ATE323973T1 - Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung - Google Patents

Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung

Info

Publication number
ATE323973T1
ATE323973T1 AT01911077T AT01911077T ATE323973T1 AT E323973 T1 ATE323973 T1 AT E323973T1 AT 01911077 T AT01911077 T AT 01911077T AT 01911077 T AT01911077 T AT 01911077T AT E323973 T1 ATE323973 T1 AT E323973T1
Authority
AT
Austria
Prior art keywords
data
signal
detection
groups
interference cancellation
Prior art date
Application number
AT01911077T
Other languages
English (en)
Inventor
Raj Mani Misra
Jung-Lin Pan
Ariela Zeira
Original Assignee
Interdigital Tech 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 Tech Corp filed Critical Interdigital Tech Corp
Application granted granted Critical
Publication of ATE323973T1 publication Critical patent/ATE323973T1/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
    • H04B1/7103—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
    • 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
    • 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
    • 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
    • H04B1/71072—Successive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03305—Joint sequence estimation and interference removal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03331—Arrangements for the joint estimation of multiple sequences

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Noise Elimination (AREA)
AT01911077T 2000-03-15 2001-02-21 Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung ATE323973T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18968000P 2000-03-15 2000-03-15
US20770000P 2000-05-26 2000-05-26

Publications (1)

Publication Number Publication Date
ATE323973T1 true ATE323973T1 (de) 2006-05-15

Family

ID=26885406

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01911077T ATE323973T1 (de) 2000-03-15 2001-02-21 Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung

Country Status (11)

