JPS5274238A - Hologram memory - Google Patents

Hologram memory

Info

Publication number
JPS5274238A
JPS5274238A JP15144875A JP15144875A JPS5274238A JP S5274238 A JPS5274238 A JP S5274238A JP 15144875 A JP15144875 A JP 15144875A JP 15144875 A JP15144875 A JP 15144875A JP S5274238 A JPS5274238 A JP S5274238A
Authority
JP
Japan
Prior art keywords
hologram
hologram memory
information
control
deflection
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.)
Granted
Application number
JP15144875A
Other languages
Japanese (ja)
Other versions
JPS5816275B2 (en
Inventor
Katsuyuki Fujito
Isao Sato
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50151448A priority Critical patent/JPS5816275B2/en
Publication of JPS5274238A publication Critical patent/JPS5274238A/en
Publication of JPS5816275B2 publication Critical patent/JPS5816275B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Holo Graphy (AREA)

Abstract

PURPOSE:To enable the access with accurate light beam, by recording multiply the hologram for the deflection position control to the portion where the quantity of information of hologram recorded for the information is less and by controlling the deflection control section with reproduced image of the control hologram.
JP50151448A 1975-12-17 1975-12-17 hologram memory Expired JPS5816275B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50151448A JPS5816275B2 (en) 1975-12-17 1975-12-17 hologram memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50151448A JPS5816275B2 (en) 1975-12-17 1975-12-17 hologram memory

Publications (2)

Publication Number Publication Date
JPS5274238A true JPS5274238A (en) 1977-06-22
JPS5816275B2 JPS5816275B2 (en) 1983-03-30

Family

ID=15518809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50151448A Expired JPS5816275B2 (en) 1975-12-17 1975-12-17 hologram memory

Country Status (1)

Country Link
JP (1) JPS5816275B2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4992958A (en) * 1973-01-10 1974-09-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4992958A (en) * 1973-01-10 1974-09-04

Also Published As

Publication number Publication date
JPS5816275B2 (en) 1983-03-30

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