JPS5412509A - Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals - Google Patents

Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals

Info

Publication number
JPS5412509A
JPS5412509A JP7755677A JP7755677A JPS5412509A JP S5412509 A JPS5412509 A JP S5412509A JP 7755677 A JP7755677 A JP 7755677A JP 7755677 A JP7755677 A JP 7755677A JP S5412509 A JPS5412509 A JP S5412509A
Authority
JP
Japan
Prior art keywords
interference
modulation signal
wave signals
distortion caused
eliminating system
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.)
Granted
Application number
JP7755677A
Other languages
Japanese (ja)
Other versions
JPS5716537B2 (en
Inventor
Yukinobu Ishigaki
Teruo Muraoka
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP7755677A priority Critical patent/JPS5412509A/en
Priority to US05/909,663 priority patent/US4166251A/en
Publication of JPS5412509A publication Critical patent/JPS5412509A/en
Publication of JPS5716537B2 publication Critical patent/JPS5716537B2/ja
Granted 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)

Abstract

PURPOSE:To obtain the FM demodulation signal which is free from the interference distortion by using the amplitude fluctuation envelope of the FM wave signal for the distortion compensating purpose.
JP7755677A 1977-05-30 1977-06-29 Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals Granted JPS5412509A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7755677A JPS5412509A (en) 1977-06-29 1977-06-29 Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals
US05/909,663 US4166251A (en) 1977-05-30 1978-05-25 System for removing interference distortion in the demodulated signal of a frequency-modulated signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7755677A JPS5412509A (en) 1977-06-29 1977-06-29 Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals

Publications (2)

Publication Number Publication Date
JPS5412509A true JPS5412509A (en) 1979-01-30
JPS5716537B2 JPS5716537B2 (en) 1982-04-06

Family

ID=13637281

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7755677A Granted JPS5412509A (en) 1977-05-30 1977-06-29 Eliminating system for interference distortion caused in modulation signal by mutual interference of fm wave signals

Country Status (1)

Country Link
JP (1) JPS5412509A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463039A (en) * 1982-01-06 1984-07-31 United States Gypsum Company Sprayable acoustical composition
JPH02500480A (en) * 1987-06-05 1990-02-15 モトローラ・インコーポレーテッド Dual port FM demodulation in phase-locked receivers
JPH03177439A (en) * 1989-12-05 1991-08-01 Mitsui Toatsu Chem Inc Heat-insulating foam
US5612385A (en) * 1994-08-30 1997-03-18 Ceaser; Anthony Aerated fibrous foam compositions

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150032U (en) * 1982-04-01 1983-10-07 ヤマデ技研株式会社 Cap for flat roof parapet

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463039A (en) * 1982-01-06 1984-07-31 United States Gypsum Company Sprayable acoustical composition
JPH02500480A (en) * 1987-06-05 1990-02-15 モトローラ・インコーポレーテッド Dual port FM demodulation in phase-locked receivers
JPH03177439A (en) * 1989-12-05 1991-08-01 Mitsui Toatsu Chem Inc Heat-insulating foam
US5612385A (en) * 1994-08-30 1997-03-18 Ceaser; Anthony Aerated fibrous foam compositions

Also Published As

Publication number Publication date
JPS5716537B2 (en) 1982-04-06

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