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Patent Searching and Data


Title:
ELECTRONIC DEVICE MODULE
Document Type and Number:
Japanese Patent JP2007121446
Kind Code:
A
Abstract:

To provide an electronic device module having reinforced countermeasures against electrostatic discharge (ESD) compared to conventional modules.

A transparent conductive film 14 having a sawtooth pattern is disposed on a polarizing plate 6 of a STN (super-twisted nematic) liquid crystal display panel 1. The transparent conducive film 14 is formed in a region separated by a prescribed distance from a driver mount region 24 where a driver 23 is mounted. The film thickness T and width W of the transparent conductive film 14 establish relations of (square root of 2)×T<(1/4)×λ and (square root of 2)×W<(1/4)×λ with respect to wavelength λ. Thus, charges by ESD occurring in a display region 22 can be prevented from infiltrating the STN liquid crystal display panel 1.


Inventors:
KAWAMATA NORIHIRO
Application Number:
JP2005310236A
Publication Date:
May 17, 2007
Filing Date:
October 25, 2005
Export Citation:
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Assignee:
OPTREX KK
International Classes:
G02F1/1345; G02F1/133; G02F1/1333; G02F1/1335; G09F9/00
Attorney, Agent or Firm:
Atsuko Oaku