ATE471002T1 - Cdma empfang-übertragungstechniken für funksysteme mit mehrfacheingängen und mehrfachausgängen (mimo) - Google Patents

Cdma empfang-übertragungstechniken für funksysteme mit mehrfacheingängen und mehrfachausgängen (mimo)

Info

Publication number
ATE471002T1
ATE471002T1 AT03447096T AT03447096T ATE471002T1 AT E471002 T1 ATE471002 T1 AT E471002T1 AT 03447096 T AT03447096 T AT 03447096T AT 03447096 T AT03447096 T AT 03447096T AT E471002 T1 ATE471002 T1 AT E471002T1
Authority
AT
Austria
Prior art keywords
mimo
radio systems
data
transmission techniques
cdma receive
Prior art date
Application number
AT03447096T
Other languages
English (en)
Inventor
Frederik Petre
Geert Leus
Original Assignee
Imec
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 Imec filed Critical Imec
Application granted granted Critical
Publication of ATE471002T1 publication Critical patent/ATE471002T1/de

Links

Classifications

    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
    • H04B7/0669—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different channel coding between antennas
    • 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
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0637—Properties of the code
    • H04L1/0643—Properties of the code block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • 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
    • H04B1/692—Hybrid techniques using combinations of two or more spread spectrum techniques
    • 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
    • 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
    • H04B7/12—Frequency diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transceivers (AREA)
AT03447096T 2002-04-25 2003-04-25 Cdma empfang-übertragungstechniken für funksysteme mit mehrfacheingängen und mehrfachausgängen (mimo) ATE471002T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37611302P 2002-04-25 2002-04-25

Publications (1)

Publication Number Publication Date
ATE471002T1 true ATE471002T1 (de) 2010-06-15

Family

ID=28792080

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03447096T ATE471002T1 (de) 2002-04-25 2003-04-25 Cdma empfang-übertragungstechniken für funksysteme mit mehrfacheingängen und mehrfachausgängen (mimo)

Country Status (4)

Country Link
US (1) US7873021B2 (de)
EP (1) EP1357693B1 (de)
AT (1) ATE471002T1 (de)
DE (1) DE60332893D1 (de)

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173919B1 (en) * 1999-06-11 2007-02-06 Texas Instruments Incorporated Random access preamble coding for initiation of wireless mobile communications sessions
US7515659B2 (en) * 2001-05-04 2009-04-07 Agere Systems Inc. Decoding techniques for multi-antenna systems
US20030081538A1 (en) * 2001-10-18 2003-05-01 Walton Jay R. Multiple-access hybrid OFDM-CDMA system
DE60332893D1 (de) 2002-04-25 2010-07-22 Imec CDMA Empfang-übertragungstechniken für Funksysteme mit Mehrfacheingängen und Mehrfachausgängen (MIMO)
US7808937B2 (en) * 2005-04-07 2010-10-05 Rambus, Inc. Variable interference cancellation technology for CDMA systems
JP4276009B2 (ja) * 2003-02-06 2009-06-10 株式会社エヌ・ティ・ティ・ドコモ 移動局、基地局、無線伝送プログラム、及び無線伝送方法
US7042967B2 (en) * 2003-03-03 2006-05-09 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
WO2004079927A2 (en) * 2003-03-03 2004-09-16 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
US7403509B2 (en) * 2003-05-09 2008-07-22 Regents Of The University Of Minnesota Receiver for chip-interleaved block-spread multi-user communication systems
WO2005002067A2 (en) * 2003-06-09 2005-01-06 University Of Utah Research Foundation Multi-carrier spread spectrum using non-linear modification of sub-carrier bands
US20050031018A1 (en) * 2003-06-27 2005-02-10 Nokia Corporation Zero-padded OFDM with improved performance over multipath channels
DE60320250T2 (de) * 2003-08-29 2008-07-10 Mitsubishi Denki K.K. Verfahren zum Übertragen von Daten in einem Telekommunikationssystem
US7440510B2 (en) * 2003-09-15 2008-10-21 Intel Corporation Multicarrier transmitter, multicarrier receiver, and methods for communicating multiple spatial signal streams
US7751509B1 (en) * 2003-10-06 2010-07-06 Purdue Research Foundation Method for multiple-access interference suppression for MC-CDMA by frequency domain oversampling
US7649833B2 (en) 2003-12-29 2010-01-19 Intel Corporation Multichannel orthogonal frequency division multiplexed receivers with antenna selection and maximum-ratio combining and associated methods
US20050152330A1 (en) * 2004-01-12 2005-07-14 Stephens Adrian P. Clock recovery methods and apparatus
WO2005074166A1 (en) 2004-01-29 2005-08-11 Neocific, Inc. Methods and apparatus for overlaying multi-carrier and direct sequence spread spectrum signals in a broadband wireless communication system
KR100605861B1 (ko) * 2004-02-02 2006-08-01 삼성전자주식회사 다중 입력 다중 출력 방식을 사용하는 통신 시스템의 신호수신 장치 및 방법
US7324583B2 (en) * 2004-02-13 2008-01-29 Nokia Corporation Chip-level or symbol-level equalizer structure for multiple transmit and receiver antenna configurations
GB2411550B (en) * 2004-02-27 2006-07-12 Toshiba Res Europ Ltd Communications system, method and device
US8077691B2 (en) * 2004-03-05 2011-12-13 Qualcomm Incorporated Pilot transmission and channel estimation for MISO and MIMO receivers in a multi-antenna system
CA2557736C (en) * 2004-05-07 2013-01-22 Huawei Technologies Co. Apparatus and method for encoding/decoding space time block code in a mobile communication system using multiple input multiple output scheme
KR100635533B1 (ko) * 2004-05-07 2006-10-17 전자부품연구원 시변 채널에서 ｓｔｂｃ-ｏｆｄｍ 신호 검출 방법 및 장치
US7720134B2 (en) * 2004-05-10 2010-05-18 Stmicroelectronics S.R.L. Frequency-domain multi-user access interference cancellation and nonlinear equalization in CDMA receivers
US7724835B2 (en) * 2004-05-17 2010-05-25 Qualcomm Incorporated Space-time block coding in orthogonal frequency division communication systems
WO2006002550A1 (en) * 2004-07-07 2006-01-12 Nortel Networks Limited System and method for mapping symbols for mimo transmission
US20060018410A1 (en) * 2004-07-26 2006-01-26 Onggosanusi Eko N Multimode detection
SE0402003D0 (sv) * 2004-08-06 2004-08-06 Ericsson Telefon Ab L M Method and system of radio communications
US8023589B2 (en) * 2004-08-09 2011-09-20 Texas Instruments Incorporated Wireless MIMO transmitter with antenna and tone precoding blocks
US7542528B1 (en) * 2004-08-10 2009-06-02 Marvell International Ltd. Far end crosstalk mitigation in multiple-input multiple-output (MIMO) channels using partial maximum likelihood MIMO-DFE
KR100913873B1 (ko) * 2004-09-13 2009-08-26 삼성전자주식회사 고속 전송률을 가지는 차등 시공간 블록 부호 장치 및 방법
GB2418111B (en) * 2004-09-14 2006-08-16 Toshiba Res Europ Ltd A receiver for use in a MIMO system
US7924935B2 (en) * 2004-09-30 2011-04-12 Nortel Networks Limited Channel sounding in OFDMA system
US8422570B2 (en) * 2004-10-13 2013-04-16 The Governors Of The University Of Alberta Systems and methods for OFDM transmission and reception
US8031642B2 (en) * 2004-10-20 2011-10-04 Zte (Usa) Inc. Subcarrier cluster-based power control in wireless communications
US7428268B2 (en) * 2004-12-07 2008-09-23 Adaptix, Inc. Cooperative MIMO in multicell wireless networks
US8396153B1 (en) 2004-12-07 2013-03-12 Adaptix, Inc. Cooperative MIMO in multicell wireless networks
US7539262B2 (en) * 2004-12-14 2009-05-26 Interdigital Technology Corporation Method and apparatus for performing chip level equalization using joint processing
KR100607858B1 (ko) * 2004-12-31 2006-08-08 삼성전자주식회사 이동통신단말기에서 사용주파수 대역의 잡음을 제거하기위한 장치 및 방법
US8340216B2 (en) * 2005-03-18 2012-12-25 Qualcomm Incorporated Space-time scrambling for cellular systems
EP1722501B1 (de) * 2005-05-13 2012-07-04 Imec Verfahren für drahtlose Kommunikation
EP1722500A1 (de) * 2005-05-13 2006-11-15 Interuniversitair Microelektronica Centrum ( Imec) Verfahren für drahtlose Kommunikation
US7548577B2 (en) * 2005-06-06 2009-06-16 Interdigital Technology Corporation Frequency domain joint detection for wireless communication systems
TWI397335B (zh) * 2005-07-28 2013-05-21 Interdigital Tech Corp 單載波分頻多存取系統中上鏈傳輸排程方法及系統
US20070297386A1 (en) * 2005-07-28 2007-12-27 Interdigital Technology Corporation Method and system for scheduling uplink transmissions in a single carrier frequency division multiple access system
US8345733B2 (en) 2005-09-13 2013-01-01 At&T Intellectual Property I, Lp Method and apparatus for equalizing signals
EP1793548A1 (de) 2005-12-02 2007-06-06 Interuniversitair Microelektronica Centrum Vzw Verfahren zur Schätzung und Korrektur der Trägerfrequenzablage und I/Q Ungleichheit
TWI288545B (en) * 2005-12-09 2007-10-11 Chung Shan Inst Of Science MIMO-CDMA apparatus and the coding/decoding method thereof
KR100669154B1 (ko) * 2005-12-10 2007-01-16 한국전자통신연구원 확산 전송 방식의 송신 장치
GB2434510B (en) * 2006-01-19 2008-04-09 Toshiba Res Europ Ltd A method of enhancing frequency diversity in block CDMA systems
US8116267B2 (en) * 2006-02-09 2012-02-14 Samsung Electronics Co., Ltd. Method and system for scheduling users based on user-determined ranks in a MIMO system
JP5123295B2 (ja) * 2006-06-08 2013-01-23 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 空間・時間・周波数符号化の方法および装置
WO2008041110A2 (en) * 2006-10-04 2008-04-10 Nokia Corporation Method for symbol multiplexing control and data channel
EP1914907A1 (de) * 2006-10-16 2008-04-23 STMicroelectronics N.V. Sendeleistungsregelung auf Basis einer Schätzung des Pfadverlustes in einem Mehrträger-System
KR101204394B1 (ko) 2006-10-16 2012-11-26 포항공과대학교 산학협력단 Ｕｗ 기반 ｓｃ 시스템에서 ｓｔｂｃ 스킴을 지원하는송신기, 수신기 및 그 방법
CN101170335B (zh) * 2006-10-25 2012-08-22 华为技术有限公司 一种多天线无线通信系统中的空时编解码方法及装置
UA95992C2 (ru) * 2006-11-06 2011-09-26 Квелкомм Інкорпорейтед Скремблирование на уровне кодового слова в мимо-передаче
KR101631784B1 (ko) 2007-01-12 2016-06-17 텔레폰악티에볼라겟엘엠에릭슨(펍) 무선 통신 시스템에서의 방법 및 장치
CN101595704A (zh) * 2007-01-16 2009-12-02 皇家飞利浦电子股份有限公司 用于在高速高频通信中改进频率/相位误差跟踪的系统和方法
CN101267236B (zh) * 2007-03-16 2013-02-27 中兴通讯股份有限公司 一种智能天线下行波束赋形方法及其装置
US8526524B2 (en) * 2007-03-27 2013-09-03 Qualcomm Incorporation Orthogonal reference signal permutation
CN101755391B (zh) 2007-07-18 2013-08-07 马维尔国际贸易有限公司 具有用于多个客户站的独立数据的同步下行链路传输的接入点
US8149811B2 (en) 2007-07-18 2012-04-03 Marvell World Trade Ltd. Wireless network with simultaneous uplink transmission of independent data from multiple client stations
US8699604B2 (en) * 2007-12-11 2014-04-15 Koninklijke Philips N.V. System and method for relaying signals in asynchronous cooperative network
US8228809B1 (en) 2007-12-21 2012-07-24 Adaptix, Inc. Intelligent mode switching in communication networks
US20090227221A1 (en) * 2008-03-06 2009-09-10 Legend Silicon Corp. Method and apparatus for bi-orthogonal projection for coefficients estimation in vsb channel modeling
US20090285125A1 (en) * 2008-05-17 2009-11-19 Farokh Marvasti Iterative synchronous and Asynchronous Multi-User Detection with Optimum Soft limiter
US8102946B2 (en) * 2008-07-07 2012-01-24 Ikanos Communications, Inc. Systems and methods for performing SISO detection in a WiMAX environment
US8509324B2 (en) * 2008-07-08 2013-08-13 Qualcomm Incorporated Methods and systems for reducing PAPR of an OFDM signal
US8982889B2 (en) 2008-07-18 2015-03-17 Marvell World Trade Ltd. Preamble designs for sub-1GHz frequency bands
GB2463872B (en) * 2008-09-24 2012-04-18 Toshiba Res Europ Ltd A MMSE equaliser
EP2192696B1 (de) * 2008-11-28 2014-12-31 Sequans Communications Drahtloses Kommunikationsverfahren und System mit räumlichen Multiplexing, das eine dualpolarisierte Antenne benutzt und entsprechender Empfänger
KR101619446B1 (ko) 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
CN102369674B (zh) 2009-03-31 2014-07-23 马维尔国际贸易有限公司 用于无线通信的方法、装置及系统
US8355426B2 (en) * 2009-04-27 2013-01-15 New Jersey Institute Of Technology Decoding data transmitted using space-time spreading in a wireless communication system
US8275019B2 (en) * 2009-06-16 2012-09-25 New Jersey Institute Of Technology Transmitting and receiving schemes for multiuser single-carrier space time spreading with frequency domain equalization
GB2471694A (en) * 2009-07-08 2011-01-12 Toshiba Res Europ Ltd Determining receiver beam forming vectors in multi-user multiple-input multiple-output (MIMO) systems
US9077594B2 (en) 2009-07-23 2015-07-07 Marvell International Ltd. Coexistence of a normal-rate physical layer and a low-rate physical layer in a wireless network
CN102457323B (zh) * 2010-10-21 2016-12-07 中兴通讯股份有限公司 智能天线阵列仿真方法及系统
EP2752066B1 (de) 2011-08-29 2016-09-14 Marvell World Trade Ltd. Koexistenz einer normal-rate-bitübertragungsschicht und low-rate-bitübertragungsschicht in einem drahtlosen netzwerk
CN102983949B (zh) * 2011-09-06 2015-11-25 华为技术有限公司 多载波mu mimo系统中的sdma传输方法和基站
WO2013081431A1 (en) * 2011-12-01 2013-06-06 Samsung Electronics Co., Ltd. Method and system for channel mitigation using per-tone spreading in single carrier block transmissions
FR2985134A1 (fr) * 2011-12-23 2013-06-28 France Telecom Procede d'emission d'au moins un signal multi-porteuse forme de symboles ofdm-oqam
FR2985152A1 (fr) 2011-12-23 2013-06-28 France Telecom Procede de groupement de couples emetteur-recepteur pour communiquer sur un reseau de communications
CN103684601B (zh) * 2012-09-14 2016-04-20 富士通株式会社 系数确定装置、均衡器、接收机和发射机
US20140105315A1 (en) * 2012-10-12 2014-04-17 The Governors Of The University Of Alberta Frequency time block modulation for mitigating doubly-selective fading
US9166663B2 (en) 2012-12-14 2015-10-20 Futurewei Technologies, Inc. System and method for open-loop MIMO communications in a SCMA communications system
WO2015062669A1 (en) * 2013-11-01 2015-05-07 Nokia Solutions And Networks Oy Signal processing
JP2017034295A (ja) * 2013-12-13 2017-02-09 シャープ株式会社 基地局装置、端末装置、送信方法、および受信方法
US10075323B2 (en) * 2015-10-14 2018-09-11 Intel IP Corporation Interleaving and deinterleaving source data for single carrier modulation and coding schemes
EP3188394B1 (de) * 2015-12-28 2020-05-06 Institut Mines-Telecom Rekursive subblock-decodierung
EP3206353B1 (de) * 2016-02-09 2020-02-05 Technische Universität München Filterbänke und verfahren zum betreiben von filterbänken
US10623075B2 (en) * 2016-04-02 2020-04-14 University Of Notre Dame Du Lac Linear combinations of transmit signals by a receiver
US10326558B2 (en) * 2016-07-20 2019-06-18 Intel Corporation Apparatus, system and method of communicating a single carrier (SC) transmission
CN108306707B (zh) * 2017-01-12 2024-02-20 中兴通讯股份有限公司 一种多址接入的方法、装置和通讯系统
US11218252B2 (en) 2017-06-15 2022-01-04 Mitsubishi Electric Corporation Transmission device, receiving device, and wireless communication system
CN109995684B (zh) * 2017-12-29 2021-11-16 深圳市天凯利信息科技有限公司 一种半盲信道估计方法和装置
US10447504B1 (en) * 2018-05-16 2019-10-15 Orta Dogu Tekník Üníversítesí Quantized detection in uplink MIMO with oversampling
US11405055B2 (en) * 2019-06-26 2022-08-02 Polaran Haberlesme Teknolojileri Anonim Sirketi Methods and apparatus for error correction coding with triangular factorization of generator matrix
CN113055067B (zh) * 2019-12-27 2024-04-26 中兴通讯股份有限公司 下行信号处理方法、装置及基站
CN111294295A (zh) * 2020-01-15 2020-06-16 中国科学院海洋研究所 基于子空间的多信道fir滤波器海洋水声信道盲辨识算法
CN115191086A (zh) * 2020-02-27 2022-10-14 哲库科技有限公司 基于发射信号流排列的多输入多输出检测

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5605662A (en) * 1993-11-01 1997-02-25 Nanogen, Inc. Active programmable electronic devices for molecular biological analysis and diagnostics
US6937292B1 (en) * 1992-04-22 2005-08-30 Samsung Electronics Co., Ltd. Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
US5461640A (en) * 1994-06-03 1995-10-24 Texas Instruments Incorporated Method and system for optimizing an equalizer in a data transmission system
US6101399A (en) * 1995-02-22 2000-08-08 The Board Of Trustees Of The Leland Stanford Jr. University Adaptive beam forming for transmitter operation in a wireless communication system
US5862186A (en) * 1995-12-01 1999-01-19 Kumar; Derek D. RF simplex spread spectrum receiver and method
US6426972B1 (en) * 1998-06-19 2002-07-30 Nxtwave Communications Reduced complexity equalizer for multi mode signaling
DE19845620A1 (de) * 1998-10-05 2000-04-27 Systemonic Ag Verfahren zum Empfang von Spreizspektrumsignalen
US6301298B1 (en) * 1998-11-03 2001-10-09 Tektronix, Inc. Adaptive equalizer with complex signal regeneration and method of operation
US6671334B1 (en) * 1998-11-03 2003-12-30 Tektronix, Inc. Measurement receiver demodulator
US6177248B1 (en) * 1999-02-24 2001-01-23 Affymetrix, Inc. Downstream genes of tumor suppressor WT1
US6801565B1 (en) * 1999-06-25 2004-10-05 Ericsson Inc. Multi-stage rake combining methods and apparatus
US6891897B1 (en) * 1999-07-23 2005-05-10 Nortel Networks Limited Space-time coding and channel estimation scheme, arrangement and method
US6804307B1 (en) * 2000-01-27 2004-10-12 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for efficient transmit diversity using complex space-time block codes
ATE412774T1 (de) * 2000-02-16 2008-11-15 Illumina Inc Parallele genotypisierung mehrerer patientenproben
EP1128592A3 (de) * 2000-02-23 2003-09-17 NTT DoCoMo, Inc. Mehrträger-CDMA und Kanalschätzung
US7391804B2 (en) * 2000-04-04 2008-06-24 Lot 41 Acquisition Foundation, Llc Spread spectrum communication method and system using diversity correlation and multi-user detection
US6834043B1 (en) * 2000-07-24 2004-12-21 Motorola, Inc. Method and device for exploiting transmit diversity in time varying wireless communication systems
US6522683B1 (en) * 2000-08-10 2003-02-18 Qualcomm, Incorporated Method and apparatus for adaptive linear equalization for walsh covered modulation
US7386076B2 (en) * 2001-03-29 2008-06-10 Texas Instruments Incorporated Space time encoded wireless communication system with multipath resolution receivers
US20020191568A1 (en) * 2001-03-29 2002-12-19 Koninklijke Philips Electronics N.V. Adaptive chip equalizers for synchronous DS-CDMA systems with pilot sequences
US6990137B2 (en) * 2001-05-17 2006-01-24 Qualcomm, Incorporated System and method for received signal prediction in wireless communications systems
US6873651B2 (en) * 2002-03-01 2005-03-29 Cognio, Inc. System and method for joint maximal ratio combining using time-domain signal processing
US7251768B2 (en) * 2002-04-22 2007-07-31 Regents Of The University Of Minnesota Wireless communication system having error-control coder and linear precoder
DE60332893D1 (de) 2002-04-25 2010-07-22 Imec CDMA Empfang-übertragungstechniken für Funksysteme mit Mehrfacheingängen und Mehrfachausgängen (MIMO)
US7397864B2 (en) * 2002-09-20 2008-07-08 Nortel Networks Limited Incremental redundancy with space-time codes
US20040081263A1 (en) * 2002-10-24 2004-04-29 Lee King F. Method and apparatus for receiving diversity transmissions
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US7496128B2 (en) 2003-03-08 2009-02-24 Regents Of The University Of Minnesota Multi-user interference resilient ultra wideband (UWB) communication
US7403509B2 (en) * 2003-05-09 2008-07-22 Regents Of The University Of Minnesota Receiver for chip-interleaved block-spread multi-user communication systems
KR100542115B1 (ko) * 2003-05-23 2006-01-10 한국전자통신연구원 Ｏｆｄｍａ기반 셀룰러 시스템 기지국의 위상 왜곡 보상장치 및 방법
JP2004359127A (ja) * 2003-06-05 2004-12-24 Blitz:Kk 車両情報表示装置
US6917821B2 (en) * 2003-09-23 2005-07-12 Qualcomm, Incorporated Successive interference cancellation receiver processing with selection diversity
FI20055602A0 (fi) * 2005-11-10 2005-11-10 Nokia Corp Taajuuskorjaus radiovastaanottimessa

