US 6,982,568 B2
Image display device having inspection terminal
Isao Nojiri, Hyogo (Japan); and Hiroyuki Murai, Hyogo (Japan)
Assigned to Mitsubishi Denki Kabushiki Kaisha, Tokyo (Japan)
Filed on Aug. 21, 2003, as Appl. No. 10/644,794.
Claims priority of application No. 2003-061778 (JP), filed on Mar. 07, 2003.
Prior Publication US 2004/0174183 A1, Sep. 09, 2004
Int. Cl. G01R 31/00 (2006.01); G02F 1/345 (2006.01)
U.S. Cl. 324—770 9 Claims
OG exemplary drawing
 
1. An image display device formed on an insulation substrate, comprising:
an image display panel including a plurality of pixel display circuits arranged in a plurality of rows and a plurality of columns, a plurality of scan lines provided in correspondence with said plurality of rows, respectively, and a plurality of data lines provided in correspondence with said plurality of columns, respectively;
a plurality of transistors having first electrodes connected to said plurality of data lines, respectively, and made nonconductive when said image display panel is in normal operation;
a first inspection terminal connected to second electrodes of the odd-numbered transistors among said plurality of transistors;
a second inspection terminal connected to second electrodes of the even-numbered transistors among said plurality of transistors; and
a first control terminal connected to gates of said plurality of transistors, and receiving a control signal for controlling said plurality of transistors at inspection of said image display panel.