰이 널리 보급되고, 다양한 종류의 스마트 폰이 대중화되면서 접촉 감지 기술에 대한 연구가 활발하게 진행되고 있다. As mobile phones equipped with touch screens are widely used and various types of smart phones are popularized, research on touch sensing technology is being actively conducted.
대표적인 접촉 감지 장치인 터치스크린은 그 동작 방식에 따라 저항막, 정전용량, 초음파, 적외선 방식 등으로 구분할 수 있으며, 이 가운데 정전용량 방식 터치 스크린은 내구성 및 수명이 뛰어나고 멀티터치 기능을 지원한다는 장점이 있어, 최근 그 적용 분야를 넓혀가고 있다.The touch screen, a typical touch sensing device, can be classified into resistive film, capacitive, ultrasonic, and infrared based on its operation method. Among these, the capacitive touch screen has the advantages of high durability, long life, and multi-touch function. In recent years, the field of application is expanding.
정전용량 방식 터치 스크린은 디스플레이 윈도우 전면에 가해지는 사용자의 접촉에 의한 캐패시턴스 변화에 기초하여 접촉 위치를 검출하며, 높은 내구성과 슬라이딩 형태의 입력에의 적합성 등으로 인해 그 적용 범위가 차츰 늘어나고 있다.The capacitive touch screen detects a contact position based on a change in capacitance caused by a user's touch applied to the front of the display window, and its application range is gradually increased due to high durability and suitability for sliding type input.
정전용량 방식 터치 스크린은 스크린 전면부가 압력에 의해 변형될 필요가 없으므로 반영구적인 형태로 만들 수 있고 터치를 할 수 있는 물질, 예를 들어 손이나 스타일러스 펜 등이 직접 터치를 하지 않아도 근거리에서 위치를 인식할 수 있다.Capacitive touch screens can be made semi-permanently because the front face of the screen does not need to be deformed by pressure, and the touchable material, such as a hand or a stylus pen, recognizes its location at close range without direct touch. can do.
정전용량 방식 터치 스크린은 사용자의 접촉에 의한 캐패시턴스 변화에 기초하기 때문에, 스타일러스 펜 등을 이용하는 경우 캐패시턴스 변화가 없는 것으로 인식하여 터치를 인식하지 못 하는 경우도 있다.Since the capacitive touch screen is based on the change in capacitance caused by the user's touch, the touch screen may not be recognized because there is no change in capacitance when a stylus pen or the like is used.
정전용량 방식 터치 스크린은 캐패시턴스 변화를 더욱 잘 감지하기 위해서 접촉 감지 패널의 구조가 중요하며, 사용자의 손톱 등과 같이 캐패시턴스 변화가 적은 부위의 터치를 감지하기 위한 접촉 감지 패널의 구조가 필요한 실정이다.The capacitive touch screen is important in the structure of the touch sensing panel in order to better detect the capacitance change, and the structure of the touch sensing panel for sensing the touch of the small capacitance change area such as a user's fingernail is required.
본 발명의 일실시예는 사용자의 접촉에 의하여 발생하는 낮은 캐패시턴스에도 접촉 인식율을 높일 수 있는 접촉 감지 패널을 제공한다.One embodiment of the present invention provides a touch sensing panel capable of increasing a touch recognition rate even with low capacitance generated by a user's touch.
본 발명의 일실시예는 배치된 전극 채널 수에 비해 실질적인 감지 영역을 증가시킬 수 있는 접촉 감지 패널을 제공한다.One embodiment of the present invention provides a touch sensing panel that can increase a substantial sensing area relative to the number of disposed electrode channels.
본 발명의 일실시예는 접촉 감지 패널의 신호의 왜곡되지 않고, 선형성(linearity)을 증가시키는 것을 목적으로 한다.One embodiment of the present invention aims to increase linearity of the signal of the touch sensing panel without distortion.
본 발명의 일실시예에 따른 접촉 감지 패널은 기판, 상기 기판의 일면에 복수의 감지 영역이 이차원으로 배열되는 접촉 검출 영역 및 상기 접촉 검출 영역의 외곽에 마련된 배선 영역을 포함하고, 상기 복수의 감지 영역 각각은 제1 축을 따라 형성되는 복수의 제1 트레이스 및 상기 복수의 제1 트레이스와 서로 전기적으로 분리되고 상기 제1축을 수직 교차하는 제2축을 따라 형성되는 복수의 제2 트레이스를 포함하고, 상기 복수의 제2 트레이스 각각은 서로 전기적으로 분리되고 상기 복수의 제2 트레이스에는 상기 제1축 상으로 돌출된 복수의 보상 전극이 형성되며, 인접하는 제2 트레이스의 보상 전극은 보간적(interpolation)으로 배치되어, 상기 복수의 감지 영역과 중첩 감지 영역을 형성한다.The touch sensing panel according to an embodiment of the present invention includes a substrate, a touch detection region in which a plurality of sensing regions are arranged two-dimensionally on one surface of the substrate, and a wiring region provided at an outer side of the touch detection region, and the plurality of sensing Each of the regions includes a plurality of first traces formed along a first axis and a plurality of second traces formed along a second axis electrically separated from each other with the plurality of first traces and vertically intersecting the first axis; Each of the plurality of second traces is electrically separated from each other, and the plurality of second traces are formed with a plurality of compensation electrodes protruding on the first axis, and the compensation electrodes of the adjacent second traces are interpolated. And disposed to form a plurality of sensing regions and an overlapping sensing region.
본 발명의 일측에 따르면, 복수의 제1 트레이스는 둘 이상의 전극 패턴으로 분리와 재결합이 반복되는 병렬 구조 형태로 형성될 수 있다.According to one aspect of the present invention, the plurality of first traces may be formed in a parallel structure in which separation and recombination are repeated in two or more electrode patterns.
본 발명의 일측에 따르면, 복수의 제1 트레이스는 상기 병렬 구조 형태로 형성되는 상기 둘 이상의 전극 패턴이 기하학적 구조를 포함할 수 있다. According to one aspect of the present invention, the plurality of first traces may be a geometric structure of the two or more electrode patterns formed in the parallel structure form.
본 발명의 일측에 따르면, 각각의 제2 트레이스는 상기 각각의 제2축을 기준으로 상기 복수의 보상 전극이 대칭적으로 형성될 수 있다.According to one aspect of the present invention, each of the second traces may be symmetrically formed with the plurality of compensation electrodes based on the respective second axes.
본 발명의 일측에 따르면, 복수의 보상 전극은 기하학적 구조 형태로 형성될 수 있다.According to one aspect of the invention, the plurality of compensation electrodes may be formed in a geometrical form.
본 발명의 일측에 따르면, 상기 각각의 제1 트레이스는 인접한 상기 각각의 제2 트레이스 배치에 따라 형성되는 하나 이상의 공간(空間)을 채우도록 배치될 수 있다.According to one aspect of the present invention, each of the first traces may be arranged to fill one or more spaces formed according to the adjacent arrangement of the respective second traces.
본 발명의 일측에 따르면, 상기 기판은 투명 윈도우이며 이때 투명 윈도우는 강화 글라스 또는 고경도의 플라스틱 재질일 수 있다.According to one aspect of the invention, the substrate is a transparent window, wherein the transparent window may be a tempered glass or a plastic material of high hardness.
본 발명의 일측에 따르면, 상기 복수의 제1 트레이스 및 상기 복수의 제2 트레이스 각각 서로 다른 층상에 배치될 수 있다.According to one aspect of the invention, each of the plurality of first traces and the plurality of second traces may be disposed on different layers.
본 발명의 일측에 따르면, 상기 기판은 투명 윈도우이며 상기 복수의 제1 트레이스 및 상기 복수의 제2 트레이스는 서로 중첩되는 부분이 브릿지(bridge)에 의해 분리됨으로써 동일한 층상에 배치될 수 있다.According to one aspect of the present invention, the substrate is a transparent window and the plurality of first traces and the plurality of second traces may be disposed on the same layer by separating portions overlapping each other by a bridge.
본 발명의 일측에 따르면, 상기 기판은 투명 윈도우이며 상기 복수의 제1 트레이스는 상기 투명 윈도우와 일체로서 형성될 수 있다.According to one aspect of the invention, the substrate is a transparent window and the plurality of first traces may be formed integrally with the transparent window.
본 발명의 일측에 따르면, 상기 기판은 투명 윈도우이며 상기 복수의 제1 트레이스, 상기 복수의 제2 트레이스 및 상기 배선 영역에 포함된 배선 패턴은 상기 투명 윈도우와 일체로서 형성될 수 있다.According to one aspect of the invention, the substrate is a transparent window, the plurality of first traces, the plurality of second traces and the wiring pattern included in the wiring area may be formed integrally with the transparent window.
본 발명의 일실시예에 따르면 사용자의 접촉에 의하여 발생하는 낮은 캐패시턴스에도 접촉 인식율을 높일 수 있다.According to an embodiment of the present invention, the contact recognition rate may be increased even with a low capacitance generated by a user's touch.
본 발명의 일실시예에 따르면 배치된 트레이스 수에 비해 실질적인 접촉 감지 영역을 증가시킬 수 있다.According to an embodiment of the present invention, a substantial touch sensing area may be increased compared to the number of traces arranged.
본 발명의 일실시예에 따르면 접촉 감지 패널의 신호의 왜곡되지 않고, 선형성(linearity)을 증가시킬 수 있다.According to an embodiment of the present invention, the linearity of the signal of the touch sensing panel may be increased without distortion.
도 1은 본 발명의 일실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.1 is a view showing the structure of a touch sensing panel according to an embodiment of the present invention.
도 2는 본 발명의 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.2 is a diagram illustrating a structure of a first trace of a touch sensing panel according to one side of the present invention.
도 3은 본 발명의 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.3 is a view illustrating a structure of a second trace of a touch sensing panel according to one side of the present invention.
도 4는 본 발명의 다른 실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.4 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
도 5는 본 발명의 다른 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.5 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another embodiment of the present invention.
도 6은 본 발명의 다른 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.6 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another side of the present invention.
도 7은 본 발명의 또 다른 실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.7 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
도 8은 본 발명의 또 다른 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.8 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another aspect of the present invention.
도 9는 본 발명의 또 다른 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.FIG. 9 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another embodiment of the present invention.
