US20140285728A1 - Touch screen panel - Google Patents

Touch screen panel Download PDF

Info

Publication number
US20140285728A1
US20140285728A1 US14/021,154 US201314021154A US2014285728A1 US 20140285728 A1 US20140285728 A1 US 20140285728A1 US 201314021154 A US201314021154 A US 201314021154A US 2014285728 A1 US2014285728 A1 US 2014285728A1
Authority
US
United States
Prior art keywords
wiring lines
outside wiring
touch screen
screen panel
sensing electrodes
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.)
Abandoned
Application number
US14/021,154
Other languages
English (en)
Inventor
Seung-Jin Lee
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.)
Samsung Display Co Ltd
Original Assignee
Samsung Display 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 Samsung Display Co Ltd filed Critical Samsung Display Co Ltd
Assigned to SAMSUNG DISPLAY CO., LTD. reassignment SAMSUNG DISPLAY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LEE, SEUNG-JIN
Publication of US20140285728A1 publication Critical patent/US20140285728A1/en
Priority to US15/338,822 priority Critical patent/US10345975B2/en
Priority to US16/392,536 priority patent/US10824288B2/en
Priority to US17/086,484 priority patent/US11543923B2/en
Abandoned legal-status Critical Current

Links

Images

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
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04164—Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads
    • 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
    • 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
    • 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
    • G06F3/0443—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; 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
    • G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
    • 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

