CN203217549U - Touch module - Google Patents

Touch module Download PDF

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Publication number
CN203217549U
CN203217549U CN2013201141883U CN201320114188U CN203217549U CN 203217549 U CN203217549 U CN 203217549U CN 2013201141883 U CN2013201141883 U CN 2013201141883U CN 201320114188 U CN201320114188 U CN 201320114188U CN 203217549 U CN203217549 U CN 203217549U
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CN
China
Prior art keywords
electrode layer
transparent electrode
touch
control
capacitance touching
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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.)
Expired - Lifetime
Application number
CN2013201141883U
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Chinese (zh)
Inventor
杨盛际
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.)
BOE Technology Group Co Ltd
Beijing BOE Optoelectronics Technology Co Ltd
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Beijing BOE Optoelectronics Technology Co Ltd
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Priority to CN2013201141883U priority Critical patent/CN203217549U/en
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Publication of CN203217549U publication Critical patent/CN203217549U/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/046Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0445Digitisers, 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446Digitisers, 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04106Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection

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

Abstract

The utility model discloses a touch module. The touch module comprises a glass substrate, and a first transparent electrode layer, a metal layer, an insulating layer, a second transparent electrode layer and a protective layer, which are formed on the glass substrate, wherein each of the first transparent electrode layer and the second transparent electrode layer comprises at least two electromagnetic type touch electrodes and at least two capacitive touch electrodes; all the electromagnetic type touch electrodes and all the capacitive touch electrodes of the first transparent electrode layer are arranged in parallel in a staggered way; all the electromagnetic type touch electrodes and all the capacitive touch electrodes of the second transparent electrode layer are arranged in parallel in the staggered way. The thickness of the whole module can be reduced, the touch module is thin, and low power consumption is also realized.

