CA2131806A1 - Data compression process during storage and/or transmission of digital audio signals for studio applications with perceptive coding and variable length code - Google Patents

Data compression process during storage and/or transmission of digital audio signals for studio applications with perceptive coding and variable length code

Info

Publication number
CA2131806A1
CA2131806A1 CA2131806A CA2131806A CA2131806A1 CA 2131806 A1 CA2131806 A1 CA 2131806A1 CA 2131806 A CA2131806 A CA 2131806A CA 2131806 A CA2131806 A CA 2131806A CA 2131806 A1 CA2131806 A1 CA 2131806A1
Authority
CA
Canada
Prior art keywords
transmission
process according
audio signals
signal
coding
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.)
Abandoned
Application number
CA2131806A
Other languages
English (en)
French (fr)
Inventor
Karl-Heinz Brandenburg
Jurgen Herre
Dieter Seitzer
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.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2131806A1 publication Critical patent/CA2131806A1/en
Abandoned legal-status Critical Current

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/95—Arrangements characterised by the broadcast information itself characterised by a specific format, e.g. an encoded audio stream
    • 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
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuits Of Receivers In General (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Stereo-Broadcasting Methods (AREA)
CA2131806A 1992-03-23 1993-02-25 Data compression process during storage and/or transmission of digital audio signals for studio applications with perceptive coding and variable length code Abandoned CA2131806A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP4209382.1 1992-03-23
DE4209382A DE4209382C1 (enExample) 1992-03-23 1992-03-23
PCT/DE1993/000177 WO1993019536A1 (de) 1992-03-23 1993-02-25 Verfahren zur datenreduktioin bei der speicherung und/oder übertragung digitaler audiosignale für studioanwendungen mit perceptiver codierung und code variabler länge

Publications (1)

Publication Number Publication Date
CA2131806A1 true CA2131806A1 (en) 1993-09-30

Family

ID=6454791

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2131806A Abandoned CA2131806A1 (en) 1992-03-23 1993-02-25 Data compression process during storage and/or transmission of digital audio signals for studio applications with perceptive coding and variable length code

Country Status (9)

Country Link
EP (1) EP0632940B1 (enExample)
JP (1) JPH07508375A (enExample)
KR (1) KR950701161A (enExample)
AT (1) ATE197105T1 (enExample)
AU (1) AU670068B2 (enExample)
CA (1) CA2131806A1 (enExample)
DE (2) DE4209382C1 (enExample)
NO (1) NO943520L (enExample)
WO (1) WO1993019536A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998042090A1 (de) * 1997-03-14 1998-09-24 Siemens Aktiengesellschaft Verfahren zur informationsübermittlung an einen mobilen empfänger, wie einen pager, unter verwendung von rundfunksendern
DE10024959B4 (de) 2000-05-22 2014-08-21 Endress + Hauser Gmbh + Co. Kg Vorrichtung zum unidirektionalen oder bidirektionalen Austausch von Daten
DE10119980C1 (de) * 2001-04-24 2002-11-07 Bosch Gmbh Robert Verfahren zur Codierung von Audiodaten
DE10240135B4 (de) * 2002-08-30 2006-10-26 Infineon Technologies Ag Verfahren und Vorrichtung zur digitalen Filterung interpolierter Werte

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59200592A (ja) * 1983-04-27 1984-11-13 Fuji Photo Film Co Ltd カラ−画像の適応形圧縮方式
US4546342A (en) * 1983-12-14 1985-10-08 Digital Recording Research Limited Partnership Data compression method and apparatus
US5028995A (en) * 1987-10-28 1991-07-02 Hitachi, Ltd. Picture signal processor, picture signal coder and picture signal interpolator
DE3943881B4 (de) * 1989-04-17 2008-07-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Digitales Codierverfahren
DE3930760A1 (de) * 1989-09-14 1991-03-28 Bosch Gmbh Robert Transformationscodierungssystem

Also Published As

Publication number Publication date
DE4209382C1 (enExample) 1993-03-18
AU670068B2 (en) 1996-07-04
EP0632940B1 (de) 2000-10-18
EP0632940A1 (de) 1995-01-11
NO943520D0 (no) 1994-09-22
DE59310119D1 (de) 2000-11-23
ATE197105T1 (de) 2000-11-15
WO1993019536A1 (de) 1993-09-30
JPH07508375A (ja) 1995-09-14
NO943520L (no) 1994-09-22
AU3625493A (en) 1993-10-21
KR950701161A (ko) 1995-02-20

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20010226