  • An aspect of the present invention generally relates to a touch screen panel.
  • a touch screen panel is an input device capable of selecting the indication content displayed on the screen of an image display device by a human hand or an object to input the command of a user.
  • the touch screen panel is provided on the front face of the image display device to convert a contact position of the human hand or the object into an electrical signal. Therefore, the indication content selected in the contact position is received as an input signal.
  • a touch screen panel comprising a substrate comprising an active area and a non-active area positioned outside the active area, first and second sensing electrodes formed over the active area, wherein the first electrodes connected along a first direction, and the second sensing electrodes connected along a second direction that intersects the first direction, and outside wiring lines formed in the non-active area to connect the first and second sensing electrodes to an external driving circuit in units of lines and having at least one of slits that cross insides of the outside wiring lines so that widths of conductive paths are reduced in partial sections.
  • the slit may include a first slit extended in a direction that intersects a longitudinal direction of the outside wiring lines and a second slit extended to parallel in the longitudinal direction of the outside wiring lines.
  • the slit may be L or T shaped.
  • the slit may include a plurality of slits formed over one outside wiring line.
  • the outside wiring lines may have different lengths and the number of slits may be increased as the lengths of the wiring lines are smaller.
  • the outside wiring lines may have different lengths and a length of the second slit may be increased as the lengths of the wiring lines are smaller.
  • the outside wiring lines may include strip patterns divided by the slit.
  • the strip patterns may be extended to parallel in a longitudinal direction of the outside wiring lines.
  • the outside wiring lines may have substantially a uniform width in all sections.
  • the outside wiring lines may be a low resistance metal material
  • the outside wiring lines may include at least one selected from consisting of Mo, Ag, Ti, Cu, Al, and Mo/Al/Mo.
  • FIG. 1 is a plan view schematically illustrating a touch screen panel according to an embodiment of the present invention
  • FIGS. 2A to 2D are partial magnifying views illustrating embodiments of slits formed over outside wiring lines
  • FIG. 3A is a partial magnifying view of a region A of FIG. 1 ;
  • FIG. 3B is a partial magnifying view of a region A according to another embodiment of the present invention.
  • first, second, third etc. may be used herein to describe various elements, components, regions, layers, patterns and/or sections, these elements, components, regions, layers, patterns and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer pattern or section from another region, layer, pattern or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of example embodiments.
  • spatially relative terms such as “beneath,” “below,” “lower,” “above,” “upper” and the like, may be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as “below” or “beneath” other elements or features would then be oriented “above” the other elements or features. Thus, the exemplary term “below” can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
  • Example embodiments are described herein with reference to cross sectional illustrations that are schematic illustrations of illustratively idealized example embodiments (and intermediate structures) of the inventive concept. As such, variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances, are to be expected. Thus, example embodiments should not be construed as limited to the particular shapes of regions illustrated herein but are to include deviations in shapes that result, for example, from manufacturing. The regions illustrated in the figures are schematic in nature and their shapes are not intended to illustrate the actual shape of a region of a device and are not intended to limit the scope of the inventive concept.
  • sensing electrodes are formed in a display area where an image is displayed so that a touch event generated in the display area is recognized as an input signal.
  • outside wiring lines connected to the sensing electrodes in units of lines and a pad unit for connecting the sensing electrodes to an external driving circuit are formed in a non-display area formed outside the display area.
  • Such a difference between electrical characteristics of the outside wiring lines may distort a signal for sensing a touch event to prevent the touch event from being correctly detected.
  • FIG. 1 is a plan view schematically illustrating a touch screen panel according to an embodiment of the present invention.
  • a touch screen panel may include a substrate 10 divided into an active area AA and a non-active area NA, sensing electrodes 11 formed over the active area AA of the substrate 10 , outside wiring lines 15 formed over the non-active area NA, and a pad unit PAD for connecting the sensing electrodes to an external driving circuit.
  • the substrate 10 may be divided into the touch active area AA that overlaps an image display area and in which the sensing electrodes 11 for sensing a touch input are formed and a non-active area NA that is positioned on the outside of the active area AA and in which the outside wiring lines 15 are formed.
  • the substrate 10 may be formed of a transparent material having high thermal and chemical resistance and may be a thin film substrate formed of at least one selected from the group consisting of, for example, polyethylene terephthalate (PET), polycarbonate (PC), acryl, polymethylmethacrylate (PMMA), triacetyl cellulose (TAC), polyethersulfone (PES), and polyimide (PI).
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PMMA polymethylmethacrylate
  • TAC triacetyl cellulose
  • PES polyethersulfone
  • PI polyimide
  • the sensing electrodes 11 may include first sensing electrodes 11 a and second sensing electrodes 11 b arranged to be dispersed in the active area AA on the substrate 10 and are electrically connected to each other in different directions.
  • the first sensing electrodes 11 a may be formed to be connected to each other in a first direction D1 and the second sensing electrodes 11 b may be formed to be arranged between the first sensing electrodes 11 a and to be connected to each other in a second direction D2 that intersects the first direction D1.
  • the first sensing electrodes 11 a and the second sensing electrodes 11 b are alternately arranged to be connected in different directions.
  • the first sensing electrodes 11 a may be formed to be connected in a row direction (a horizontal direction) and may be connected to the outside wiring lines 15 , respectively, in units of row lines and the second sensing electrodes 11 a may be formed to be connected in a column direction (a vertical direction) and may be connected to the outside wiring lines 15 , respectively, in units of column lines.
  • the sensing electrodes 11 may be formed of a transparent electrode material such as indium tin oxide (ITO) to transmit light and may be formed by depositing the conductive material on the substrate 10 and patterning the deposited conductive material by a photolithography method.
  • ITO indium tin oxide
  • Touch sensing methods may include an electro-capacitive method, a resistance layer method, a surface acoustic wave method, and an infrared method.
  • the mainly used electro-capacitive touch screen panel senses a change in capacitance formed by a conductive sensing electrode with another peripheral sensing electrode or a ground electrode when the human hand or the object contacts the touch screen panel to convert a contact position into an electrical signal.
  • the first and second sensing electrodes 11 a and 11 b are formed of the same material and may be arranged on one surface of the substrate 10 in the same layer in a diamond pattern.
  • a material, a shape, and an arrangement structure of the sensing electrodes 11 may have various modifications and the present invention is not limited to the above.
  • the first and second sensing electrodes 11 a and 11 b may be arranged in different layers in a linear stripe pattern.
  • the sensing electrodes 11 may be formed over a metal mesh pattern realized not by a transparent conductive material but by minute metal lines.
  • the first and second sensing electrodes 11 a and 11 b may be formed on both surfaces of the substrate 10 with the substrate 10 interposed.
  • the outside wiring lines 15 for connecting the first sensing electrodes 11 a and the second sensing electrodes 11 b to the external driving circuit in units of lines in the first and second directions D1 and D2 are electrically connected to the first and second sensing electrodes 11 a and 11 b in units of row and column lines, respectively, to connect the first and second sensing electrodes 11 a and 11 b to the external driving circuit such as a position detecting circuit (not shown) through the pad unit PAD.
  • the outside wiring lines 15 are arranged in the non-active area NA outside the touch screen panel to avoid the active area AA in which the image is displayed and may be extended from the sensing electrodes 11 to the pad unit PAD in the second direction D2 that is a long side direction of the touch screen panel.
  • lengths of the outside wiring lines 15 extended from the sensing electrodes 1 to the pad unit PAD vary.
  • lengths of outside wiring lines connected to sensing electrodes 11 at a lower end adjacent to the pad unit PAD are relatively small and lengths of outside wiring lines connected to sensing electrodes 11 at an upper end remote from the pad unit PAD are relatively large.
  • the outside wiring lines 15 are formed over the non-active area NA, the outside wiring lines 15 may be formed of a low resistance metal material such as Mo, Ag, Ti, Cu, Al, and Mo/Al/Mo other than a transparent electrode material used for forming the sensing electrodes 11 .
  • a low resistance metal material such as Mo, Ag, Ti, Cu, Al, and Mo/Al/Mo other than a transparent electrode material used for forming the sensing electrodes 11 .
  • FIGS. 2A and 2B are partial magnifying views illustrating embodiments of slits formed over outside wiring lines.
  • the outside wiring lines 15 slits SL that cross insides of the outside wiring lines 15 so that widths of conductive paths are reduced are formed over partial sections of the outside wiring lines 15 .
  • the outside wiring lines 15 include strip patterns SP divided by the slits SL.
  • the slits SL from which the conductive material of which the outside wiring lines 15 is removed divide the partial sections of the outside wiring lines into the conductive paths through which current flows and parts from which the conductive material is not removed but through which current does not flow, that is, the strip patterns SP.
  • Each of the slits SL may include a first slit SL 1 extended in a direction that intersects a longitudinal direction of the outside wiring lines 15 and a second slit SL 2 extended to run parallel in the longitudinal direction of the outside wiring lines 15 .
  • the plurality of slits SL may be formed over one outside wiring line. Slits SL of different shapes and sizes may mixedly exist in one outside wiring line.
  • One end of the strip pattern SP is electrically floated. That is, the strip pattern SP as a part of the outside wiring lines 15 is formed of a conductive material. However, since extended one end of the strip pattern SP is opened by a first slit SL 1 , current does not directly flow through the strip pattern SP.
  • the strip pattern SP does not form the conductive path but functions as a capacitor that collects charges. Although the width of the conductive path is reduced by the slits SL so that the resistance values of the outside wiring lines are increased, the capacitance values of the outside wiring lines are not reduced.
  • the entire widths of the outside wiring lines 15 may not be changed but may be uniformly maintained.
  • the width of the slit SL may be a minimum width allowed by a process.
  • first width w1 of the conductive path formed by the slit SL when a first width w1 of the conductive path formed by the slit SL is reduced, a second width w2 of the strip pattern SP is increased and, when the first width w1 is increased, the second width w2 is reduced. That is, the sum of the first width w1 and the second width w2 is uniform and must be the same as a width of a section in which the slits SL are not formed.
  • the first slit SL 1 and the second slit SL 2 may be formed to be inclined against the longitudinal direction of the wiring line.
  • the slit SL and the strip pattern SP may be patterned in a process of forming the outside wiring lines 15 on the substrate 10 .
  • the slit SL may be L or T shaped to be entirely bent. However, various modifications may be provided in accordance with a design condition.
  • the outside wiring lines 15 having the T shaped slits SL may have first strip patterns SP 1 and second strip patterns SP 2 that face each other.
  • FIG. 3A is a partial magnifying view of a region A of FIG. 1 and FIG. 3B is a partial magnifying view of a region A according to another embodiment of the present invention.
  • the conventional touch screen panel has different resistance and capacitance values due to a difference between the lengths of the outside wiring lines 15 .
  • the slits SL that cross the insides of the outside wiring lines 15 so that the widths of the conductive paths are reduced are formed over the partial sections of the outside wiring lines 15 to control electrical characteristic values.
  • the slits SL are formed over the outside wiring lines having relatively small lengths among the outside wiring lines 15 and the strip patterns SP are formed by the slits SL in other areas than the conductive paths so that only the resistance values of the outside wiring lines 15 may be increased with the capacitance values of the outside wiring lines 15 maintained.
  • a length and width of the strip pattern SP may be controlled so that the resistance values or RC delay values of the outside wiring lines 15 are equal to each other.
  • the outside wiring lines 15 have different lengths. As the lengths of the outside wiring lines are smaller, the number of slits SL may be increased or lengths of the second slits SL 2 may be increased.
  • the slits SL are formed so that resistance values or RC delay values of the second outside wiring line 15 _ 2 and the third outside wiring line 15 _ 3 are equal to a resistance value or an RC delay value of the first outside wiring line 15 _ 1 .
  • the number of slits SL in the third outside wiring line 15 _ 3 may be larger or the length of the second slit SL 2 extended to run parallel with the reduced conductive path may be increased.
  • the resistance values of the outside wiring lines 15 are proportional to the lengths of the outside wiring lines and are inversely proportional to the widths of the wiring lines. Since the conductive path is reduced to have the first width w1 in the section where the slits SL are formed, the entire resistance value of the wiring line in which the slits SL are formed may be increased. The reduced conductive path may be extended, that is, a length d of the second slit SL 2 may be controlled so that a degree of increase in the resistance value may be controlled.
  • the capacitance values of the outside wiring lines 15 are proportional to the area of the outside wiring lines 15 . That is, the capacitance values are increased in proportion to the lengths and widths of the outside wiring lines 15 and the strip patterns SP in the section where the slits SL are formed as parts of the outside wiring lines 15 have predetermined capacitance values proportional to the second width w2 and the length d of the strip pattern SP.
  • the conductive path is reduced to have the first width w1.
  • an amount of reduction in the entire area of the wiring lines is only the areas removed by the slits SL.
  • the slits SL are formed to have the minimum width allowed in a process, a change in the capacitance values caused by the slits SL are ignorable.
  • deviation in the RC delay values of the outside wiring lines 15 calculated by multiplying the resistance values of the wiring lines and the capacitance values is large in the outside wiring lines 15 having different lengths.
  • the resistance values and the capacitance values are proportional to the lengths of the wiring lines, the resistance values and the capacitance values of the outside wiring lines having large lengths are different from those of the outside wiring lines having small lengths. Since the RC delay values are calculated by multiplying the resistance values and the capacitance values, deviation in the RC delay values of the outside wiring lines 15 is further increased. A difference between the RC delay value of the outside wiring line having the largest length and that of the outside wiring line having the smallest length is up to six times.
  • the slits SL are formed over the outside wiring lines 15 , a change in the capacitance values is ignorable. However, the resistance values are increased by the section in which the slits SL are formed.
  • the length of the slits SL or the number of slits SL may be controlled so that the resistance values may be controlled.
  • the target resistance value may be the resistance value of the outside wiring line having the largest length and may be the resistance values of the outside wiring lines 15 for equalizing the RC delay values considering the different capacitance values of the outside wiring lines 15 .
  • Set up of the target resistance value and the length of the slits SL in accordance with the target resistance value or the number of slits SL may vary with the design condition.
  • the slits that cross the insides of the outside wiring lines so that the widths of the conductive paths are reduced may be formed over the partial sections of the outside wiring lines to control the electrical characteristic values of the outside wiring lines.
  • the slits are formed over the outside wiring lines having smaller lengths among the outside wiring lines and the strip patterns are formed by the slits in the other areas than the conductive path so that only the resistance values may be increased with the capacitance values of the outside wiring lines maintained.
  • the length and width of the strip patterns are controlled so that the resistance values or the RC delay values of the outside wiring lines are equal to each other.
  • embodiments of the present invention has been made to provide a touch screen panel capable of equalizing electrical characteristics of outside wiring lines.
  • the electrical characteristic values of the outside wiring lines may be equalized so that a touch function may be improved.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Position Input By Displaying (AREA)
US14/021,154 2013-03-20 2013-09-09 Touch screen panel Abandoned US20140285728A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US15/338,822 US10345975B2 (en) 2013-03-20 2016-10-31 Touch screen panel
US16/392,536 US10824288B2 (en) 2013-03-20 2019-04-23 Touch screen panel
US17/086,484 US11543923B2 (en) 2013-03-20 2020-11-02 Touch screen panel

