FR2800944B1 - Procede pour augmenter la capacite d'un reseau cdma, et unites associees - Google Patents

Procede pour augmenter la capacite d'un reseau cdma, et unites associees

Info

Publication number
FR2800944B1
FR2800944B1 FR9913796A FR9913796A FR2800944B1 FR 2800944 B1 FR2800944 B1 FR 2800944B1 FR 9913796 A FR9913796 A FR 9913796A FR 9913796 A FR9913796 A FR 9913796A FR 2800944 B1 FR2800944 B1 FR 2800944B1
Authority
FR
France
Prior art keywords
capacity
increasing
cdma network
associated units
units
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
FR9913796A
Other languages
English (en)
Other versions
FR2800944A1 (fr
Inventor
Hikmet Sari
Marc Moeneclaey
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.)
Alcatel Lucent SAS
Nokia Inc
Original Assignee
Alcatel SA
Nokia Inc
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 Alcatel SA, Nokia Inc filed Critical Alcatel SA
Priority to FR9913796A priority Critical patent/FR2800944B1/fr
Priority to US09/476,361 priority patent/US6459694B1/en
Priority to EP00400020A priority patent/EP1098452A1/fr
Priority to CN00133729.7A priority patent/CN1295393A/zh
Priority to JP2000336658A priority patent/JP2001186106A/ja
Publication of FR2800944A1 publication Critical patent/FR2800944A1/fr
Application granted granted Critical
Publication of FR2800944B1 publication Critical patent/FR2800944B1/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FR9913796A 1999-11-04 1999-11-04 Procede pour augmenter la capacite d'un reseau cdma, et unites associees Expired - Fee Related FR2800944B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9913796A FR2800944B1 (fr) 1999-11-04 1999-11-04 Procede pour augmenter la capacite d'un reseau cdma, et unites associees
US09/476,361 US6459694B1 (en) 1999-11-04 2000-01-03 Method of increasing the capacity of a CDMA network, and associated units
EP00400020A EP1098452A1 (fr) 1999-11-04 2000-01-06 Annulation d'interférence dans un réseau à AMRC sans fil
CN00133729.7A CN1295393A (zh) 1999-11-04 2000-11-02 增加码分多址网络容量的方法和相关单元
JP2000336658A JP2001186106A (ja) 1999-11-04 2000-11-02 Ｃｄｍａネットワークの容量を増加する方法およびそれに関連する装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9913796A FR2800944B1 (fr) 1999-11-04 1999-11-04 Procede pour augmenter la capacite d'un reseau cdma, et unites associees

Publications (2)

Publication Number Publication Date
FR2800944A1 FR2800944A1 (fr) 2001-05-11
FR2800944B1 true FR2800944B1 (fr) 2002-01-25

Family

ID=9551705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9913796A Expired - Fee Related FR2800944B1 (fr) 1999-11-04 1999-11-04 Procede pour augmenter la capacite d'un reseau cdma, et unites associees

Country Status (5)

Country Link
US (1) US6459694B1 (fr)
EP (1) EP1098452A1 (fr)
JP (1) JP2001186106A (fr)
CN (1) CN1295393A (fr)
FR (1) FR2800944B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7911993B2 (en) 2000-07-19 2011-03-22 Ipr Licensing, Inc. Method and apparatus for allowing soft handoff of a CDMA reverse link utilizing an orthogonal channel structure
US8537656B2 (en) 2000-07-19 2013-09-17 Ipr Licensing, Inc. Method for compensating for multi-path of a CDMA reverse link utilizing an orthogonal channel structure
KR100424538B1 (ko) * 2001-05-29 2004-03-27 엘지전자 주식회사 이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법
US8611311B2 (en) 2001-06-06 2013-12-17 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
EP1271982A1 (fr) * 2001-06-19 2003-01-02 Mitsubishi Electric Information Technology Centre Europe B.V. Méthode d'allocation de codes d'embrouillage secondaires
US6917581B2 (en) 2001-07-17 2005-07-12 Ipr Licensing, Inc. Use of orthogonal or near orthogonal codes in reverse link
US8406695B2 (en) * 2004-12-23 2013-03-26 Qualcomm Incorporated Joint interference cancellation of pilot, overhead and traffic channels
US8099123B2 (en) 2004-12-23 2012-01-17 Qualcomm Incorporated Adaptation of transmit subchannel gains in a system with interference cancellation
US8442441B2 (en) 2004-12-23 2013-05-14 Qualcomm Incorporated Traffic interference cancellation
US8422955B2 (en) 2004-12-23 2013-04-16 Qualcomm Incorporated Channel estimation for interference cancellation
CN101133581B (zh) * 2005-06-28 2012-01-18 中兴通讯股份有限公司 一种cdma系统中多扰码配置及其相关的解调方法
US8472877B2 (en) 2005-10-24 2013-06-25 Qualcomm Incorporated Iterative interference cancellation system and method
US8385388B2 (en) 2005-12-06 2013-02-26 Qualcomm Incorporated Method and system for signal reconstruction from spatially and temporally correlated received samples
US8781043B2 (en) 2006-11-15 2014-07-15 Qualcomm Incorporated Successive equalization and cancellation and successive mini multi-user detection for wireless communication
WO2011063567A1 (fr) * 2009-11-27 2011-06-03 Qualcomm Incorporated Annulation d'interférences pour des ensembles de canaux non orthogonaux
US10110834B2 (en) 2011-11-07 2018-10-23 Raytheon Company Hadamard enhanced sensors
JP6271815B2 (ja) * 2015-05-29 2018-01-31 株式会社日立国際電気 ノイズキャンセラー装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5887034A (en) * 1996-03-29 1999-03-23 Nec Corporation DS-CDMA multiple user serial interference canceler unit and method of transmitting interference replica signal of the same
AU8905598A (en) * 1997-08-13 1999-03-08 Qualcomm Incorporated Method and apparatus for interference cancellation for a high data rate user in a cdma system

Also Published As

Publication number Publication date
JP2001186106A (ja) 2001-07-06
FR2800944A1 (fr) 2001-05-11
CN1295393A (zh) 2001-05-16
US6459694B1 (en) 2002-10-01
EP1098452A1 (fr) 2001-05-09

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Legal Events

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