NO306318B1 - FremgangsmÕte og mottaker for mottaking av diskrete signaler - Google Patents

FremgangsmÕte og mottaker for mottaking av diskrete signaler Download PDF

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Publication number
NO306318B1
NO306318B1 NO912280A NO912280A NO306318B1 NO 306318 B1 NO306318 B1 NO 306318B1 NO 912280 A NO912280 A NO 912280A NO 912280 A NO912280 A NO 912280A NO 306318 B1 NO306318 B1 NO 306318B1
Authority
NO
Norway
Prior art keywords
signal
adaptive
self
detection
equalizer
Prior art date
Application number
NO912280A
Other languages
English (en)
Norwegian (no)
Other versions
NO912280L (no
NO912280D0 (no
Inventor
Jukka Henriksson
Kimmo Raivio
Teuvo Kohonen
Original Assignee
Nokia Oy Ab
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 Nokia Oy Ab filed Critical Nokia Oy Ab
Publication of NO912280D0 publication Critical patent/NO912280D0/no
Publication of NO912280L publication Critical patent/NO912280L/no
Publication of NO306318B1 publication Critical patent/NO306318B1/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/0342—QAM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H04L2025/03477—Tapped delay lines not time-recursive
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Burglar Alarm Systems (AREA)
NO912280A 1990-06-14 1991-06-13 FremgangsmÕte og mottaker for mottaking av diskrete signaler NO306318B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI902992A FI85548C (fi) 1990-06-14 1990-06-14 Mottagningsfoerfarande och mottagare foer diskreta signaler.

Publications (3)

Publication Number Publication Date
NO912280D0 NO912280D0 (no) 1991-06-13
NO912280L NO912280L (no) 1991-12-16
NO306318B1 true NO306318B1 (no) 1999-10-18

Family

ID=8530629

Family Applications (1)

Application Number Title Priority Date Filing Date
NO912280A NO306318B1 (no) 1990-06-14 1991-06-13 FremgangsmÕte og mottaker for mottaking av diskrete signaler

Country Status (7)

Country Link
US (1) US5233635A (fi)
EP (1) EP0465851B1 (fi)
JP (1) JP3190369B2 (fi)
AU (1) AU636494B2 (fi)
DE (1) DE69130140T2 (fi)
FI (1) FI85548C (fi)
NO (1) NO306318B1 (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3182763B2 (ja) * 1991-06-20 2001-07-03 ユニヴァーサル・データ・システムズ・インコーポレイテッド 信号点、等化器利得などを調整する装置および方法
FI90705C (fi) * 1992-06-12 1994-03-10 Nokia Oy Ab Adaptiivinen ilmaisumenetelmä ja ilmaisin kvantittuneille signaaleille
FI98338C (fi) * 1993-03-26 1997-06-10 Instrumentarium Oy Menetelmä anestesiajärjestelmässä esiintyvien vaaratilanteiden ilmaisemiseksi ja tunnistamiseksi itseorganisoivan kartan avulla
JPH07169055A (ja) * 1993-12-15 1995-07-04 Hitachi Ltd 光ディスク装置及び光ディスク
US5426597A (en) * 1994-04-26 1995-06-20 The United States Of America As Represented By The Secretary Of The Navy Adaptive infinite impulse response (IIR) filter system
ES2101639B1 (es) * 1994-10-21 1998-03-01 Alcatel Standard Electrica Ecualizador adaptativo.
FI98177C (fi) * 1995-06-01 1997-04-25 Nokia Mobile Phones Ltd Menetelmä ja piirijärjestely häiriöllisen signaalin käsittelemiseksi
US5898737A (en) * 1995-10-16 1999-04-27 Lockheed Martin Corporation Adaptive digital symbol recovery for amplitude phased keyed digital communication systems
FI100150B (fi) * 1996-03-19 1997-09-30 Nokia Telecommunications Oy Vastaanottomenetelmä ja vastaanotin
US5742642A (en) * 1996-10-29 1998-04-21 Telefonaktiebolaget Lm Ericsson Signal processing method and apparatus for reducing equalizer error
US6034993A (en) * 1996-11-15 2000-03-07 3Com Corporation Method and apparatus for adaptively equalizing a signal received from a remote transmitter
FR2818057B1 (fr) * 2000-12-13 2006-07-07 Mitsubishi Electric Inf Tech Methode et dispositif de detection multi-utilisateur
FR2818468B1 (fr) 2000-12-20 2003-01-31 Mitsubishi Electric Inf Tech Methode et dispositif de detection multi-utilisateur en mode ds-cdma
FR2824977A1 (fr) * 2001-05-15 2002-11-22 France Telecom Procede de demodulation et de modulation d'un signal tenant compte de l'effet d'erreurs de phase, recepteur, systeme et signal correspondants
JP4642753B2 (ja) * 2003-05-05 2011-03-02 トムソン ライセンシング インタラクティブ復号化に利用される装置及び方法
DE10347259B4 (de) * 2003-10-08 2013-10-31 Entropic Communications, Inc. Verfahren zum Synchronisieren einer Schaltungsanordnung beim Empfang eines modulierten Signals
KR100615597B1 (ko) * 2004-05-27 2006-08-25 삼성전자주식회사 데이터 입력회로 및 방법
GB0419947D0 (en) 2004-09-08 2004-10-13 British Telecomm High data rate demodulation system
GB0419945D0 (en) * 2004-09-08 2004-10-13 British Telecomm High data rate demodulation system
GB0419946D0 (en) * 2004-09-08 2004-10-13 British Telecomm High data rate demodulation system
US7876866B1 (en) * 2005-01-27 2011-01-25 Pmc-Sierra Us, Inc. Data subset selection algorithm for reducing data-pattern autocorrelations

