NL51180C - - Google Patents

Info

Publication number
NL51180C
NL51180C NL51180DA NL51180C NL 51180 C NL51180 C NL 51180C NL 51180D A NL51180D A NL 51180DA NL 51180 C NL51180 C NL 51180C
Authority
NL
Netherlands
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.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of NL51180C publication Critical patent/NL51180C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/24—Automatic control in frequency-selective amplifiers
    • H03G5/26—Automatic control in frequency-selective amplifiers having discharge tubes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
NL51180D 1937-06-18 1938-06-17 NL51180C (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US148894A US2152515A (en) 1937-06-18 1937-06-18 Automatic signal interference control

Publications (1)

Publication Number Publication Date
NL51180C true NL51180C (pt) 1941-05-15

Family

ID=22527909

Family Applications (1)

Application Number Title Priority Date Filing Date
NL51180D NL51180C (pt) 1937-06-18 1938-06-17

Country Status (3)

Country Link
US (1) US2152515A (pt)
DE (1) DE901664C (pt)
NL (1) NL51180C (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540643A (en) * 1940-01-12 1951-02-06 Edwin H Armstrong Frequency-modulated carrier signal receiver
US2459675A (en) * 1941-04-05 1949-01-18 Motorola Inc Interference reducing radio receiver
BE475389A (pt) * 1942-07-17
US2420518A (en) * 1943-01-22 1947-05-13 Gen Electric Power reduction circuit for radio receivers
US2447564A (en) * 1943-01-30 1948-08-24 Zenith Radio Corp Noise reducing circuits
US2538040A (en) * 1943-05-01 1951-01-16 Arthur C Prichard Interference reduction circuit for radio pulse receivers
US2452436A (en) * 1943-07-01 1948-10-26 Rca Corp Receiver muting circuit
US2489254A (en) * 1944-01-04 1949-11-29 Otto F A Arnold Radio system
US2455450A (en) * 1944-01-13 1948-12-07 Zenith Radio Corp Radio receiver noise suppression circuit
US2479305A (en) * 1945-04-25 1949-08-16 Gen Electric Selective carrier off noise suppression circuit
US2607889A (en) * 1945-06-23 1952-08-19 Emi Ltd Radio receiver
US2697780A (en) * 1946-02-18 1954-12-21 Douglas E Howes Pulse receiver
US2516937A (en) * 1946-04-19 1950-08-01 Standard Telephones Cables Ltd Receiver circuit
US2552585A (en) * 1947-01-09 1951-05-15 Nielsen A C Co Apparatus for determining listening habits of radio receiver users
US2483195A (en) * 1947-04-28 1949-09-27 Bendix Aviat Corp Frequency and phase modulation detector
US2653221A (en) * 1949-12-01 1953-09-22 Zenith Radio Corp Suppressed carrier radio communication system
NL276220A (pt) * 1961-03-21
US3147438A (en) * 1961-06-28 1964-09-01 Earl G Hedger Signal-to-noise ratio sensor for frequency modulation receiver
DE1616787B1 (de) * 1962-12-21 1972-06-29 Siemens Ag Fm-richtfunksystem fuer einrichtungen der elektrischen nachrichtentechnik
US3241073A (en) * 1962-12-21 1966-03-15 Motorola Inc Impulse noise blanker for am radios
JPS5225681B1 (pt) * 1970-12-11 1977-07-09
US5937341A (en) * 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method

Also Published As

Publication number Publication date
DE901664C (de) 1954-01-14
US2152515A (en) 1939-03-28

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