JPS5375830A - Reading device for hologram memory - Google Patents

Reading device for hologram memory

Info

Publication number
JPS5375830A
JPS5375830A JP15238176A JP15238176A JPS5375830A JP S5375830 A JPS5375830 A JP S5375830A JP 15238176 A JP15238176 A JP 15238176A JP 15238176 A JP15238176 A JP 15238176A JP S5375830 A JPS5375830 A JP S5375830A
Authority
JP
Japan
Prior art keywords
reading device
hologram memory
hologram
error rate
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.)
Granted
Application number
JP15238176A
Other languages
Japanese (ja)
Other versions
JPS5916357B2 (en
Inventor
Mitsuto Sakaguchi
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15238176A priority Critical patent/JPS5916357B2/en
Publication of JPS5375830A publication Critical patent/JPS5375830A/en
Publication of JPS5916357B2 publication Critical patent/JPS5916357B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Holo Graphy (AREA)

Abstract

PURPOSE:To minimize the error rate of the reproduction bit by selecting the threshold level which minimizes the error rate for every hologram.
JP15238176A 1976-12-17 1976-12-17 Hologram memory readout device Expired JPS5916357B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15238176A JPS5916357B2 (en) 1976-12-17 1976-12-17 Hologram memory readout device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15238176A JPS5916357B2 (en) 1976-12-17 1976-12-17 Hologram memory readout device

Publications (2)

Publication Number Publication Date
JPS5375830A true JPS5375830A (en) 1978-07-05
JPS5916357B2 JPS5916357B2 (en) 1984-04-14

Family

ID=15539274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15238176A Expired JPS5916357B2 (en) 1976-12-17 1976-12-17 Hologram memory readout device

Country Status (1)

Country Link
JP (1) JPS5916357B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617945U (en) * 1984-06-19 1986-01-18 タキロン株式会社 Support for sheet tensioning

Also Published As

Publication number Publication date
JPS5916357B2 (en) 1984-04-14

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