Also Published As

Publication number Publication date
DE60332893D1 (de) 2010-07-22
EP1357693A1 (de) 2003-10-29
EP1357693B1 (de) 2010-06-09
US7873021B2 (en) 2011-01-18
US20040120274A1 (en) 2004-06-24

Similar Documents

Publication Publication Date Title
ATE471002T1 (de) Cdma empfang-übertragungstechniken für funksysteme mit mehrfacheingängen und mehrfachausgängen (mimo)
HUE036171T2 (hu) Eljárás és berendezés elõre irányú kapcsolati vivõk vezérlésére többvivõs vezeték nélküli rendszerben
JP2005531219A5 (de)
TW200637212A (en) Efficient multiple input multiple output system for multi-path fading channels
ATE357088T1 (de) Verfahren und anordnung mit diversitäts- übertragungstechniken
MY148722A (en) Pilot symbol transmission in wireless communication systems
WO2007143172A3 (en) A method and apparatus for distributed space-time block coding in wireless radio networks
WO2004075470A3 (en) Controlled superposition coding in multi-user communication systems
WO2002039618A3 (en) Fast forward link power control for cdma system with diversity transmission
TW200742318A (en) Method of transmitting pilot for multiple carrier system
MY172741A (en) Radio transmission system and method, and transmitter apparatus and receiver apparatus used in the radio transmission system
TW200640169A (en) Cooperactive MIMO in multicell wireless networks
SE0302596D0 (sv) Improvments in or relating to base stations
DK2282438T3 (da) Pilot-transmissionsskemaer til trådløse multi-bærer-kommunikationssystemer
MXPA04006551A (es) Transmision y recepcion de diversidad de transmision de indice alto.
MY162217A (en) Signaling transmission with localized spreading for wireless communication
CA2407560A1 (en) Transmit antenna diversity apparatus and method for a base station in a cdma mobile communication system
MY148817A (en) Using codewords in a wireless communication system
DE60106970D1 (de) Einfache raum-zeit block-sendediversität mit mehreren spreizcodes
EP1838025A3 (de) Erzeugung eines spezifischen Verschlüsselungscodes zur Benutzergeräteidentifizierung in einem gemeinsam genutzten Hochgeschwindigkeitskontrollkanal
WO1999007084A3 (de) Verfahren und funkstation zur datenübertragung
CA2363428A1 (en) Apparatus and method for spreading channel data in cdma communication system using orthogonal transmit diversity
WO2005099131A3 (en) Systems and methods for transmitting data in a wireless communication network
TW200719738A (en) Method for the multicode transmission through a subscriber station
PL1726103T3 (pl) Wykrywanie sygnału w komunikacji peer-to-peer w widmie rozproszonym

Legal Events

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