FI110349B - Digitaalisignaalin osakaistakoodausta käyttävä digitaalinen siirtojärjestelmä - Google Patents

Digitaalisignaalin osakaistakoodausta käyttävä digitaalinen siirtojärjestelmä Download PDF

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Publication number
FI110349B
FI110349B FI902695A FI902695A FI110349B FI 110349 B FI110349 B FI 110349B FI 902695 A FI902695 A FI 902695A FI 902695 A FI902695 A FI 902695A FI 110349 B FI110349 B FI 110349B
Authority
FI
Finland
Prior art keywords
output
signal
input
inputs
filter
Prior art date
Application number
FI902695A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI902695A0 (fi
Inventor
Jean Bernard Rault
Yves Francois Dehery
Jean Yves Roudaut
Alphons Antonius Mari Bruekers
Raymond Nicolaas Joha Veldhuis
Original Assignee
Philips Nv
Telediffusion Fse
Etat Francais Ministere Des Po
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.)
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8202401&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI110349(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Nv, Telediffusion Fse, Etat Francais Ministere Des Po filed Critical Philips Nv
Publication of FI902695A0 publication Critical patent/FI902695A0/fi
Application granted granted Critical
Publication of FI110349B publication Critical patent/FI110349B/fi

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • 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; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
FI902695A 1989-06-02 1990-05-30 Digitaalisignaalin osakaistakoodausta käyttävä digitaalinen siirtojärjestelmä FI110349B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP89201408 1989-06-02
EP89201408A EP0400222A1 (en) 1989-06-02 1989-06-02 Digital transmission system using subband coding of a digital signal

Publications (2)

Publication Number Publication Date
FI902695A0 FI902695A0 (fi) 1990-05-30
FI110349B true FI110349B (fi) 2002-12-31

Family

ID=8202401

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902695A FI110349B (fi) 1989-06-02 1990-05-30 Digitaalisignaalin osakaistakoodausta käyttävä digitaalinen siirtojärjestelmä

Country Status (22)

Country Link
US (1) US5214678A (pl)
EP (2) EP0400222A1 (pl)
JP (1) JP3069611B2 (pl)
KR (1) KR0181292B1 (pl)
CN (1) CN1023280C (pl)
AR (1) AR246135A1 (pl)
AT (1) ATE127642T1 (pl)
AU (1) AU634237B2 (pl)
BR (1) BR9002618A (pl)
CA (1) CA2017841C (pl)
CS (1) CS277633B6 (pl)
DE (1) DE69022119T2 (pl)
DK (2) DK0400755T3 (pl)
ES (1) ES2077631T3 (pl)
FI (1) FI110349B (pl)
HK (1) HK213496A (pl)
HU (1) HU206572B (pl)
MX (1) MX172514B (pl)
PL (1) PL165159B1 (pl)
PT (1) PT94224B (pl)
RU (1) RU2145464C1 (pl)
UA (1) UA37174C2 (pl)

Families Citing this family (37)

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US5367608A (en) * 1990-05-14 1994-11-22 U.S. Philips Corporation Transmitter, encoding system and method employing use of a bit allocation unit for subband coding a digital signal
US5287529A (en) * 1990-08-21 1994-02-15 Massachusetts Institute Of Technology Method for estimating solutions to finite element equations by generating pyramid representations, multiplying to generate weight pyramids, and collapsing the weighted pyramids
US5365553A (en) * 1990-11-30 1994-11-15 U.S. Philips Corporation Transmitter, encoding system and method employing use of a bit need determiner for subband coding a digital signal
US5274740A (en) * 1991-01-08 1993-12-28 Dolby Laboratories Licensing Corporation Decoder for variable number of channel presentation of multidimensional sound fields
NL9100173A (nl) * 1991-02-01 1992-09-01 Philips Nv Subbandkodeerinrichting, en een zender voorzien van de kodeerinrichting.
NL9100285A (nl) * 1991-02-19 1992-09-16 Koninkl Philips Electronics Nv Transmissiesysteem, en ontvanger te gebruiken in het transmissiesysteem.
KR100263599B1 (ko) * 1991-09-02 2000-08-01 요트.게.아. 롤페즈 인코딩 시스템
ATE209406T1 (de) * 1992-02-03 2001-12-15 Koninkl Philips Electronics Nv Übertragung von digitalen breitbandsignalen
TW235392B (pl) * 1992-06-02 1994-12-01 Philips Electronics Nv
TW221836B (pl) * 1992-06-09 1994-03-21 Philips Electronics Nv
US5436940A (en) * 1992-06-11 1995-07-25 Massachusetts Institute Of Technology Quadrature mirror filter banks and method
DE4227327A1 (de) * 1992-08-18 1994-02-24 Philips Patentverwaltung Teilbandechokompensator mit Teilbandcodiereinrichtung
JP2509789B2 (ja) * 1992-08-22 1996-06-26 三星電子株式会社 可聴周波数帯域分割を利用した音響信号歪み補正装置
US5408580A (en) * 1992-09-21 1995-04-18 Aware, Inc. Audio compression system employing multi-rate signal analysis
US6252909B1 (en) * 1992-09-21 2001-06-26 Aware, Inc. Multi-carrier transmission system utilizing channels of different bandwidth
KR950008637B1 (ko) * 1993-04-08 1995-08-03 삼성전자주식회사 부밴드 코딩시스템의 신호처리장치
EP0648031B1 (en) * 1993-10-12 2007-08-01 Matsushita Electric Industrial Co., Ltd. Audio scrambling system for scrambling and descrambling audio signals
SG44933A1 (en) * 1993-10-27 1997-12-19 Philips Electronics Nv Transmission and reception of a first and a second main signal component
US5764698A (en) * 1993-12-30 1998-06-09 International Business Machines Corporation Method and apparatus for efficient compression of high quality digital audio
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
GB9414664D0 (en) * 1994-07-20 1994-09-07 British Aerospace Digital signal processing apparatus
JPH10505208A (ja) * 1994-09-02 1998-05-19 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 直交成分減殺段付受信機・ディジタル信号処理方法
ATE214524T1 (de) * 1994-11-04 2002-03-15 Koninkl Philips Electronics Nv Kodierung und dekodierung eines breitbandigen digitalen informationssignals
EP0801852A1 (en) 1995-10-24 1997-10-22 Koninklijke Philips Electronics N.V. Repeated decoding and encoding in subband encoder/decoders
WO1997019520A1 (en) * 1995-11-21 1997-05-29 Philips Electronics N.V. Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
JPH11502394A (ja) * 1996-01-12 1999-02-23 フィリップス、エレクトロニクス、ネムローゼ、フェンノートシャップ 広帯域デジタル情報信号を送信するための送信機とその方法、及び受信機
KR100423173B1 (ko) * 1996-02-08 2004-07-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 5채널전송및2채널전송과호환성이있는7채널전송
DE69723412T2 (de) * 1996-04-10 2004-05-19 Koninklijke Philips Electronics N.V. Codierung einer vielzahl von datensignalen
CA2184541A1 (en) 1996-08-30 1998-03-01 Tet Hin Yeap Method and apparatus for wavelet modulation of signals for transmission and/or storage
UA74323C2 (uk) * 1999-01-07 2005-12-15 Конінклійке Філіпс Електронікс Н.В. Пристрій (варіанти) та спосіб (варіанти) кодування цифрового інформаційного сигналу та носій запису
US6788751B1 (en) * 1999-11-24 2004-09-07 Donald W. Moses Frequency diversity digital wireless system
TWI227866B (en) * 2003-11-07 2005-02-11 Mediatek Inc Subband analysis/synthesis filtering method
KR100830163B1 (ko) 2005-04-20 2008-05-20 삼성전자주식회사 주파수 오버레이 통신 시스템에서 신호 송수신 장치 및 방법
TWI618350B (zh) 2009-02-18 2018-03-11 杜比國際公司 用於高頻重建或參數立體聲之複指數調變濾波器組
US8958510B1 (en) * 2010-06-10 2015-02-17 Fredric J. Harris Selectable bandwidth filter
GB201210373D0 (en) * 2012-06-12 2012-07-25 Meridian Audio Ltd Doubly compatible lossless audio sandwidth extension

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3171311D1 (en) * 1981-07-28 1985-08-14 Ibm Voice coding method and arrangment for carrying out said method
FR2577084B1 (fr) * 1985-02-01 1987-03-20 Trt Telecom Radio Electr Systeme de bancs de filtres d'analyse et de synthese d'un signal
FR2613154A1 (fr) * 1987-03-24 1988-09-30 France Etat Systeme de traitement numerique de signal a bancs de filtres
NL8700985A (nl) * 1987-04-27 1988-11-16 Philips Nv Systeem voor sub-band codering van een digitaal audiosignaal.
US4956871A (en) * 1988-09-30 1990-09-11 At&T Bell Laboratories Improving sub-band coding of speech at low bit rates by adding residual speech energy signals to sub-bands

Also Published As

Publication number Publication date
CS277633B6 (en) 1993-03-17
EP0400755B1 (en) 1995-09-06
PL285436A1 (en) 1991-03-11
FI902695A0 (fi) 1990-05-30
CS9002677A2 (en) 1991-08-13
HU903285D0 (en) 1990-10-28
UA37174C2 (uk) 2001-05-15
KR0181292B1 (ko) 1999-05-15
AR246135A1 (es) 1994-03-30
CN1023280C (zh) 1993-12-22
JPH0382233A (ja) 1991-04-08
ES2077631T3 (es) 1995-12-01
US5214678A (en) 1993-05-25
PL165159B1 (pl) 1994-11-30
DK133290D0 (da) 1990-05-30
ATE127642T1 (de) 1995-09-15
AU634237B2 (en) 1993-02-18
DK0400755T3 (da) 1996-01-29
AU5615890A (en) 1990-12-06
HUT56672A (en) 1991-09-30
DE69022119T2 (de) 1996-04-18
HU206572B (en) 1992-11-30
EP0400755A1 (en) 1990-12-05
JP3069611B2 (ja) 2000-07-24
EP0400222A1 (en) 1990-12-05
DE69022119D1 (de) 1995-10-12
PT94224A (pt) 1992-06-30
MX172514B (es) 1993-12-17
HK213496A (en) 1996-12-06
RU2145464C1 (ru) 2000-02-10
KR910002179A (ko) 1991-01-31
CN1050116A (zh) 1991-03-20
BR9002618A (pt) 1991-08-20
CA2017841C (en) 2000-04-18
CA2017841A1 (en) 1990-12-02
PT94224B (pt) 1998-07-31

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN

Owner name: TELEDIFFUSION DE FRANCE S.A.

Owner name: ETAT FRANCAIS MINISTèRE DES POSTES, DES TéLéCOMMUN