(19)
(11)
EP 0 504 370 A1
(12)
(43)
Date of publication:
23.09.1992
Bulletin 1992/39
(21)
Application number:
91918341.0
(22)
Date of filing:
06.09.1991
(51)
International Patent Classification (IPC):
H01J
1/
304
( . )
H03F
3/
60
( . )
H01J
9/
02
( . )
(86)
International application number:
PCT/US1991/006387
(87)
International publication number:
WO 1992/004732
(
19.03.1992
Gazette 1992/07)
(84)
Designated Contracting States:
AT CH DE DK ES FR GB IT LI NL SE
(30)
Priority:
07.09.1990
US 19900580420
(71)
Applicant:
MOTOROLA, INC.
Schaumburg, IL 60196 (US)
(72)
Inventor:
KANE, Robert, C.
Woodstock, IL 60098 (US)
(74)
Representative:
Dunlop, Hugh Christopher
Motorola European Intellectual Property Midpoint Alencon Link
Basingstoke, Hampshire RG21 1PL
Basingstoke, Hampshire RG21 1PL (GB)
(54)
A FIELD EMISSION DEVICE EMPLOYING A LAYER OF SINGLE-CRYSTAL SILICON