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Patent Searching and Data


Title:
COLD CATHODE TYPE FLAT PANEL DISPLAY
Document Type and Number:
WIPO Patent Application WO/2004/036615
Kind Code:
A1
Abstract:
An upper wiring electrode (16) serving as a power feed line to an upper electrode (13) of a thin−film type electron source array is underlaid with a second layer insulation layer (15) to prevent a short circuit. The electron emission part is limited by the second layer insulation layer (15) to cover defects unevenly distributed over the boundary between an electron acceleration layer (12) and a first layer insulation layer (14), so that insulation breakdown with time is prevented.

Inventors:
SAGAWA MASAKAZU (JP)
KUSUNOKI TOSHIAKI (JP)
SUZUKI MUTSUMI (JP)
Application Number:
PCT/JP2002/010835
Publication Date:
April 29, 2004
Filing Date:
October 18, 2002
Export Citation:
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Assignee:
HITACHI LTD (JP)
SAGAWA MASAKAZU (JP)
KUSUNOKI TOSHIAKI (JP)
SUZUKI MUTSUMI (JP)
International Classes:
H01J1/312; H01J29/04; H01J29/48; H01J31/12; (IPC1-7): H01J31/12; H01J29/04
Foreign References:
JP2001084891A2001-03-30
JPS433041B11968-02-03
JPH0765710A1995-03-10
JP2002203499A2002-07-19
JP2002367503A2002-12-20
JP2002352696A2002-12-06
JP2001101965A2001-04-13
Other References:
See also references of EP 1553616A4
Attorney, Agent or Firm:
Onodera, Yoji (Bldg. 9-8, Hacchobori 3-chom, Chuo-ku Tokyo, JP)
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