이하 첨부 도면들 및 첨부 도면들에 기재된 내용들을 참조하여 본 발명의 실시예를 상세하게 설명하지만, 본 발명이 실시예에 의해 제한되거나 한정되는 것은 아니다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and the contents described in the accompanying drawings, but the present invention is not limited or limited to the embodiments.
한편, 본 발명을 설명함에 있어서, 관련된 공지 기능 또는 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우에는, 그 상세한 설명을 생략할 것이다. 그리고, 본 명세서에서 사용되는 용어(terminology)들은 본 발명의 실시예를 적절히 표현하기 위해 사용된 용어들로서, 이는 사용자, 운용자의 의도 또는 본 발명이 속하는 분야의 관례 등에 따라 달라질 수 있다. 따라서, 본 용어들에 대한 정의는 본 명세서 전반에 걸친 내용을 토대로 내려져야 할 것이다.On the other hand, in describing the present invention, when it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Terminology used herein is a term used to properly express an embodiment of the present invention, which may vary according to a user, an operator's intention, or a custom in the field to which the present invention belongs. Therefore, the definitions of the terms should be made based on the contents throughout the specification.
본 발명의 일실시예에 따른 접촉 감지 패널은 규칙적으로 배치되는 트레이스의 양측으로 돌출된 보상 전극을 형성하고, 돌출된 보상 전극을 다른 전극의 보상 전극과 서로 쌍을 이루도록 보간적으로 배치함으로써, 배치된 보상 전극들이 형성하는 감지 영역과 중첩 감지 영역을 형성한다.The touch sensing panel according to an embodiment of the present invention forms a compensation electrode that protrudes to both sides of a regularly arranged trace, and interposes the protruding compensation electrode to be paired with a compensation electrode of another electrode so as to be arranged. The sensing region formed by the compensated compensation electrodes and the overlap sensing region are formed.
도 1은 본 발명의 일실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.1 is a view showing the structure of a touch sensing panel according to an embodiment of the present invention.
도 1을 참조하면, 본 발명의 일실시예에 따른 접촉 감지 패널(100)은 기판(110), 기판(110)의 일면에 복수의 감지 영역(121)이 이차원으로 배열되는 접촉 검출 영역(120) 및 접촉 검출 영역(120)의 외곽에 마련된 배선 영역(130)을 포함한다.Referring to FIG. 1, the touch sensing panel 100 according to an exemplary embodiment of the present invention may include a substrate 110 and a touch detection region 120 in which a plurality of sensing regions 121 are arranged in two dimensions on one surface of the substrate 110. ) And a wiring region 130 provided outside the contact detection region 120.
본 발명의 일실시예에 따르면, 복수의 감지 영역(121) 각각은 접촉 검출 영역(120)에 인가되는 접촉을 감지하고, 제1축을 따라 형성되는 복수의 제1 트레이스(140) 및 복수의 제1 트레이스(140)와 서로 전기적으로 분리되어 상기 제1축을 수직 교차하는 제2축을 따라 형성되는 복수의 제2 트레이스(150)를 포함한다.According to an embodiment of the present invention, each of the plurality of sensing regions 121 senses a contact applied to the contact detecting region 120, and includes a plurality of first traces 140 and a plurality of agents formed along a first axis. And a plurality of second traces 150 which are electrically separated from the first trace 140 and formed along a second axis that vertically intersects the first axis.
본 발명의 일실시예에 따르면, 복수의 제2 트레이스(150) 각각에는 돌출된 복수의 보상 전극(151)이 형성되며, 인접하는 제2 트레이스(150)의 보상 전극(151)은 보간적으로 배치되어, 복수의 감지 영역(121)과 중첩 감지 영역(152)을 형성한다.According to one embodiment of the present invention, a plurality of protruding compensation electrodes 151 are formed in each of the plurality of second traces 150, and the compensation electrodes 151 of the adjacent second traces 150 are interpolated. The plurality of sensing regions 121 and the overlapping sensing region 152 are formed.
예를 들어, 복수의 제2 트레이스(150) 각각에는 상기 제1축 상으로 돌출된 복수의 보상 전극(151)이 형성될 수 있으며, 인접하는 제2 트레이스(150)의 보상 전극(151)은 서로 쌍을 이루어 중첩 감지 영역(152)를 형성할 수 있다.For example, a plurality of compensation electrodes 151 protruding on the first axis may be formed in each of the plurality of second traces 150, and the compensation electrodes 151 of the adjacent second traces 150 may be formed. The overlapping sensing region 152 may be formed in pairs with each other.
본 발명의 일측에 따르면, 배선 영역(130)은 복수의 제1 트레이스(140) 및 복수의 제2 트레이스(150)와 연결된 복수의 배선 패턴(131)이 배치되며, 각각의 배선 패턴(131)은 컨트롤러 칩(160)과 연결되어 접촉 검출 영역(120)으로부터 인가되는 감지 신호를 컨트롤러 칩(160)으로 전송할 수 있다.According to one side of the present invention, in the wiring area 130, a plurality of wiring patterns 131 connected to the plurality of first traces 140 and the plurality of second traces 150 are disposed, and each of the wiring patterns 131 is provided. May be connected to the controller chip 160 to transmit a sensing signal applied from the touch detection region 120 to the controller chip 160.
