ES2051264T3 - Procedimiento para la transmision de una señal de audio. - Google Patents

Procedimiento para la transmision de una señal de audio.

Info

Publication number
ES2051264T3
ES2051264T3 ES87108683T ES87108683T ES2051264T3 ES 2051264 T3 ES2051264 T3 ES 2051264T3 ES 87108683 T ES87108683 T ES 87108683T ES 87108683 T ES87108683 T ES 87108683T ES 2051264 T3 ES2051264 T3 ES 2051264T3
Authority
ES
Spain
Prior art keywords
transmission
audio signal
procedure
signal
transmuted
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 - Lifetime
Application number
ES87108683T
Other languages
English (en)
Inventor
Detlef Dipl-Ing Krahe
Klaus Dipl-Ing Beckmann
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.)
Deutsche Thomson OHG
Original Assignee
Telefunken Fernseh und Rundfunk GmbH
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 DE3621513A external-priority patent/DE3621513C2/de
Application filed by Telefunken Fernseh und Rundfunk GmbH filed Critical Telefunken Fernseh und Rundfunk GmbH
Application granted granted Critical
Publication of ES2051264T3 publication Critical patent/ES2051264T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Systems (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Toys (AREA)

Abstract

CON ARREGLO AL INVENTO SE TRANSMUTA UNA SEÑAL DE AUDIO DE LA TRANSMISION EN UNA SEÑAL DEL ESPECTRO DE PEQUEÑO INTERVALO DE TIEMPO. PARA EL MICROTELEFONO SE CEDEN O SUPRIMEN UNA PORCION DE LAS SEÑALES DEL ESPECTO IRRELEVANTES.
ES87108683T 1986-06-27 1987-06-16 Procedimiento para la transmision de una señal de audio. Expired - Lifetime ES2051264T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3621513A DE3621513C2 (de) 1985-02-27 1986-06-27 Verfahren zur Übertragung eines Audiosignales

Publications (1)

Publication Number Publication Date
ES2051264T3 true ES2051264T3 (es) 1994-06-16

Family

ID=6303804

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87108683T Expired - Lifetime ES2051264T3 (es) 1986-06-27 1987-06-16 Procedimiento para la transmision de una señal de audio.

Country Status (10)

Country Link
EP (1) EP0251028B1 (es)
JP (1) JP2792853B2 (es)
KR (1) KR910005908B1 (es)
AT (1) ATE103438T1 (es)
DE (1) DE3789404D1 (es)
DK (1) DK174447B1 (es)
ES (1) ES2051264T3 (es)
HK (1) HK7896A (es)
HU (1) HU197135B (es)
NO (1) NO300708B1 (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3703143A1 (de) * 1987-02-03 1988-08-11 Thomson Brandt Gmbh Verfahren zur uebertragung eines audiosignals
DE58908326D1 (de) * 1988-05-26 1994-10-13 Telefunken Fernseh & Rundfunk Verfahren zur übertragung eines audiosignals.
USRE40280E1 (en) 1988-12-30 2008-04-29 Lucent Technologies Inc. Rate loop processor for perceptual encoder/decoder
US5109417A (en) * 1989-01-27 1992-04-28 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
US5142656A (en) * 1989-01-27 1992-08-25 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
DE3902948A1 (de) * 1989-02-01 1990-08-09 Telefunken Fernseh & Rundfunk Verfahren zur uebertragung eines signals
CA2067379C (en) * 1989-10-06 1998-05-26 Thomas Vaupel Process for transmitting a signal
EP0494990B1 (de) * 1989-10-06 1993-08-04 TELEFUNKEN Fernseh und Rundfunk GmbH Verfahren zur übertragung eines signals
CN1062963C (zh) * 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
EP0559348A3 (en) 1992-03-02 1993-11-03 AT&T Corp. Rate control loop processor for perceptual encoder/decoder
US5451954A (en) * 1993-08-04 1995-09-19 Dolby Laboratories Licensing Corporation Quantization noise suppression for encoder/decoder system
US5731767A (en) * 1994-02-04 1998-03-24 Sony Corporation Information encoding method and apparatus, information decoding method and apparatus, information recording medium, and information transmission method
JP3186412B2 (ja) * 1994-04-01 2001-07-11 ソニー株式会社 情報符号化方法、情報復号化方法、及び情報伝送方法
JPH08223049A (ja) * 1995-02-14 1996-08-30 Sony Corp 信号符号化方法及び装置、信号復号化方法及び装置、情報記録媒体並びに情報伝送方法
JP3307138B2 (ja) * 1995-02-27 2002-07-24 ソニー株式会社 信号符号化方法及び装置、並びに信号復号化方法及び装置
DE19515805C2 (de) * 1995-04-29 1997-08-07 Inst Rundfunktechnik Gmbh Verfahren zur Datenreduktion eines digitalisierten Tonsignals
US5960390A (en) * 1995-10-05 1999-09-28 Sony Corporation Coding method for using multi channel audio signals
US5825320A (en) * 1996-03-19 1998-10-20 Sony Corporation Gain control method for audio encoding device
US5848391A (en) * 1996-07-11 1998-12-08 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Method subband of coding and decoding audio signals using variable length windows
JP5435204B2 (ja) * 2006-07-03 2014-03-05 日本電気株式会社 雑音抑圧の方法、装置、及びプログラム
JP4941106B2 (ja) * 2007-05-30 2012-05-30 カシオ計算機株式会社 共鳴音付加装置および共鳴音付加プログラム
JP4877076B2 (ja) * 2007-05-30 2012-02-15 カシオ計算機株式会社 共鳴音付加装置および共鳴音付加プログラム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986003873A1 (en) * 1984-12-20 1986-07-03 Gte Laboratories Incorporated Method and apparatus for encoding speech

Also Published As

Publication number Publication date
HUT44880A (en) 1988-04-28
HU197135B (en) 1989-02-28
DK174447B1 (da) 2003-03-17
NO300708B1 (no) 1997-07-07
KR910005908B1 (ko) 1991-08-06
DK327287D0 (da) 1987-06-26
NO872692L (no) 1987-12-28
JP2792853B2 (ja) 1998-09-03
HK7896A (en) 1996-01-26
EP0251028B1 (de) 1994-03-23
DK327287A (da) 1987-12-28
NO872692D0 (no) 1987-06-26
ATE103438T1 (de) 1994-04-15
DE3789404D1 (de) 1994-04-28
JPS637023A (ja) 1988-01-12
EP0251028A2 (de) 1988-01-07
EP0251028A3 (en) 1988-12-07
KR880001117A (ko) 1988-03-31

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