FR2521729B1 - Circuit detecteur pour la detection d'informations sur des disques du type a capacite - Google Patents

Circuit detecteur pour la detection d'informations sur des disques du type a capacite

Info

Publication number
FR2521729B1
FR2521729B1 FR8302329A FR8302329A FR2521729B1 FR 2521729 B1 FR2521729 B1 FR 2521729B1 FR 8302329 A FR8302329 A FR 8302329A FR 8302329 A FR8302329 A FR 8302329A FR 2521729 B1 FR2521729 B1 FR 2521729B1
Authority
FR
France
Prior art keywords
detection
information
detector circuit
capacity type
type discs
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
FR8302329A
Other languages
English (en)
Other versions
FR2521729A1 (fr
Inventor
Kazuo Yamada
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Priority claimed from JP2239382A external-priority patent/JPS58141451A/ja
Priority claimed from JP2239282A external-priority patent/JPS58141450A/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of FR2521729A1 publication Critical patent/FR2521729A1/fr
Application granted granted Critical
Publication of FR2521729B1 publication Critical patent/FR2521729B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
FR8302329A 1982-02-15 1983-02-14 Circuit detecteur pour la detection d'informations sur des disques du type a capacite Expired FR2521729B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2239382A JPS58141451A (ja) 1982-02-15 1982-02-15 静電容量値の変化検出型情報信号再生装置
JP2239282A JPS58141450A (ja) 1982-02-15 1982-02-15 静電容量値の変化検出型情報信号再生装置

Publications (2)

Publication Number Publication Date
FR2521729A1 FR2521729A1 (fr) 1983-08-19
FR2521729B1 true FR2521729B1 (fr) 1986-02-21

Family

ID=26359601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8302329A Expired FR2521729B1 (fr) 1982-02-15 1983-02-14 Circuit detecteur pour la detection d'informations sur des disques du type a capacite

Country Status (4)

Country Link
US (1) US4558442A (fr)
DE (1) DE3305060C2 (fr)
FR (1) FR2521729B1 (fr)
GB (1) GB2116769B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101987283B1 (ko) * 2011-06-24 2019-06-10 삼성전자주식회사 무선 전력을 이용한 통신 시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548211A (en) * 1945-12-04 1951-04-10 Rca Corp Sound reproducing system
GB1461398A (en) * 1973-03-26 1977-01-13 Rca Corp Pick-up arm apparatus for video disc players
GB1574594A (en) * 1975-11-21 1980-09-10 Rca Corp Pickup circuitry for a disc record player
JPS5774849A (en) * 1980-10-24 1982-05-11 Victor Co Of Japan Ltd Playback device of disk-like recording medium

Also Published As

Publication number Publication date
GB2116769A (en) 1983-09-28
DE3305060A1 (de) 1983-09-01
FR2521729A1 (fr) 1983-08-19
US4558442A (en) 1985-12-10
DE3305060C2 (de) 1986-03-27
GB8303864D0 (en) 1983-03-16
GB2116769B (en) 1985-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse