AU2001233237A1 - Support of multiuser detection in the downlink - Google Patents

Support of multiuser detection in the downlink

Info

Publication number
AU2001233237A1
AU2001233237A1 AU2001233237A AU3323701A AU2001233237A1 AU 2001233237 A1 AU2001233237 A1 AU 2001233237A1 AU 2001233237 A AU2001233237 A AU 2001233237A AU 3323701 A AU3323701 A AU 3323701A AU 2001233237 A1 AU2001233237 A1 AU 2001233237A1
Authority
AU
Australia
Prior art keywords
code
communication
burst
channelization
bursts
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
AU2001233237A
Other languages
English (en)
Inventor
Alexander Reznik
Stephen E. Terry
Ariela Zeira
Eldad Zeira
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.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology Corp
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 InterDigital Technology Corp filed Critical InterDigital Technology Corp
Publication of AU2001233237A1 publication Critical patent/AU2001233237A1/en
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
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • 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
    • H04B1/7073—Synchronisation aspects
    • H04B1/70735—Code identification
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H04B2001/70935—Matched filter type using a bank of matched fileters, e.g. Fast Hadamard Transform
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/70709—Efficiency-related aspects with discontinuous detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Catching Or Destruction (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Eye Examination Apparatus (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Prostheses (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Socks And Pantyhose (AREA)
AU2001233237A 2000-02-04 2001-02-02 Support of multiuser detection in the downlink Abandoned AU2001233237A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18040200P 2000-02-04 2000-02-04
US60/180,402 2000-02-04
PCT/US2001/003380 WO2001058041A2 (fr) 2000-02-04 2001-02-02 Gestion de la detection de plusieurs utilisateurs au niveau de la liaison descendante

Publications (1)

Publication Number Publication Date
AU2001233237A1 true AU2001233237A1 (en) 2001-08-14

Family

ID=22660319

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001233237A Abandoned AU2001233237A1 (en) 2000-02-04 2001-02-02 Support of multiuser detection in the downlink

Country Status (19)

Country Link
US (5) US6934271B2 (fr)
EP (2) EP1252723B1 (fr)
JP (3) JP3782012B2 (fr)
KR (1) KR100446173B1 (fr)
CN (3) CN1976243A (fr)
AT (1) ATE282264T1 (fr)
AU (1) AU2001233237A1 (fr)
BR (1) BR0108290A (fr)
CA (1) CA2399078C (fr)
DE (2) DE1252723T1 (fr)
DK (1) DK1252723T3 (fr)
ES (1) ES2227124T3 (fr)
HK (2) HK1056953A1 (fr)
IL (3) IL150991A0 (fr)
MX (1) MXPA02007499A (fr)
NO (2) NO326185B1 (fr)
SG (2) SG112856A1 (fr)
TW (1) TW508923B (fr)
WO (1) WO2001058041A2 (fr)

