(19)
(11) EP 0 072 846 A1

(12)

(43) Date of publication:
02.03.1983 Bulletin 1983/09

(21) Application number: 82900864.0

(22) Date of filing: 01.02.1982
(51) International Patent Classification (IPC): 
G11C 11/ 56( . )
(86) International application number:
PCT/US1982/000136
(87) International publication number:
WO 1982/002977 (02.09.1982 Gazette 1982/21)
(84) Designated Contracting States:
DE FR GB NL

(30) Priority: 25.02.1981 US 19810238183

(71) Applicant: MOTOROLA, INC.
Schaumburg, IL 60196 (US)

(72) Inventor:
  • ADLHOCH, Richard H.
    Tempe, AZ 85282 (US)

   


(54) MEMORY CELL HAVING MORE THAN TWO VOLTAGE LEVELS