Country Link
US (2) US6963546B2 (de)
EP (1) EP1264415B1 (de)
JP (1) JP2003531513A (de)
KR (2) KR100490716B1 (de)
CN (1) CN1280997C (de)
AT (1) ATE323973T1 (de)
CA (1) CA2403369A1 (de)
DE (1) DE60118896T2 (de)
ES (1) ES2262630T3 (de)
TW (1) TW497341B (de)
WO (1) WO2001069801A2 (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1146156C (zh) * 2000-06-07 2004-04-14 华为技术有限公司 信道估计中训练序列的生成方法
US7315567B2 (en) * 2000-07-10 2008-01-01 Motorola, Inc. Method and apparatus for partial interference cancellation in a communication system
US7061891B1 (en) 2001-02-02 2006-06-13 Science Applications International Corporation Method and system for a remote downlink transmitter for increasing the capacity and downlink capability of a multiple access interference limited spread-spectrum wireless network
US20020172166A1 (en) * 2001-03-22 2002-11-21 Huseyin Arslan Communications system and method for measuring short-term and long-term channel characteristics
US7209515B2 (en) * 2001-03-30 2007-04-24 Science Applications International Corporation Multistage reception of code division multiple access transmissions
ATE384365T1 (de) * 2001-06-21 2008-02-15 Koninkl Philips Electronics Nv Übertragungsverfahren und einrichtung in einem funkkommunikationsnetz
JP3814502B2 (ja) * 2001-08-09 2006-08-30 松下電器産業株式会社 干渉除去装置及び干渉除去方法
US9236902B2 (en) * 2001-08-28 2016-01-12 Texas Instruments Incorporated Combined equalizer and spread spectrum interference canceller method and implementation for the downlink of CDMA systems
US7006461B2 (en) * 2001-09-17 2006-02-28 Science Applications International Corporation Method and system for a channel selective repeater with capacity enhancement in a spread-spectrum wireless network
US7076263B2 (en) * 2002-02-19 2006-07-11 Qualcomm, Incorporated Power control for partial channel-state information (CSI) multiple-input, multiple-output (MIMO) systems
US6757321B2 (en) * 2002-05-22 2004-06-29 Interdigital Technology Corporation Segment-wise channel equalization based data estimation
US7313122B2 (en) * 2002-07-10 2007-12-25 Broadcom Corporation Multi-user carrier frequency offset correction for CDMA systems
MXPA05000828A (es) * 2002-07-19 2005-04-19 Interdigital Tech Corp Cancelacion de interferencia sucesiva por grupos para bloquear transmision con diversidad de recepcion.
US7136413B2 (en) * 2002-08-23 2006-11-14 Mediatek, Inc. Method and apparatus for generation of reliability information with diversity
US8761321B2 (en) 2005-04-07 2014-06-24 Iii Holdings 1, Llc Optimal feedback weighting for soft-decision cancellers
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
US7715508B2 (en) 2005-11-15 2010-05-11 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US8005128B1 (en) 2003-09-23 2011-08-23 Rambus Inc. Methods for estimation and interference cancellation for signal processing
US8320301B2 (en) 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US7986742B2 (en) 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
US8208364B2 (en) 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US8570988B2 (en) 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7002900B2 (en) 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US8170513B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Data detection and demodulation for wireless communication systems
US20040081131A1 (en) 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
WO2004047346A1 (en) * 2002-11-19 2004-06-03 Bae Systems Information And Electronic Systems Integration Inc Bandwidth efficient wirless network modem
US7440490B2 (en) * 2002-12-18 2008-10-21 Anna Kidiyarova-Shevchenko Method and apparatus for multi-user detection using RSFQ successive interference cancellation in CDMA wireless systems
AU2002368528A1 (en) * 2002-12-27 2004-07-22 Unisys Corporation Improvements in a system and method for estimation of computer resource usage by transaction types
WO2004064298A2 (en) * 2003-01-10 2004-07-29 Interdigital Technology Corporation Generalized two-stage data estimation
US7075973B2 (en) * 2003-03-03 2006-07-11 Interdigital Technology Corporation Multiuser detection of differing data rate signals
US7346103B2 (en) * 2003-03-03 2008-03-18 Interdigital Technology Corporation Multi user detection using equalization and successive interference cancellation
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US9473269B2 (en) 2003-12-01 2016-10-18 Qualcomm Incorporated Method and apparatus for providing an efficient control channel structure in a wireless communication system
US7400692B2 (en) 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
US20050175074A1 (en) * 2004-02-11 2005-08-11 Interdigital Technology Corporation Wireless communication method and apparatus for performing multi-user detection using reduced length channel impulse responses
JP4521633B2 (ja) 2004-03-12 2010-08-11 直樹 末広 符号分割多重信号の相関分離識別方式
US7583645B2 (en) 2004-09-01 2009-09-01 Intel Corporation Adaptive MAC architecture for wireless networks
CN100401646C (zh) * 2004-09-24 2008-07-09 大唐移动通信设备有限公司 时隙码分多址系统多小区联合检测方法
CN101128991B (zh) * 2004-12-23 2015-04-08 高通股份有限公司 一种用于无线通信系统的干扰消除的方法
US8442441B2 (en) * 2004-12-23 2013-05-14 Qualcomm Incorporated Traffic interference cancellation
US7512199B2 (en) * 2005-03-01 2009-03-31 Broadcom Corporation Channel estimation method operable to cancel a dominant disturber signal from a received signal
US7826516B2 (en) 2005-11-15 2010-11-02 Rambus Inc. Iterative interference canceller for wireless multiple-access systems with multiple receive antennas
US7991088B2 (en) 2005-11-15 2011-08-02 Tommy Guess Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7711075B2 (en) 2005-11-15 2010-05-04 Tensorcomm Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
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
US20070076791A1 (en) * 2005-07-26 2007-04-05 Interdigital Technology Corporation Approximate cholesky decomposition-based block linear equalizer
US8165186B2 (en) * 2005-08-12 2012-04-24 Qualcomm Incorporated Channel estimation for wireless communication
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
ES2774150T3 (es) 2006-11-06 2020-07-17 Qualcomm Inc Detección MIMO con cancelación de interferencia de componentes de señal temporizadas
US8781043B2 (en) * 2006-11-15 2014-07-15 Qualcomm Incorporated Successive equalization and cancellation and successive mini multi-user detection for wireless communication
US8737451B2 (en) 2007-03-09 2014-05-27 Qualcomm Incorporated MMSE MUD in 1x mobiles
CN101374041B (zh) * 2007-08-21 2012-07-18 中兴通讯股份有限公司 包括不同小区中多ofdm的兼容系统及频谱共享方法
US8259860B1 (en) 2007-08-31 2012-09-04 The United States Of America As Represented By The Secretary Of The Navy Identification of target signals in radio frequency pulsed environments
US8213547B2 (en) 2007-08-31 2012-07-03 The United States Of America As Represented By The Secretary Of The Navy Identification of target signals in radio frequency pulsed environments
US8576953B2 (en) * 2007-08-31 2013-11-05 The United States Of America As Represented By The Secretary Of The Navy Identification of target signals in radio frequency pulsed environments
US8639996B2 (en) 2008-07-11 2014-01-28 Qualcomm Incorporated Systems and methods for uplink inter-cell interference cancellation using hybrid automatic repeat request (HARQ) retransmissions
US20100011041A1 (en) 2008-07-11 2010-01-14 James Vannucci Device and method for determining signals
US20100011045A1 (en) * 2008-07-11 2010-01-14 James Vannucci Device and method for applying signal weights to signals
US8160014B2 (en) * 2008-09-19 2012-04-17 Nokia Corporation Configuration of multi-periodicity semi-persistent scheduling for time division duplex operation in a packet-based wireless communication system
TWI487297B (zh) * 2009-06-24 2015-06-01 Mstar Semiconductor Inc 干擾波偵測裝置與方法
JP5596168B2 (ja) 2009-11-27 2014-09-24 クゥアルコム・インコーポレイテッド 非直交チャネルセットのための干渉除去
US8230310B2 (en) 2010-01-15 2012-07-24 Telefonaktiebolaget Lm Ericsson Method and apparatus for received signal processing in a wireless communication receiver
JP5679771B2 (ja) * 2010-11-01 2015-03-04 株式会社Ｎｔｔドコモ 無線通信装置及び無線通信方法
TWI404346B (zh) * 2010-11-12 2013-08-01 Ind Tech Res Inst 分碼多工為基礎之多用戶偵測方法及系統及其電腦程式產品
CN102098252B (zh) * 2011-01-26 2013-11-06 华为技术有限公司 一种干扰消除方法和装置
CN102420789B (zh) * 2011-04-06 2014-07-09 展讯通信（上海）有限公司 Td-scdma联合检测中本小区窗的判别方法及装置
CN102739283A (zh) * 2011-04-07 2012-10-17 联发科技（新加坡）私人有限公司 时分同步码分多址接收机中基于激活码道选择的联合检测方法
US9014236B2 (en) * 2011-09-28 2015-04-21 Telefonaktiebolaget L M Ericsson (Publ) Method, apparatus, receiver, computer program and storage medium for joint detection
US8897274B2 (en) 2012-08-08 2014-11-25 St-Ericsson Sa Successive interference cancellation stacked branch VAMOS receivers
US9930671B2 (en) * 2014-08-22 2018-03-27 Sony Corporation Device and method for performing non-orthogonal multiplexing
CN104506478A (zh) * 2015-01-09 2015-04-08 南京理工大学 时变多用户mimo-ofdm上行链路基于分组的线性迭代检测器
CN117353876A (zh) * 2022-06-27 2024-01-05 中兴通讯股份有限公司 信号检测方法及其设备、存储介质

