DE3380539D1 - Magneto-optic memory device - Google Patents

Magneto-optic memory device

Info

Publication number
DE3380539D1
DE3380539D1 DE8383302419T DE3380539T DE3380539D1 DE 3380539 D1 DE3380539 D1 DE 3380539D1 DE 8383302419 T DE8383302419 T DE 8383302419T DE 3380539 T DE3380539 T DE 3380539T DE 3380539 D1 DE3380539 D1 DE 3380539D1
Authority
DE
Germany
Prior art keywords
magneto
memory device
optic memory
optic
memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8383302419T
Other languages
German (de)
Inventor
Kenji Ohta
Akira Takahashi
Junji Hirokane
Hiroyuki Katayama
Hideyoshi Yamaoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP57220999A external-priority patent/JPS59110052A/en
Priority claimed from JP4548783A external-priority patent/JPS59171054A/en
Priority claimed from JP4548883A external-priority patent/JPS59171055A/en
Application filed by Sharp Corp filed Critical Sharp Corp
Priority claimed from EP83302419A external-priority patent/EP0111988B2/en
Application granted granted Critical
Publication of DE3380539D1 publication Critical patent/DE3380539D1/en
Expired legal-status Critical Current

Links

DE8383302419T 1982-12-15 1983-04-28 Magneto-optic memory device Expired DE3380539D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP57220999A JPS59110052A (en) 1982-12-15 1982-12-15 Optical memory element and its manufacture
JP4548783A JPS59171054A (en) 1983-03-17 1983-03-17 Magneto-optical storage element
JP4548883A JPS59171055A (en) 1983-03-17 1983-03-17 Magneto-optical storage element
EP83302419A EP0111988B2 (en) 1982-12-15 1983-04-28 Magneto-optic memory device

Publications (1)

Publication Number Publication Date
DE3380539D1 true DE3380539D1 (en) 1989-10-12

Family

ID=27440534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383302419T Expired DE3380539D1 (en) 1982-12-15 1983-04-28 Magneto-optic memory device

Country Status (1)

Country Link
DE (1) DE3380539D1 (en)

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN