IP Library Patent Application 12314894
Patent Application
App. No. 12/314,894

Display device

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Quick Facts
Patent No.
US None
App. No.
12/314,894
Abstract

A display device having a display element is configured such that the extending directions of electrodes are made different from each other among upper, lower, left and right pixels.

Claims (16)

1 . A display device including;

a high-voltage side inverter printed circuit board and a low-voltage side inverter printed circuit board which are fixed to a metal frame,

an inverter transformer is arranged at the high-voltage side,

a high-voltage side inverter printed circuit board and a low-voltage side inverter printed circuit board are arranged at the end portions of the metal frame facing to each other, and

a connecting member which connecting between the high-voltage side inverter printed circuit board and the low-voltage side inverter printed circuit board.

2 . A display device according to claim 1 , wherein the size of the high voltage side inverter printed circuit board is larger than the size of the low-voltage side inverter printed circuit board.

3 . A display device according to claim 1 , wherein the number of the low-voltage side inverter printed circuit boards are larger than the number of the high-voltage side inverter printed circuit boards.

4 . A display device including;

a high-voltage side inverter printed circuit board and a low-voltage side inverter printed circuit board which are fixed to a metal frame,

an inverter transformer is arranged at the high-voltage side,

a fixing portion of the high-voltage side inverter printed circuit board and the low-voltage side inverter printed circuit board are formed on the metal frame,

the fixing portions are arranged in a fixable state even when the high-voltage side inverter printed circuit board and the low-voltage side inverter printed circuit board are replaced.

5 . A display device according to claim 4 , wherein the fixing portions are arranged on the both sides of the high-voltage side inverter printed circuit board,

the fixing portions are arranged on one side of the low-voltage side inverter printed circuit board.

6 . A display device according to claim 5 , wherein the width of the low-voltage side inverter printed circuit board is equal to or less than ½ of the width of the high-voltage side inverter printed circuit board.

7 . A display device according to claim 6 , wherein the width of the low-voltage side inverter printed circuit board is equal to or less than ⅓ of the width of the high-voltage side inverter printed circuit board.

Assignments (3)
MERGER Recorded Dec 13, 2011
From: IPS ALPHA SUPPORT CO., LTD.
To: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Reel/Frame 027482/0140 →
ATTACHED ARE (1) THE COMPANY SPLIT DOCUMENTS IN JAPANESE WITH ENGLISH TRANSLATION THEREOF AND (2) THE CERTIFICATE OF COMPANY SPLIT DOCUMENT IN JAPANESE WITH ENGLISH TRANSLATION, WHICH TOGETHER CONVEY 50% OWNERSHIP OF THE REGISTERED PATENTS AS LISTED IN THE ATTACHED TO EACH OF THE RECEIVING PARTIES (SEE PAGE 10, EXHIBIT 2-1, SECTION 1 OF THE ENGLISH TRANSLATION OF THE COMPANY SPLIT PLAN.) Recorded Dec 13, 2011
From: HITACHI, DISPLAYS, LTD.
To: HITACHI DISPLAYS, LTD.; IPS ALPHA SUPPORT CO., LTD.
Reel/Frame 027615/0589 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 18, 2008
From: OKE, RYUTARO; OJIMA, KAZUNORI; TSUBOKURA, MASAKI; BABA, MASASHI; YAMAGISHI, YASUHIKO; TANAKA, MASAHIRO; TAKENAKA, YUUICHI; YASUKAWA, SHINJI; ONO, KIKUO
To: HITACHI DISPLAYS, LTD.
Reel/Frame 022057/0624 →