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US564964A (en) * 1896-08-04 James a
JP2570967B2 (ja) * 1993-07-08 1997-01-16 日本電気株式会社 Ｃｄｍａ受信機
JP2571008B2 (ja) * 1993-12-24 1997-01-16 日本電気株式会社 適応型最尤系列推定器
US5648991A (en) * 1994-02-16 1997-07-15 Kabushiki Kaisha Toshiba Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
FI943196A7 (fi) * 1994-07-04 1996-01-05 Nokia Mobile Phones Ltd Vastaanottomenetelmä
US20010026578A1 (en) * 1994-12-19 2001-10-04 Takeshi Ando Code division multiple access transmitter and receiver
GB2296625B (en) * 1994-12-23 1999-04-14 Nokia Mobile Phones Ltd Apparatus and method for data transmission
US5659622A (en) * 1995-11-13 1997-08-19 Motorola, Inc. Method and apparatus for suppressing noise in a communication system
US5790549A (en) * 1996-02-29 1998-08-04 Ericsson Inc. Subtractive multicarrier CDMA access methods and systems
DE19616828C2 (de) 1996-04-26 1999-02-25 Siemens Ag Verfahren zur Separierung eines empfangenen Signalgemisches
JP2785804B2 (ja) * 1996-05-30 1998-08-13 日本電気株式会社 移動通信システム
JP2798128B2 (ja) * 1996-08-06 1998-09-17 日本電気株式会社 Ｃｄｍａマルチユーザ受信装置
JP3715382B2 (ja) * 1996-08-16 2005-11-09 株式会社東芝 受信装置
US5854784A (en) * 1996-11-05 1998-12-29 Ericsson, Inc. Power-saving method for providing synchronization in a communications system
FI109735B (fi) * 1997-02-28 2002-09-30 Nokia Corp Vastaanottomenetelmä ja vastaanotin
JPH10262024A (ja) * 1997-03-19 1998-09-29 Toshiba Corp 符号分割多元接続方式の受信装置
SG77607A1 (en) * 1997-08-26 2001-01-16 Univ Singapore A multi-user code division multiple access receiver
US6009334A (en) * 1997-11-26 1999-12-28 Telefonaktiebolaget L M Ericsson Method and system for determining position of mobile radio terminals
FR2774831B1 (fr) * 1998-02-11 2000-04-07 Agence Spatiale Europeenne Recepteur adaptatif de signaux pour systeme de communications a acces pultiples par repartition a codes
JP3335900B2 (ja) * 1998-02-27 2002-10-21 松下電器産業株式会社 干渉除去装置及び干渉除去方法
JPH11275061A (ja) * 1998-03-20 1999-10-08 Toshiba Corp 干渉除去受信機
US6301293B1 (en) * 1998-08-04 2001-10-09 Agere Systems Guardian Corp. Detectors for CDMA systems
KR100277697B1 (ko) * 1998-12-02 2001-01-15 정선종 제약조건을 갖는 평균평방 오차 최소화 방법을 이용한 적응형수신 장치
US6775260B1 (en) * 1999-02-25 2004-08-10 Texas Instruments Incorporated Space time transmit diversity for TDD/WCDMA systems

Also Published As

Publication number Publication date
WO2001069801A2 (en) 2001-09-20
CN1280997C (zh) 2006-10-18
DE60118896D1 (de) 2006-05-24
US20050281214A1 (en) 2005-12-22
US20020018454A1 (en) 2002-02-14
HK1053551A1 (en) 2003-10-24
TW497341B (en) 2002-08-01
CN1429433A (zh) 2003-07-09
KR100490716B1 (ko) 2005-05-24
KR100700345B1 (ko) 2007-03-29
WO2001069801A3 (en) 2002-05-30
KR20020082883A (ko) 2002-10-31
EP1264415B1 (de) 2006-04-19
CA2403369A1 (en) 2001-09-20
JP2003531513A (ja) 2003-10-21
DE60118896T2 (de) 2006-12-14
US6963546B2 (en) 2005-11-08
ES2262630T3 (es) 2006-12-01
KR20050005565A (ko) 2005-01-13
EP1264415A2 (de) 2002-12-11

Similar Documents

Publication Publication Date Title
ATE323973T1 (de) Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung
NO20021809D0 (no) Mottaker for multibrukerdeteksjon av CDMA signaler
EP1681775A3 (de) Mehrbenutzerdetektion unter Verwendung einer adaptiven Kombination von gleichzeitiger Erfassung und sequentieller Interferenzunterdrückung
EP0659001A3 (de) Paralleles Datenübertragungssystem unter Verwendung spezifischer Muster zur Synchronisierung.
CA2170094A1 (en) OFDM Transmission/Reception System and Transmitting/Receiving Apparatus
DE69020606D1 (de) Spreizspektrumidentifikationssignal für Kommunikationssysteme.
BR9608879A (pt) Sistema de comunicação de acesso múltiplo por divisão de frequéncia e código ortogonal duplo
EP0593289A3 (de) Frequenzsprungspreizspektrumdatenübertragungssystem.
WO2006062494A8 (en) Wireless systems, methods and devices employing forward- and/or return-link carriers having different numbers of sub-band carriers
SE9303213D0 (sv) Anordning vid fleranvändarsystem
AU3285999A (en) Method of identifying wireless units
MX9204488A (es) Un sistema de comunicacion de espectro de dispersion de usuario multiple.
CA2197342A1 (en) Cdma demodulating apparatus
BR0209521A (pt) Método e equipamento para processar dados em um sistema de comunicação de múltiplas entradas e múltiplas saìdas (mimo) utilizando-se informações de estado de canal
TR200002556T2 (tr) Veri iletişim sistemi
DE68923457D1 (de) Lokales netz mit mehreren dynamisch wählbaren betriebsartfähigkeiten.
NO20050800L (no) Gruppevis suksessiv interferenskansellering for blokksending med mottaksdiversitet
IL206600A0 (en) User equipment for receiving and transmitting communication signals
DE69434353D1 (de) Mehrträger-Frequenzsprungkommunikationssystem
BR8907349A (pt) Dispositivo de dados mestre,dispositivo de dados escravo,sistema de transmissao de dados,e aparelho radiotelefonico portatil
NO890132L (no) Transmisjonssystem for telefonkommunikasjon eller dataoverfoering.
DE68909823D1 (de) Datenpaketschaltungsanordnung zum Übertragen von Datenpaketen von einer oder vielen einkommenden Datenübertragungsanlagen zu einer oder vielen ausgehenden Datenübertragungsanlagen.
DE60327874D1 (de) Effiziente gemeinsame detektion
KR19980700761A (ko) 팬텀 캐리어 신호를 가진 직교 부호 분할 다중 접속 부호 트랙킹 시스템(ocdma code tracking system having phantom carrier signal)
WO1998038805A3 (en) A reception method and a receiver

Legal Events

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