Uniformization of the electron emission of a flat screen microti

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes

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Details

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.

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