ATE117143T1 - Codieranordnung mit einem unterbandcoder und sender mit der codieranordnung. - Google Patents

Codieranordnung mit einem unterbandcoder und sender mit der codieranordnung.

Info

Publication number
ATE117143T1
ATE117143T1 AT91201087T AT91201087T ATE117143T1 AT E117143 T1 ATE117143 T1 AT E117143T1 AT 91201087 T AT91201087 T AT 91201087T AT 91201087 T AT91201087 T AT 91201087T AT E117143 T1 ATE117143 T1 AT E117143T1
Authority
AT
Austria
Prior art keywords
subband
bit
sbm
bits
coding arrangement
Prior art date
Application number
AT91201087T
Other languages
German (de)
English (en)
Inventor
Raymond Nicolaas Joha Veldhuis
Holstlaan
Gerrit Johan Keesman
Original Assignee
Philips Electronics Nv
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 Philips Electronics Nv filed Critical Philips Electronics Nv
Application granted granted Critical
Publication of ATE117143T1 publication Critical patent/ATE117143T1/de

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
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • 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
    • H04B1/667—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 a division in frequency subbands
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Discrete Mathematics (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AT91201087T 1990-05-14 1991-05-07 Codieranordnung mit einem unterbandcoder und sender mit der codieranordnung. ATE117143T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9001127A NL9001127A (nl) 1990-05-14 1990-05-14 Kodeerinrichting bevattende een subbandkoder, en een zender voorzien van de kodeerinrichting.

Publications (1)

Publication Number Publication Date
ATE117143T1 true ATE117143T1 (de) 1995-01-15

Family

ID=19857092

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91201087T ATE117143T1 (de) 1990-05-14 1991-05-07 Codieranordnung mit einem unterbandcoder und sender mit der codieranordnung.

Country Status (9)

Country Link
EP (1) EP0457390B1 (https=)
JP (1) JP2931696B2 (https=)
KR (1) KR0185998B1 (https=)
AT (1) ATE117143T1 (https=)
DE (1) DE69106580T2 (https=)
HK (1) HK44596A (https=)
NL (1) NL9001127A (https=)
PL (1) PL166859B1 (https=)
TW (1) TW221539B (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5394508A (en) * 1992-01-17 1995-02-28 Massachusetts Institute Of Technology Method and apparatus for encoding decoding and compression of audio-type data
US5369724A (en) * 1992-01-17 1994-11-29 Massachusetts Institute Of Technology Method and apparatus for encoding, decoding and compression of audio-type data using reference coefficients located within a band of coefficients
DE69331166T2 (de) * 1992-02-03 2002-08-22 Koninklijke Philips Electronics N.V., Eindhoven Übertragung von digitalen Breitbandsignalen
TW221836B (https=) * 1992-06-09 1994-03-21 Philips Electronics Nv
KR100188912B1 (ko) * 1992-09-21 1999-06-01 윤종용 서브밴드코딩의 비트재할당 방법
EP0678226B1 (en) * 1993-10-27 2003-05-14 Koninklijke Philips Electronics N.V. Transmission and reception of a first and a second signal component
JP3125543B2 (ja) * 1993-11-29 2001-01-22 ソニー株式会社 信号符号化方法及び装置、信号復号化方法及び装置、並びに記録媒体
WO1995030286A2 (en) * 1994-05-02 1995-11-09 Philips Electronics N.V. Encoding system and encoding method for encoding a digital signal having at least a first and a second digital signal component
WO1995032556A1 (en) * 1994-05-19 1995-11-30 Philips Electronics N.V. Arrangement for determining a signal spectrum of a wideband digital signal and for deriving bit allocation information in response thereto
US5893065A (en) * 1994-08-05 1999-04-06 Nippon Steel Corporation Apparatus for compressing audio data
US5818943A (en) * 1994-10-25 1998-10-06 U.S. Philips Corporation Transmission and reception of a first and a second main signal component
DE69525836T2 (de) * 1994-11-04 2002-11-21 Koninklijke Philips Electronics N.V., Eindhoven Kodierung und dekodierung eines breitbandigen digitalen informationssignals
EP0720316B1 (en) * 1994-12-30 1999-12-08 Daewoo Electronics Co., Ltd Adaptive digital audio encoding apparatus and a bit allocation method thereof
WO1996021975A1 (en) * 1995-01-09 1996-07-18 Philips Electronics N.V. Method and apparatus for determining a masked threshold
CN1108023C (zh) * 1995-01-27 2003-05-07 大宇电子株式会社 自适应数字音频编码装置及其一种位分配方法
KR100463462B1 (ko) 1995-10-24 2005-05-24 코닌클리케 필립스 일렉트로닉스 엔.브이. 인코딩,디코딩,및제어신호발생장치및인코딩,디코딩방법
EP0815668B1 (en) * 1996-01-12 2004-10-27 Koninklijke Philips Electronics N.V. Transmitter for and method of transmitting a wideband digital information signal
WO1997029555A1 (en) * 1996-02-08 1997-08-14 Philips Electronics N.V. N-channel transmission, compatible with 2-channel transmission and 1-channel transmission
ATE263458T1 (de) * 1996-02-08 2004-04-15 Koninkl Philips Electronics Nv Mit einer 5-kanalübertragung und einer 2- kanalübertragung kompatible 7-kanalübertragung
KR100472402B1 (ko) * 1996-04-10 2005-07-25 코닌클리케 필립스 일렉트로닉스 엔.브이. 복수의정보신호의부호화장치및방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9000635A (nl) 1990-03-20 1991-10-16 Philips Nv Digitaal opteken- en weergavesysteem.

Also Published As

Publication number Publication date
JP2931696B2 (ja) 1999-08-09
HK44596A (en) 1996-03-22
EP0457390A1 (en) 1991-11-21
DE69106580T2 (de) 1995-08-24
DE69106580D1 (de) 1995-02-23
PL166859B1 (pl) 1995-06-30
TW221539B (https=) 1994-03-01
PL290201A1 (en) 1992-02-10
KR910021053A (ko) 1991-12-20
NL9001127A (nl) 1991-12-02
JPH04250722A (ja) 1992-09-07
EP0457390B1 (en) 1995-01-11
KR0185998B1 (ko) 1999-04-15

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties