JPS56123658U - - Google Patents

Info

Publication number
JPS56123658U
JPS56123658U JP1980021638U JP2163880U JPS56123658U JP S56123658 U JPS56123658 U JP S56123658U JP 1980021638 U JP1980021638 U JP 1980021638U JP 2163880 U JP2163880 U JP 2163880U JP S56123658 U JPS56123658 U JP S56123658U
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.)
Granted
Application number
JP1980021638U
Other languages
Japanese (ja)
Other versions
JPS6221086Y2 (enExample
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 JP1980021638U priority Critical patent/JPS6221086Y2/ja
Priority to US06/234,962 priority patent/US4386235A/en
Publication of JPS56123658U publication Critical patent/JPS56123658U/ja
Application granted granted Critical
Publication of JPS6221086Y2 publication Critical patent/JPS6221086Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
    • H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2209—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders
    • H03D1/2227—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders using switches for the decoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
    • H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
    • H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP1980021638U 1980-02-21 1980-02-21 Expired JPS6221086Y2 (enExample)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1980021638U JPS6221086Y2 (enExample) 1980-02-21 1980-02-21
US06/234,962 US4386235A (en) 1980-02-21 1981-02-17 FM Stereo demodulator circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980021638U JPS6221086Y2 (enExample) 1980-02-21 1980-02-21

Publications (2)

Publication Number Publication Date
JPS56123658U true JPS56123658U (enExample) 1981-09-19
JPS6221086Y2 JPS6221086Y2 (enExample) 1987-05-28

Family

ID=12060605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980021638U Expired JPS6221086Y2 (enExample) 1980-02-21 1980-02-21

Country Status (2)

Country Link
US (1) US4386235A (enExample)
JP (1) JPS6221086Y2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6031308A (ja) * 1983-07-30 1985-02-18 Pioneer Electronic Corp 低域濾波回路
FR2720165B1 (fr) * 1994-05-17 1996-06-21 Valeo Electronique Dispositif de détection de mouvement, utilisant l'effet Doppler ultrasonore.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101901A (en) * 1977-02-17 1978-09-05 Matsushita Electric Ind Co Ltd Stereo demodulator circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721766A (en) * 1970-11-16 1973-03-20 Motorola Inc Frequency multiplying circuit utilizing time gates and switching signals of differing phases
JPS5394101A (en) * 1977-01-28 1978-08-17 Sansui Electric Co Demodulating circuit
US4194161A (en) * 1978-10-25 1980-03-18 Harris Corporation Switching modulators and demodulators utilizing modified switching signal
JPS5854691B2 (ja) * 1979-02-13 1983-12-06 株式会社日立製作所 ステレオ復調方式

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101901A (en) * 1977-02-17 1978-09-05 Matsushita Electric Ind Co Ltd Stereo demodulator circuit

Also Published As

Publication number Publication date
US4386235A (en) 1983-05-31
JPS6221086Y2 (enExample) 1987-05-28

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