NO316589B1 - Støvundertrykkende apparat som er i stand til å hindre forringelse av karakteristikken til høyfrekvenssignaler etter støyundertrykkelse og i et balansert signaloverføringssystem - Google Patents

Støvundertrykkende apparat som er i stand til å hindre forringelse av karakteristikken til høyfrekvenssignaler etter støyundertrykkelse og i et balansert signaloverføringssystem

Info

Publication number
NO316589B1
NO316589B1 NO942120A NO942120A NO316589B1 NO 316589 B1 NO316589 B1 NO 316589B1 NO 942120 A NO942120 A NO 942120A NO 942120 A NO942120 A NO 942120A NO 316589 B1 NO316589 B1 NO 316589B1
Authority
NO
Norway
Prior art keywords
signal
deterioration
preventing
high frequency
signal transmission
Prior art date
Application number
NO942120A
Other languages
English (en)
Other versions
NO942120D0 (no
NO942120L (no
Inventor
Akira Nohara
Joji Kane
Original Assignee
Matsushita Electric Ind 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
Priority claimed from JP5137035A external-priority patent/JP2993626B2/ja
Priority claimed from JP13703693A external-priority patent/JPH06349208A/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of NO942120D0 publication Critical patent/NO942120D0/no
Publication of NO942120L publication Critical patent/NO942120L/no
Publication of NO316589B1 publication Critical patent/NO316589B1/no

Links

Classifications

    • 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
    • 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
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
    • H04B1/1669—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal
    • H04B1/1676—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal of the sum or difference signal
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00992—Circuits for stereophonic or quadraphonic recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • 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
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmitters (AREA)
  • Picture Signal Circuits (AREA)
  • Near-Field Transmission Systems (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NO942120A 1993-06-08 1994-06-07 Støvundertrykkende apparat som er i stand til å hindre forringelse av karakteristikken til høyfrekvenssignaler etter støyundertrykkelse og i et balansert signaloverføringssystem NO316589B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5137035A JP2993626B2 (ja) 1993-06-08 1993-06-08 雑音抑圧装置
JP13703693A JPH06349208A (ja) 1993-06-08 1993-06-08 雑音抑圧装置

Publications (3)

Publication Number Publication Date
NO942120D0 NO942120D0 (no) 1994-06-07
NO942120L NO942120L (no) 1994-12-09
NO316589B1 true NO316589B1 (no) 2004-03-01

Family

ID=26470466

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942120A NO316589B1 (no) 1993-06-08 1994-06-07 Støvundertrykkende apparat som er i stand til å hindre forringelse av karakteristikken til høyfrekvenssignaler etter støyundertrykkelse og i et balansert signaloverføringssystem

Country Status (12)

Country Link
US (1) US5982901A (no)
EP (2) EP0629054B1 (no)
KR (1) KR100327632B1 (no)
CN (1) CN1042584C (no)
AT (1) ATE223630T1 (no)
AU (2) AU685791B2 (no)
CA (1) CA2125220C (no)
DE (1) DE69431274T2 (no)
DK (1) DK0629054T3 (no)
MY (1) MY124227A (no)
NO (1) NO316589B1 (no)
TW (1) TW328665B (no)

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Also Published As

Publication number Publication date
AU6458394A (en) 1994-12-15
DE69431274D1 (de) 2002-10-10
EP0629054B1 (en) 2002-09-04
EP1195912A2 (en) 2002-04-10
TW328665B (en) 1998-03-21
KR100327632B1 (ko) 2002-07-06
EP0629054A2 (en) 1994-12-14
AU694395B2 (en) 1998-07-16
AU4287597A (en) 1998-01-08
CA2125220A1 (en) 1994-12-09
EP1195912A3 (en) 2004-11-03
US5982901A (en) 1999-11-09
ATE223630T1 (de) 2002-09-15
NO942120D0 (no) 1994-06-07
DK0629054T3 (da) 2002-11-11
CA2125220C (en) 2000-08-15
MY124227A (en) 2006-06-30
CN1101182A (zh) 1995-04-05
NO942120L (no) 1994-12-09
AU685791B2 (en) 1998-01-29
CN1042584C (zh) 1999-03-17
DE69431274T2 (de) 2003-01-09
EP0629054A3 (en) 1997-01-29
KR950002256A (ko) 1995-01-04

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