DE69124754D1 - Entscheidungsrückgekoppelter Dekodierer mit Pipeline-Struktur - Google Patents

Entscheidungsrückgekoppelter Dekodierer mit Pipeline-Struktur

Info

Publication number
DE69124754D1
DE69124754D1 DE69124754T DE69124754T DE69124754D1 DE 69124754 D1 DE69124754 D1 DE 69124754D1 DE 69124754 T DE69124754 T DE 69124754T DE 69124754 T DE69124754 T DE 69124754T DE 69124754 D1 DE69124754 D1 DE 69124754D1
Authority
DE
Germany
Prior art keywords
decision feedback
pipeline structure
feedback decoder
decoder
pipeline
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.)
Expired - Fee Related
Application number
DE69124754T
Other languages
English (en)
Other versions
DE69124754T2 (de
Inventor
Paul S Newby
Dan E Bower
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.)
Ampex Systems Corp
Original Assignee
Ampex Systems Corp
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 Ampex Systems Corp filed Critical Ampex Systems Corp
Publication of DE69124754D1 publication Critical patent/DE69124754D1/de
Application granted granted Critical
Publication of DE69124754T2 publication Critical patent/DE69124754T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H04L25/063—Setting decision thresholds using feedback techniques only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
DE69124754T 1990-07-31 1991-05-14 Entscheidungsrückgekoppelter Dekodierer mit Pipeline-Struktur Expired - Fee Related DE69124754T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/562,305 US5097486A (en) 1990-07-31 1990-07-31 Pipelined decision feedback decoder

Publications (2)

Publication Number Publication Date
DE69124754D1 true DE69124754D1 (de) 1997-04-03
DE69124754T2 DE69124754T2 (de) 1997-08-28

Family

ID=24245726

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124754T Expired - Fee Related DE69124754T2 (de) 1990-07-31 1991-05-14 Entscheidungsrückgekoppelter Dekodierer mit Pipeline-Struktur

Country Status (5)

Country Link
US (1) US5097486A (de)
EP (1) EP0469647B1 (de)
JP (1) JP3027238B2 (de)
CN (1) CN1025705C (de)
DE (1) DE69124754T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5521941A (en) * 1990-11-29 1996-05-28 Motorola, Inc. Automatic threshold control for multi-level signals
FR2677828B1 (fr) * 1991-06-14 1993-08-20 Sextant Avionique Procede de detection d'un signal utile bruite.
US5303262A (en) * 1992-02-21 1994-04-12 Hewlett-Packard Company Method and apparatus for triggering measurements from a TDMA signal
ES2141716T3 (es) * 1992-09-09 2000-04-01 Cit Alcatel Ajuste del umbral del receptor y control de la potencia del transmisor para un sistema de comunicacion atm.
US5394441A (en) * 1993-02-05 1995-02-28 Motorola, Inc. Method and apparatus for digitally tracking highs and lows of a signal received by a radio communication device
US5583500A (en) * 1993-02-10 1996-12-10 Ricoh Corporation Method and apparatus for parallel encoding and decoding of data
US5410556A (en) * 1993-10-29 1995-04-25 Ampex Corporation Pipelined viterbi decoder
US5436589A (en) * 1994-01-31 1995-07-25 Motorola, Inc. Demodulator for frequency shift keyed signals
EP0678999B1 (de) * 1994-04-08 2001-09-26 Nec Corporation Adaptive Einstellung von Entscheidungspegeln
CN1050950C (zh) * 1994-04-09 2000-03-29 日本电气株式会社 多电平调制信号的电平鉴定错后能迅速恢复正常的无线电通信设备
SE9501679D0 (sv) * 1995-05-05 1995-05-05 Centek Detector device
WO1999003241A2 (en) * 1997-07-11 1999-01-21 Cambridge Consultants Limited Data slicing using n previously decoded symbols
US5963599A (en) * 1997-08-04 1999-10-05 Raytheon Company Truncated maximum likelihood sequence estimator
US6249556B1 (en) * 1998-05-27 2001-06-19 Intel Corporation Dynamic thresholding for input receivers
GB0100202D0 (en) * 2001-01-04 2001-02-14 Koninkl Philips Electronics Nv Receiver having a variable threshold slicer stage and a method of updating the threshold levels of the slicer stage
DE60219277T2 (de) 2002-01-28 2008-01-03 Lucent Technologies Inc. Einstellung von Entscheidungspegeln und Abtastphase auf der Basis von vorherigen Bit-Werten
US6760551B2 (en) * 2002-10-29 2004-07-06 Agilent Technologies, Inc. Adaptive decoder for skin effect limited signals
US7269347B1 (en) * 2003-05-28 2007-09-11 Ciena Corporation Optical receiver decision threshold tuning apparatus and method
US7188302B2 (en) * 2004-04-14 2007-03-06 Realtek Semiconductor Corp. Parallel decision-feedback decoder and method for joint equalizing and decoding of incoming data stream
US8121186B2 (en) * 2008-06-06 2012-02-21 Lsi Corporation Systems and methods for speculative signal equalization

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125727A (en) * 1959-04-24 1964-03-17 Voltage amplitude detection apparatus
US3214700A (en) * 1961-03-17 1965-10-26 Trw Inc Variable threshold signal detection system
US3634769A (en) * 1969-12-12 1972-01-11 Relex Corp Sequential gating circuit
JPS531008B2 (de) * 1972-12-07 1978-01-13
US4012697A (en) * 1975-06-30 1977-03-15 Honeywell Inc. Clock signal extraction during playback of a self-clocking digital recording
US4344039A (en) * 1979-03-13 1982-08-10 Sanyo Electric Co., Ltd. Demodulating circuit for self-clocking-information
US4371975A (en) * 1981-02-25 1983-02-01 Rockwell International Corporation Sampling NRZ data phase detector
US4387465A (en) * 1981-04-13 1983-06-07 Trw Inc. Sequential threshold detector
US4546394A (en) * 1982-01-29 1985-10-08 Sansui Electric Co., Ltd. Signal reconstruction circuit for digital signals
US4639792A (en) * 1982-10-21 1987-01-27 The Stypher Corporation Apparatus for decoding video address code signals
JPS5992410A (ja) * 1982-11-17 1984-05-28 Sony Corp デ−タ検出装置
JPH0681162B2 (ja) * 1984-03-31 1994-10-12 日本電信電話株式会社 デ−タ判定回路
US4697098A (en) * 1985-06-10 1987-09-29 Priam Corporation Composite gate generator circuit for detecting valid data signals
CA1282127C (en) * 1985-06-29 1991-03-26 Nec Corporation Digital demodulation system
DE3579919D1 (de) * 1985-07-27 1990-10-31 Itt Ind Gmbh Deutsche Frequenzdemodulationsschaltung mit nulldurchgangszaehlung.
US4852126A (en) * 1986-02-07 1989-07-25 Matsushita Electric Industrial Co., Ltd. Digital information reproducing apparatus

Also Published As

Publication number Publication date
CN1025705C (zh) 1994-08-17
US5097486A (en) 1992-03-17
EP0469647B1 (de) 1997-02-26
DE69124754T2 (de) 1997-08-28
JPH04234249A (ja) 1992-08-21
EP0469647A2 (de) 1992-02-05
EP0469647A3 (en) 1992-12-09
CN1058683A (zh) 1992-02-12
JP3027238B2 (ja) 2000-03-27

Similar Documents

Publication Publication Date Title
DE69124754D1 (de) Entscheidungsrückgekoppelter Dekodierer mit Pipeline-Struktur
DE69414985D1 (de) Verzweigungsentscheidungskodierung
DE69535257D1 (de) Verbundmaterial mit kontrollierter Elastizität
DE69430568D1 (de) Flacher bildschirm mit innerer tragstruktur
NO943010D0 (no) Vannkontroll med hydroksyumettede karbonyler
DE69122554D1 (de) Beschichtung mit geringem Emissionsvermögen
DE69112984D1 (de) Flexible Küvetten.
DE69232824D1 (de) Dekoder
DE69227010D1 (de) Viterbi-Dekodierungsgerät mit Mehrheitsentscheidung
DE69323316D1 (de) Plastifizierte fluoropolymere
DE59306590D1 (de) Positiv-Photoresist mit verbesserten Prozesseigenschaften
DE69119573D1 (de) Steuerungssystem mit gleitender Wirkungsweise
DE69231844D1 (de) Mit entscheidungsrückgekoppeltem Entzerrer brauchbarer signalangepasster Filter
NO911811D0 (no) Borkrone med fasettert profil.
DE69320739D1 (de) Schläger mit Dämpfungselementen
DE69113788D1 (de) Zugentlastungsmuffe mit schraube.
DE69220741D1 (de) Schneller entscheidungsrückgekoppelter Entzerrer mit niedrigem Restschwund
DE69119562D1 (de) Steuerungssystem mit gleitender Wirkungsweise
DE69427471D1 (de) Transkonduktanzstufe mit gesteuerter Verstärkung
DE69228381D1 (de) Faltbare bühne mit mehreren ebenen
DE69409127D1 (de) Leitschaufelverstellung mit rückkopplung
ATA68393A (de) Sonnenschirm mit betätigungsvorrichtung
DE69212650D1 (de) Glasfaserwicklung
DE69119398D1 (de) Kontrollwaagen mit Längenberücksichtigung
DE69324681D1 (de) Entproteinisierung mit azlacton-gekoppelten funktionsträgern

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee