ATE414354T1 - Adaptiver uni-modularer cdma-empfänger - Google Patents

Adaptiver uni-modularer cdma-empfänger

Info

Publication number
ATE414354T1
ATE414354T1 AT01402315T AT01402315T ATE414354T1 AT E414354 T1 ATE414354 T1 AT E414354T1 AT 01402315 T AT01402315 T AT 01402315T AT 01402315 T AT01402315 T AT 01402315T AT E414354 T1 ATE414354 T1 AT E414354T1
Authority
AT
Austria
Prior art keywords
signals
adaptive
uni
modular
cdma receiver
Prior art date
Application number
AT01402315T
Other languages
English (en)
Inventor
David Mottier
Original Assignee
Mitsubishi Electric Inf Tech
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 Mitsubishi Electric Inf Tech filed Critical Mitsubishi Electric Inf Tech
Application granted granted Critical
Publication of ATE414354T1 publication Critical patent/ATE414354T1/de

Links

Classifications

    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0851—Joint weighting using training sequences or error signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
AT01402315T 2000-09-07 2001-09-06 Adaptiver uni-modularer cdma-empfänger ATE414354T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0011683A FR2813729B1 (fr) 2000-09-07 2000-09-07 Recepteur cdma adaptatif uni-modulaire

Publications (1)

Publication Number Publication Date
ATE414354T1 true ATE414354T1 (de) 2008-11-15

Family

ID=8854265

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01402315T ATE414354T1 (de) 2000-09-07 2001-09-06 Adaptiver uni-modularer cdma-empfänger

Country Status (6)

Country Link
US (1) US6850772B2 (de)
EP (1) EP1187366B1 (de)
JP (1) JP2002176382A (de)
AT (1) ATE414354T1 (de)
DE (1) DE60136517D1 (de)
FR (1) FR2813729B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2813728B1 (fr) * 2000-09-07 2003-03-07 Mitsubishi Electric Inf Tech Recepteur cdma adaptatif bi-modulaire
US7161974B2 (en) * 2001-09-10 2007-01-09 Sasken Communication Technologies Ltd. Method for 2D antenna rake combining in a code division multiplication access system
US7103098B2 (en) * 2002-03-15 2006-09-05 Intel Corporation Adaptive receiver for multiplex/multi-access communications
US8005128B1 (en) * 2003-09-23 2011-08-23 Rambus Inc. Methods for estimation and interference cancellation for signal processing
US7715508B2 (en) 2005-11-15 2010-05-11 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
WO2004040789A2 (en) * 2002-10-29 2004-05-13 Axiocom Inc. Cascade filter receiver for ds-cdma communication systems
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) * 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
US7826516B2 (en) 2005-11-15 2010-11-02 Rambus Inc. Iterative interference canceller for wireless multiple-access systems with multiple receive antennas
US7711075B2 (en) 2005-11-15 2010-05-04 Tensorcomm Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7991088B2 (en) 2005-11-15 2011-08-02 Tommy Guess Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7702048B2 (en) * 2005-11-15 2010-04-20 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US20070110135A1 (en) * 2005-11-15 2007-05-17 Tommy Guess Iterative interference cancellation for MIMO-OFDM receivers
US7623602B2 (en) * 2005-11-15 2009-11-24 Tensorcomm, Inc. Iterative interference canceller for wireless multiple-access systems employing closed loop transmit diversity
KR102734613B1 (ko) * 2020-04-17 2024-11-27 삼성전자주식회사 Mimo를 지원하는 무선 통신 시스템에서 채널 추정 방법 및 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5623485A (en) * 1995-02-21 1997-04-22 Lucent Technologies Inc. Dual mode code division multiple access communication system and method
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6603804B1 (en) * 1999-10-01 2003-08-05 Agere Systems Inc. Upsampling filter having one-bit multipliers for multiple spread-data streams

Also Published As

Publication number Publication date
EP1187366A1 (de) 2002-03-13
US20020045462A1 (en) 2002-04-18
JP2002176382A (ja) 2002-06-21
FR2813729A1 (fr) 2002-03-08
DE60136517D1 (de) 2008-12-24
FR2813729B1 (fr) 2004-11-05
US6850772B2 (en) 2005-02-01
EP1187366B1 (de) 2008-11-12

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties