KR100240439B1 - 여러가지 상호의존적 채널의 디지털 신호를 전송 또는 저장할 때 테이터를 감축하기 위한 프로세스 - Google Patents

여러가지 상호의존적 채널의 디지털 신호를 전송 또는 저장할 때 테이터를 감축하기 위한 프로세스 Download PDF

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KR100240439B1
KR100240439B1 KR1019940704089A KR19940704089A KR100240439B1 KR 100240439 B1 KR100240439 B1 KR 100240439B1 KR 1019940704089 A KR1019940704089 A KR 1019940704089A KR 19940704089 A KR19940704089 A KR 19940704089A KR 100240439 B1 KR100240439 B1 KR 100240439B1
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South Korea
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coding
channels
signals
channel
data rate
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Korean (ko)
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KR950701786A (ko
Inventor
칼 하인쯔 브란덴버그
쥐르겐 헤레
디터 자이쳐
에른스트 에벨라인
Original Assignee
슈베르트 헬무트
프라운호퍼-게젤샤프트 츄어 푀르더룽 데어 안게반텐 포르슝에.파우.
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • 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
    • H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—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 for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Dc Digital Transmission (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Optical Communication System (AREA)
KR1019940704089A 1992-05-25 1993-05-18 여러가지 상호의존적 채널의 디지털 신호를 전송 또는 저장할 때 테이터를 감축하기 위한 프로세스 Expired - Lifetime KR100240439B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4217276A DE4217276C1 (enExample) 1992-05-25 1992-05-25
DEP4217276.4 1992-05-25
PCT/DE1993/000448 WO1993025015A1 (de) 1992-05-25 1993-05-18 Verfahren zur reduzierung von daten bei der übertragung und/oder speicherung digitaler signale mehrerer voneinander abhängiger kanäle

Publications (2)

Publication Number Publication Date
KR950701786A KR950701786A (ko) 1995-04-28
KR100240439B1 true KR100240439B1 (ko) 2000-01-15

Family

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KR1019940704089A Expired - Lifetime KR100240439B1 (ko) 1992-05-25 1993-05-18 여러가지 상호의존적 채널의 디지털 신호를 전송 또는 저장할 때 테이터를 감축하기 위한 프로세스

Country Status (11)

Country Link
EP (1) EP0642719B1 (enExample)
JP (1) JP3552232B2 (enExample)
KR (1) KR100240439B1 (enExample)
AT (1) ATE142829T1 (enExample)
AU (1) AU683614B2 (enExample)
CA (1) CA2118402C (enExample)
DE (2) DE4217276C1 (enExample)
NO (1) NO307280B1 (enExample)
RU (1) RU2119259C1 (enExample)
UA (1) UA34457C2 (enExample)
WO (1) WO1993025015A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4331376C1 (de) * 1993-09-15 1994-11-10 Fraunhofer Ges Forschung Verfahren zum Bestimmen der zu wählenden Codierungsart für die Codierung von wenigstens zwei Signalen
JP3404837B2 (ja) * 1993-12-07 2003-05-12 ソニー株式会社 多層符号化装置
DE4437287C2 (de) * 1994-10-18 1996-10-24 Fraunhofer Ges Forschung Verfahren zur Messung der Erhaltung stereophoner Audiosignale und Verfahren zur Erkennung gemeinsam codierter stereophoner Audiosignale
JP3279228B2 (ja) * 1997-08-09 2002-04-30 日本電気株式会社 符号化音声復号装置
DE19742655C2 (de) * 1997-09-26 1999-08-05 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Codieren eines zeitdiskreten Stereosignals
EP1206043B1 (en) 2000-11-08 2009-12-23 Sony Deutschland GmbH Noise reduction in a stereo receiver
JP4618873B2 (ja) * 2000-11-24 2011-01-26 パナソニック株式会社 オーディオ信号符号化方法、オーディオ信号符号化装置、音楽配信方法、および、音楽配信システム
WO2005093717A1 (en) * 2004-03-12 2005-10-06 Nokia Corporation Synthesizing a mono audio signal based on an encoded miltichannel audio signal
US7391870B2 (en) * 2004-07-09 2008-06-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V Apparatus and method for generating a multi-channel output signal
DE102005010057A1 (de) * 2005-03-04 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
US8577686B2 (en) 2005-05-26 2013-11-05 Lg Electronics Inc. Method and apparatus for decoding an audio signal
JP4988717B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
RU2380767C2 (ru) * 2005-09-14 2010-01-27 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ и устройство для декодирования аудиосигнала
WO2007032647A1 (en) 2005-09-14 2007-03-22 Lg Electronics Inc. Method and apparatus for decoding an audio signal
US20070135952A1 (en) * 2005-12-06 2007-06-14 Dts, Inc. Audio channel extraction using inter-channel amplitude spectra
KR20080087909A (ko) 2006-01-19 2008-10-01 엘지전자 주식회사 신호 디코딩 방법 및 장치
JP4695197B2 (ja) 2006-01-19 2011-06-08 エルジー エレクトロニクス インコーポレイティド メディア信号の処理方法及び装置
US8296156B2 (en) 2006-02-07 2012-10-23 Lg Electronics, Inc. Apparatus and method for encoding/decoding signal
US7991495B2 (en) 2006-02-23 2011-08-02 Lg Electronics Inc. Method and apparatus for processing an audio signal
AU2006340728B2 (en) * 2006-03-28 2010-08-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Enhanced method for signal shaping in multi-channel audio reconstruction
JP2009532712A (ja) 2006-03-30 2009-09-10 エルジー エレクトロニクス インコーポレイティド メディア信号処理方法及び装置
US20080235006A1 (en) 2006-08-18 2008-09-25 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1299333B (de) * 1966-06-23 1969-07-17 Siemens Ag UEbertragungssystem fuer Stereo-Tonprogramm-UEbertragung
DE3629434C2 (de) * 1986-08-29 1994-07-28 Karlheinz Dipl Ing Brandenburg Digitales Codierverfahren
DE3805946A1 (de) * 1988-02-25 1989-09-07 Fraunhofer Ges Forschung Vorrichtung zur ermittlung von charakteristischen parametern aus den eingangs- und ausgangssignalen eines systems fuer die audiosignalverarbeitung
NL9000338A (nl) * 1989-06-02 1991-01-02 Koninkl Philips Electronics Nv Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting.
DE4136825C1 (enExample) * 1991-11-08 1993-03-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
RU2047941C1 (ru) * 1992-03-17 1995-11-10 Андрей Маркович Полыковский Способ трансляции стереофонического сигнала

Also Published As

Publication number Publication date
DE4217276C1 (enExample) 1993-04-08
EP0642719A1 (de) 1995-03-15
RU2119259C1 (ru) 1998-09-20
UA34457C2 (uk) 2001-03-15
EP0642719B1 (de) 1996-09-11
JPH08501666A (ja) 1996-02-20
NO944285D0 (no) 1994-11-10
AU683614B2 (en) 1997-11-20
ATE142829T1 (de) 1996-09-15
JP3552232B2 (ja) 2004-08-11
CA2118402C (en) 2007-01-16
DE59303771D1 (de) 1996-10-17
WO1993025015A1 (de) 1993-12-09
CA2118402A1 (en) 1993-12-09
KR950701786A (ko) 1995-04-28
NO307280B1 (no) 2000-03-06
AU4059393A (en) 1993-12-30
NO944285L (no) 1994-11-10

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