CA947560A - Holographic memory with same reference beam used for writing and reading - Google Patents

Holographic memory with same reference beam used for writing and reading

Info

Publication number
CA947560A
CA947560A CA110,378A CA110378A CA947560A CA 947560 A CA947560 A CA 947560A CA 110378 A CA110378 A CA 110378A CA 947560 A CA947560 A CA 947560A
Authority
CA
Canada
Prior art keywords
writing
reading
same reference
reference beam
beam used
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
CA110,378A
Other languages
English (en)
Inventor
Wilber C. Stewart
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.)
RCA Corp
Original Assignee
RCA 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
Application filed by RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA947560A publication Critical patent/CA947560A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • 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
    • G11C13/043—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 using magnetic-optical storage elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
CA110,378A 1970-04-23 1971-04-14 Holographic memory with same reference beam used for writing and reading Expired CA947560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3128470A 1970-04-23 1970-04-23

Publications (1)

Publication Number Publication Date
CA947560A true CA947560A (en) 1974-05-21

Family

ID=21858591

Family Applications (1)

Application Number Title Priority Date Filing Date
CA110,378A Expired CA947560A (en) 1970-04-23 1971-04-14 Holographic memory with same reference beam used for writing and reading

Country Status (5)

Country Link
CA (1) CA947560A (enExample)
DE (1) DE2120007C3 (enExample)
FR (1) FR2086283B1 (enExample)
GB (1) GB1342501A (enExample)
NL (1) NL7105465A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114122899B (zh) * 2022-01-28 2022-04-05 苏州长光华芯光电技术股份有限公司 一种波长锁定系统

Also Published As

Publication number Publication date
DE2120007A1 (de) 1971-11-11
FR2086283A1 (enExample) 1971-12-31
FR2086283B1 (enExample) 1976-02-06
DE2120007C3 (de) 1974-10-03
GB1342501A (en) 1974-01-03
DE2120007B2 (de) 1974-03-07
NL7105465A (enExample) 1971-10-26

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