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0029832 2013-03-20
KR1020130029832A KR102011434B1 (ko) 2013-03-20 2013-03-20 터치 스크린 패널

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US15/338,822 Continuation US10345975B2 (en) 2013-03-20 2016-10-31 Touch screen panel

Publications (1)

Publication Number Publication Date
US20140285728A1 true US20140285728A1 (en) 2014-09-25

Family

ID=49641577

Family Applications (4)

Application Number Title Priority Date Filing Date
US14/021,154 Abandoned US20140285728A1 (en) 2013-03-20 2013-09-09 Touch screen panel
US15/338,822 Active 2033-09-17 US10345975B2 (en) 2013-03-20 2016-10-31 Touch screen panel
US16/392,536 Active US10824288B2 (en) 2013-03-20 2019-04-23 Touch screen panel
US17/086,484 Active US11543923B2 (en) 2013-03-20 2020-11-02 Touch screen panel

Family Applications After (3)

Application Number Title Priority Date Filing Date
US15/338,822 Active 2033-09-17 US10345975B2 (en) 2013-03-20 2016-10-31 Touch screen panel
US16/392,536 Active US10824288B2 (en) 2013-03-20 2019-04-23 Touch screen panel
US17/086,484 Active US11543923B2 (en) 2013-03-20 2020-11-02 Touch screen panel

Country Status (4)

Country Link
US (4) US20140285728A1 (fr)
EP (1) EP2781995A3 (fr)
KR (1) KR102011434B1 (fr)
CN (1) CN104063099B (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160054836A1 (en) * 2014-08-21 2016-02-25 Tpk Touch Solutions (Xiamen) Inc. Touch panel
US20160209965A1 (en) * 2015-01-20 2016-07-21 Samsung Display Co., Ltd. Touch screen panel
US20170097703A1 (en) * 2015-10-05 2017-04-06 G2Touch Co., Ltd Touch screen panel
US20170249039A1 (en) * 2016-02-29 2017-08-31 Samsung Display Co., Ltd Touch screen and display device including the same
US20180033831A1 (en) * 2016-07-29 2018-02-01 Samsung Display Co., Ltd. Display apparatus
EP3336669A1 (fr) * 2016-04-08 2018-06-20 Samsung Display Co., Ltd. Écran tactile et afficheur en disposant
US10061414B2 (en) 2014-10-22 2018-08-28 Lg Innotek Co., Ltd. Touch panel
EP3657308A1 (fr) * 2018-11-23 2020-05-27 LG Display Co., Ltd. Panneau d'affichage tactile et dispositif d'affichage tactile
US20230072599A1 (en) * 2021-09-03 2023-03-09 Japan Display Inc. Sensor module and display device including the sensor module
US20230161438A1 (en) * 2021-02-25 2023-05-25 Huizhou China Star Optoelectronics Display Co., Ltd. Touch panel and touch device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101775210B1 (ko) * 2014-10-22 2017-09-19 엘지이노텍 주식회사 터치 패널
KR102424289B1 (ko) 2017-06-01 2022-07-25 엘지디스플레이 주식회사 터치표시장치 및 터치패널
CN110032303A (zh) 2019-04-18 2019-07-19 京东方科技集团股份有限公司 触控基板及其制备方法和显示装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030132920A1 (en) * 2002-01-11 2003-07-17 Eturbotouch Technology Inc. Apparatus and method for increasing accuracy of touch sensor
US20080203577A1 (en) * 2007-02-28 2008-08-28 Shingo Fukamizu Semiconductor integrated circuit device and fabrication method for the same
US20110109611A1 (en) * 2008-03-31 2011-05-12 Fuji Electric Holdings Co., Ltd. Surface-emitting display device
US20120188201A1 (en) * 2009-08-06 2012-07-26 Ronald Peter Binstead Touch sensor

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6052172A (en) * 1996-05-29 2000-04-18 Enplas Corporation Contacting device for display panel
KR100380280B1 (ko) 2000-12-22 2003-04-18 주식회사 하이닉스반도체 반도체장치의 배선 및 배선연결부 및 그 제조방법
US8429654B2 (en) * 2006-07-06 2013-04-23 Honeywell International Inc. Apparatus and method for guaranteed batch event delivery in a process control system
US8040321B2 (en) * 2006-07-10 2011-10-18 Cypress Semiconductor Corporation Touch-sensor with shared capacitive sensors
JP2008083899A (ja) * 2006-09-27 2008-04-10 Sharp Corp タッチパネル及びそれを備えた表示装置
JP5027481B2 (ja) * 2006-11-06 2012-09-19 株式会社日立製作所 Ｉｃタグ
WO2008152757A1 (fr) * 2007-06-15 2008-12-18 Sharp Kabushiki Kaisha Dispositif d'affichage, procédé de fabrication du dispositif d'affichage
US9069418B2 (en) 2008-06-06 2015-06-30 Apple Inc. High resistivity metal fan out
TWI392940B (zh) * 2009-03-11 2013-04-11 Au Optronics Corp 畫素結構、觸控式顯示面板以及液晶顯示器
US20120169665A1 (en) 2009-09-15 2012-07-05 Sharp Kabushiki Kaisha Touch panel and display device provided with the same
CN101699379B (zh) * 2009-11-05 2011-05-04 友达光电股份有限公司 触控基板以及触控显示面板
KR20110060338A (ko) 2009-11-30 2011-06-08 (주)멜파스 접촉 감지 패널 및 그 제조 방법
KR101118809B1 (ko) 2011-04-19 2012-03-20 티피케이 터치 솔루션스 인코포레이션 터치 패널의 배선 구조
JP5659073B2 (ja) * 2011-04-22 2015-01-28 株式会社ジャパンディスプレイ タッチ検出器付き表示パネル、および電子機器
KR101343586B1 (ko) * 2011-10-10 2013-12-19 엘지전자 주식회사 디스플레이 모듈 및 이를 구비한 이동 단말기

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030132920A1 (en) * 2002-01-11 2003-07-17 Eturbotouch Technology Inc. Apparatus and method for increasing accuracy of touch sensor
US20080203577A1 (en) * 2007-02-28 2008-08-28 Shingo Fukamizu Semiconductor integrated circuit device and fabrication method for the same
US20110109611A1 (en) * 2008-03-31 2011-05-12 Fuji Electric Holdings Co., Ltd. Surface-emitting display device
US20120188201A1 (en) * 2009-08-06 2012-07-26 Ronald Peter Binstead Touch sensor

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160054836A1 (en) * 2014-08-21 2016-02-25 Tpk Touch Solutions (Xiamen) Inc. Touch panel
US10061414B2 (en) 2014-10-22 2018-08-28 Lg Innotek Co., Ltd. Touch panel
US20160209965A1 (en) * 2015-01-20 2016-07-21 Samsung Display Co., Ltd. Touch screen panel
US11768566B2 (en) 2015-01-20 2023-09-26 Samsung Display Co., Ltd. Touch screen panel having wiring including extension
US10503324B2 (en) * 2015-01-20 2019-12-10 Samsung Display Co., Ltd. Touch screen panel having wiring including extension
US9904429B2 (en) * 2015-10-05 2018-02-27 G2Touch Co., Ltd. Touch screen panel
CN106560779A (zh) * 2015-10-05 2017-04-12 G2触控股份有限公司 触摸屏面板
US20170097703A1 (en) * 2015-10-05 2017-04-06 G2Touch Co., Ltd Touch screen panel
US20170249039A1 (en) * 2016-02-29 2017-08-31 Samsung Display Co., Ltd Touch screen and display device including the same
US10216303B2 (en) * 2016-02-29 2019-02-26 Samsung Display Co., Ltd. Touch screen and display device including the same
US10705663B2 (en) 2016-04-08 2020-07-07 Samsung Display Co., Ltd. Touch screen having fingerprint recognition function and display device having the same
EP3336669A1 (fr) * 2016-04-08 2018-06-20 Samsung Display Co., Ltd. Écran tactile et afficheur en disposant
US10379684B2 (en) 2016-04-08 2019-08-13 Samsung Display Co., Ltd. Touch screen having fingerprint recognition function and display device having the same
US20180033831A1 (en) * 2016-07-29 2018-02-01 Samsung Display Co., Ltd. Display apparatus
US10748971B2 (en) * 2016-07-29 2020-08-18 Samsung Display Co., Ltd. Display apparatus
US20200357859A1 (en) * 2016-07-29 2020-11-12 Samsung Display Co., Ltd. Display apparatus
US11502140B2 (en) * 2016-07-29 2022-11-15 Samsung Display Co., Ltd. Display apparatus
US10915210B2 (en) 2018-11-23 2021-02-09 Lg Display Co., Ltd. Touch display panel and touch display device
EP3657308A1 (fr) * 2018-11-23 2020-05-27 LG Display Co., Ltd. Panneau d'affichage tactile et dispositif d'affichage tactile
US20230161438A1 (en) * 2021-02-25 2023-05-25 Huizhou China Star Optoelectronics Display Co., Ltd. Touch panel and touch device
US11853508B2 (en) * 2021-02-25 2023-12-26 Huizhou China Star Optoelectronics Display Co., Ltd. Touch panel and touch device
US20230072599A1 (en) * 2021-09-03 2023-03-09 Japan Display Inc. Sensor module and display device including the sensor module
US11989380B2 (en) * 2021-09-03 2024-05-21 Japan Display Inc. Sensor module and display device including the sensor module

Also Published As

Publication number Publication date
US11543923B2 (en) 2023-01-03
US20170045971A1 (en) 2017-02-16
US20210048920A1 (en) 2021-02-18
EP2781995A2 (fr) 2014-09-24
US10345975B2 (en) 2019-07-09
KR20140115126A (ko) 2014-09-30
CN104063099A (zh) 2014-09-24
KR102011434B1 (ko) 2019-08-19
US20190250741A1 (en) 2019-08-15
US10824288B2 (en) 2020-11-03
EP2781995A3 (fr) 2017-01-25
CN104063099B (zh) 2018-09-25

Similar Documents

Publication Publication Date Title
US11543923B2 (en) Touch screen panel
JP7023904B2 (ja) タッチセンサを含む表示装置
CN105700758B (zh) 触摸传感器装置
US10203818B2 (en) Touch screen panel including at least one dummy pattern
US9207818B2 (en) Flexible touch screen panel and flexible display device with the same
US9019232B2 (en) Touch screen panel
US9229596B2 (en) Touch screen panel having sensing cells and coupling patterns
WO2016039047A1 (fr) Structure stratifiée, panneau tactile, dispositif d'affichage doté d'un panneau tactile, et procédé de fabrication associé
US9851855B2 (en) Touch screen panel including touch sensor
US9229560B2 (en) Flexible touch screen panel
KR102303214B1 (ko) 터치 스크린 패널 및 그의 제조방법
US20150060120A1 (en) Touch panel
US20140166611A1 (en) Electrode structure of the touch panel, method thereof and touch panel
US20130155002A1 (en) Mutual capacitance touch panel
US20160170549A1 (en) Touch sensor device and display device including the same
US10496232B2 (en) Capacitive touch panel
US20160291717A1 (en) Mutual capacitance multi-touch control electrode structure using single layer metal mesh
US8723067B2 (en) Capacitive touch control sensor
US20140300834A1 (en) Conductive sheet pair and touch panel
US10521057B2 (en) Touch screen panel having overlapping sensing electrodes and method of manufacturing the same
KR101985437B1 (ko) 플렉서블 터치스크린패널 및 그 제조방법
US20210200353A1 (en) Display screen and electronic device thereof
KR101294341B1 (ko) 정전용량방식 터치패널
KR101381729B1 (ko) 단일 금속박막 터치패널 및 제조방법
KR102316583B1 (ko) 터치 스크린 패널

Legal Events

Date Code Title Description
AS Assignment

Owner name: SAMSUNG DISPLAY CO., LTD., KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LEE, SEUNG-JIN;REEL/FRAME:032284/0859

Effective date: 20130722

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION