GB1534992A - Muting arrangement for am synchronous detector comprising a pll - Google Patents

Muting arrangement for am synchronous detector comprising a pll

Info

Publication number
GB1534992A
GB1534992A GB13470/77A GB1347077A GB1534992A GB 1534992 A GB1534992 A GB 1534992A GB 13470/77 A GB13470/77 A GB 13470/77A GB 1347077 A GB1347077 A GB 1347077A GB 1534992 A GB1534992 A GB 1534992A
Authority
GB
United Kingdom
Prior art keywords
output
detector
muting
reference potential
comparator
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
GB13470/77A
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.)
Sansui Electric Co Ltd
Original Assignee
Sansui 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 Sansui Electric Co Ltd filed Critical Sansui Electric Co Ltd
Publication of GB1534992A publication Critical patent/GB1534992A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/341—Muting when no signals or only weak signals are present

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Noise Elimination (AREA)
GB13470/77A 1976-03-31 1977-03-30 Muting arrangement for am synchronous detector comprising a pll Expired GB1534992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3552976A JPS52119108A (en) 1976-03-31 1976-03-31 Muutuning device

Publications (1)

Publication Number Publication Date
GB1534992A true GB1534992A (en) 1978-12-06

Family

ID=12444254

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13470/77A Expired GB1534992A (en) 1976-03-31 1977-03-30 Muting arrangement for am synchronous detector comprising a pll

Country Status (3)

Country Link
US (1) US4117406A (enExample)
JP (1) JPS52119108A (enExample)
GB (1) GB1534992A (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041493B2 (ja) * 1977-03-16 1985-09-17 ソニー株式会社 受信機
JPS5728409A (en) * 1980-07-28 1982-02-16 Sony Corp Muting circuit
JPS583647U (ja) * 1981-06-30 1983-01-11 ソニー株式会社 Ａｍ受信機
US4455534A (en) * 1981-10-30 1984-06-19 Motorola, Inc. Multi-state control circuitry
US4748688A (en) * 1986-04-28 1988-05-31 Emhart Industries, Inc. Electromagnetic wave receiver
DE3729656A1 (de) * 1987-09-04 1989-03-23 Thomson Brandt Gmbh Schaltungsanordnung zur unterdrueckung von stoergeraeuschen
DE3818750A1 (de) * 1988-05-30 1989-12-14 H U C Elektronik Gmbh Fm-empfangsteil
DE3818753A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
DE3818751A1 (de) * 1988-05-30 1989-12-07 H U C Elektronik Gmbh Fm-empfangsteil
DE3818748A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
DE3818752A1 (de) * 1988-05-30 1989-12-07 H U C Elektronik Gmbh Fm-empfangsteil
DE3818749A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
JPH0218374U (enExample) * 1988-07-18 1990-02-07

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3100871A (en) * 1961-01-03 1963-08-13 Motorola Inc Single sideband receiver having squelch and phase-locked detection means
US3358234A (en) * 1965-04-02 1967-12-12 Collins Radio Co Ssb system which overcomes problems of squelch, impulse interference and agc as commonly encountered
US3397360A (en) * 1966-02-18 1968-08-13 Nippon Electric Co Reception system using carrier detection for angularly modulated signals
DE1462414A1 (de) * 1966-03-24 1969-01-02 Anker Werke Ag Schaltungsanordnung zur Erzeugung zeitlich verzoegerter Ausgangsimpulse
US3679780A (en) * 1969-12-02 1972-07-25 Gaf Corp N-substituted-p-(2-chloroethyl)-phosphonamidates
US3626294A (en) * 1970-07-13 1971-12-07 Sylvania Electric Prod Carrier-plus-noise to noise-operated am squelch circuit
US3769592A (en) * 1971-07-14 1973-10-30 Motorola Inc Squench circuit with time delay variable in accordance with strength of received signal
JPS5722252B2 (enExample) * 1973-09-28 1982-05-12

Also Published As

Publication number Publication date
JPS5645465B2 (enExample) 1981-10-26
JPS52119108A (en) 1977-10-06
US4117406A (en) 1978-09-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee