BE638382A - - Google Patents

Info

Publication number
BE638382A
BE638382A BE638382DA BE638382A BE 638382 A BE638382 A BE 638382A BE 638382D A BE638382D A BE 638382DA BE 638382 A BE638382 A BE 638382A
Authority
BE
Belgium
Application number
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.)
Publication of BE638382A publication Critical patent/BE638382A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/022—Selective call receivers
    • H04W88/025—Selective call decoders
    • H04W88/027—Selective call decoders using frequency address codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/005—Control by a pilot signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/22—Automatic control in amplifiers having discharge tubes
    • H03G3/26—Muting amplifier when no signal is present
    • 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
    • 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
    • H03G3/344—Muting responsive to the amount of noise (noise squelch)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
BE638382D 1962-10-16 BE638382A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US230881A US3250999A (en) 1962-10-16 1962-10-16 Dual squelch

Publications (1)

Publication Number Publication Date
BE638382A true BE638382A (en:Method)

Family

ID=22866943

Family Applications (1)

Application Number Title Priority Date Filing Date
BE638382D BE638382A (en:Method) 1962-10-16

Country Status (6)

Country Link
US (1) US3250999A (en:Method)
BE (1) BE638382A (en:Method)
DE (1) DE1441760C3 (en:Method)
GB (1) GB981158A (en:Method)
LU (1) LU44618A1 (en:Method)
NL (1) NL298885A (en:Method)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344400A (en) * 1964-03-26 1967-09-26 Avco Corp Plural frequency responsive receiver
GB1174734A (en) * 1967-06-06 1969-12-17 Motorola Inc Improvements in Squelch Circuits
US3584304A (en) * 1969-06-11 1971-06-08 Motorola Inc Squelch tail eliminator for dual squelch
US3622892A (en) * 1970-08-13 1971-11-23 Motorola Inc Single pole multifrequency selective squelch
US3654555A (en) * 1970-08-19 1972-04-04 Motorola Inc Carrier and tone squelch circuit with elimination of noise at end of transmission
DE2758714C2 (de) * 1977-12-29 1985-10-10 Neumann Elektronik GmbH, 4330 Mülheim Fernmeldesystem
US4479250A (en) * 1983-06-10 1984-10-23 Motorola, Inc. Dual audio capture limiter squelch circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678384A (en) * 1951-03-30 1954-05-11 Rca Corp Squelch control circuit
US2743361A (en) * 1952-01-23 1956-04-24 Motorola Inc Selective squelch receiver
US3049710A (en) * 1958-01-02 1962-08-14 Gen Electric Continuous tone-controlled squelch system
US2918571A (en) * 1958-07-25 1959-12-22 Motorola Inc Communication system
US3027455A (en) * 1959-07-27 1962-03-27 Motorola Inc Electronic circuit

Also Published As

Publication number Publication date
US3250999A (en) 1966-05-10
DE1441760A1 (de) 1969-05-22
GB981158A (en) 1965-01-20
DE1441760B2 (de) 1974-11-07
LU44618A1 (en:Method) 1963-12-14
DE1441760C3 (de) 1975-07-03
NL298885A (en:Method)

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