GB1409715A - Method ofand apparatus for recording and decoding frequency modulated signals - Google Patents

Method ofand apparatus for recording and decoding frequency modulated signals

Info

Publication number
GB1409715A
GB1409715A GB4503571A GB4503571A GB1409715A GB 1409715 A GB1409715 A GB 1409715A GB 4503571 A GB4503571 A GB 4503571A GB 4503571 A GB4503571 A GB 4503571A GB 1409715 A GB1409715 A GB 1409715A
Authority
GB
United Kingdom
Prior art keywords
signals
frequency modulated
modulated signals
recording
discriminator
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
GB4503571A
Other languages
English (en)
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries 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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to GB4503571A priority Critical patent/GB1409715A/en
Priority to FR7233874A priority patent/FR2154570B1/fr
Priority to DE19722247221 priority patent/DE2247221A1/de
Publication of GB1409715A publication Critical patent/GB1409715A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • G11B20/06—Angle-modulation recording or reproducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
GB4503571A 1971-09-28 1971-09-28 Method ofand apparatus for recording and decoding frequency modulated signals Expired GB1409715A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB4503571A GB1409715A (en) 1971-09-28 1971-09-28 Method ofand apparatus for recording and decoding frequency modulated signals
FR7233874A FR2154570B1 (cg-RX-API-DMAC7.html) 1971-09-28 1972-09-25
DE19722247221 DE2247221A1 (de) 1971-09-28 1972-09-27 Verfahren und vorrichtung zur aufnahme und dekodierung frequenzmodulierter signale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4503571A GB1409715A (en) 1971-09-28 1971-09-28 Method ofand apparatus for recording and decoding frequency modulated signals

Publications (1)

Publication Number Publication Date
GB1409715A true GB1409715A (en) 1975-10-15

Family

ID=10435625

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4503571A Expired GB1409715A (en) 1971-09-28 1971-09-28 Method ofand apparatus for recording and decoding frequency modulated signals

Country Status (3)

Country Link
DE (1) DE2247221A1 (cg-RX-API-DMAC7.html)
FR (1) FR2154570B1 (cg-RX-API-DMAC7.html)
GB (1) GB1409715A (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359691A (en) 1979-10-26 1982-11-16 Emi Limited Demodulator for frequency modulated signal accompanied by reference signal
WO1984001656A1 (en) * 1982-10-07 1984-04-26 Commw Of Australia Reducing vibration induced recording noise

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1529777A (fr) * 1967-05-08 1968-06-21 Sfim Procédé et dispositif de compensation du pleurage d'un enregistrement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359691A (en) 1979-10-26 1982-11-16 Emi Limited Demodulator for frequency modulated signal accompanied by reference signal
WO1984001656A1 (en) * 1982-10-07 1984-04-26 Commw Of Australia Reducing vibration induced recording noise

Also Published As

Publication number Publication date
FR2154570A1 (cg-RX-API-DMAC7.html) 1973-05-11
FR2154570B1 (cg-RX-API-DMAC7.html) 1978-07-07
DE2247221A1 (de) 1973-04-05

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee