NL9001127A - Kodeerinrichting bevattende een subbandkoder, en een zender voorzien van de kodeerinrichting. - Google Patents

Kodeerinrichting bevattende een subbandkoder, en een zender voorzien van de kodeerinrichting. Download PDF

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Publication number
NL9001127A
NL9001127A NL9001127A NL9001127A NL9001127A NL 9001127 A NL9001127 A NL 9001127A NL 9001127 A NL9001127 A NL 9001127A NL 9001127 A NL9001127 A NL 9001127A NL 9001127 A NL9001127 A NL 9001127A
Authority
NL
Netherlands
Prior art keywords
bit
subband
signal
bits
value
Prior art date
Application number
NL9001127A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL9001127A priority Critical patent/NL9001127A/nl
Priority to AT91201087T priority patent/ATE117143T1/de
Priority to EP91201087A priority patent/EP0457390B1/en
Priority to DE69106580T priority patent/DE69106580T2/de
Priority to PL91290201A priority patent/PL166859B1/pl
Priority to KR1019910007540A priority patent/KR0185998B1/ko
Priority to JP3138387A priority patent/JP2931696B2/ja
Priority to TW080108102A priority patent/TW221539B/zh
Publication of NL9001127A publication Critical patent/NL9001127A/nl
Priority to US08/144,092 priority patent/US5367608A/en
Priority to HK44596A priority patent/HK44596A/en

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)
NL9001127A 1990-05-14 1990-05-14 Kodeerinrichting bevattende een subbandkoder, en een zender voorzien van de kodeerinrichting. NL9001127A (nl)

Priority Applications (10)

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.
AT91201087T ATE117143T1 (de) 1990-05-14 1991-05-07 Codieranordnung mit einem unterbandcoder und sender mit der codieranordnung.
EP91201087A EP0457390B1 (en) 1990-05-14 1991-05-07 Encoding system comprising a subband coder, and a transmitter comprising an encoding system
DE69106580T DE69106580T2 (de) 1990-05-14 1991-05-07 Codieranordnung mit einem Unterbandcoder und Sender mit der Codieranordnung.
PL91290201A PL166859B1 (pl) 1990-05-14 1991-05-10 Uklad i sposób przetwarzania szerokopasmowego sygnalu cyfrowego PL PL
KR1019910007540A KR0185998B1 (ko) 1990-05-14 1991-05-10 인코딩 시스템 및 이를 구비한 트랜스미터
JP3138387A JP2931696B2 (ja) 1990-05-14 1991-05-14 サブバンドコーダを有するエンコーディングシステム及びエンコーディングシステムを有するトランスミッタ
TW080108102A TW221539B (https=) 1990-05-14 1991-10-15
US08/144,092 US5367608A (en) 1990-05-14 1993-10-27 Transmitter, encoding system and method employing use of a bit allocation unit for subband coding a digital signal
HK44596A HK44596A (en) 1990-05-14 1996-03-14 Encoding system comprising a subband coder, and a transmitter comprising an encoding system

Applications Claiming Priority (2)

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.
NL9001127 1990-05-14

Publications (1)

Publication Number Publication Date
NL9001127A true NL9001127A (nl) 1991-12-02

Family

ID=19857092

Family Applications (1)

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

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5375171A (en) * 1992-02-03 1994-12-20 U. S. Philips Corporation Transmission system, and transmitter and receiver used in the transmission system for transmitting and receiving digital signals containing modulated bit allocation information

Families Citing this family (19)

* 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
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.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5375171A (en) * 1992-02-03 1994-12-20 U. S. Philips Corporation Transmission system, and transmitter and receiver used in the transmission system for transmitting and receiving digital signals containing modulated bit allocation information
US5488663A (en) * 1992-02-03 1996-01-30 U.S. Philips Corporation Encoding methods for generating a digital signal containing modulated bit allocation information, and record carriers containing that signal

Also Published As

Publication number Publication date
ATE117143T1 (de) 1995-01-15
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
JPH04250722A (ja) 1992-09-07
EP0457390B1 (en) 1995-01-11
KR0185998B1 (ko) 1999-04-15

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