JPS6252498B2 - - Google Patents

Info

Publication number
JPS6252498B2
JPS6252498B2 JP5643083A JP5643083A JPS6252498B2 JP S6252498 B2 JPS6252498 B2 JP S6252498B2 JP 5643083 A JP5643083 A JP 5643083A JP 5643083 A JP5643083 A JP 5643083A JP S6252498 B2 JPS6252498 B2 JP S6252498B2
Authority
JP
Japan
Prior art keywords
sample
signal
pulse
hold
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.)
Expired
Application number
JP5643083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59182641A (ja
Inventor
Kazutoshi Hirohashi
Yukinobu Ishigaki
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 JP5643083A priority Critical patent/JPS59182641A/ja
Priority to US06/594,683 priority patent/US4574390A/en
Publication of JPS59182641A publication Critical patent/JPS59182641A/ja
Publication of JPS6252498B2 publication Critical patent/JPS6252498B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86Arrangements characterised by the broadcast information itself
    • H04H20/88Stereophonic broadcast systems
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers
    • H03G3/20Automatic control
    • H03G3/30Automatic control in amplifiers having semiconductor devices
    • H03G3/34Muting amplifier when no signal is present
    • H03G3/345Muting during a short period of time when noise pulses are detected, i.e. blanking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/16Circuits
    • H04B1/1646Circuits adapted for the reception of stereophonic signals
    • H04B1/1661Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H40/00Arrangements specially adapted for receiving broadcast information
    • H04H40/18Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36Arrangements 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
    • H04H40/45Arrangements 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
    • H04H40/72Arrangements 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)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP5643083A 1983-03-26 1983-03-31 Fm放送波の受信に際してのパルス性雑音の低減装置 Granted JPS59182641A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5643083A JPS59182641A (ja) 1983-03-31 1983-03-31 Fm放送波の受信に際してのパルス性雑音の低減装置
US06/594,683 US4574390A (en) 1983-03-26 1984-03-26 Noise reduction for stereophonic FM signals by high-speed sampling and linear interpolation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5643083A JPS59182641A (ja) 1983-03-31 1983-03-31 Fm放送波の受信に際してのパルス性雑音の低減装置

Publications (2)

Publication Number Publication Date
JPS59182641A JPS59182641A (ja) 1984-10-17
JPS6252498B2 true JPS6252498B2 (enrdf_load_stackoverflow) 1987-11-05

Family

ID=13026869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5643083A Granted JPS59182641A (ja) 1983-03-26 1983-03-31 Fm放送波の受信に際してのパルス性雑音の低減装置

Country Status (1)

Country Link
JP (1) JPS59182641A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3030913U (ja) * 1996-01-24 1996-11-12 有限会社毛利製作所 便器着座用把手部材

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1069693B1 (en) 1999-07-15 2004-10-13 Mitsubishi Denki Kabushiki Kaisha Noise reduction apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3030913U (ja) * 1996-01-24 1996-11-12 有限会社毛利製作所 便器着座用把手部材

Also Published As

Publication number Publication date
JPS59182641A (ja) 1984-10-17

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