Description

A kind of touch module
Technical field
The utility model relates to the touch technology field, relates in particular to the two-in-one module of a kind of electromagnetic touch-control and projected capacitive touch.
Background technology
The electromagnetic touch-control technology, since 1964 come out, be usually used in the intelligent type digital plate, but at present, the electromagnetic type antenna plate of electromagnetic touch-control module internal generally all adopts the attached formula structure of the back of the body, and this electromagnetic type antenna plate is to be made of horizontal vertical staggered metal wire, and itself is thicker and nontransparent, therefore LCD be can only be attached to and module (LCD Module, LCM) rear side shown; Simultaneously, in the touch-control process, the attached formula structure of the above-mentioned back of the body makes between electromagnetism pointer and the electromagnetic type antenna plate and is separated with LCM, in order to realize smooth touch-control, must improve the electromagnetic signal strength of electromagnetism pointer, therefore, causes the power consumption of battery to increase.
The utility model content
In view of this, fundamental purpose of the present utility model is to provide a kind of touch module, can reduce the thickness of entire module, realizes slimming, and can realize low power consumption.
For achieving the above object, the technical solution of the utility model is achieved in that
The utility model provides a kind of touch module, comprising: glass substrate and be formed at first transparent electrode layer, metal level, insulation course, second transparent electrode layer and protective seam on the glass substrate; Wherein, described first transparent electrode layer and described second transparent electrode layer include at least two electromagnetic touch-control electrodes and at least two capacitance touching control electrodes; The described electromagnetic touch-control electrode of each of described first transparent electrode layer is parallel with each described capacitance touching control electrode and be staggered; The described electromagnetic touch-control electrode of each of described second transparent electrode layer is parallel with each described capacitance touching control electrode and be staggered.
Here, the described electromagnetic touch-control electrode of each of described first transparent electrode layer and each described capacitance touching control electrode extend along first direction; The described electromagnetic touch-control electrode of each of described second transparent electrode layer and each described capacitance touching control electrode extend along second direction; Described first direction is vertical mutually with described second direction;
One end of the described electromagnetic touch-control electrode of each of described first transparent electrode layer is connected to each other; One end of the described electromagnetism touch-control of each of described second transparent electrode layer electrode is connected to each other;
The described electromagnetic touch-control electrode of each of described first transparent electrode layer is connected different contact pins respectively with each described capacitance touching control electrode;
The described electromagnetic touch-control electrode of each of described second transparent electrode layer is connected different contact pins with each described capacitance touching control electrode respectively by the via hole on the insulation course.
Touch module provided by the utility model, the electromagnetic touch-control electrode is parallel with the capacitance touching control electrode and be staggered and be incorporated into same one deck, and two kinds of electrodes do not influence duty each other, like this, do not need to increase extra mask (Mask) technology, can realize the integration of two kinds of touch control manners; Can not only realize the slimming of product, and whole technological process can be applied in the structure of colored filter (CF) glass back (On Cell Touch), save production cost greatly, improved added value of product, also adapted to the requirement that LCD panel factory produces transition simultaneously.
The utility model is with former person's handwriting electromagnetic touch-control mode and the perfect adaptation of finger projected capacitive touch mode, and in the entire module structure, with electromagnetic touch-control electrode and capacitance touching control electrode district separately, both can be worked simultaneously and can work independently, thereby improve competitiveness of product.
The utility model is changed the electromagnetic touch-control mode that the electromagnetic type antenna plate can only be covered on the LCM rear side, with prepositionization of electromagnetic touch-control antenna, transparence, needn't improve the electromagnetic induction signal of electromagnetic touch-control pen and can realize smooth touch-control, so, can reduce power consumption greatly.
Description of drawings
Fig. 1 is the structural representation one of the parallel and staggered electromagnetic touch-control electrode of the utility model and capacitance touching control electrode;
Fig. 2 is the structural representation two of the parallel and staggered electromagnetic touch-control electrode of the utility model and capacitance touching control electrode;
Fig. 3 to Fig. 6 is the structural representation of the manufacture process of the utility model touch module;
Fig. 7 is the structural representation of each layer of the utility model touch module.
Description of reference numerals
1, capacitance touching control drive electrode, 2, electromagnetic touch-control directions X electrode, 3, the contact pin of directions X; 4, the contact pin of Y-direction, 5, the metal routing of directions X, 6, the via hole on the insulation course; 7, capacitance touching control induction electrode, 8, electromagnetic touch-control Y-direction electrode, 9, the via hole on the protective seam; 10, glass substrate; 11, first transparent electrode layer, 12, metal level, 13, insulation course; 14, second transparent electrode layer, 15, protective seam
Embodiment
Below in conjunction with specific embodiment and accompanying drawing embodiment of the present utility model is described in detail.
Fig. 3 to Fig. 6 is the structural representation of the manufacture process of the utility model touch module, and Fig. 7 is the structural representation of each layer of the utility model touch module, below in conjunction with accompanying drawing, describes the utility model touch module structure in detail:
A kind of touch module that the utility model provides comprises: glass substrate 10 and be formed at first transparent electrode layer 11, metal level 12, insulation course 13, second transparent electrode layer 14 and protective seam 15 on the glass substrate 10;
Wherein, as shown in Figure 3, be formed with first transparent electrode layer 11 on the described glass substrate 10, described first transparent electrode layer 11 comprises parallel and staggered at least two electromagnetic touch-control directions X electrodes 2 and at least two capacitance touching control drive electrodes 1;
As shown in Figure 4, also be formed with metal level 12 on described first transparent electrode layer 11, described metal level 12 comprises the metal routing 5 of directions X, the contact pin 3 of directions X, the metal routing (not shown among Fig. 4) of Y-direction, the contact pin 4 of Y-direction; Wherein, an end of each electromagnetic touch-control directions X electrode 2, an end of each capacitance touching control drive electrode 1 connect with the contact pin of different directions X respectively, and the contact pin 3 of described directions X is connected with the metal routing 5 of directions X respectively; Simultaneously, form the contact pin 4 of Y-direction at described metal level, and the contact pin of described Y-direction is connected with the metal routing of Y-direction, here, the contact pin 4 of described Y-direction is for being connected with each electrode of second transparent electrode layer;
