FR2312833A1 - DEVICE FOR RECORDING AND / OR REPRODUCING ELECTRIC SIGNALS - Google Patents

DEVICE FOR RECORDING AND / OR REPRODUCING ELECTRIC SIGNALS

Info

Publication number
FR2312833A1
FR2312833A1 FR7615777A FR7615777A FR2312833A1 FR 2312833 A1 FR2312833 A1 FR 2312833A1 FR 7615777 A FR7615777 A FR 7615777A FR 7615777 A FR7615777 A FR 7615777A FR 2312833 A1 FR2312833 A1 FR 2312833A1
Authority
FR
France
Prior art keywords
recording
electric signals
reproducing electric
reproducing
signals
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.)
Withdrawn
Application number
FR7615777A
Other languages
French (fr)
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.)
ELEKTROTECHNIK EISENACH
Original Assignee
ELEKTROTECHNIK EISENACH
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 ELEKTROTECHNIK EISENACH filed Critical ELEKTROTECHNIK EISENACH
Publication of FR2312833A1 publication Critical patent/FR2312833A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
FR7615777A 1975-05-27 1976-05-25 DEVICE FOR RECORDING AND / OR REPRODUCING ELECTRIC SIGNALS Withdrawn FR2312833A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD18626875A DD125986A1 (en) 1975-05-27 1975-05-27

Publications (1)

Publication Number Publication Date
FR2312833A1 true FR2312833A1 (en) 1976-12-24

Family

ID=5500424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7615777A Withdrawn FR2312833A1 (en) 1975-05-27 1976-05-25 DEVICE FOR RECORDING AND / OR REPRODUCING ELECTRIC SIGNALS

Country Status (5)

Country Link
DD (1) DD125986A1 (en)
DE (1) DE2620319A1 (en)
FR (1) FR2312833A1 (en)
GB (1) GB1550915A (en)
NL (1) NL7605801A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0013903A1 (en) * 1979-01-09 1980-08-06 Matsushita Electric Industrial Co., Ltd. Recording system using disk-shaped recording medium
FR2471107A1 (en) * 1979-11-15 1981-06-12 Sony Corp APPARATUS FOR REPRODUCING A RECORDING DISC OF A CODELE PULSE MODULATION SIGNAL
EP0011494B1 (en) * 1978-11-16 1984-04-04 Discovision Associates Method and apparatus for controllably rotating an information storage disc
WO1997037349A1 (en) * 1996-04-01 1997-10-09 International Business Machines Corporation Power saving method and apparatus for use in multiple frequency zone drives

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32431E (en) * 1978-11-16 1987-06-02 Discovision Associates System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate
GB2046979B (en) * 1979-04-17 1983-05-18 Burroughs Corp Recording and replay apparatus employing rotary media
US4388713A (en) * 1979-12-27 1983-06-14 Victor Company Of Japan, Ltd. Rotation control system in a rotary recording medium reproducing apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113226A (en) * 1935-05-08 1938-04-05 Rca Corp Sound recording and reproducing system
US2505630A (en) * 1944-09-09 1950-04-25 Rca Corp Turntable speed control device
FR2208161A1 (en) * 1972-11-29 1974-06-21 Ibm

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113226A (en) * 1935-05-08 1938-04-05 Rca Corp Sound recording and reproducing system
US2505630A (en) * 1944-09-09 1950-04-25 Rca Corp Turntable speed control device
FR2208161A1 (en) * 1972-11-29 1974-06-21 Ibm

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0011494B1 (en) * 1978-11-16 1984-04-04 Discovision Associates Method and apparatus for controllably rotating an information storage disc
EP0013903A1 (en) * 1979-01-09 1980-08-06 Matsushita Electric Industrial Co., Ltd. Recording system using disk-shaped recording medium
FR2471107A1 (en) * 1979-11-15 1981-06-12 Sony Corp APPARATUS FOR REPRODUCING A RECORDING DISC OF A CODELE PULSE MODULATION SIGNAL
WO1997037349A1 (en) * 1996-04-01 1997-10-09 International Business Machines Corporation Power saving method and apparatus for use in multiple frequency zone drives
US5787292A (en) * 1996-04-01 1998-07-28 International Business Machines Corporation Power saving method and apparatus for use in multiple frequency zone drives

Also Published As

Publication number Publication date
GB1550915A (en) 1979-08-22
NL7605801A (en) 1976-11-30
DD125986A1 (en) 1977-06-08
DE2620319A1 (en) 1976-12-09

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Legal Events

Date Code Title Description
ST Notification of lapse