DE60335795D1 - Robuster mehrfachkettenempfänger - Google Patents

Robuster mehrfachkettenempfänger

Info

Publication number
DE60335795D1
DE60335795D1 DE60335795T DE60335795T DE60335795D1 DE 60335795 D1 DE60335795 D1 DE 60335795D1 DE 60335795 T DE60335795 T DE 60335795T DE 60335795 T DE60335795 T DE 60335795T DE 60335795 D1 DE60335795 D1 DE 60335795D1
Authority
DE
Germany
Prior art keywords
transmission signals
receiver
interference
dominated
weights
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 - Lifetime
Application number
DE60335795T
Other languages
English (en)
Inventor
Shilpa Talwar
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.)
Intel Corp
Original Assignee
Intel 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 Intel Corp filed Critical Intel Corp
Application granted granted Critical
Publication of DE60335795D1 publication Critical patent/DE60335795D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity 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
    • H04B7/0842Weighted combining
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
DE60335795T 2002-03-26 2003-03-25 Robuster mehrfachkettenempfänger Expired - Lifetime DE60335795D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/107,237 US7012978B2 (en) 2002-03-26 2002-03-26 Robust multiple chain receiver
PCT/US2003/009032 WO2003084094A2 (en) 2002-03-26 2003-03-25 Method to select weights in a multichannel receiver

Publications (1)

Publication Number Publication Date
DE60335795D1 true DE60335795D1 (de) 2011-03-03

Family

ID=28452614

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60335795T Expired - Lifetime DE60335795D1 (de) 2002-03-26 2003-03-25 Robuster mehrfachkettenempfänger

Country Status (9)

Country Link
US (2) US7012978B2 (de)
EP (1) EP1495557B1 (de)
JP (1) JP4704687B2 (de)
KR (1) KR100632135B1 (de)
CN (1) CN100375408C (de)
AT (1) ATE496433T1 (de)
AU (1) AU2003259361A1 (de)
DE (1) DE60335795D1 (de)
WO (1) WO2003084094A2 (de)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7952511B1 (en) 1999-04-07 2011-05-31 Geer James L Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns
EP1502364A4 (de) * 2002-04-22 2010-03-31 Ipr Licensing Inc Funksender/-empfänger mit mehreren eingängen und mehreren ausgängen
US8194770B2 (en) * 2002-08-27 2012-06-05 Qualcomm Incorporated Coded MIMO systems with selective channel inversion applied per eigenmode
JP3679075B2 (ja) 2002-09-13 2005-08-03 松下電器産業株式会社 無線送信装置および無線送信方法
GB0222555D0 (en) * 2002-09-28 2002-11-06 Koninkl Philips Electronics Nv Packet data transmission system
US8170513B2 (en) * 2002-10-25 2012-05-01 Qualcomm Incorporated Data detection and demodulation for wireless communication systems
US7324429B2 (en) * 2002-10-25 2008-01-29 Qualcomm, Incorporated Multi-mode terminal in a wireless MIMO system
US8208364B2 (en) * 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US8570988B2 (en) * 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US20040081131A1 (en) 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
US8134976B2 (en) 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7986742B2 (en) * 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
US8218609B2 (en) * 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US7002900B2 (en) * 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US8169944B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Random access for wireless multiple-access communication systems
US7738848B2 (en) 2003-01-14 2010-06-15 Interdigital Technology Corporation Received signal to noise indicator
US20040235423A1 (en) * 2003-01-14 2004-11-25 Interdigital Technology Corporation Method and apparatus for network management using perceived signal to noise and interference indicator
US7096042B2 (en) * 2003-01-21 2006-08-22 Interdigital Technology Corporation System and method for increasing cellular system capacity by the use of the same frequency and time slot for both uplink and downlink transmissions
US7392015B1 (en) * 2003-02-14 2008-06-24 Calamp Corp. Calibration methods and structures in wireless communications systems
US9661519B2 (en) 2003-02-24 2017-05-23 Qualcomm Incorporated Efficient reporting of information in a wireless communication system
US8811348B2 (en) 2003-02-24 2014-08-19 Qualcomm Incorporated Methods and apparatus for generating, communicating, and/or using information relating to self-noise
US7218948B2 (en) * 2003-02-24 2007-05-15 Qualcomm Incorporated Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
US9544860B2 (en) 2003-02-24 2017-01-10 Qualcomm Incorporated Pilot signals for use in multi-sector cells
US7391832B2 (en) * 2003-03-17 2008-06-24 Broadcom Corporation System and method for channel bonding in multiple antenna communication systems
US8185075B2 (en) 2003-03-17 2012-05-22 Broadcom Corporation System and method for channel bonding in multiple antenna communication systems
KR100591890B1 (ko) * 2003-04-01 2006-06-20 한국전자통신연구원 다중 안테나 무선 통신 시스템에서의 적응 송수신 방법 및그 장치
GB2405276B (en) * 2003-08-21 2005-10-12 Motorola Inc Measuring distance using wireless communication
US7616698B2 (en) 2003-11-04 2009-11-10 Atheros Communications, Inc. Multiple-input multiple output system and method
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
EP1753164A4 (de) * 2004-06-04 2015-04-29 Panasonic Ip Man Co Ltd Funkkommunikationsgerät
US7197692B2 (en) 2004-06-18 2007-03-27 Qualcomm Incorporated Robust erasure detection and erasure-rate-based closed loop power control
US8452316B2 (en) 2004-06-18 2013-05-28 Qualcomm Incorporated Power control for a wireless communication system utilizing orthogonal multiplexing
US7324794B2 (en) * 2004-09-29 2008-01-29 Tzero Technologies, Inc. Phase combining diversity
BRPI0516493A (pt) 2004-10-14 2008-09-09 Qualcomm Flarion Tech métodos e aparelho para determinar, comunicar e utilizar informações que podem ser usadas para fins de controle de interferência
US8503938B2 (en) 2004-10-14 2013-08-06 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes
US7606596B2 (en) * 2004-12-01 2009-10-20 Adaptix, Inc. Exploiting multiuser diversity through phase modulation multiplexing
US8942639B2 (en) 2005-03-15 2015-01-27 Qualcomm Incorporated Interference control in a wireless communication system
US8848574B2 (en) 2005-03-15 2014-09-30 Qualcomm Incorporated Interference control in a wireless communication system
US7362268B2 (en) * 2005-05-11 2008-04-22 Qualcomm Inc Method for detecting navigation beacon signals using two antennas or equivalent thereof
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
US8358714B2 (en) * 2005-06-16 2013-01-22 Qualcomm Incorporated Coding and modulation for multiple data streams in a communication system
US8223904B2 (en) * 2005-08-22 2012-07-17 Qualcomm Incorporated Multiple hypothesis decoding
US8989084B2 (en) 2005-10-14 2015-03-24 Qualcomm Incorporated Methods and apparatus for broadcasting loading information corresponding to neighboring base stations
US9191840B2 (en) 2005-10-14 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control
IN2013MN00252A (de) * 2005-10-27 2015-06-05 Qualcomm Inc
KR100738340B1 (ko) * 2005-12-01 2007-07-12 한국전자통신연구원 다중입력 다중출력 시스템의 검파방법
WO2007064131A1 (en) * 2005-12-01 2007-06-07 Electronics And Telecommunications Research Institute Detecting method of multiple-input multiple-output system
KR100832319B1 (ko) * 2005-12-06 2008-05-26 삼성전자주식회사 스마트 안테나 시스템의 빔포밍 장치 및 방법
US8072943B2 (en) * 2005-12-09 2011-12-06 Samsung Electronics Co., Ltd. Wireless communication system and methodology for communicating via multiple information streams
US9572179B2 (en) 2005-12-22 2017-02-14 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9148795B2 (en) 2005-12-22 2015-09-29 Qualcomm Incorporated Methods and apparatus for flexible reporting of control information
US8437251B2 (en) 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9119220B2 (en) 2005-12-22 2015-08-25 Qualcomm Incorporated Methods and apparatus for communicating backlog related information
US9137072B2 (en) 2005-12-22 2015-09-15 Qualcomm Incorporated Methods and apparatus for communicating control information
US9125092B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus for reporting and/or using control information
US20070149132A1 (en) 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US9473265B2 (en) 2005-12-22 2016-10-18 Qualcomm Incorporated Methods and apparatus for communicating information utilizing a plurality of dictionaries
US9125093B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus related to custom control channel reporting formats
US8514771B2 (en) 2005-12-22 2013-08-20 Qualcomm Incorporated Methods and apparatus for communicating and/or using transmission power information
US20070249287A1 (en) 2005-12-22 2007-10-25 Arnab Das Methods and apparatus for selecting between a plurality of dictionaries
US9338767B2 (en) 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US9451491B2 (en) 2005-12-22 2016-09-20 Qualcomm Incorporated Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system
US7724849B2 (en) 2006-01-03 2010-05-25 Qualcomm Incorporated Methods and apparatus for noise estimation in a communication system
WO2007106366A2 (en) * 2006-03-10 2007-09-20 Interdigital Technology Corporation Method and apparatus for scaling soft bits for decoding
CN101411151B (zh) * 2006-03-29 2012-02-29 京瓷株式会社 无线接收设备、无线发送设备、无线基站、接收方法和发送方法
US20070243882A1 (en) 2006-04-12 2007-10-18 Qualcomm Incorporated Method and apparatus for locating a wireless local area network associated with a wireless wide area network
JP4399672B2 (ja) * 2006-08-30 2010-01-20 京セラ株式会社 通信装置及び制御方法
US8670777B2 (en) 2006-09-08 2014-03-11 Qualcomm Incorporated Method and apparatus for fast other sector interference (OSI) adjustment
US8442572B2 (en) 2006-09-08 2013-05-14 Qualcomm Incorporated Method and apparatus for adjustments for delta-based power control in wireless communication systems
US20080117849A1 (en) * 2006-09-08 2008-05-22 Qualcomm Incorporated Method and apparatus for interaction of fast other sector interference (osi) with slow osi
US8929281B2 (en) 2006-09-15 2015-01-06 Qualcomm Incorporated Methods and apparatus related to peer to peer device
