Electron emission device with offset control electrode

Details Electron emission device with offset control electrode Electron emission device with offset control electrode

1995-10-25

1998-09-29

O'Shea, Sandra L.

Electric lamp and discharge devices

Discharge devices having a multipointed or serrated edge...

313336, 313351, 313495, H01J 130

Patent

active

058149260

ABSTRACT:
An electron emission device which allows provision of a larger-current, sharper, higher-resolution beam of electrons, has a offset control electrode 10 which is located, on an insulating layer 9, above a gate electrode 7 formed on a plurality of cathodes 4. Each of the centers of the openings of the control electrode 10 is offset from the centers of the openings of the gate electrode 7.

REFERENCES:
patent: 5559389 (1996-09-01), Spindt et al.

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