As shown in Figure 5, be formed with insulation course 13 on described metal level 12 and described first transparent electrode layer 11; And the contact pin place corresponding to described Y-direction on described insulation course 13 is formed with via hole 6;
As shown in Figure 6, be formed with second transparent electrode layer 14 on the described insulation course 13, and described second transparent electrode layer 14 comprises parallel and staggered at least two electromagnetic touch-control Y-direction electrodes 8 and at least two capacitance touching control induction electrodes 7; Wherein, an end of an end of each described electromagnetic touch-control Y-direction electrode, each described capacitance touching control induction electrode is connected with the contact pin 4 of described Y-direction by the via hole 6 on the described insulation course respectively;
Be formed with protective seam 15 on described second transparent electrode layer 14, and on described protective seam 15, be formed with via hole 9 corresponding to via hole 6 places on the insulation course.
Here, the described electromagnetic touch-control directions X of each of described first transparent electrode layer electrode 2 and each described capacitance touching control drive electrode 1 extend along directions X; The described electromagnetic touch-control Y-direction of each of described second transparent electrode layer electrode 8 and each described capacitance touching control induction electrode 7 extend along Y-direction; Described directions X is first direction; Described Y-direction is second direction; And described directions X is vertical mutually with described Y-direction; Described capacitance touching control drive electrode and described capacitance touching control induction electrode are the capacitance touching control electrode;
One end of the described electromagnetic touch-control electrode of each of described first transparent electrode layer is connected to each other; One end of the described electromagnetic touch-control electrode of each of described second transparent electrode layer is connected to each other;
Here, it should be noted that the number of contact pin of described directions X is identical with the number of electrode in first transparent electrode layer; The number of electrode in the number of via hole and described second transparent electrode layer on the number of the contact pin of described Y-direction, the described insulation course, the three is identical.
The capacitance touching control electrode that provides among Fig. 3 to Fig. 7, each electromagnetic touch-control electrode of its two ends, this structure only is a possibility of the present utility model, is not the structure for restriction the utility model module; In actual application, can increase and decrease the number of electromagnetic touch-control electrode and the number of capacitance touching control electrode according to the size of Trackpad, in addition, also can adjust the spacing between each electromagnetic touch-control electrode, spacing and capacitance touching control electrode and the electromagnetic touch-control distance between electrodes etc. between each capacitance touching control electrode according to the size of the required resolution of Trackpad; And, described electromagnetic touch-control electrode can be structure shown in Figure 1, and namely all electromagnetic touch-control electrode one ends connect, and described electromagnetic touch-control electrode can also be " U " type structure, as shown in Figure 2, an end that is about to adjacent described electromagnetic touch-control electrode connects in twos.
Touch module provided by the utility model is parallel with the capacitance touching control electrode and be staggered and be incorporated into same one deck with the electromagnetic touch-control electrode, and in whole touch module structure, electromagnetic touch-control electrode and capacitance touching control electrode district are separated, both can be worked simultaneously and can work independently, make two kinds of electrodes not influence each other duty, like this, do not need to increase extra mask (Mask) technology, can realize the integration of two kinds of touch control manners, the slimming of product can not only be realized, and competitiveness of product can be saved production cost, improve.
Accordingly, the manufacture method of above-mentioned touch module comprises:
Step 1: form first transparent electrode layer 11 at glass substrate 10;
Wherein, described first transparent electrode layer 11 comprises parallel and staggered electromagnetic touch-control directions X electrode 2 and capacitance touching control drive electrode 1, as shown in Figure 3;
Step 2: form metal level 12 at described first transparent electrode layer 11;
Wherein, described metal level 12 comprises: the metal routing of the metal routing 5 of directions X, the contact pin 3 of directions X, Y-direction, the contact pin 4 of Y-direction;
Here, as shown in Figure 4, the concrete steps that form described metal level 12 are:
Contact pin 3 what described metal level 12 formed metal routings 5 and directions X, wherein, one end of each electromagnetic touch-control directions X electrode 2, an end of each capacitance touching control drive electrode 1 connect with the contact pin of different directions X respectively, and the contact pin 3 of described directions X is connected with the metal routing 5 of directions X respectively; Simultaneously, form the contact pin 4 of Y-direction at described metal level, and the contact pin of described Y-direction is connected (not shown among Fig. 4) with the metal routing of Y-direction, here, the contact pin 4 of described Y-direction is for being connected with each electrode of second transparent electrode layer;
Step 3: form insulation course 13 at described metal level 12 and described first transparent electrode layer 11;
Described insulation course 13 is used for described first transparent electrode layer 11 and second transparent electrode layer 14 are isolated, and the contact pin place corresponding to described Y-direction on described insulation course 13 makes via hole 6, as shown in Figure 5;
Step 4: form second transparent electrode layer 14 at described insulation course 13, and described second transparent electrode layer 14 comprises parallel and staggered electromagnetic touch-control Y-direction electrode 8 and capacitance touching control induction electrode 7;
Wherein, an end of each described electromagnetic touch-control Y-direction electrode, an end of each described capacitance touching control induction electrode are connected with the contact pin of described Y-direction by the via hole 6 on the described insulation course respectively, as shown in Figure 6;
Step 5: form protective seam 15 at described second transparent electrode layer 14, and on described protective seam 15, form via hole 9 corresponding to via hole 6 places on the insulation course.
The above-mentioned manufacture method of touch module provided by the utility model, do not need to increase extra mask (Mask) technology, can realize the integration of electromagnetic touch-control electrode and two kinds of touch control manners of capacitance touching control electrode, and whole technological process can be applied in the structure of colored filter (CF) glass back (On Cell Touch), save production cost greatly, improved added value of product, also adapted to the requirement that LCD panel factory produces transition simultaneously.
The above is preferred embodiment of the present utility model only, is not for limiting protection domain of the present utility model.

Claims (5)

1. touch module comprises: glass substrate and be formed at first transparent electrode layer, metal level, insulation course, second transparent electrode layer and protective seam on the glass substrate; It is characterized in that,
Described first transparent electrode layer and described second transparent electrode layer include at least two electromagnetic touch-control electrodes and at least two capacitance touching control electrodes; The described electromagnetic touch-control electrode of each of described first transparent electrode layer is parallel with each described capacitance touching control electrode and be staggered; The described electromagnetic touch-control electrode of each of described second transparent electrode layer is parallel with each described capacitance touching control electrode and be staggered.
2. touch module according to claim 1 is characterized in that, the described electromagnetic touch-control electrode of each of described first transparent electrode layer and each described capacitance touching control electrode extend along first direction; The described electromagnetic touch-control electrode of each of described second transparent electrode layer and each described capacitance touching control electrode extend along second direction; Described first direction is vertical mutually with described second direction.
3. touch module according to claim 1 and 2 is characterized in that, an end of the described electromagnetic touch-control electrode of each of described first transparent electrode layer is connected to each other; One end of the described electromagnetism touch-control of each of described second transparent electrode layer electrode is connected to each other.
4. touch module according to claim 1 and 2 is characterized in that, the described electromagnetic touch-control electrode of each of described first transparent electrode layer is connected different contact pins respectively with each described capacitance touching control electrode.
5. touch module according to claim 1 and 2 is characterized in that, the described electromagnetic touch-control electrode of each of described second transparent electrode layer is connected different contact pins with each described capacitance touching control electrode respectively by the via hole on the insulation course.
CN2013201141883U 2013-03-13 2013-03-13 Touch module Expired - Lifetime CN203217549U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104049814A (en) * 2013-03-13 2014-09-17 北京京东方光电科技有限公司 Touch module and manufacturing method thereof
CN104571773A (en) * 2013-10-18 2015-04-29 刘中华 Two-dimensional sensor compatible with touch and electromagnetic handwriting detection
KR20150118861A (en) * 2014-04-15 2015-10-23 크루셜텍 (주) Touch detecting apparatus
TWI550810B (en) * 2014-03-05 2016-09-21 宸鴻光電科技股份有限公司 Touch module and manufacturing method thereof
EP3126938A4 (en) * 2014-03-31 2017-11-15 LG Innotek Co., Ltd. Touch panel for improving cross structure of sensing pattern

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104049814A (en) * 2013-03-13 2014-09-17 北京京东方光电科技有限公司 Touch module and manufacturing method thereof
WO2014139232A1 (en) * 2013-03-13 2014-09-18 北京京东方光电科技有限公司 Touch control module and manufacturing method therefor
EP2975505A4 (en) * 2013-03-13 2016-09-07 Beijing Boe Optoelectronics Touch control module and manufacturing method therefor
US9830012B2 (en) 2013-03-13 2017-11-28 Beijing Boe Optoelectronics Technology Co., Ltd. Touch module and manufacture method thereof
CN104571773A (en) * 2013-10-18 2015-04-29 刘中华 Two-dimensional sensor compatible with touch and electromagnetic handwriting detection
CN104571773B (en) * 2013-10-18 2019-08-09 深圳汉王友基科技有限公司 A kind of dimension sensor of compatible touch and electromagnetic handwritten detection
TWI550810B (en) * 2014-03-05 2016-09-21 宸鴻光電科技股份有限公司 Touch module and manufacturing method thereof
EP3126938A4 (en) * 2014-03-31 2017-11-15 LG Innotek Co., Ltd. Touch panel for improving cross structure of sensing pattern
US10055077B2 (en) 2014-03-31 2018-08-21 Lg Innotek Co., Ltd. Touch panel for improving cross structure of sensing pattern
KR20150118861A (en) * 2014-04-15 2015-10-23 크루셜텍 (주) Touch detecting apparatus
KR101585919B1 (en) * 2014-04-15 2016-01-15 크루셜텍 주식회사 Touch detecting apparatus

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY

Effective date: 20150702

Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD

Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD.

Effective date: 20150702

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150702

Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No.

Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd.

Patentee after: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd.

Address before: 100176 Beijing city in Western Daxing District economic and Technological Development Zone, Road No. 8

Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130925