IP Library Granted Patent US 7,616,285
Granted Patent B2
US 7,616,285 · App. 10/580,690 · Granted Nov 10, 2009

Electronic circuit wiring and display device

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Quick Facts
Patent No.
US 7,616,285
App. No.
10/580,690
Granted
Nov 10, 2009
Kind
B2
Abstract

Electronic circuit wiring wherein wiring breakdown due to electrostatic discharge is reduced, the yield is improved, and the reliability of a display panel is improved, and a display device provided with the same, having an effective display region 12 formed on a board and electronic circuit wiring 13 arranged so as to surround the effective display region 12 in order to protect the effective display region from static electricity and laid so as to include a crossover region 15 partially crossing other wiring via an insulation film, wherein the electronic circuit wiring 13 includes a start point terminal A 11 , an end point terminal B 11 arranged on the start point terminal All side via the crossover region 15 , and a resistor element R 11 , the resistor element R 11 being connected to the start point terminal A 11 side with respect to the crossover region 15.

Claims (19)

1. Open curve electronic circuit wiring laid so as to surround a main circuit formed and opened at one location on a board in order to protect the main circuit from static electricity and laid so as to include a cross region partially crossing other wiring for connecting to drive the main circuit and to wiring extending toward outside of the board via an insulation film, comprising:

a start point terminal,

an end point terminal arranged on the start point terminal side via the cross region, and

a resistor element,

the resistor element being connected to the start point terminal side with respect to the cross region.

2. Electronic circuit wiring as set forth in claim 1 , wherein the end point terminal is a terminal having a discharge effect with respect to the start point terminal.

3. Electronic circuit wiring as set forth in claim 2 , wherein the end point terminal is connected to a power line having a predetermined potential.

4. Electronic circuit wiring as set forth in claim 3 , wherein the end point terminal is grounded.

5. A display device, comprising:

an effective display region formed on a board, and

an open curve electronic circuit wiring laid so as to surround the effective display region formed and opened at one location on the board in order to protect the effective display region from static electricity and laid so as to include a cross region partially crossing the other wiring for connecting to drive the main circuit and to wiring extending toward outside of the board via an insulation film, wherein

the electronic circuit wiring includes

a start point terminal,

an end point terminal arranged on the start point terminal side via the cross region, and

a resistor element,

the resistor element being connected to the start point terminal side with respect to the cross region.

6. A display device as set forth in claim 5 , wherein the end point terminal is a terminal having a discharge effect with respect to the start point terminal.

7. A display device as set forth in claim 6 , wherein the end point terminal is connected to a power line having a predetermined potential.

8. A display device as set forth in claim 7 , wherein the end point terminal is grounded.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 22, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 072130/0313 →
CHANGE OF NAME Recorded Oct 28, 2015
From: JAPAN DISPLAY WEST INC.
To: JAPAN DISPLAY INC.
Reel/Frame 036985/0524 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 8, 2013
From: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
To: JAPAN DISPLAY WEST INC.
Reel/Frame 031360/0272 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 8, 2013
From: SONY CORPORATION
To: JAPAN DISPLAY WEST INC.
Reel/Frame 031377/0874 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 26, 2006
From: KOIKE, RYUYA; ITOU, TAKAYUKI; TOYODA, TAKASHI
To: SONY CORPORATION; KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
Reel/Frame 017952/0680 →