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Title:
LIGHT-EMITTING DISPLAY PANEL AND INSPECTION METHOD OF THE SAME
Document Type and Number:
Japanese Patent JP2006222015
Kind Code:
A
Abstract:

To provide a light-emitting display panel preventing inflow of electric charge caused by surge like static electricity against a light-emitting element, capable of restraining damage on display pixels, and an inspection method of the same.

On the light-emitting display panel 1 having a plurality of scanning lines B and a plurality of data lines A crossing each other, a plurality of light-emitting elements E connected to the crossing position, and driving means 2, 3, a plurality of dummy light-emitting elements Ed having a diode property are arranged on at least two sides of a peripheral part of a display pixel area 21a. One electrode of the dummy light-emitting diodes Ed is commonly connected with one electrode of the light-emitting elements E arranged at the display pixel area 21a through the scanning lines B1 to Bm or the data lines A1 to An, and the other electrode of the dummy light-emitting diodes Ed is commonly connected to the scanning line B (m+1) and the data line A0 commonly connecting the dummy light-emitting elements Ed.


Inventors:
OIKAWA YUTA
YAMAGUCHI AKIHIKO
Application Number:
JP2005035988A
Publication Date:
August 24, 2006
Filing Date:
February 14, 2005
Export Citation:
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Assignee:
PIONEER TOHOKU CORP
International Classes:
H05B33/12; G09F9/30; G09G3/20; G09G3/30; H01L27/32; H01L51/50; H05B33/10
Attorney, Agent or Firm:
Kinoshita Shigeru