JPS5713176B2 - - Google Patents

Info

Publication number
JPS5713176B2
JPS5713176B2 JP4918074A JP4918074A JPS5713176B2 JP S5713176 B2 JPS5713176 B2 JP S5713176B2 JP 4918074 A JP4918074 A JP 4918074A JP 4918074 A JP4918074 A JP 4918074A JP S5713176 B2 JPS5713176 B2 JP S5713176B2
Authority
JP
Japan
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
JP4918074A
Other versions
JPS50141906A (ja
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
Priority to JP4918074A priority Critical patent/JPS5713176B2/ja
Priority to GB16634/75A priority patent/GB1496567A/en
Priority to CA225,179A priority patent/CA1048108A/en
Priority to US05/570,358 priority patent/US3982186A/en
Priority to FR7512869A priority patent/FR2269827B1/fr
Priority to NL7505042A priority patent/NL7505042A/xx
Priority to DE2519055A priority patent/DE2519055C2/de
Priority to IT22935/75A priority patent/IT1037795B/it
Publication of JPS50141906A publication Critical patent/JPS50141906A/ja
Publication of JPS5713176B2 publication Critical patent/JPS5713176B2/ja
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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • 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
    • H04B1/1081—Reduction of multipath noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
JP4918074A 1974-05-01 1974-05-01 Expired JPS5713176B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP4918074A JPS5713176B2 (ja) 1974-05-01 1974-05-01
GB16634/75A GB1496567A (en) 1974-05-01 1975-04-22 Fm receivers
CA225,179A CA1048108A (en) 1974-05-01 1975-04-22 Fm receiver with detector for multi-path reception
US05/570,358 US3982186A (en) 1974-05-01 1975-04-22 FM receiver with detector for multi-path reception
FR7512869A FR2269827B1 (ja) 1974-05-01 1975-04-24
NL7505042A NL7505042A (nl) 1974-05-01 1975-04-28 Fm-ontvanger.
DE2519055A DE2519055C2 (de) 1974-05-01 1975-04-29 FM-Empfänger
IT22935/75A IT1037795B (it) 1974-05-01 1975-04-30 Radioricevitore di segnali modulati in frequenza

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4918074A JPS5713176B2 (ja) 1974-05-01 1974-05-01

Publications (2)

Publication Number Publication Date
JPS50141906A JPS50141906A (ja) 1975-11-15
JPS5713176B2 true JPS5713176B2 (ja) 1982-03-16

Family

ID=12823840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4918074A Expired JPS5713176B2 (ja) 1974-05-01 1974-05-01

Country Status (8)

Country Link
US (1) US3982186A (ja)
JP (1) JPS5713176B2 (ja)
CA (1) CA1048108A (ja)
DE (1) DE2519055C2 (ja)
FR (1) FR2269827B1 (ja)
GB (1) GB1496567A (ja)
IT (1) IT1037795B (ja)
NL (1) NL7505042A (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51127609A (en) * 1975-04-28 1976-11-06 Trio Kenwood Corp Switching circuit for band width of intermediate frequency amplifying stage of fm receiver
JPS5337411U (ja) * 1976-09-07 1978-04-01
JPS57140423A (en) * 1981-02-25 1982-08-31 Sakaigawa Kogyosho:Kk Anchor device
JPS6027234A (ja) * 1983-07-22 1985-02-12 Nec Corp 受信機
DE3686421T2 (de) * 1986-04-03 1993-01-28 Motorola Inc Ukw-empfaenger mit rauschunterdrueckung beim empfang von signalen mit "raleigh"-ueberblendung.
US4792991A (en) * 1986-04-03 1988-12-20 Motorola, Inc. FM receiver having improved audio quality in response to Rayleigh faded received signals
DE3729922A1 (de) * 1987-09-07 1989-03-23 Siemens Ag Funkverbindung mit einrichtungen zur verbesserung des stoerabstands
US5204973A (en) * 1989-11-17 1993-04-20 Sanyo Electric Co., Ltd. Receiver capable of quickly suppressing defective effect of multipath reflection interference
JP3764185B2 (ja) * 1995-05-11 2006-04-05 パイオニア株式会社 ラジオ受信機
JP4345800B2 (ja) * 2006-10-19 2009-10-14 ソニー株式会社 無線通信装置
US20140372027A1 (en) 2013-06-14 2014-12-18 Hangzhou Haicun Information Technology Co. Ltd. Music-Based Positioning Aided By Dead Reckoning
CN115037397A (zh) * 2022-06-07 2022-09-09 扎赉诺尔煤业有限责任公司 一种矿用无线电广播系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125640A (en) * 1964-03-17 Stereophonic-broadcast indicating system and the like
US2837636A (en) * 1954-03-08 1958-06-03 Jr Joseph D Richard Radio test signal generation
US3525045A (en) * 1967-07-12 1970-08-18 Scott Inc H H Apparatus for indicating tuning of frequency-modulated signal transmissions
JPS5321241B2 (ja) * 1972-07-08 1978-07-01
DE2351300A1 (de) * 1973-10-12 1975-04-17 Blaupunkt Werke Gmbh Schaltungsanordnung zur unterdrueckung amplitudenmodulierter stoerungen
JPS5433779Y2 (ja) * 1974-04-25 1979-10-17

Also Published As

Publication number Publication date
GB1496567A (en) 1977-12-30
DE2519055C2 (de) 1987-04-16
US3982186A (en) 1976-09-21
NL7505042A (nl) 1975-11-04
JPS50141906A (ja) 1975-11-15
CA1048108A (en) 1979-02-06
FR2269827A1 (ja) 1975-11-28
DE2519055A1 (de) 1975-11-20
FR2269827B1 (ja) 1983-04-22
IT1037795B (it) 1979-11-20

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