CA2293097A1 - Antiparasitage dans des systemes amrc - Google Patents

Antiparasitage dans des systemes amrc Download PDF

Info

Publication number
CA2293097A1
CA2293097A1 CA002293097A CA2293097A CA2293097A1 CA 2293097 A1 CA2293097 A1 CA 2293097A1 CA 002293097 A CA002293097 A CA 002293097A CA 2293097 A CA2293097 A CA 2293097A CA 2293097 A1 CA2293097 A1 CA 2293097A1
Authority
CA
Canada
Prior art keywords
receiver
interference
group
spread
beamformer
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.)
Abandoned
Application number
CA002293097A
Other languages
English (en)
Inventor
Sofiene Affes
Henrik Hansen
Paul Mermelstein
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.)
Institut National de La Recherche Scientifique INRS
Original Assignee
Institut National de La Recherche Scientifique INRS
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 Institut National de La Recherche Scientifique INRS filed Critical Institut National de La Recherche Scientifique INRS
Priority to CA002293097A priority Critical patent/CA2293097A1/fr
Priority to CA2318658A priority patent/CA2318658C/fr
Priority to US09/742,421 priority patent/US6975666B2/en
Priority to AU23352/01A priority patent/AU2335201A/en
Priority to JP2001548942A priority patent/JP4666865B2/ja
Priority to PCT/CA2000/001524 priority patent/WO2001048944A1/fr
Priority to CA002394630A priority patent/CA2394630C/fr
Priority to EP00986926A priority patent/EP1240731B1/fr
Priority to DE60027199T priority patent/DE60027199T2/de
Publication of CA2293097A1 publication Critical patent/CA2293097A1/fr
Abandoned 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
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
    • 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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
CA002293097A 1999-12-23 1999-12-23 Antiparasitage dans des systemes amrc Abandoned CA2293097A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CA002293097A CA2293097A1 (fr) 1999-12-23 1999-12-23 Antiparasitage dans des systemes amrc
CA2318658A CA2318658C (fr) 1999-12-23 2000-09-12 Antiparasitage dans les systemes d'amcr
US09/742,421 US6975666B2 (en) 1999-12-23 2000-12-22 Interference suppression in CDMA systems
AU23352/01A AU2335201A (en) 1999-12-23 2000-12-22 Interference suppression in cdma systems
JP2001548942A JP4666865B2 (ja) 1999-12-23 2000-12-22 Ｃｄｍａシステムにおける干渉抑制
PCT/CA2000/001524 WO2001048944A1 (fr) 1999-12-23 2000-12-22 Élimination d'interférence dans des systèmes cdma
CA002394630A CA2394630C (fr) 1999-12-23 2000-12-22 Elimination d'interference dans des systemes cdma
EP00986926A EP1240731B1 (fr) 1999-12-23 2000-12-22 Limination d'interference dans des systemes cdma
DE60027199T DE60027199T2 (de) 1999-12-23 2000-12-22 Störsignalunterdrückung in cdma-systemen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002293097A CA2293097A1 (fr) 1999-12-23 1999-12-23 Antiparasitage dans des systemes amrc

Publications (1)

Publication Number Publication Date
CA2293097A1 true CA2293097A1 (fr) 2001-06-23

Family

ID=4164956

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002293097A Abandoned CA2293097A1 (fr) 1999-12-23 1999-12-23 Antiparasitage dans des systemes amrc

Country Status (1)

Country Link
CA (1) CA2293097A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102180333A (zh) * 2011-03-29 2011-09-14 煤炭科学研究总院上海分院 新型福伊特偶合器控制装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102180333A (zh) * 2011-03-29 2011-09-14 煤炭科学研究总院上海分院 新型福伊特偶合器控制装置
CN102180333B (zh) * 2011-03-29 2012-12-05 煤炭科学研究总院上海分院 福伊特偶合器控制装置

Similar Documents

Publication Publication Date Title
US6975666B2 (en) Interference suppression in CDMA systems
Moshavi Multi-user detection for DS-CDMA communications
EP0978951B1 (fr) Détecteur à utilisateurs multiples spatio-temporel linéaire
US7158558B2 (en) Wideband multiple access telecommunication method and apparatus
KR0158092B1 (ko) 적응형 스펙트럼 확산수신기
CA2258376C (fr) Recepteur cdma multi-usager comportant un reseau d'antennes et un dispositif multi-usager d'elimination de l'interference
US8284854B2 (en) Groupwise successive interference cancellation for block transmission with reception diversity
JP3202754B2 (ja) 複数の多重アクセス伝送の処理方法
EP1022862B1 (fr) Récepteur économisant le temps de calcul pour la liaison aval pour des systèmes AMRC à séquence directe et procédé associé
US6721293B1 (en) Unsupervised adaptive chip separation filter for CDMA terminal
EP1726101A1 (fr) Annulation d'interferences successives dans une architecture de recepteur rake generalisee
US5809058A (en) Code division multiple access signal receiving apparatus for base station
US8498321B2 (en) Method and system for optimizing programmable interference suppression
EP1304815A2 (fr) Un récepteur de liaison descendante à accès multiple par répartition de codes
EP1605601A1 (fr) Appareil et procédé de rejet d'interférence
EP1240731B1 (fr) Limination d'interference dans des systemes cdma
Krauss et al. MMSE equalization for forward link in 3G CDMA: symbol-level versus chip-level
US6078573A (en) Circuitry and method for demodulating code division multiple access (CDMA) signals
Fukawa et al. Orthogonalizing matched filtering (OMF) detector for DS-CDMA mobile communication systems
CA2293097A1 (fr) Antiparasitage dans des systemes amrc
EP1157474A1 (fr) Filtre de separation adaptative et non dirigee d'elements destine a un terminal amrc
Ma et al. Blind detection of multirate asynchronous CDMA signals in multipath channels
CA2318658C (fr) Antiparasitage dans les systemes d'amcr
CA2394630C (fr) Elimination d'interference dans des systemes cdma
JP2683761B2 (ja) 符号分割多重信号の受信方法及びその受信装置

Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20051223