CA998267A - Hologram memory readout system - Google Patents

Hologram memory readout system

Info

Publication number
CA998267A
CA998267A CA182,973A CA182973A CA998267A CA 998267 A CA998267 A CA 998267A CA 182973 A CA182973 A CA 182973A CA 998267 A CA998267 A CA 998267A
Authority
CA
Canada
Prior art keywords
readout system
hologram memory
memory readout
hologram
readout
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
CA182,973A
Other languages
English (en)
Other versions
CA182973S (fr
Inventor
Pui K. Lee
Wolfgang H. Strehlow
James R. Packard
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA998267A publication Critical patent/CA998267A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
CA182,973A 1972-11-03 1973-10-10 Hologram memory readout system Expired CA998267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00303326A US3836224A (en) 1972-11-03 1972-11-03 Holdgram memory readout system

Publications (1)

Publication Number Publication Date
CA998267A true CA998267A (en) 1976-10-12

Family

ID=23171549

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,973A Expired CA998267A (en) 1972-11-03 1973-10-10 Hologram memory readout system

Country Status (7)

Country Link
US (1) US3836224A (de)
JP (1) JPS5240990B2 (de)
CA (1) CA998267A (de)
DE (1) DE2355479B2 (de)
FR (1) FR2205709B1 (de)
GB (1) GB1446934A (de)
IT (1) IT996369B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4082415A (en) * 1974-03-27 1978-04-04 Trw Inc. Holographic lens array and method for making the same
US4695332A (en) * 1982-12-27 1987-09-22 American Telephone And Telegraph Company, At&T Bell Laboratories Method of making a semiconductor laser CRT
US4539687A (en) * 1982-12-27 1985-09-03 At&T Bell Laboratories Semiconductor laser CRT
US6157473A (en) * 1998-12-31 2000-12-05 Daewoo Electronics Co., Ltd. Holographic storage system incorporated therein a parabolic mirror

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602838A (en) * 1968-07-18 1971-08-31 Ibm Externally excited luminescent devices
US3608994A (en) * 1969-04-28 1971-09-28 Ibm Holographic information storage-and-retrieval system
US3627402A (en) * 1969-10-03 1971-12-14 Ibm High-capacity holographic memory
DD97084A1 (de) * 1971-12-31 1973-04-12

Also Published As

Publication number Publication date
JPS5240990B2 (de) 1977-10-15
FR2205709B1 (de) 1977-03-11
JPS4979259A (de) 1974-07-31
DE2355479A1 (de) 1974-05-30
GB1446934A (en) 1976-08-18
IT996369B (it) 1975-12-10
DE2355479C3 (de) 1979-11-29
DE2355479B2 (de) 1979-03-29
US3836224A (en) 1974-09-17
FR2205709A1 (de) 1974-05-31

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