컨트롤러 칩(160)은 복수의 제1 트레이스(140)와 복수의 제2 트레이스(150) 사이에서 생성되는 상호 정전용량 변화에 기초하여 상기 접촉 입력을 판단할 수 있다.The controller chip 160 may determine the contact input based on the mutual capacitance change generated between the plurality of first traces 140 and the plurality of second traces 150.
본 명세서 전반에 걸쳐 사용되는 ‘감지 영역’이라는 용어는, 컨트롤러 칩(160)에 연결되는 센싱 채널, 혹은 물리적, 전기적으로 분리된 감지 전극에 의해 정의되는 영역이 아닌, 사용자의 접촉 입력을 판단할 수 있는 일정한 단위 영역으로 이해해야 한다.The term 'sensing area' used throughout this specification refers to a user's touch input, not an area defined by a sensing channel connected to the controller chip 160 or a sensing electrode physically and electrically separated. It should be understood as a certain unit area where possible.
본 발명의 일측에 따르면, 복수의 제1 트레이스(140)는 센싱 신호를 감지하는 센싱 전극이라 할 수 있으며, 복수의 제2 트레이스(150)는 제1 트레이스(120)와 전기적으로 분리되며 구동 신호가 인가되는 구동 전극이라 가정할 수 있다.According to one side of the present invention, the plurality of first traces 140 may be referred to as sensing electrodes for sensing a sensing signal, and the plurality of second traces 150 are electrically separated from the first traces 120 and drive signals. It can be assumed that the driving electrode is applied.
예를 들어, 컨트롤러 칩(160)은 복수의 제2 트레이스(150) 중 적어도 일부에 신호를 인가하고, 복수의 제1 트레이스(140)로부터 상기 구동 신호를 획득하여 상기 접촉 입력을 판단할 수 있다.For example, the controller chip 160 may apply a signal to at least a portion of the plurality of second traces 150 and obtain the driving signal from the plurality of first traces 140 to determine the contact input. .
도 2는 본 발명의 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.2 is a diagram illustrating a structure of a first trace of a touch sensing panel according to one side of the present invention.
도 2를 참조하면, 복수의 제1 트레이스(140)는 둘 이상의 전극 패턴으로 분리와 재결합이 반복되는 병렬 구조 형태, 예를 들면, 사다리 형태 또는 사슬 형태로 형성될 수 있다.Referring to FIG. 2, the plurality of first traces 140 may be formed in a parallel structure form, for example, a ladder form or a chain form, in which separation and recombination are repeated in two or more electrode patterns.
이때, 복수의 제1 트레이스(140)는 상기 병렬 구조 형태로 형성되는 상기 둘 이상의 전극 패턴이 기하학적 구조를 포함할 수 있다.In this case, the plurality of first traces 140 may include a geometric structure of the two or more electrode patterns formed in the parallel structure shape.
예를 들어, 복수의 제1 트레이스(140)는 둘 이상의 전극 패턴이 분리와 재결합을 반복하여 하나의 제1 트레이스(140)가 다수개의 육각형 형태로 형성될 수 있다. For example, in the plurality of first traces 140, two or more electrode patterns may be repeatedly separated and recombined so that one first trace 140 may have a plurality of hexagonal shapes.
도 2는 본 발명의 제1 트레이스(140)의 기하학적 구조의 하나의 일례일 뿐이며, 원형, 정사각형, 직사각형, 다이아몬드형, 마름모형 등의 다양한 기하학적 구조로 형성될 수 있다.2 is only one example of the geometry of the first trace 140 of the present invention, it may be formed of a variety of geometries, such as circular, square, rectangular, diamond, rhombus.
각각의 제1 트레이스(140)는 상기와 같이 기하학적 구조로 형성되는 경우, 직선 구조 또는 가지형 구조로 형성되는 경우에 비해 정전용량을 감지 할 수 있는 영역이 확대되어 보다 우수한 감도로 접촉을 인식할 수 있다.When the first trace 140 is formed in the geometric structure as described above, the area capable of detecting the capacitance is enlarged compared to the case in which the first trace 140 is formed in the linear structure or the branched structure to recognize the contact with superior sensitivity. Can be.
또한, 복수의 제1 트레이스(140)는 상기와 같이 기하학적 구조로 형성되는 경우, 도전성 물질의 저항 성분을 줄일 수 있으며, 하나의 선을 저항으로 본다면 교차점에 의해 전체 패턴은 병렬 구조 형태가 된다. In addition, when the plurality of first traces 140 are formed in a geometric structure as described above, the resistance component of the conductive material may be reduced, and when one line is regarded as a resistor, the entire pattern becomes a parallel structure form by an intersection point.
트레이스(140, 150)를 투명 도전성 물질인 ITO, ZnO, IZO, CNT 등을 사용하게 되면 저항 성분이 상대적으로 크기 때문에 터치스크린 장치의 속도와 전력 소모에 영향을 미칠 수 있으나, 본 발명의 제1 트레이스(140)와 같은 기하학적 구조를 형성하는 경우 전력 소모를 감소시킬 수 있다.When the traces 140 and 150 are made of ITO, ZnO, IZO, CNT, etc., which are transparent conductive materials, the resistance components are relatively large, which may affect the speed and power consumption of the touch screen device. Forming a geometry such as trace 140 can reduce power consumption.
도 3은 본 발명의 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.3 is a view illustrating a structure of a second trace of a touch sensing panel according to one side of the present invention.
도 3을 참조하면, 각각의 제2 트레이스(150)는 상기 각각의 제2축을 기준으로 복수의 보상 전극(151)이 대칭적으로 형성될 수 있다.Referring to FIG. 3, each of the second traces 150 may be symmetrically formed with a plurality of compensation electrodes 151 based on the respective second axes.
각각의 제2 트레이스(150)는 제2축을 기준으로 보상 전극(151)이 대칭적으로 형성됨에 따라, 인접한 다른 제2 트레이스(150)의 보상 전극(151)과 서로 쌍을 이루어 중첩 감지 영역(152)을 형성할 수 있다.As each of the second traces 150 is symmetrically formed with respect to the second axis, the second traces 150 are paired with the compensation electrodes 151 of another adjacent second trace 150 to form an overlapping sensing region ( 152 may be formed.
본 발명의 일측에 따르면, 복수의 보상 전극(151)에 의하여 중첩 감지 영역(152)이 형성됨에 따라, 접촉 검출 영역(120)에 복수의 감지 영역(121)이 형성하는 센싱 채널 외에 중첩 감지 영역(152)에 의한 센싱 영역이 추가적으로 형성될 수 있다.According to one side of the present invention, as the overlap detection region 152 is formed by the plurality of compensation electrodes 151, the overlap detection region in addition to the sensing channel formed by the plurality of detection regions 121 in the contact detection region 120. The sensing region by 152 may be additionally formed.
본 발명의 일측에 따르면, 복수의 보상 전극(151)은 중첩 감지 영역(152)에 따른 센싱 영역의 증가에 따라 낮은 캐패시턴스 변화에도 접촉 입력을 감지할 수 있다.According to an embodiment of the present invention, the plurality of compensation electrodes 151 may detect a touch input even with a low capacitance change as the sensing area increases along the overlap sensing area 152.
예를 들어, 접촉 감지 패널(100)의 컨트럴러 칩(160)은 접촉 검출 영역(120)을 캐패시턴스의 변화가 적은 사용자의 손톱으로 접촉하였을 경우에도, 감지 영역(121)뿐만 아니라 중첩 감지 영역(152)에서도 캐패시턴스 변화를 연산하여 접촉이 감지되었는지 판단할 수 있다.For example, even when the controller chip 160 of the touch sensing panel 100 contacts the touch detecting region 120 with a fingernail of a user having a small change in capacitance, the controller chip 160 may not only overlap the sensing region 121 but also the overlap sensing region ( In operation 152, a change in capacitance may be calculated to determine whether a contact is detected.
본 발명의 일측에 따르면, 복수의 보상 전극(151)은 돌출 형태가 규칙적으로 변화할 수 있다.According to one side of the present invention, the plurality of compensation electrodes 151 may be regularly changed in the shape of the protrusion.
예를 들어, 복수의 보상 전극(150)은 제2축 방향을 따라 둘 이상의 돌출되는 형태를 제2 트레이스(150)에 규칙적으로 반복 형성함으로써, 중첩 감지 영역(152)의 2차원적 구조를 설계할 수도 있다.For example, the plurality of compensation electrodes 150 repeatedly form two or more protruding shapes along the second axis direction in the second trace 150 to design a two-dimensional structure of the overlapping sensing region 152. You may.
본 발명의 일측에 따르면, 복수의 보상 전극(151)은 기하학적 구조 형태로 형성될 수 있다.According to one side of the present invention, the plurality of compensation electrodes 151 may be formed in a geometrical form.
도 3에 도시된 바와 같이, 복수의 보상 전극(151)은 길이가 긴 깃발 형태의 전극을 제2축을 기준으로 대각 대칭 형성하고, 다음으로 길이가 짧은 5각 형태의 전극을 제2축을 기준으로 좌우 대칭으로 형성함으로써, 두 형태를 규칙적으로 반복 형성할 수 있다.As illustrated in FIG. 3, the plurality of compensation electrodes 151 diagonally form a long flag-shaped electrode with respect to a second axis, and next, form a short five-point electrode with a second axis. By forming symmetrically, the two forms can be repeatedly formed regularly.
본 발명의 일측에 따르면, 각각의 트레이스(140, 150)는 서로의 공간을 채우는 형태로 배치될 수 있는 바, 예를 들어, 각각의 제1 트레이스(140)는 인접한 각각의 제2 트레이스(150) 배치에 따라 마련되는 하나 이상의 공간(空間)을 채우도록 배치됨에 따라 접촉 입력을 더욱 미세하게 인식할 수 있다.According to one aspect of the invention, each trace 140, 150 may be arranged in a form that fills each other's space, for example, each of the first trace 140 is adjacent to each of the second trace 150 The contact input can be recognized more finely as the arrangement is made to fill one or more spaces provided according to the arrangement.
본 발명의 일측에 따르면, 기판(110)은 투명 윈도우이며 복수의 제1 트레이스(140) 및 복수의 제2 트레이스(150) 각각 서로 다른 층상에 배치될 수 있다.According to one side of the present invention, the substrate 110 may be a transparent window, and the plurality of first traces 140 and the plurality of second traces 150 may be disposed on different layers.
본 발명의 일측에 따르면, 기판(110)은 투명 윈도우이며 복수의 제1 트레이스(140) 및 복수의 제2 트레이스(150)는 서로 중첩되는 부분이 브릿지(bridge)에 의해 분리됨으로써 동일한 층상에 배치될 수 있다.According to one side of the present invention, the substrate 110 is a transparent window and the plurality of first traces 140 and the plurality of second traces 150 are disposed on the same layer by separating portions overlapping each other by a bridge. Can be.
본 발명의 일측에 따르면, 기판(110)은 투명 윈도우이며 복수의 제1 트레이스(140)는 상기 투명 윈도우와 일체로서 형성될 수 있다.According to one side of the invention, the substrate 110 is a transparent window and the plurality of first traces 140 may be formed integrally with the transparent window.
본 발명의 일측에 따르면, 기판(110)은 투명 윈도우이며, 복수의 제1 트레이스(140), 복수의 제2 트레이스(150) 및 배선 영역(130)에 포함된 배선 패턴은 상기 투명 윈도우와 일체로서 형성될 수 있다.According to one side of the present invention, the substrate 110 is a transparent window, the wiring patterns included in the plurality of first traces 140, the plurality of second traces 150, and the wiring region 130 are integrated with the transparent window. It can be formed as.
도 1을 참조하면, 복수의 제1 트레이스(140) 및 복수의 제2 트레이스(150)는 기판(110)의 외곽에 배치된 경우, 기판(110)의 외곽면을 따라 일부 영역이 절단된 형태로 형성될 수 있다.Referring to FIG. 1, when the plurality of first traces 140 and the plurality of second traces 150 are disposed outside the substrate 110, some regions are cut along the outer surface of the substrate 110. It can be formed as.
예를 들어, 복수의 제2 트레이스(150) 중 기판(110)의 좌측 외각에 배치된 전극의 경우, 좌측 외각면을 따라 제2축을 기준으로 좌측 영역이 절단된 형태로 배치될 수 있다.For example, the electrode disposed on the left outer side of the substrate 110 among the plurality of second traces 150 may be disposed in a form in which the left region is cut along the second axis along the left outer surface.
전술한 바와 같이, 본 발명의 일측에 따른 접촉 감지 패널은 다양한 기하학적 구조의 전극 형태를 가질 수 있다.As described above, the touch sensing panel according to one side of the present invention may have an electrode shape of various geometries.
도 4는 본 발명의 다른 실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.4 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
도 4를 참조하면, 본 발명의 다른 실시예에 따른 접촉 감지 패널(400)은 기판(410)의 일면에 복수의 감지 영역(421)이 이차원으로 배열되는 접촉 검출 영역(420) 및 접촉 검출 영역(420)의 외곽에 마련된 배선 영역(430)을 포함한다.Referring to FIG. 4, the touch sensing panel 400 according to another embodiment of the present invention includes a touch detection region 420 and a touch detection region in which a plurality of sensing regions 421 are arranged in two dimensions on one surface of a substrate 410. A wiring area 430 provided at an outer side of the 420 is included.
도 5는 본 발명의 다른 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.5 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another embodiment of the present invention.
도 5를 참조하면, 복수의 제1 트레이스(440)는 기하학적 구조가 육각형 형태의 모서리가 일정하게 돌출된 형태로 상기 제1축을 따라 형성될 수 있다.Referring to FIG. 5, a plurality of first traces 440 may be formed along the first axis in a shape in which a corner of a hexagonal shape protrudes constantly.
도 6은 본 발명의 다른 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.6 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another side of the present invention.
도 6을 참조하면, 복수의 제2 트레이스(450)는 제1 트레이스(440)와 전기적으로 분리되고 상기 제1축을 수직 교차하는 제2축을 따라 형성되며, 예를 들어, 복수의 제2 트레이스(450) 각각은 상기 제1축 상으로 돌출된 복수의 보상 전극(451)이 형성되며, 인접하는 제2 트레이스(450)의 보상 전극(451)은 보간적으로 배치되어, 복수의 감지 영역(421)과 중첩 감지 영역(452)을 형성할 수 있다.Referring to FIG. 6, the plurality of second traces 450 are formed along a second axis electrically separated from the first trace 440 and vertically intersecting the first axis. For example, the plurality of second traces 450 450, a plurality of compensation electrodes 451 protruding on the first axis are formed, and compensation electrodes 451 of the adjacent second traces 450 are interpolated, and thus a plurality of sensing areas 421 are provided. ) And an overlapping detection region 452.
도 7은 본 발명의 또 다른 실시예에 따른 접촉 감지 패널의 구조를 도시한 도면이다.7 is a diagram illustrating a structure of a touch sensing panel according to another embodiment of the present invention.
도 7을 참조하면, 본 발명의 또 다른 실시예에 따른 접촉 감지 패널(700)은 기판(710)의 일면에 복수의 감지 영역(721)이 이차원으로 배열되는 접촉 검출 영역(720) 및 접촉 검출 영역(720)의 외곽에 마련된 배선 영역(730)을 포함한다.Referring to FIG. 7, the touch sensing panel 700 according to another embodiment of the present invention includes a touch detection region 720 and a touch detection region in which a plurality of sensing regions 721 are arranged in two dimensions on one surface of a substrate 710. The wiring area 730 provided at the outside of the area 720 is included.
도 8은 본 발명의 또 다른 일측에 따른 접촉 감지 패널의 제1 트레이스의 구조를 도시한 도면이다.8 is a diagram illustrating a structure of a first trace of a touch sensing panel according to another aspect of the present invention.
도 8을 참조하면, 복수의 제1 트레이스(740)는 접촉 검출 영역(720)에 인가되는 접촉을 감지하도록 제1축을 따라 형성되며, 예를 들어, 기하학적 구조의 하나의 바 형태로서 상기 제1축을 따라 형성될 수 있다.Referring to FIG. 8, a plurality of first traces 740 are formed along a first axis to sense a contact applied to the contact detection area 720, and the first trace 740 is formed as, for example, a bar shape of a geometry. It can be formed along the axis.
도 9는 본 발명의 또 다른 일측에 따른 접촉 감지 패널의 제2 트레이스의 구조를 도시한 도면이다.FIG. 9 is a diagram illustrating a structure of a second trace of a touch sensing panel according to another embodiment of the present invention.
도 9를 참조하면, 복수의 제2 트레이스(750)는 제1 트레이스(740)와 전기적으로 분리되어 상기 제1축을 수직 교차하는 제2축을 따라 형성되며, 예를 들어, 복수의 제2 트레이스(750) 각각은 상기 제1축 상으로 돌출된 복수의 보상 전극(751)이 형성되며, 인접하는 제2 트레이스(750)의 보상 전극(751)은 보간적으로 배치되어, 복수의 감지 영역(721)과 중첩 감지 영역(752)을 형성할 수 있다.Referring to FIG. 9, the plurality of second traces 750 are electrically separated from the first traces 740 and are formed along a second axis vertically intersecting the first axis. Each of the plurality of compensation electrodes 751 protruding on the first axis may be formed, and the compensation electrodes 751 of the adjacent second trace 750 may be interpolated, and thus the plurality of sensing areas 721 may be formed. ) And an overlapping detection area 752.
이상과 같이 본 발명에서는 구체적인 구성 요소 등과 같은 특정 사항들과 한정된 실시예 및 도면에 의해 설명되었으나 이는 본 발명의 보다 전반적인 이해를 돕기 위해서 제공된 것일 뿐, 본 발명은 상기의 실시예에 한정되는 것은 아니며, 본 발명이 속하는 분야에서 통상적인 지식을 가진 자라면 이러한 기재로부터 다양한 수정 및 변형이 가능하다. 따라서, 본 발명의 사상은 설명된 실시예에 국한되어 정해져서는 아니되며, 후술하는 특허청구범위뿐 아니라 이 특허청구범위와 균등하거나 등가적 변형이 있는 모든 것들은 본 발명 사상의 범주에 속한다고 할 것이다.In the present invention as described above has been described by the specific embodiments, such as specific components and limited embodiments and drawings, but this is provided to help a more general understanding of the present invention, the present invention is not limited to the above embodiments. For those skilled in the art, various modifications and variations are possible from these descriptions. Therefore, the spirit of the present invention should not be limited to the described embodiments, and all the things that are equivalent to or equivalent to the claims as well as the following claims will belong to the scope of the present invention. .

Claims (16)

  1. 기판;Board;
    상기 기판의 일면에 복수의 감지 영역이 이차원으로 배열되는 접촉 검출 영역; 및A contact detection region in which a plurality of sensing regions are arranged in two dimensions on one surface of the substrate; And
    상기 접촉 검출 영역의 외곽에 마련된 배선 영역; 을 포함하고,A wiring area provided outside the contact detection area; Including,
    상기 복수의 감지 영역 각각은, Each of the plurality of sensing regions,
    상기 접촉 검출 영역에 인가되는 접촉을 감지하고 제1축을 따라 형성되는 복수의 제1 트레이스; 및A plurality of first traces sensing a contact applied to the contact detection area and formed along a first axis; And
    상기 복수의 제1 트레이스와 서로 전기적으로 분리되어 상기 제1축을 수직 교차하는 제2축을 따라 형성되는 복수의 제2 트레이스; 를 포함하고, A plurality of second traces electrically separated from the plurality of first traces and formed along a second axis perpendicular to the first axis; Including,
    상기 복수의 제2 트레이스 각각은 돌출된 복수의 보상 전극이 형성되며, Each of the plurality of second traces is formed with a plurality of protruding compensation electrodes,
    인접하는 제2 트레이스의 보상 전극은 보간적(interpolation)으로 배치되어, 상기 복수의 감지 영역과 중첩 감지 영역을 형성하는 접촉 감지 패널.And a compensation electrode of an adjacent second trace is interpolated to form an overlapping sensing region with the plurality of sensing regions.
  2. 제1항에 있어서,The method of claim 1,
    상기 복수의 제1 트레이스는 감지 전극이고, 상기 복수의 제2 트레이스는 상기 복수의 제1 트레이스와 전기적으로 분리된 구동 전극인 것을 특징으로 하는 접촉 감지 패널.And the plurality of first traces are sensing electrodes, and the plurality of second traces are drive electrodes electrically isolated from the plurality of first traces.
  3. 제1항에 있어서,The method of claim 1,
    상기 복수의 제1 트레이스는,The plurality of first traces,
    둘 이상의 전극 패턴으로 분리와 재결합이 반복하여 서로 전기적으로 분리되는 병렬 구조 형태로 형성되는 것을 특징으로 하는 접촉 감지 패널.Touch sensing panel, characterized in that formed in a parallel structure form that the separation and recombination is repeatedly separated by two or more electrode patterns electrically separated from each other.
  4. 제3항에 있어서,The method of claim 3,
    상기 복수의 제1 트레이스는,The plurality of first traces,
    상기 병렬 구조 형태로 형성되는 상기 둘 이상의 전극 패턴이 기하학적 구조를 포함하는 것을 특징으로 하는 접촉 감지 패널.And the two or more electrode patterns formed in the parallel structure form comprise a geometric structure.
  5. 제4항에 있어서,The method of claim 4, wherein
    상기 기하학적 구조는 원형, 정사각형, 직사각형, 다이아몬드형 또는 마름모형 중 어느 하나인 것을 특징으로 하는 접촉 감지 패널.And wherein the geometry is any one of circular, square, rectangular, diamond or rhombus.
  6. 제1항에 있어서,The method of claim 1,
    상기 각각의 제2 트레이스는,Each of the second traces,
    상기 각각의 제2축을 기준으로 상기 복수의 보상 전극이 대칭적으로 형성된 것을 특징으로 접촉 감지 패널.And a plurality of compensation electrodes are symmetrically formed with respect to each of the second axes.
  7. 제1항에 있어서,The method of claim 1,
    상기 복수의 보상 전극은,The plurality of compensation electrodes,
    돌출 형태가 규칙적으로 변화하는 것을 특징으로 접촉 감지 패널.Touch sensing panel, characterized in that the protrusion shape changes regularly.
  8. 제1항에 있어서,The method of claim 1,
    상기 복수의 보상 전극은,The plurality of compensation electrodes,
    기하학적 구조로 형성된 것을 특징으로 하는 접촉 감지 패널.Touch sensing panel, characterized in that formed in a geometric structure.
  9. 제1항에 있어서,The method of claim 1,
    상기 각각의 제1 트레이스는 인접한 상기 각각의 제2 트레이스 배치에 따라 마련되는 하나 이상의 공간을 채우도록 배치되는 것을 특징으로 하는 접촉 감지 패널.And wherein each of the first traces is arranged to fill one or more spaces provided according to the adjacent arrangement of the respective second traces.
  10. 제1항에 있어서,The method of claim 1,
    상기 기판은 투명 윈도우인 것을 특징으로 하는 접촉 감지 패널.And the substrate is a transparent window.
  11. 제1항에 있어서,The method of claim 1,
    상기 투명 윈도우는 강화 글라스 또는 고경도의 플라스틱 재질인 것을 특징으로 하는 접촉 감지 패널.The transparent window is a touch sensing panel, characterized in that the tempered glass or high hardness plastic material.
  12. 제1항에 있어서,The method of claim 1,
    상기 기판은 투명 윈도우이며,The substrate is a transparent window,
    상기 복수의 제1 트레이스 및 상기 복수의 제2 트레이스 각각 서로 다른 층상에 배치되는 것을 특징으로 하는 접촉 감지 패널.And wherein the plurality of first traces and the plurality of second traces are each disposed on different layers.
  13. 제1항에 있어서,The method of claim 1,
    상기 기판은 투명 윈도우이며,The substrate is a transparent window,
    상기 복수의 제1 트레이스 및 상기 복수의 제2 트레이스는 서로 중첩되는 부분이 브릿지(bridge)에 의해 분리됨으로써 동일한 층상에 배치되는 것을 특징으로 하는 접촉 감지 패널.And the plurality of first traces and the plurality of second traces are disposed on the same layer by separating portions overlapping each other by a bridge.
  14. 제1항에 있어서,The method of claim 1,
    상기 기판은 투명 윈도우이며,The substrate is a transparent window,
    상기 복수의 제1 트레이스는 상기 투명 윈도우와 일체로서 형성되는 것을 특징으로 하는 접촉 감지 패널.And the plurality of first traces are integrally formed with the transparent window.
  15. 제1항에 있어서,The method of claim 1,
    상기 기판은 투명 윈도우이며, The substrate is a transparent window,
    상기 복수의 제1 트레이스, 상기 복수의 제2 트레이스 및 상기 배선 영역에 포함된 배선 패턴은 상기 투명 윈도우와 일체로서 형성되는 것을 특징으로 하는 접촉 감지 패널.And the wiring patterns included in the plurality of first traces, the plurality of second traces, and the wiring area are integrally formed with the transparent window.
  16. 제1항에 있어서,The method of claim 1,
    상기 복수의 제1 트레이스 및 상기 복수의 제2 트레이스는, The plurality of first traces and the plurality of second traces,
    상기 기판의 외곽에 배치된 경우, 상기 기판의 외곽면을 따라 일부 영역이 절단된 형태로 형성된 것을 특징으로 하는 접촉 감지 패널.When disposed on the outer side of the substrate, the touch sensing panel, characterized in that formed in the form of a portion cut along the outer surface of the substrate.
PCT/KR2011/009010 2011-05-12 2011-11-24 Touch sensor panel WO2012153899A1 (en)

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KR10-2011-0044547 2011-05-12

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