IP Library Granted Patent US 9,904,430
Granted Patent B2
US 9,904,430 · App. 15/479,035 · Granted Feb 27, 2018

Antenna-equipped touch panel having an opening between antenna pattern and detection pattern

Inventors: Junichi Shibata (Kyoto, JP); Inyeol Moon (Kyoto, JP); Shuzo Okumura (Kyoto, JP)
Assignee: NISSHA CO., LTD.
G06F3/044H01Q1/242
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Quick Facts
Patent No.
US 9,904,430
App. No.
15/479,035
Granted
Feb 27, 2018
Kind
B2
Abstract

An antenna-equipped touch panel is one that is laminated on a display device in order to be used. The antenna-equipped touch panel includes an antenna pattern including an antenna element and a first wire of an antenna, the first wire being electrically connected to the antenna element; and a detection pattern including electrodes and second wires of the touch panel, the second wires being electrically connected to the electrodes. In plan perspective view, a shortest distance between the antenna pattern and the detection pattern is greater than or equal to 1.0 mm and less than or equal to 20.0 mm.

Claims (52)

1. An antenna-equipped touch panel that is laminated on a display device in order to be used, comprising:

an antenna pattern that includes an antenna element and a first wire of an antenna, the first wire being electrically connected to the antenna element, the antenna pattern being formed from a conductive film;

a detection pattern that includes electrodes and second wires of the touch panel, the second wires being electrically connected to the electrodes, the detection pattern being formed from a conductive film; and

a base member, one surface of surfaces of the base member being a first panel surface, and another surface of the surfaces of the base member opposite to the one surface being a second panel surface,

wherein, in plan perspective view, a shortest distance between the antenna pattern and the detection pattern is greater than or equal to 1.0 mm and less than or equal to 20.0 mm,

wherein a detecting method of the touch panel is a capacitive method,

wherein the electrodes include a plurality of transmission electrodes (Tx) and a plurality of reception electrodes (Rx),

wherein the second wires include transmission wires that are drawn out from the transmission electrodes (Tx) and reception wires that are drawn out from the reception electrodes (Rx),

wherein the transmission electrodes (Tx) and the transmission wires of the detection pattern are disposed on the first panel surface of the base member,

wherein the reception electrodes (Rx) and the reception wires of the detection pattern are disposed on the second panel surface of the base member,

wherein the antenna element and the first wire of the antenna pattern are disposed on a peripheral edge portion of at least one of the first panel surface and the second panel surface of the base member in the plan perspective view,

wherein, in the plan perspective view, the base member has a gap area between a first area of the base member where the antenna pattern is disposed and a second area of the base member where the detection pattern is disposed such that the first area and the second area do not overlap in the plan perspective view, and

wherein, in the plan perspective view, the base member has an opening between the antenna pattern the detection pattern, the opening passing through the base member from the first panel surface to the second panel surface, and the opening being provided in the gap area of the base member.

2. An antenna-equipped touch panel that is laminated on a display device in order to be used, comprising:

an antenna pattern that includes an antenna element and a first wire of an antenna, the first wire being electrically connected to the antenna element, the antenna pattern being formed from a conductive film;

a detection pattern that includes electrodes and second wires of the touch panel, the second wires being electrically connected to the electrodes, the detection pattern being formed from a conductive film;

a first base member, the first base member having opposite sides of a first side and a second side, and one of surfaces of the first base member being a first panel surface; and

a second base member, the second base member having opposite sides of a third side and a fourth side, one of surfaces of the second base member being a second panel surface, and the first and second base members being attached with each other by attaching the second side and the third side,

wherein, in plan perspective view, a shortest distance between the antenna pattern and the detection pattern is greater than or equal to 1.0 mm and less than or equal to 20.0 mm,

wherein a detecting method of the touch panel is a capacitive method,

wherein the electrodes include a plurality of transmission electrodes (Tx) and a plurality of reception electrodes (Rx),

wherein the second wires include transmission wires that are drawn out from the transmission electrodes (Tx) and reception wires that are drawn out from the reception electrodes (Rx),

wherein the transmission electrodes (Tx) and the transmission wires of the detection pattern are disposed on the first panel surface of the first base member,

wherein the reception electrodes (Rx) and the reception wires of the detection pattern are disposed on the second panel surface of the second base member,

wherein the antenna element and the first wire of the antenna pattern are disposed on a peripheral edge portion of at least one of the first panel surface and the second panel surface in the plan perspective view,

wherein, in the plan perspective view, one of the first and second base members having the antenna pattern thereon has a gap area between a first area of the one of the first and second base members where the antenna pattern is disposed and a second area of the one of the first and second base members where the detection pattern is disposed such that the first area and the second area do not overlap in the plan perspective view, and

wherein, in the plan perspective view, the one of the first and second base members having the antenna pattern thereon has an opening between the antenna pattern and the detection pattern, the opening passing through both of the first and second base members from the first side of the first base member to the fourth side of the second base member, and the opening being provided in the gap area of the one of the first and second base members.

3. An antenna-equipped touch panel that is laminated on a display device in order to be used, comprising:

an antenna pattern that includes an antenna element and a first wire of an antenna, the first wire being electrically connected to the antenna element, the antenna pattern being formed from a conductive film;

a detection pattern that includes electrodes and second wires of the touch panel, the second wires being electrically connected to the electrodes, the detection pattern being formed from a conductive film; and

a base member, one surface of surfaces of the base member being a first panel surface, and another surface of the surfaces of the base member opposite to the one surface being a second panel surface,

wherein, in plan perspective view, a shortest distance between the antenna pattern and the detection pattern is greater than or equal to 1.0 mm and less than or equal to 20.0 mm,

wherein a detecting method of the touch panel is a capacitive method,

wherein the electrodes include a plurality of transmission electrodes (Tx) and a plurality of reception electrodes (Rx),

wherein the second wires include transmission wires that are drawn out from the transmission electrodes (Tx) and reception wires that are drawn out from the reception electrodes (Rx),

wherein the transmission electrodes (Tx) and the transmission wires of the detection pattern are disposed on the first panel surface of the base member,

wherein the reception electrodes (Rx) and the reception wires of the detection pattern are disposed on the first panel surface of the base member,

wherein the antenna element and the first wire of the antenna pattern are disposed on a peripheral edge portion of at least one of the first panel surface and the second panel surface of the base member in the plan perspective view,

wherein, in the plan perspective view, the base member has a gap area between a first area of the base member where the antenna pattern is disposed and a second area of the base member where the detection pattern is disposed such that the first area and the second area do not overlap in the plan perspective view, and

wherein, in the plan perspective view, the base member has an opening between the antenna pattern and the detection pattern, the opening passing through the base member from the first side of the base member to the second side of the base member, and the opening being provided in the gap area of the base member.

4. A touch screen comprising:

a display device; and

an antenna-equipped touch panel that is laminated on the display device,

wherein the antenna-equipped touch panel is the antenna-equipped touch panel according to claim 1 .

5. A touch screen comprising:

a display device; and

an antenna-equipped touch panel that is laminated on the display device,

wherein the antenna-equipped touch panel is the antenna-equipped touch panel according to claim 2 .

6. A touch screen comprising:

a display device; and

an antenna-equipped touch panel that is laminated on the display device,

wherein the antenna-equipped touch panel is the antenna-equipped touch panel according to claim 3 .

Assignments (2)
CHANGE OF NAME Recorded Jan 8, 2018
From: NISSHA PRINTING CO., LTD.
To: NISSHA CO., LTD.
Reel/Frame 045020/0267 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2017
From: SHIBATA, JUNICHI; MOON, INYEOL; OKUMURA, SHUZO
To: NISSHA PRINTING CO., LTD.
Reel/Frame 041850/0148 →
Priority Claims (1)
JP 2015-134010 · Jul 3, 2015 · national
Continuity (2)
Continuation PCTJP2016068646 · Jun 23, 2016
Related Publication 20170205919A1 · Jul 20, 2017