Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent
1998-03-27
2000-11-14
Patel, Ashok
Electric lamp and discharge devices
Electrode and shield structures
Point source cathodes
313309, 313351, 313495, H01J 130
Patent
active
061474452
ABSTRACT:
The present invention relates to a flat display screen cathode of the type including, on a substrate, columns of cathode conductors which can be biased individually and associated with a resistive layer on which are deposited electron emission microtips, and including means for canceling a possible lateral electric field between two neighboring columns brought to different potentials.
REFERENCES:
patent: 5557159 (1996-09-01), Taylor et al.
Jager Axel
Torrent Christian
Patel Ashok
Pixtech S.A.
Plevy Arthur L.
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