FR2776869B1 - Recepteur amrc a suppression parallele d'interferences et a ponderation - Google Patents

Recepteur amrc a suppression parallele d'interferences et a ponderation

Info

Publication number
FR2776869B1
FR2776869B1 FR9803586A FR9803586A FR2776869B1 FR 2776869 B1 FR2776869 B1 FR 2776869B1 FR 9803586 A FR9803586 A FR 9803586A FR 9803586 A FR9803586 A FR 9803586A FR 2776869 B1 FR2776869 B1 FR 2776869B1
Authority
FR
France
Prior art keywords
weighting
interference suppression
cdma receiver
parallel interference
parallel
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
FR9803586A
Other languages
English (en)
French (fr)
Other versions
FR2776869A1 (fr
Inventor
Christophe Boulanger
Laurent Ouvry
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR9803586A priority Critical patent/FR2776869B1/fr
Priority to US09/266,919 priority patent/US6414949B1/en
Priority to CA002266610A priority patent/CA2266610C/fr
Priority to DE69925326T priority patent/DE69925326T2/de
Priority to EP99400700A priority patent/EP0945996B1/fr
Publication of FR2776869A1 publication Critical patent/FR2776869A1/fr
Application granted granted Critical
Publication of FR2776869B1 publication Critical patent/FR2776869B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
FR9803586A 1998-03-24 1998-03-24 Recepteur amrc a suppression parallele d'interferences et a ponderation Expired - Fee Related FR2776869B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9803586A FR2776869B1 (fr) 1998-03-24 1998-03-24 Recepteur amrc a suppression parallele d'interferences et a ponderation
US09/266,919 US6414949B1 (en) 1998-03-24 1999-03-12 CDMA receiver with parallel interference suppression and with weighting
CA002266610A CA2266610C (fr) 1998-03-24 1999-03-22 Recepteur amrc a suppression parallele d'interferences et a ponderation
DE69925326T DE69925326T2 (de) 1998-03-24 1999-03-22 CDMA-Empfänger mit paraleller Interferenzunterdrückung und -gewichtung
EP99400700A EP0945996B1 (fr) 1998-03-24 1999-03-22 Récepteur AMRC à suppression parallèle d'interférences et à pondération

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9803586A FR2776869B1 (fr) 1998-03-24 1998-03-24 Recepteur amrc a suppression parallele d'interferences et a ponderation

Publications (2)

Publication Number Publication Date
FR2776869A1 FR2776869A1 (fr) 1999-10-01
FR2776869B1 true FR2776869B1 (fr) 2000-05-05

Family

ID=9524407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9803586A Expired - Fee Related FR2776869B1 (fr) 1998-03-24 1998-03-24 Recepteur amrc a suppression parallele d'interferences et a ponderation

Country Status (5)

Country Link
US (1) US6414949B1 (US06414949-20020702-M00011.png)
EP (1) EP0945996B1 (US06414949-20020702-M00011.png)
CA (1) CA2266610C (US06414949-20020702-M00011.png)
DE (1) DE69925326T2 (US06414949-20020702-M00011.png)
FR (1) FR2776869B1 (US06414949-20020702-M00011.png)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2779590B1 (fr) * 1998-06-03 2000-07-07 Commissariat Energie Atomique Recepteur pour systeme amrc
DE60033892T2 (de) * 1999-07-30 2007-12-13 Koninklijke Philips Electronics N.V. Vorrichtung zur Spreizspektrumdatenübertragung mit einem Datenempfänger
GB2362068B (en) * 2000-05-03 2004-08-18 Siemens Ag Channel estimator for a pipelined interference cancellation apparatus
US6745219B1 (en) * 2000-06-05 2004-06-01 Boris Zelkin Arithmetic unit using stochastic data processing
US7876810B2 (en) * 2005-04-07 2011-01-25 Rambus Inc. Soft weighted interference cancellation for CDMA systems
US7808937B2 (en) 2005-04-07 2010-10-05 Rambus, Inc. Variable interference cancellation technology for CDMA systems
US8761321B2 (en) 2005-04-07 2014-06-24 Iii Holdings 1, Llc Optimal feedback weighting for soft-decision cancellers
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
FR2857101B1 (fr) * 2003-07-01 2007-01-05 Thales Sa Procede de rejection d'interferences perturbant la reception d'un signal de transmission et dispositif
US7522566B2 (en) * 2004-09-30 2009-04-21 Alcatel-Lucent Usa Inc. Computing optimal channel allocations using decomposition methods and related devices
US7991088B2 (en) 2005-11-15 2011-08-02 Tommy Guess Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
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
US7702048B2 (en) * 2005-11-15 2010-04-20 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7623602B2 (en) * 2005-11-15 2009-11-24 Tensorcomm, Inc. Iterative interference canceller for wireless multiple-access systems employing closed loop transmit diversity
US20070110135A1 (en) * 2005-11-15 2007-05-17 Tommy Guess Iterative interference cancellation for MIMO-OFDM receivers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933930A (en) * 1988-10-31 1990-06-12 International Business Machines Corporation High speed switch as for an optical communication system
US5553062A (en) * 1993-04-22 1996-09-03 Interdigital Communication Corporation Spread spectrum CDMA interference canceler system and method
FI106898B (fi) * 1993-11-10 2001-04-30 Nokia Networks Oy Vastaanottomenetelmä ja CDMA-vastaanotin
FR2721466B1 (fr) * 1994-06-21 1996-07-26 Alcatel Mobile Comm France Signal de contrôle pour récepteurs, dispositif de synchronisation, dispositif d'égalisation, procédé de synchronisation et récepteurs correspondants.
JP3551333B2 (ja) * 1995-05-24 2004-08-04 ソニー株式会社 疑似雑音符号発生回路
US5805583A (en) * 1995-08-25 1998-09-08 Terayon Communication Systems Process for communicating multiple channels of digital data in distributed systems using synchronous code division multiple access
US5768269A (en) * 1995-08-25 1998-06-16 Terayon Corporation Apparatus and method for establishing frame synchronization in distributed digital data communication systems
EP0767543A3 (de) * 1995-10-06 2000-07-26 Siemens Aktiengesellschaft Kodemultiplexnachrichtenübertragung mit Interferenzunterdrückung
US5757791A (en) * 1996-04-18 1998-05-26 American Wireless Technology, Inc. Multistage linear receiver for DS-CDMA systems

Also Published As

Publication number Publication date
CA2266610A1 (fr) 1999-09-24
DE69925326D1 (de) 2005-06-23
US6414949B1 (en) 2002-07-02
EP0945996A1 (fr) 1999-09-29
EP0945996B1 (fr) 2005-05-18
CA2266610C (fr) 2007-01-02
FR2776869A1 (fr) 1999-10-01
DE69925326T2 (de) 2006-01-19

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Effective date: 20131129