JPS5348704A - Optical signal regenerator - Google Patents

Optical signal regenerator

Info

Publication number
JPS5348704A
JPS5348704A JP12412076A JP12412076A JPS5348704A JP S5348704 A JPS5348704 A JP S5348704A JP 12412076 A JP12412076 A JP 12412076A JP 12412076 A JP12412076 A JP 12412076A JP S5348704 A JPS5348704 A JP S5348704A
Authority
JP
Japan
Prior art keywords
optical signal
signal regenerator
hologram
regenerator
focusing
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
JP12412076A
Other languages
Japanese (ja)
Other versions
JPS6047653B2 (en
Inventor
Chiaki Kojima
Takashi Otobe
Yutaka Oki
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP51124120A priority Critical patent/JPS6047653B2/ja
Priority claimed from CA287,313A external-priority patent/CA1091966A/en
Publication of JPS5348704A publication Critical patent/JPS5348704A/en
Publication of JPS6047653B2 publication Critical patent/JPS6047653B2/ja
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To simplify the construction of optical signal regenerator, by focusing the laser light on the first hologram so as to irradiate recording surface, and by receiving the reflected light through the second hologram.
COPYRIGHT: (C)1978,JPO&Japio
JP51124120A 1976-10-15 1976-10-15 Expired JPS6047653B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51124120A JPS6047653B2 (en) 1976-10-15 1976-10-15

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP51124120A JPS6047653B2 (en) 1976-10-15 1976-10-15
CA287,313A CA1091966A (en) 1976-10-15 1977-09-22 Apparatus for reading signals recorded on a record carrier
US05/841,210 US4253723A (en) 1976-10-15 1977-10-11 Apparatus for optically reading information from a record carrier
AU29578/77A AU511495B2 (en) 1976-10-15 1977-10-11 Optically reading recorded signals employing hologram element
NL7711218A NL192229C (en) 1976-10-15 1977-10-12 Device for reading out signals recorded on a record carrier.
GB4249477A GB1577877A (en) 1976-10-15 1977-10-12 Apparatus for optically reading signals recorded on a record carrier
DE19772746334 DE2746334C2 (en) 1976-10-15 1977-10-14 Device for reading optically detectable characters contained on a reflective recording medium
AT735277A AT370273B (en) 1976-10-15 1977-10-14 DEVICE FOR READING THE SIGNALS RECORDED ON A RECORDING CARRIER
FR7731231A FR2368190B1 (en) 1976-10-15 1977-10-17

Publications (2)

Publication Number Publication Date
JPS5348704A true JPS5348704A (en) 1978-05-02
JPS6047653B2 JPS6047653B2 (en) 1985-10-23

Family

ID=14877409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51124120A Expired JPS6047653B2 (en) 1976-10-15 1976-10-15

Country Status (1)

Country Link
JP (1) JPS6047653B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879207A (en) * 1981-11-06 1983-05-13 Pioneer Electronic Corp Optical pickup device
JPS5894142A (en) * 1981-11-30 1983-06-04 Toshiba Corp Optical head
JPS60185904A (en) * 1984-03-05 1985-09-21 Matsushita Electric Ind Co Ltd Single element plate lens
JPH0484105A (en) * 1990-07-27 1992-03-17 Matsushita Electric Ind Co Ltd Optical lens

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879207A (en) * 1981-11-06 1983-05-13 Pioneer Electronic Corp Optical pickup device
JPS5894142A (en) * 1981-11-30 1983-06-04 Toshiba Corp Optical head
JPS60185904A (en) * 1984-03-05 1985-09-21 Matsushita Electric Ind Co Ltd Single element plate lens
JPH0484105A (en) * 1990-07-27 1992-03-17 Matsushita Electric Ind Co Ltd Optical lens

Also Published As

Publication number Publication date
JPS6047653B2 (en) 1985-10-23

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