DE69716682T2 - MAP-Empfänger für digitale Übertragungen hoher Geschwindigkeit über Rayleigh-Kanäle,die gestört und in Zeit und Frequenz streuend sind. - Google Patents

MAP-Empfänger für digitale Übertragungen hoher Geschwindigkeit über Rayleigh-Kanäle,die gestört und in Zeit und Frequenz streuend sind.

Info

Publication number
DE69716682T2
DE69716682T2 DE69716682T DE69716682T DE69716682T2 DE 69716682 T2 DE69716682 T2 DE 69716682T2 DE 69716682 T DE69716682 T DE 69716682T DE 69716682 T DE69716682 T DE 69716682T DE 69716682 T2 DE69716682 T2 DE 69716682T2
Authority
DE
Germany
Prior art keywords
calculated
frequency
time
channel
scatter
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
DE69716682T
Other languages
English (en)
Other versions
DE69716682D1 (de
Inventor
Roberto Cusani
Enzo Baccarelli
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.)
Telit Mobile Terminals SpA
Original Assignee
Telit Mobile Terminals SpA
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 Telit Mobile Terminals SpA filed Critical Telit Mobile Terminals SpA
Application granted granted Critical
Publication of DE69716682D1 publication Critical patent/DE69716682D1/de
Publication of DE69716682T2 publication Critical patent/DE69716682T2/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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03171—Arrangements involving maximum a posteriori probability [MAP] detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Error Detection And Correction (AREA)
  • Circuits Of Receivers In General (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Noise Elimination (AREA)
DE69716682T 1996-07-29 1997-07-25 MAP-Empfänger für digitale Übertragungen hoher Geschwindigkeit über Rayleigh-Kanäle,die gestört und in Zeit und Frequenz streuend sind. Expired - Fee Related DE69716682T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000659A IT1284712B1 (it) 1996-07-29 1996-07-29 Ricevitore map per trasmissioni numeriche ad alta velocita' attraverso canali di rayleigh rumorosi e dispersivi nel tempo e nella frequenza.

Publications (2)

Publication Number Publication Date
DE69716682D1 DE69716682D1 (de) 2002-12-05
DE69716682T2 true DE69716682T2 (de) 2003-07-03

Family

ID=11414827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69716682T Expired - Fee Related DE69716682T2 (de) 1996-07-29 1997-07-25 MAP-Empfänger für digitale Übertragungen hoher Geschwindigkeit über Rayleigh-Kanäle,die gestört und in Zeit und Frequenz streuend sind.

Country Status (6)

Country Link
US (1) US6064703A (de)
EP (1) EP0822673B1 (de)
CN (1) CN1158778C (de)
AT (1) ATE227058T1 (de)
DE (1) DE69716682T2 (de)
IT (1) IT1284712B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT408933B (de) * 1996-05-20 2002-04-25 Josef Dipl Ing Fuhl Verfahren und vorrichtung zur erhöhung der teilnehmerkapazität von zellularen mobilfunknetzen
IT1295863B1 (it) 1997-10-22 1999-05-28 Telital Spa Metodo e apparato di trasmissione e ricezione di segnali digitali e stima dei canali di comunicazione
US6263030B1 (en) * 1998-07-01 2001-07-17 Ericsson Inc. Equalizer with channel tracker switching
IT1301907B1 (it) * 1998-08-05 2000-07-07 Telital Spa Ricevitore per segnali digitali che si propagano in canali con camminimultipli.
US6263467B1 (en) * 1998-08-20 2001-07-17 General Electric Company Turbo code decoder with modified systematic symbol transition probabilities
US6694044B1 (en) * 1999-09-16 2004-02-17 Hewlett-Packard Development Company, L.P. Method for motion classification using switching linear dynamic system models
US6993462B1 (en) 1999-09-16 2006-01-31 Hewlett-Packard Development Company, L.P. Method for motion synthesis and interpolation using switching linear dynamic system models
US6683968B1 (en) 1999-09-16 2004-01-27 Hewlett-Packard Development Company, L.P. Method for visual tracking using switching linear dynamic system models
US6591146B1 (en) * 1999-09-16 2003-07-08 Hewlett-Packard Development Company L.C. Method for learning switching linear dynamic system models from data
GB2360179A (en) * 2000-03-07 2001-09-12 Ericsson Telefon Ab L M Receiver with an 'a posteriori' estimator to determine the position of a synchronisation sequence
IT1319994B1 (it) * 2000-03-22 2003-11-12 Elmer S P A Equalizzatore di tipo map per la ricezione di segnali numerici.
DE10051144C2 (de) * 2000-10-16 2002-11-14 Siemens Ag Verfahren zur Verbesserung einer Kanalabschätzung in einem Funk-Kommunikationssystem
US7010069B2 (en) * 2000-12-04 2006-03-07 Trellisware Technologies, Inc. Method for co-channel interference identification and mitigation
US7336750B1 (en) 2002-11-22 2008-02-26 Marvell International Ltd. Optimal one-shot phase and frequency estimation for timing acquisition
EP1496512A1 (de) * 2003-07-09 2005-01-12 Deutsche Thomson-Brandt Gmbh Verfahren zur adaptiven Datenrückgewinnung
US7421041B2 (en) * 2004-03-01 2008-09-02 Qualcomm, Incorporated Iterative channel and interference estimation and decoding
US8045604B2 (en) * 2004-07-07 2011-10-25 University Of Utah Research Foundation Estimation of log-likelihood using constrained markov-chain monte carlo simulation
US7602863B2 (en) * 2004-09-24 2009-10-13 Seagate Technology Llc Method and apparatus for providing iterative timing recovery
FR2938137B1 (fr) * 2008-10-31 2011-04-15 St Microelectronics Sa Recepteur avec circuit d'estimation de canal.
TWI597955B (zh) * 2015-08-05 2017-09-01 晨星半導體股份有限公司 決策回授等化器之前饋等化器係數及反饋等化器係數的計算方法及裝置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265121A (en) * 1989-10-17 1993-11-23 Juanita H. Stewart Spread spectrum coherent processor
US5436928A (en) * 1991-04-08 1995-07-25 Nippon Telegraph And Telephone Corporation Method and apparatus for equalizing transmission line characteristics which vary at high speed in mobile radio communication

Also Published As

Publication number Publication date
CN1158778C (zh) 2004-07-21
ATE227058T1 (de) 2002-11-15
IT1284712B1 (it) 1998-05-21
EP0822673B1 (de) 2002-10-30
DE69716682D1 (de) 2002-12-05
EP0822673A1 (de) 1998-02-04
US6064703A (en) 2000-05-16
ITTO960659A1 (it) 1998-01-29
CN1180266A (zh) 1998-04-29

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