JPS5750145A - Detection circuit for stereo identifying signal - Google Patents

Detection circuit for stereo identifying signal

Info

Publication number
JPS5750145A
JPS5750145A JP55125777A JP12577780A JPS5750145A JP S5750145 A JPS5750145 A JP S5750145A JP 55125777 A JP55125777 A JP 55125777A JP 12577780 A JP12577780 A JP 12577780A JP S5750145 A JPS5750145 A JP S5750145A
Authority
JP
Japan
Prior art keywords
identification signal
detection circuit
input
identifying signal
circuit
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.)
Pending
Application number
JP55125777A
Other languages
English (en)
Inventor
Hiromi Kusakabe
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP55125777A priority Critical patent/JPS5750145A/ja
Priority to KR1019810003072A priority patent/KR840000691B1/ko
Priority to US06/299,482 priority patent/US4404432A/en
Priority to EP81107029A priority patent/EP0047522B1/en
Priority to DE8181107029T priority patent/DE3164575D1/de
Priority to CA000385405A priority patent/CA1173911A/en
Publication of JPS5750145A publication Critical patent/JPS5750145A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
    • H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
    • H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
    • H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP55125777A 1980-09-10 1980-09-10 Detection circuit for stereo identifying signal Pending JPS5750145A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP55125777A JPS5750145A (en) 1980-09-10 1980-09-10 Detection circuit for stereo identifying signal
KR1019810003072A KR840000691B1 (ko) 1980-09-10 1981-08-22 스테레오 식별신호 검출회로
US06/299,482 US4404432A (en) 1980-09-10 1981-09-04 Stereo identifying signal detection device
EP81107029A EP0047522B1 (en) 1980-09-10 1981-09-07 Stereo identifying signal detection device
DE8181107029T DE3164575D1 (en) 1980-09-10 1981-09-07 Stereo identifying signal detection device
CA000385405A CA1173911A (en) 1980-09-10 1981-09-08 Stereo identifying signal detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55125777A JPS5750145A (en) 1980-09-10 1980-09-10 Detection circuit for stereo identifying signal

Publications (1)

Publication Number Publication Date
JPS5750145A true JPS5750145A (en) 1982-03-24

Family

ID=14918575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55125777A Pending JPS5750145A (en) 1980-09-10 1980-09-10 Detection circuit for stereo identifying signal

Country Status (6)

Country Link
US (1) US4404432A (ja)
EP (1) EP0047522B1 (ja)
JP (1) JPS5750145A (ja)
KR (1) KR840000691B1 (ja)
CA (1) CA1173911A (ja)
DE (1) DE3164575D1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505950A1 (de) * 1985-02-21 1986-08-21 Deutsche Itt Industries Gmbh, 7800 Freiburg Integrierbare schaltungsanordnung zur identifizierung eines pilottones
KR960007407B1 (ko) * 1993-03-12 1996-05-31 삼성전자주식회사 스테레오와 듀얼 음성인식 시스템
JP3730281B2 (ja) * 1995-04-07 2005-12-21 エルジー電子株式会社 モノラル信号判定回路
EP1679332A4 (en) * 2003-09-16 2010-03-24 Mitsubishi Chem Corp PROCESS FOR PREPARING ALIPHATIC POLYESTER AND ALIPHATIC POLYESTER

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT346909B (de) * 1972-08-19 1978-12-11 Blaupunkt Werke Gmbh Schaltung zur auswertung von verkehrs- nachrichten
DE2419701C3 (de) * 1974-04-24 1979-02-22 Blaupunkt-Werke Gmbh, 3200 Hildesheim Verfahren zum Aufsuchen von Verkehrsfunksendern
DE2651484C3 (de) * 1976-11-11 1981-10-29 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth Erkennungsschaltung für Verkehrsrundfunkinformationen
DE2725068C2 (de) * 1977-06-03 1983-05-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung für einen Rundfunkempfänger
US4170716A (en) * 1977-10-14 1979-10-09 Motorola, Inc. AM stereo receiver with correction limiting
US4169968A (en) * 1978-01-27 1979-10-02 Motorola, Inc. Noise protection circuit for am stereo cosine correction factor
US4249039A (en) * 1980-03-31 1981-02-03 Fisher Charles B Dual-modulation receiving apparatus
US4344038A (en) * 1980-05-27 1982-08-10 The Magnavox Company Low frequency tone detector

Also Published As

Publication number Publication date
KR840000691B1 (ko) 1984-05-18
CA1173911A (en) 1984-09-04
KR830007009A (ko) 1983-10-12
EP0047522B1 (en) 1984-07-04
US4404432A (en) 1983-09-13
EP0047522A3 (en) 1982-04-07
DE3164575D1 (en) 1984-08-09
EP0047522A2 (en) 1982-03-17

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