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DE10138962B4 (de) * 2001-08-08 2011-05-12 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur Erkennung von aktiven Codesequenzen
EP1304818B1 (fr) * 2001-10-18 2009-08-05 Siemens Aktiengesellschaft Procédé de signalisation de la correspondance entre codes AMRC et séquences d'apprentissage dans des systèmes de radio mobiles à duplex par répartition dans le temps
US7443908B2 (en) * 2001-11-26 2008-10-28 Stmicroelectronics S.R.L. Low complexity detection in digital receivers
WO2003061150A1 (fr) * 2002-01-17 2003-07-24 Koninklijke Philips Electronics N.V. Detection multi-utilisateur dans un terminal mobile pour la reduction d'interferences
CA2476486A1 (fr) * 2002-02-19 2003-08-28 Interdigital Technology Corporation Procede et appareil destines a fournir une admission/non admission rapidement fiable pour un duplex a repartition dans le temps (drt) et un duplex a repartition en frequence (drf)
TWI343195B (en) 2002-03-25 2011-06-01 Interdigital Tech Corp Method and apparatus for blind code detection
US6760370B2 (en) 2002-04-03 2004-07-06 Interdigital Technology Corporation Low bias method for estimating small signal-to-noise ratio
US7428278B2 (en) * 2002-05-09 2008-09-23 Interdigital Technology Corporation Method and apparatus for parallel midamble cancellation
WO2004002000A1 (fr) * 2002-05-22 2003-12-31 Matsushita Electric Industrial Co. Ltd. Recepteur et technique de reception
JP3581357B2 (ja) * 2002-05-22 2004-10-27 松下電器産業株式会社 通信端末装置及び拡散コード推定方法
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KR100557102B1 (ko) * 2002-09-07 2006-03-03 삼성전자주식회사 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법
KR100504804B1 (ko) * 2002-09-28 2005-08-01 엘지전자 주식회사 Ｗｃｄｍａ시스템의 역채널화방법
KR100511668B1 (ko) * 2002-12-04 2005-08-31 엘지전자 주식회사 이동통신 시스템의 오브이에스에프 코드 검색 장치 및 방법
CN1512681A (zh) * 2002-12-30 2004-07-14 皇家飞利浦电子股份有限公司 Tdd/cdma系统中下行链路的训练序列检测方法及装置
US7031284B2 (en) * 2003-03-03 2006-04-18 Interdigital Technology Corporation Wireless communication method and apparatus for optimizing multi-user detection
EP1833177A1 (fr) * 2003-03-03 2007-09-12 Interdigital Technology Corporation Optimisation de détection pour utilisateurs multiples
EP1469610A1 (fr) * 2003-04-15 2004-10-20 Siemens Mobile Communications S.p.A. Procédé pour effectuer une détection conjointe aveugle dans une station mobile AMRC en présence d'exceptions dans le DMA
CN1229937C (zh) 2003-05-28 2005-11-30 大唐移动通信设备有限公司 无线通信系统中多用户码道激活检测的方法和装置
DE602004010002T2 (de) * 2003-07-07 2008-09-11 Samsung Electronics Co., Ltd., Suwon Verfahren und Vorrichtung zur Detektierung von aktiven Abwärtskanalisierungskodes in einem mobilen TD-CDMA Kommunikationssystem.
US20050111405A1 (en) * 2003-11-25 2005-05-26 Emmanuel Kanterakis Interference cancellation method and apparatus
GB2412036A (en) * 2004-03-08 2005-09-14 Ipwireless Inc Mitigation of intercell and intracell interference in a cellular communication system
CN1674455A (zh) * 2004-03-25 2005-09-28 皇家飞利浦电子股份有限公司 在tdd cdma通信体系中用于实现下行链路联合检测的方法和装置
CN102263581B (zh) 2004-05-04 2014-09-17 索尼公司 用于生成在mimo时隙中传输的信号的方法和设备
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US7599344B2 (en) 2004-06-08 2009-10-06 Interdigital Technology Corporation Method and apparatus for reducing multi-user processing in wireless communication systems
US7684378B2 (en) * 2004-11-08 2010-03-23 Interdigital Technology Corporation Method and apparatus for estimating channelization codes in a wireless transmit/receive unit
US8045599B2 (en) * 2005-02-17 2011-10-25 Sony Corporation Selection of training sequences for multiple-in multiple-out transmissions
CN100596032C (zh) * 2005-05-13 2010-03-24 上海原动力通信科技有限公司 多个基本中间码的分配方法
CN1863021B (zh) * 2005-05-13 2010-04-28 上海原动力通信科技有限公司 无线通信系统中的码道分配方法和多用户检测方法
CN100385818C (zh) * 2005-05-26 2008-04-30 上海原动力通信科技有限公司 在时分双工码分多址系统中进行相邻小区联合检测的方法
US8199793B2 (en) * 2005-12-06 2012-06-12 St-Ericsson Sa Determination of active spreading codes and their powers
CA2577539C (fr) 2006-02-08 2013-04-16 The Directv Group, Inc. Identification aveugle de modes de modulation et de codage avances
US8503402B2 (en) * 2006-09-14 2013-08-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangements for load balancing of power amplifiers
MX2009003264A (es) 2006-09-29 2009-04-07 Panasonic Corp Metodo para asignar una secuencia y aparato para asignar una secuencia.
KR100862529B1 (ko) * 2007-06-19 2008-10-09 에스케이 텔레콤주식회사 Τｄｄ 기반 ｃｄｍａ 시스템에서 적응형 결합 채널 추정방법 및 그 시스템
JP4869203B2 (ja) * 2007-10-05 2012-02-08 株式会社東芝 無線通信装置
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Also Published As

Publication number Publication date
IL189071A0 (en) 2009-02-11
US6934271B2 (en) 2005-08-23
CN1976243A (zh) 2007-06-06
US20050169216A1 (en) 2005-08-04
SG161102A1 (en) 2010-05-27
US6795417B2 (en) 2004-09-21
ES2227124T3 (es) 2005-04-01
CN1398458A (zh) 2003-02-19
KR100446173B1 (ko) 2004-08-30
WO2001058041A2 (fr) 2001-08-09
EP1523109A2 (fr) 2005-04-13
NO20023623D0 (no) 2002-07-30
CN100340070C (zh) 2007-09-26
US20050169198A1 (en) 2005-08-04
WO2001058041A3 (fr) 2002-02-14
HK1056953A1 (en) 2004-03-05
US20010024426A1 (en) 2001-09-27
IL150991A0 (en) 2003-02-12
JP2007329960A (ja) 2007-12-20
US20020110099A1 (en) 2002-08-15
US7710928B2 (en) 2010-05-04
ATE282264T1 (de) 2004-11-15
JP2005253096A (ja) 2005-09-15
DE60107051D1 (de) 2004-12-16
DE60107051T2 (de) 2005-12-01
IL189071A (en) 2010-11-30
BR0108290A (pt) 2003-03-05
TW508923B (en) 2002-11-01
CN1292544C (zh) 2006-12-27
DE1252723T1 (de) 2003-05-28
EP1252723B1 (fr) 2004-11-10
NO20084068L (no) 2001-08-06
MXPA02007499A (es) 2003-04-14
DK1252723T3 (da) 2004-12-06
WO2001058041A9 (fr) 2002-10-31
HK1080624A1 (en) 2006-04-28
IL150991A (en) 2008-08-07
US20020097698A1 (en) 2002-07-25
EP1523109A3 (fr) 2005-05-18
EP1252723A2 (fr) 2002-10-30
CA2399078C (fr) 2008-06-10
CN1630212A (zh) 2005-06-22
US6885649B2 (en) 2005-04-26
SG112856A1 (en) 2005-07-28
KR20020073196A (ko) 2002-09-19
JP4649247B2 (ja) 2011-03-09
JP3782012B2 (ja) 2006-06-07
NO20023623L (no) 2002-09-17
NO326185B1 (no) 2008-10-13
CA2399078A1 (fr) 2001-08-09
JP2003522463A (ja) 2003-07-22

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