IT1284712B1 - Ricevitore map per trasmissioni numeriche ad alta velocita' attraverso canali di rayleigh rumorosi e dispersivi nel tempo e nella frequenza. - Google Patents

Ricevitore map per trasmissioni numeriche ad alta velocita' attraverso canali di rayleigh rumorosi e dispersivi nel tempo e nella frequenza.

Info

Publication number
IT1284712B1
IT1284712B1 IT96TO000659A ITTO960659A IT1284712B1 IT 1284712 B1 IT1284712 B1 IT 1284712B1 IT 96TO000659 A IT96TO000659 A IT 96TO000659A IT TO960659 A ITTO960659 A IT TO960659A IT 1284712 B1 IT1284712 B1 IT 1284712B1
Authority
IT
Italy
Prior art keywords
calculated
noisy
transmissions
frequency
channel
Prior art date
Application number
IT96TO000659A
Other languages
English (en)
Inventor
Roberto Cusani
Enzo Baccarelli
Original Assignee
Roberto Cusani
Enzo Baccarelli
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 Roberto Cusani, Enzo Baccarelli filed Critical Roberto Cusani
Priority to IT96TO000659A priority Critical patent/IT1284712B1/it
Priority to EP97202349A priority patent/EP0822673B1/en
Priority to DE69716682T priority patent/DE69716682T2/de
Priority to AT97202349T priority patent/ATE227058T1/de
Priority to CNB971147817A priority patent/CN1158778C/zh
Priority to US08/901,981 priority patent/US6064703A/en
Publication of ITTO960659A1 publication Critical patent/ITTO960659A1/it
Application granted granted Critical
Publication of IT1284712B1 publication Critical patent/IT1284712B1/it

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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
IT96TO000659A 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. IT1284712B1 (it)

Priority Applications (6)

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.
EP97202349A EP0822673B1 (en) 1996-07-29 1997-07-25 MAP receiver for high-speed numerical transmissions through Rayleigh channels which are noisy and dispersive in time and frequency
DE69716682T 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.
AT97202349T ATE227058T1 (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.
CNB971147817A CN1158778C (zh) 1996-07-29 1997-07-28 通过有噪声的用于高速数值传输的最大后验概率接收机
US08/901,981 US6064703A (en) 1996-07-29 1997-07-29 MAP receiver for high-speed numerical transmissions through rayleigh channels noisy and dispersive in time and frequency

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
ITTO960659A1 ITTO960659A1 (it) 1998-01-29
IT1284712B1 true IT1284712B1 (it) 1998-05-21

Family

ID=11414827

Family Applications (1)

Application Number Title Priority Date Filing Date
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.

Country Status (6)

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

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
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
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
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 (en) * 2003-07-09 2005-01-12 Deutsche Thomson-Brandt Gmbh Method for adaptive bit recovery
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
ATE227058T1 (de) 2002-11-15
CN1158778C (zh) 2004-07-21
US6064703A (en) 2000-05-16
ITTO960659A1 (it) 1998-01-29
EP0822673B1 (en) 2002-10-30
CN1180266A (zh) 1998-04-29
DE69716682T2 (de) 2003-07-03
DE69716682D1 (de) 2002-12-05
EP0822673A1 (en) 1998-02-04

Similar Documents

Publication Publication Date Title
IT1284712B1 (it) Ricevitore map per trasmissioni numeriche ad alta velocita' attraverso canali di rayleigh rumorosi e dispersivi nel tempo e nella frequenza.
DE69730992D1 (de) Verbindungsherstellungsverfahren, teilnehmereinheit und funksystem
EP0955728A3 (en) Method and apparatus for performing data pulse detection
EP0952665A3 (en) Slope, drift and offset compensation in zero-if receivers
PT880712E (pt) Sistema de determinacao de posicao
EP1063824A3 (en) Symbol synchronisation in multicarrier receivers
DE69105298D1 (de) Verfahren zur Fadingverminderung eines Viterbi-Empfängers mit zumindestens zwei Antennen.
FI102797B1 (fi) Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin
EP1059541A3 (en) Interference rejection method for an automative radar CW/ICC system
WO2003023440A3 (en) System and method to estimate the location of a receiver in a multi-path environment
ATE314770T1 (de) Adaptive entzerrung und dekodierung für gespreizte kanalverzögerung
DE60132561D1 (de) Verfahren und vorrichtung für kanalschäztung
KR101009827B1 (ko) 이동통신 시스템에서 이동단말의 속도 추정 장치 및 방법
US20050060094A1 (en) Apparatus and method for estimating a velocity of a mobile terminal in a mobile communication system
US6792036B2 (en) Method for estimating channel impulse responses of a mobile radio channel
TR200101581T2 (tr) Küme almacı biçimlendirme yöntemi ve aygıtı
US6907367B2 (en) Time-series segmentation
DE69901532T2 (de) Verfahren zur Schätzung des Signal-Rausch-Verhältnisses von einem digitalen Signal
EP1209831A3 (en) Method of managing and monitoring performances in digital radio systems
US8311132B2 (en) Pilot-assisted doppler frequency estimation
EP1567883B1 (en) Determination of the position of a pulse peak
CN1148905C (zh) 宽带码分多址中抗深衰减的半盲信道估计方法
JP2005064983A (ja) スペクトラム拡散信号受信装置
ATE274772T1 (de) Verfahren zum schätzen des frequenzversatzes eines cpfsk-signals
DE60221732D1 (de) Dichotomisches Verfahren zur Auswahl eines Weges zwischen zwei Knoten in einem Datennetzwerk

Legal Events

Date Code Title Description
0001 Granted