Title:
OXIDE CATHODE
Document Type and Number:
WIPO Patent Application WO2004059681
Kind Code:
A3
Abstract:
The invention provides an oxide cathode (10) having an indirectly heated electron emitting layer (5) disposed on a cathode base layer (3) and an interface layer (4) between the electron emitting layer (5) and the base layer (3) wherein the interface layer (4) comprises a plurality of different chemical elements. The invention further provides a method of manufacturing an oxide cathode (10) having an indirectly heated electron emitting layer (5) disposed on a cathode base layer (3) and an interface layer (4) between the electron emitting layer (5) and the base layer (3), the method comprising forming an interface layer comprising a plurality of chemical elements over the base layer (3), and forming an electron-emitting layer (5) over the interface layer (4).
Inventors:
BARRATT DAVID STEVEN (GB)
STOCKWELL MATTHEW (GB)
STOCKWELL MATTHEW (GB)
Application Number:
PCT/GB2003/005610
Publication Date:
October 28, 2004
Filing Date:
December 22, 2003
Export Citation:
Assignee:
L G PHILIPS DISPLAYS NETHERLAN (NL)
KONINKL PHILIPS ELECTRONICS NV (NL)
BARRATT DAVID STEVEN (GB)
STOCKWELL MATTHEW (GB)
KONINKL PHILIPS ELECTRONICS NV (NL)
BARRATT DAVID STEVEN (GB)
STOCKWELL MATTHEW (GB)
International Classes:
H01J1/00; H01J1/26; (IPC1-7): H01J1/26
Foreign References:
| US20020163308A1 | 2002-11-07 | |||
| US6140753A | 2000-10-31 | |||
| US6495949B1 | 2002-12-17 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 21 3 August 2001 (2001-08-03)
Download PDF: