# US 2015/0145809 A1 · Touch sensor module and manufacturing method thereof

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- Number: US 2015/0145809 A1
- Document ID: US20150145809A1
- Status: Published application
- Kind: A1
- Application number: 14/290,729
- Filed: 2014-05-29
- Published: 2015-05-28
- Earliest claimed: 2013-11-22
- Assignees: Samsung Electro-Mechanics Co., Ltd.
- Applicants: Samsung Electro-Mechanics Co., Ltd.
- Inventors: Gwan Ha Jeong; Kyoung Soo Chae; Hyung Ho Kim; Ji Soo Lee
- Web page: https://patentgrep.com/patent/US20150145809A1

## CPC

- G06F 3/0445: {using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer}
- G06F 3/04164: {Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads}
- G06F 3/0443: {using a single layer of sensing electrodes}
- G06F 3/0446: {using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes}
- G06F 2203/04103: Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

Disclosed herein is a touch sensor module, including: a base substrate having electrode patterns formed thereon and including an electrode pad transferring an electrical signal of the electrode pattern to the outside; a flexible cable including an adhesive layer formed to transfer the electrical signal by contacting one surface of the electrode pad; and a coating layer coating the electrode patterns, wherein an adhesive solution and a coating solution each flowing out by pressuring the adhesive layer and the coating layer, respectively are formed so as to be overlapped with each other.

## Claims

### Claim 1

A touch sensor module, comprising:
a base substrate having electrode patterns formed thereon and including an electrode pad transferring an electrical signal of the electrode pattern to the outside;
a flexible cable including an adhesive layer formed to transfer the electrical signal by contacting one surface of the electrode pad; and
a coating layer coating the electrode patterns,
wherein an adhesive solution and a coating solution each flowing out by pressuring the adhesive layer and the coating layer, respectively are formed so as to be overlapped with each other.

### Claim 2 (depends on 1)

The touch sensor module as set forth in claim 1, wherein the adhesive solution is formed so as to cover the coating solution.

### Claim 3 (depends on 1)

The touch sensor module as set forth in claim 1, wherein the coating solution is formed so as to cover the adhesive solution.

### Claim 4 (depends on 1)

The touch sensor module as set forth in claim 1, wherein each of the coating solution and the adhesive solution flows out by 150 μm or less.

### Claim 5 (depends on 1)

The touch sensor module as set forth in claim 1, wherein the coating solution and the adhesive solution have an overlapped distance in a range of 100 μm or less.

### Claim 6 (depends on 1)

The touch sensor module as set forth in claim 1, wherein the coating layer is made of an optical clear adhesive (OCA).

### Claim 7 (depends on 5)

The touch sensor module as set forth in claim 5, wherein the adhesive layer is made of an anisotropic conductive film (ACF) or an anisotropic conductive adhesive (ACA).

### Claim 8 (depends on 1)

The touch sensor module as set forth in claim 1, wherein the coating layer and the electrode pattern have a passivation layer formed therebetween.

### Claim 9

A manufacturing method of a touch sensor module, the method comprising:
a) preparing a base substrate;
b) coating a coating layer on electrode patterns formed on the base substrate;
c) flowing out a coating solution in an electrode pad direction by pressing the coating layer;
d) coupling an adhesive layer to an electrode pad formed on the base substrate; and
e) flowing out an adhesive solution in a coating solution direction by pressing the adhesive layer.

### Claim 10 (depends on 9)

The method as set forth in claim 9, further comprising, after step a), comprising a1) forming a passivation layer on the electrode patterns.

### Claim 11 (depends on 9)

The method as set forth in claim 9, wherein step e) includes e1) forming the adhesive solution so as to cover the coating solution.

### Claim 12 (depends on 9)

The method as set forth in claim 9, wherein in step e), the coating solution and the adhesive solution have an overlapped distance in a range of 100 μm or less.

### Claim 13 (depends on 9)

The method as set forth in claim 9, wherein in step b), the coating layer is made of an optical clear adhesive (OCA) material.

### Claim 14 (depends on 9)

The method as set forth in claim 9, wherein in step d), the adhesive layer is made of an anisotropic conductive film (ACF) or an anisotropic conductive adhesive (ACA).