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109023A (en) * 1979-02-14 1980-08-21 Toshiba Corp Automatic equalizer
JPS5962228A (ja) * 1982-10-01 1984-04-09 Nec Corp 自動等化器
FR2534426A1 (fr) * 1982-10-11 1984-04-13 Trt Telecom Radio Electr Egaliseur auto-adaptatif pour signal de donnees en bande de base
US4615038A (en) * 1984-06-06 1986-09-30 At&T Information Systems Inc. Equalization of modulated data signals utilizing tentative and final decisions and replication of non-linear channel distortion
FR2571566B1 (fr) * 1984-10-09 1987-01-23 Labo Electronique Physique Dispositif de reception de donnees numeriques comportant un dispositif de recuperation adaptative de rythme
US4713829A (en) * 1985-06-19 1987-12-15 Codex Corporation Coded modulation system with a simplified decoder capable of reducing the effects of channel distortion
CA1282127C (en) * 1985-06-29 1991-03-26 Nec Corporation Digital demodulation system
DE3765947D1 (de) * 1986-01-18 1990-12-13 Hewlett Packard Ltd Beeinflussungsfreier analysator zur erfassung von kanalstoerungen.
US4689805A (en) * 1986-04-29 1987-08-25 Oy Nokia Ab Method of and a device for correcting signal distortion caused by a cable
NL8701331A (nl) * 1987-06-09 1989-01-02 Philips Nv Datatransmissiesysteem bevattende een beslissingsteruggekoppelde egalisator en gebruik makende van partieleresponsie technieken.
NL8701333A (nl) * 1987-06-09 1989-01-02 Philips Nv Inrichting voor het bestrijden van intersymboolinterferentie en ruis.
JP2639948B2 (ja) * 1987-12-08 1997-08-13 松下電器産業株式会社 適応基準等化装置
FI881007A0 (fi) * 1988-03-04 1988-03-04 Teuvo Kohonen Foerfarande foer adaptiv avlaesning av kvantiserade signaler.
DE3808070A1 (de) * 1988-03-11 1989-09-21 Basf Ag Verfahren zur herstellung von besonders blaustichigen perlglanzpigmenten

Also Published As

Publication number Publication date
DE69130140T2 (de) 1999-04-08
NO912280L (no) 1991-12-16
FI85548C (fi) 1992-04-27
JP3190369B2 (ja) 2001-07-23
EP0465851B1 (en) 1998-09-09
NO912280D0 (no) 1991-06-13
FI902992A0 (fi) 1990-06-14
JPH04233335A (ja) 1992-08-21
EP0465851A2 (en) 1992-01-15
FI902992A (fi) 1991-12-15
EP0465851A3 (en) 1992-08-19
FI85548B (fi) 1992-01-15
AU7832491A (en) 1992-12-17
DE69130140D1 (de) 1998-10-15
AU636494B2 (en) 1993-04-29
US5233635A (en) 1993-08-03

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