CH610161A5 - - Google Patents

Info

Publication number
CH610161A5
CH610161A5 CH1231676A CH1231676A CH610161A5 CH 610161 A5 CH610161 A5 CH 610161A5 CH 1231676 A CH1231676 A CH 1231676A CH 1231676 A CH1231676 A CH 1231676A CH 610161 A5 CH610161 A5 CH 610161A5
Authority
CH
Switzerland
Application number
CH1231676A
Inventor
Johannes Van Der Poel
Johannes Noordanus
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH610161A5 publication Critical patent/CH610161A5/xx

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 or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/344—Muting responsive to the amount of noise (noise squelch)
    • 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 or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
CH1231676A 1975-10-02 1976-09-29 CH610161A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7511580.A NL163917C (nl) 1975-10-02 1975-10-02 Radio-ontvanginrichting.

Publications (1)

Publication Number Publication Date
CH610161A5 true CH610161A5 (xx) 1979-03-30

Family

ID=19824568

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1231676A CH610161A5 (xx) 1975-10-02 1976-09-29

Country Status (10)

Country Link
US (1) US4085370A (xx)
JP (1) JPS5910620B2 (xx)
BE (1) BE846813A (xx)
CA (1) CA1066363A (xx)
CH (1) CH610161A5 (xx)
DE (1) DE2643570C3 (xx)
FR (1) FR2326817A1 (xx)
GB (1) GB1565673A (xx)
NL (1) NL163917C (xx)
SE (2) SE7610763L (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3233594A1 (de) * 1982-09-10 1984-03-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Squelchverfahren und -anordnung fuer gleichwellenfunknetze
US4561114A (en) * 1983-02-08 1985-12-24 Nippon Telegraph & Telephone Public Corporation Cochannel interference measurement system
DE3500217C2 (de) * 1985-01-05 1995-04-13 Blaupunkt Werke Gmbh Verfahren und Schaltungsanordnung zum Unterdrücken von Zwischenstationsgeräuschen
US4969207A (en) * 1987-03-20 1990-11-06 Nippon Telegraph And Telephone Corporation Radio receiver with reception deterioration compensation
US5029238A (en) * 1988-02-09 1991-07-02 Telex Communications, Inc. Noise suppression circuit
US4998289A (en) * 1988-06-02 1991-03-05 Motorola, Inc. Signal integrity control technique for an RF communication system
US5450622A (en) * 1991-07-23 1995-09-12 Ericsson Inc. Method and apparatus for providing a very fast acting noise squelch control system for an RF radio receiver
KR100239705B1 (ko) * 1996-11-04 2000-01-15 김영환 펄스폭 검출기능을 갖는 스켈치 회로
KR101624904B1 (ko) * 2009-11-09 2016-05-27 삼성전자주식회사 휴대용 단말기에서 디엔엘에이를 이용하여 멀티 사운드 채널 컨텐츠를 재생하기 위한 장치 및 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090918A (en) * 1958-10-09 1963-05-21 Mcintosh Lab Inc Fm-am receiver
US3188571A (en) * 1962-11-28 1965-06-08 Collins Radio Co Detected noise actuated, agc noisequieting action dependent, and total noise level adaptive rf receiver squelch system
US3568068A (en) * 1967-10-13 1971-03-02 Motorola Inc Squelch circuit for frequency modulation receiver
DE2126710A1 (de) * 1971-05-28 1972-12-07 Licentia Gmbh Hochfrequenz-Empfänger
US3769592A (en) * 1971-07-14 1973-10-30 Motorola Inc Squench circuit with time delay variable in accordance with strength of received signal
IT1000292B (it) * 1973-12-11 1976-03-30 Autovox Spa Circuito antidisturbi in particola re per un ricevitore a modulazione di frequenza
CH580284A5 (xx) * 1974-01-17 1976-09-30 Siemens Ag
US3934206A (en) * 1974-09-26 1976-01-20 Rockwell International Corporation Receiver with adjustable squelch

Also Published As

Publication number Publication date
DE2643570A1 (de) 1977-04-07
FR2326817A1 (fr) 1977-04-29
GB1565673A (en) 1980-04-23
FR2326817B1 (xx) 1982-10-15
US4085370A (en) 1978-04-18
NL7511580A (nl) 1977-04-05
JPS5244508A (en) 1977-04-07
SE7610763L (sv) 1977-04-03
DE2643570B2 (de) 1981-04-09
DE2643570C3 (de) 1982-01-07
NL163917C (nl) 1980-10-15
JPS5910620B2 (ja) 1984-03-10
CA1066363A (en) 1979-11-13
NL163917B (nl) 1980-05-16
SE413451B (sv) 1980-05-27
BE846813A (fr) 1977-03-30

Similar Documents

Publication Publication Date Title
JPS5720149B2 (xx)
JPS5622281B2 (xx)
JPS5249097U (xx)
JPS51105088A (xx)
JPS5546350Y2 (xx)
FR2297591B3 (xx)
JPS5238719U (xx)
JPS51158962U (xx)
JPS5247198U (xx)
JPS5263501U (xx)
FR2305962B1 (xx)
JPS5348917Y2 (xx)
JPS542172Y2 (xx)
JPS5434108Y2 (xx)
JPS5761040Y2 (xx)
JPS547368B2 (xx)
CS175912B1 (xx)
CS177431B1 (xx)
JPS51139190U (xx)
JPS5199349A (xx)
JPS5231157U (xx)
BG22958A1 (xx)
CH610161A5 (xx)
BG23047A1 (xx)
CH429375A4 (xx)

Legal Events

Date Code Title Description
PL Patent ceased