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WO2014054878A2 - Panneau tactile doté d'une seule structure stratifiée permettant d'accroître la sensibilité sans provoquer d'interférence - Google Patents

Panneau tactile doté d'une seule structure stratifiée permettant d'accroître la sensibilité sans provoquer d'interférence Download PDF

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Publication number
WO2014054878A2
WO2014054878A2 PCT/KR2013/008796 KR2013008796W WO2014054878A2 WO 2014054878 A2 WO2014054878 A2 WO 2014054878A2 KR 2013008796 W KR2013008796 W KR 2013008796W WO 2014054878 A2 WO2014054878 A2 WO 2014054878A2
Authority
WO
WIPO (PCT)
Prior art keywords
connection
touch
pattern sensor
connection part
interference
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2013/008796
Other languages
English (en)
Korean (ko)
Other versions
WO2014054878A3 (fr
Inventor
이영호
이현주
왕우
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IMAGIS Tech CO Ltd
Original Assignee
IMAGIS Tech CO Ltd
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 IMAGIS Tech CO Ltd filed Critical IMAGIS Tech CO Ltd
Publication of WO2014054878A2 publication Critical patent/WO2014054878A2/fr
Publication of WO2014054878A3 publication Critical patent/WO2014054878A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Definitions

  • the present invention relates to a touch screen panel, and more particularly, to a touch screen panel having a single laminated structure in which sensitivity is improved without interference.
  • a touchscreen panel also referred to as a touch panel, refers to a computing input device that makes it possible to easily operate a computer by enabling interactive and intuitive operations by touching a button displayed on a display.
  • a capacitive touch panel uses a capacitance in a human body.
  • a touch is recognized by measuring a change in resistance and current caused by a capacitance of a person using an alternating voltage, and a method of determining whether there is a touch by comparing the amount of charge of a capacitor. Can be divided.
  • Such a capacitive touch panel is superior in durability compared to a resistive film method using a film, and thus does not interfere with operation even with moisture or small damage.
  • the touch accuracy is relatively high, and the optical characteristic is excellent, so that the screen is clear.
  • the touch panel using the capacitive charging method is multi-point and can be manufactured in a small size, which is widely used in mobile smart devices.
  • ITO indium tin oxide
  • a method of detecting a touch signal and detecting a position using two layers is used as the transparent electrode.
  • Such a method is known as the most convenient and safe touch recognition method.
  • such a method has a disadvantage in that the manufacturing cost increases because two or more transparent electrodes must be used.
  • various studies have been attempted to produce the same effect as using two layers using only one transparent electrode layer.
  • FIG. 1 illustrates a plan view of a touch screen panel having a single stacked structure.
  • the touch screen panel shown in FIG. 1 is a touch screen panel having a single laminated structure developed and implemented by the present applicant, and has a single laminated structure in which a sensitivity is improved without interference according to an embodiment of the present invention.
  • the configuration before the invention is shown as an example.
  • the touch screen panel having a single stack structure includes a plurality of pattern sensor detection units 11, a G1 connection unit 12, a G2 connection unit 13, a blocking node 14,
  • the touch panel 10 includes a bezel part 15 and a bezel connection part 16, an FPCB 20, and a touch controller 30.
  • the touch screen panel detects a touch by measuring mutual capacitance between the group nodes of the G1 connection unit 12 and the G2 connection unit 13. In this case, an interference phenomenon occurs due to the capacitance caused by the G2 connection part 13 and the G1 connection part 12 in addition to the pattern sensor detecting part 11 among the transparent electrodes of the touch screen panel TSP.
  • a blocking node 14 which prevents capacitance generation is used.
  • the connecting line increases, so that the size of the pattern sensor detector 11 decreases, and the touch sensitivity is lowered. That is, as the shield or another node to eliminate the interference phenomenon is added in the form of the blocking node 14 above, the G2 connection part 13 becomes thicker, and the thick G2 connection part 13 causes the pattern sensor detection part 11 The sensing area is reduced, resulting in a drop in touch sensitivity.
  • the G2 connection unit 13 is also increased to make the size of the pattern sensor detection unit 11 smaller and the touch sensitivity due to the smaller size of the pattern sensor detection unit 11. There was a problem that the degradation of.
  • the present invention has been proposed to solve the above problems of the conventionally proposed methods, the same G1 connection or G2 connection is disposed separately in the connection line pattern area formed between the adjacent pattern sensor detection unit, G2 connection
  • the touch area of the pattern sensor detection unit is minimized as well as essentially eliminating capacitance interference caused by the connection between adjacent pattern sensor detection units. It is an object of the present invention to provide a touch screen panel having a single laminated structure in which sensitivity is improved without interference, which makes it possible to configure a large size.
  • the present invention by essentially eliminating the interference of the capacitance can prevent the recognition of the touch to the undesired area, by configuring the touch area of the pattern sensor sensing unit as large as the minimized area of the G2 connection, touch of the same size
  • a touch screen panel having a single laminated structure in which sensitivity is improved without interference in accordance with a feature of the present invention is provided.
  • One side of the pattern sensor detection unit is formed of a combination of transparent electrodes of Tx and Rx for the detection of the touch position, G1 connecting portion and G2 connecting portion electrically connected to the transparent electrodes of the Tx and Rx of the pattern sensor detection, respectively
  • a touch panel forming a pattern sensor connection unit provided thereon;
  • a FPCB electrically connected to a G1 connection part and a G2 connection part connected to the transparent electrodes of Tx and Rx of the plurality of pattern sensor detection parts formed on the touch panel, and having a touch controller sensing a touch signal.
  • the touch panel The touch panel
  • the plurality of pattern sensor detection units are arranged in a horizontal multi-stage with a vertical arrangement structure, and the G1 connection portion and a G2 connection unit are arranged to the left and right of the pattern sensor detection units arranged in a horizontal multi-stage arrangement in a vertical arrangement structure, according to the input of a contact signal.
  • the same G1 connection part or G2 connecting part may be separately configured in the connecting line pattern area between the adjacent pattern sensor sensing parts. do.
  • the touch panel Preferably, the touch panel,
  • the plurality of pattern sensor detectors may further include a bezel part on left and right sides of the touch area in which the plurality of pattern sensor detectors are vertically arranged, and the bezel part may be connected to one of a G1 connection part or a G2 connection part connected to the plurality of pattern sensor detection parts.
  • the bezel connection portion When the bezel connection portion is connected to the G1 connection portion, the G1 connection portions separated in the connection line pattern area between the adjacent pattern sensor detection portions are connected to the bezel connection portion at the bottom of the lower portion thereof.
  • the G2 connection lines separately disposed in the connection line pattern region between adjacent pattern sensor detection units may be connected to the FPCB from the top.
  • the touch panel Preferably, the touch panel,
  • the plurality of pattern sensor detectors may further include a bezel part on left and right sides of the touch area in which the plurality of pattern sensor detectors are vertically arranged, and the bezel part may be connected to one of a G1 connection part or a G2 connection part connected to the plurality of pattern sensor detection parts.
  • connection portion (G2_0 ⁇ G2_3) of the connection line (G2_0 ⁇ G2_3) of the G2 connection portion in the opposite position where the FPCB is disposed the same
  • the G1 connection parts may further include an insulated connection part for connecting lines, and the G1 connection parts separately disposed in the connection line pattern area between the adjacent pattern sensor detection parts may be connected to the FPCB disposed at the top, and the connection line pattern area between adjacent pattern sensor detection parts may be used.
  • Some of the connection lines G2_0 to G2_3 of the connection lines G2_0 to G2_7 of the G2 connection unit disposed separately are connected to the insulated connection unit at the bottom.
  • connection lines G2_4 to G2_7 of the connection lines G2_0 to G2_7 of the G2 connection part are configured to be connected to the FPCB at the upper end thereof, so that the connection lines G2_0 to G2_7 of the G2 connection part are separated up and down, and the left and right two directions are connected.
  • By forming a structure that is connected to the G2 can be implemented to minimize the thickness of the connection.
  • the touch panel Preferably, the touch panel,
  • It may be configured as one of a transparent substrate base substrate or a transparent window of the display device.
  • the pattern sensor detection unit More preferably, the pattern sensor detection unit,
  • the transparent electrode of Tx for applying the driving signal and the transparent electrode of Rx for touch sensing may be formed of indium tin oxide (ITO) of a transparent conductive material.
  • ITO indium tin oxide
  • the pattern sensor connection portion More preferably, the pattern sensor connection portion,
  • the G1 connection part connecting and connecting to the transparent electrode of Tx and the G2 connection part connecting and connecting to the transparent electrode of Rx may be composed of indium tin oxide (ITO) of a transparent conductive material.
  • ITO indium tin oxide
  • the pattern sensor connection portion More preferably, the pattern sensor connection portion,
  • the G1 connection part connecting and connecting to the transparent electrode of Rx and the G2 connection part connecting and connecting to the transparent electrode of Tx may be composed of indium tin oxide (ITO) of a transparent conductive material.
  • ITO indium tin oxide
  • ITO indium tin oxide
  • the same G1 connection part or G2 connection part is separately disposed in a connection line pattern area formed between adjacent pattern sensor detection parts, and G2
  • the interference between the adjacent pattern sensor detection parts is essentially eliminated, as well as the pattern sensor detection unit as much as the minimized area of the G2 connection.
  • the touch area can be largely configured.
  • the touch screen panel may provide improved touch sensitivity, and thus the overall recognition operation performance of the touch screen panel may be further improved.
  • 1 is a plan view showing a touch screen panel having a single laminated structure.
  • FIG. 2 illustrates a plan view of a touch screen panel having a single stacked structure in which sensitivity is improved without interference according to an embodiment of the present invention.
  • FIG. 3 is a plan view of a touch screen panel having a single laminated structure in which sensitivity is improved without interference according to another embodiment of the present invention
  • FIG. 4 is a diagram illustrating a configuration of an insulation connection part applied to the touch screen panel according to FIG. 3.
  • touch panel 110 pattern sensor detection unit
  • insulated connection 200 FPCB
  • the touch screen panel having a single stacked structure in which sensitivity is improved without interference according to an embodiment of the present invention includes a touch panel 100, an FPCB 200, and a touch controller 300. It can be configured to include.
  • the touch panel 100 includes a plurality of pattern sensor detection units 110 formed of a combination of transparent electrodes of Tx and Rx on one surface of the touch panel, and the Tx and Rx of the pattern sensor detection unit 110 are formed.
  • a pattern sensor connection part 120 having a G1 connection part 121 and a G2 connection part 122 electrically connected to the transparent electrode is formed.
  • the touch panel 100 has a plurality of pattern sensor sensing units 110 arranged horizontally in a vertical array structure, and the G1 connection unit is located to the left and right of the pattern sensor sensing unit 110 arranged in multiple horizontal stages as a vertical array structure.
  • connection line pattern region 130 the same G1 connection part 121 or G2 connection part 122 is configured to be separately disposed.
  • the touch panel 100 further includes a bezel part 140 on left and right sides of a touch area in which the plurality of pattern sensor detection parts 110 are vertically arranged, and the plurality of pattern sensor detection parts 110 are formed on the bezel part 140.
  • a bezel connector 141 is connected to one of the G1 connector 121 or the G2 connector 122 to be connected to the FPCB 200. In this case, when the bezel connection part 141 is connected to the G1 connection part 121, as shown in FIG.
  • the touch panel 100 may include the adjacent pattern sensor detection unit so that the capacitance of each of the G1 connection unit 121 and the G2 connection unit 122 connected to two adjacent pattern sensor detection units 110 does not occur. In the connection line pattern region 130 of the 110, only the same G1 connection part 121 or G2 connection part 122 is formed.
  • the touch panel 100 may be configured as one of a base substrate made of a transparent material or a transparent window of the display device. That is, the touch panel 100 is a single laminated structure in which all of the pattern sensor detection units 110 formed of a combination of a Tx transparent electrode and an Rx transparent electrode are disposed on one surface, and a glass substrate or a base substrate of tempered glass is formed. It may be configured to further include a transparent window of the display device as a cover, or to form a plurality of pattern sensor detection unit 110 directly on the cover of the transparent window.
  • the pattern sensor detecting unit 110 of the touch panel 100 may configure a transparent electrode of Tx for applying a driving signal and an indium tin oxide (ITO) of a transparent conductive material. .
  • ITO indium tin oxide
  • the pattern sensor connection part 120 of the touch panel 100 may include a G1 connection part 121 connecting and connecting the transparent electrode of Tx, and a G2 connection part 122 connecting and connecting the transparent electrode of Rx to ITO (Indium Tin) of a transparent conductive material. Oxide).
  • the pattern sensor connection unit 120 may be configured to connect and connect the transparent electrode of Rx and the G1 connecting portion 121, and the transparent electrode of the Tx and the G2 connecting portion 122 are connected.
  • the bezel connector 141 may also be made of indium tin oxide (ITO) of a transparent conductive material.
  • the flexible printed circuit board (FPCB) 200 is electrically connected to the G1 connection part 121 and the G2 connection part 122 connected to the transparent electrodes of Tx and Rx of the plurality of pattern sensor detection parts 110 formed on the touch panel 100. And a touch controller 300 for connecting and sensing a touch signal.
  • the FPCB 200 is disposed on the touch panel 100, but the present invention is not limited thereto.
  • the FPCB 200 is disposed below the touch panel 100. It may also be arranged to be positioned.
  • the touch controller 300 is electrically connected and connected to the FPCB 200, and when a touch signal is input to the pattern sensor detector 110 formed on the touch panel 100, the touch controller 300 receives a touch signal corresponding to the pattern sensor detector 110. I can detect it.
  • the touch controller 300 may be configured in a form mounted on the FPCB 200, but is not limited thereto and may be configured in a form separate from the FPCB 200.
  • FIG. 3 is a diagram illustrating a plan view of a touch screen panel having a single stacked structure in which sensitivity is improved without interference according to another embodiment of the present invention
  • FIG. 4 is an insulating connection part applied to the touch screen panel according to FIG. 3.
  • the touch screen panel having a single stack structure having improved sensitivity without interference according to another embodiment of the present invention may include the touch panel 100, the FPCB 200, and the touch controller 300. It can be configured to include.
  • the configuration and function of the touch panel 100, the FPCB 200, and the touch controller 300 provided in the touch screen panel according to another embodiment of the present invention are shown in FIG. Since many of the touch screen panels are similar or identical, unnecessary repetitive descriptions will be omitted.
  • FIG. Since many of the touch screen panels are similar or identical, unnecessary repetitive descriptions will be omitted.
  • FIG. Since many of the touch screen panels are similar or identical, unnecessary repetitive descriptions will be omitted.
  • only the arrangement structure and connection wiring structure of the configuration in which the touch panel 100 is different will be described
  • the touch panel 100 further includes a bezel part 140 on left and right sides of a touch area in which the plurality of pattern sensor detection parts 110 are vertically arranged, and the plurality of pattern sensor detection parts 110 are formed on the bezel part 140.
  • a bezel connection part 141 connected to one of the G1 connection part 121 or the G2 connection part 122 is connected to the FPCB 200.
  • a connection line of the G2 connector 122 is disposed at an opposite position where the FPCB 200 is disposed.
  • Insulation connection part 150 for connecting some of the connection line (G2_0 ⁇ G2_3) of the same line between the G2_0 ⁇ G2_7 further comprises.
  • the touch panel 100 having such a configuration is connected to the FPCB 200 disposed at the upper end of the G1 connecting portions 121 separately disposed in the connecting line pattern region 130 between the adjacent pattern sensor detecting units 110.
  • Some connection lines G2_0 to G2_3 of the connection lines G2_0 to G2_7 of the G2 connection portion 122 separately disposed in the connection line pattern region 130 between the pattern sensor detection unit 110 are connected to the insulated connection portion 150 at the bottom.
  • connection lines G2_4 to G2_7 of the connection lines G2_0 to G2_7 of the G2 connection unit 122 may be connected to and connected to the FPCB 200 at the upper end thereof.
  • the touch panel 100 forms a structure in which the connection lines G2_0 to G2_7 of the G2 connection portion 122 are vertically separated and connected in two left and right directions to minimize the thickness of the G2 connection portion 122.
  • the G2 connection portion 122 connected downward is connected to the separated connection lines (G2_0 ⁇ G2_3) as shown in Figure 4, through the insulating connecting portion 150 to reduce the minimum number of lines and then bezel portion 140 It is connected to the FPCB 200 through the bezel connector 141 of the).
  • the connection lines G2_0 to G2_3 may be connected on the FPCB 200 or may be connected to an insulation layer of the insulation connection unit 150 that forms an insulation layer on the touch screen panel TSP.
  • the touch panel 100 applied to another embodiment of the present invention separates the same G1 connection portion 121 or G2 connection portion 122 from the connection line pattern region 130 formed between the adjacent pattern sensor detection units 110. By being disposed so as to block the capacitance interference by the connection between the adjacent pattern sensor detection unit 110.
  • the thickness of the G2 connection portion 122 is minimized by connecting the G2 connection portion 122 in up, down, left, and right directions, thereby minimizing the area of the connection portion to prevent a decrease in touch sensitivity. do. That is, as the area of the connection portion is minimized, the detection area of the pattern sensor detection unit 110 may be increased, and thus the sensitivity characteristic may be improved.

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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)
  • Position Input By Displaying (AREA)
PCT/KR2013/008796 2012-10-05 2013-10-02 Panneau tactile doté d'une seule structure stratifiée permettant d'accroître la sensibilité sans provoquer d'interférence Ceased WO2014054878A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0110996 2012-10-05
KR1020120110996A KR101260726B1 (ko) 2012-10-05 2012-10-05 간섭 없이 감도가 향상되는 단일 적층 구조를 갖는 터치스크린 패널

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Publication Number Publication Date
WO2014054878A2 true WO2014054878A2 (fr) 2014-04-10
WO2014054878A3 WO2014054878A3 (fr) 2014-05-30

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PCT/KR2013/008796 Ceased WO2014054878A2 (fr) 2012-10-05 2013-10-02 Panneau tactile doté d'une seule structure stratifiée permettant d'accroître la sensibilité sans provoquer d'interférence

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KR (1) KR101260726B1 (fr)
WO (1) WO2014054878A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104035639A (zh) * 2014-05-30 2014-09-10 京东方科技集团股份有限公司 电容式触摸结构、内嵌式触摸屏、显示装置及其扫描方法
CN110442274A (zh) * 2018-05-03 2019-11-12 奕力科技股份有限公司 具有窄边框的触控面板
CN110554811A (zh) * 2018-05-30 2019-12-10 奕力科技股份有限公司 具有窄边框的触控面板

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102052740B1 (ko) * 2013-06-28 2019-12-06 엘지디스플레이 주식회사 좁은 베젤 영역을 갖는 터치 스크린 패널
KR102207143B1 (ko) 2013-11-06 2021-01-25 삼성디스플레이 주식회사 터치 패널 및 이의 제조 방법
KR101579609B1 (ko) * 2014-04-23 2015-12-23 (주)멜파스 베젤 영역의 제거를 위한 터치스크린패널 및 상기 터치스크린패널을 포함하는 터치스크린장치
KR102575191B1 (ko) * 2016-06-29 2023-09-07 엘지디스플레이 주식회사 정전용량식 터치 스크린 패널

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Publication number Priority date Publication date Assignee Title
KR100921813B1 (ko) * 2007-11-07 2009-10-16 주식회사 애트랩 터치 패널 장치 및 이의 접촉위치 검출방법
KR20120094984A (ko) * 2011-02-18 2012-08-28 (주)멜파스 접촉 감지 패널
KR20120095818A (ko) * 2012-02-29 2012-08-29 에이치엔티 일렉트로닉스(주) 싱글 터치센서의 신호 패턴 구조

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104035639A (zh) * 2014-05-30 2014-09-10 京东方科技集团股份有限公司 电容式触摸结构、内嵌式触摸屏、显示装置及其扫描方法
CN110442274A (zh) * 2018-05-03 2019-11-12 奕力科技股份有限公司 具有窄边框的触控面板
CN110442274B (zh) * 2018-05-03 2023-04-28 奕力科技股份有限公司 具有窄边框的触控面板
CN110554811A (zh) * 2018-05-30 2019-12-10 奕力科技股份有限公司 具有窄边框的触控面板

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KR101260726B1 (ko) 2013-05-15

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