US8369800B2 (en) * 2006-09-15 2013-02-05 Qualcomm Incorporated Methods and apparatus related to power control and/or interference management in a mixed wireless communications system
US8634869B2 (en) * 2006-09-15 2014-01-21 Qualcomm Incorporated Methods and apparatus related to multi-mode wireless communications device supporting both wide area network signaling and peer to peer signaling
KR100888502B1 (ko) * 2006-12-05 2009-03-12 한국전자통신연구원 반복 수신 장치 및 그의 송신 신호 검출 방법
WO2008090764A1 (ja) * 2007-01-22 2008-07-31 Nec Corporation 受信装置および移動通信システム
US20080181095A1 (en) * 2007-01-29 2008-07-31 Zangi Kambiz C Method and Apparatus for Impairment Correlation Estimation in Multi-Antenna Receivers
WO2008102059A1 (en) * 2007-02-23 2008-08-28 Nokia Corporation Receiving method and receiver
FI20070156A0 (fi) * 2007-02-23 2007-02-23 Nokia Corp Vastaanottomenetelmä ja vastaanotin
US7817748B2 (en) * 2007-06-12 2010-10-19 Intel Corporation Pragmatic adaptive maximum ratio combining (MRC) and minimum mean square error (MMSE) multiple input multiple output-orthogonal frequency division multiplexing (MIMO-OFDM) receiver algorithm
WO2008157646A2 (en) * 2007-06-18 2008-12-24 University Of Florida Research Foundation , Inc. Mimo transmit beamforming under uniform elemental peak power constant
US8019029B1 (en) 2007-06-26 2011-09-13 Pmc-Sierra, Inc. Interference erasure using soft decision weighting of the Viterbi decoder input in OFDM systems
US8000413B2 (en) * 2007-08-20 2011-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Selective signal demodulation method and apparatus
WO2009037727A1 (ja) * 2007-09-19 2009-03-26 Fujitsu Limited マルチアンテナ受信装置
KR101386972B1 (ko) * 2007-10-25 2014-04-17 한국과학기술원 사이클릭 프리픽스를 이용한 간섭 판단 장치 및 그 방법
ATE536012T1 (de) * 2008-01-22 2011-12-15 Ericsson Telefon Ab L M Verfahren, computerprogrammempfänger und vorrichtung zur bestimmung eines kanalqualitätsindex
US7609206B1 (en) 2008-02-01 2009-10-27 Rockwell Collins, Inc. Enabling digital beamforming techniques for RF systems having short repetitive synchronization sequences
US8064408B2 (en) 2008-02-20 2011-11-22 Hobbit Wave Beamforming devices and methods
CN101291510B (zh) * 2008-06-03 2012-07-04 中兴通讯股份有限公司 载频的智能下电方法
US8247812B2 (en) * 2009-02-13 2012-08-21 Semiconductor Energy Laboratory Co., Ltd. Transistor, semiconductor device including the transistor, and manufacturing method of the transistor and the semiconductor device
EP2523365A4 (de) * 2010-01-06 2014-12-24 Alcatel Lucent Basisstationsvorrichtung sowie verfahren und kommunikationssystem dafür
CN102255833B (zh) * 2010-05-20 2015-08-12 中兴通讯股份有限公司 一种上行链路宽带干扰的分析方法和装置
CN102271006B (zh) * 2010-06-01 2014-06-11 华为技术有限公司 无线通信系统中的通信方法和装置
CN102480314A (zh) * 2010-11-23 2012-05-30 中兴通讯股份有限公司 一种自适应多天线分集合并干扰消除方法及装置
JP5432208B2 (ja) * 2011-04-25 2014-03-05 株式会社Nttドコモ 移動通信端末
US8830972B2 (en) * 2011-07-27 2014-09-09 Intel Corporation Method and apparatus for adaptive mitigation of noise interference
US9154353B2 (en) 2012-03-07 2015-10-06 Hobbit Wave, Inc. Devices and methods using the hermetic transform for transmitting and receiving signals using OFDM
WO2013134506A2 (en) 2012-03-07 2013-09-12 Hobbit Wave, Inc. Devices and methods using the hermetic transform
JP6075751B2 (ja) * 2012-08-07 2017-02-08 京セラ株式会社 無線通信システムおよびキャリブレーション方法
US9461757B2 (en) * 2013-06-26 2016-10-04 Intel IP Corporation Method and device for processing a signal based on a first and a second covariance measure
US9071318B2 (en) * 2013-09-13 2015-06-30 Intel IP Corporation Techniques for determining covariance measures based on correlation criteria
US9531431B2 (en) 2013-10-25 2016-12-27 Hobbit Wave, Inc. Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communications systems
US9829568B2 (en) 2013-11-22 2017-11-28 VertoCOMM, Inc. Radar using hermetic transforms
US9306654B2 (en) * 2014-01-10 2016-04-05 Qualcomm Incorporated Opportunistic active interference cancellation using RX diversity antenna
US10574276B2 (en) * 2014-08-27 2020-02-25 Qualcomm Incorporated Selecting a precoding configuration based on self-jamming metrics
US11304661B2 (en) 2014-10-23 2022-04-19 VertoCOMM, Inc. Enhanced imaging devices, and image construction methods and processes employing hermetic transforms
US9871684B2 (en) 2014-11-17 2018-01-16 VertoCOMM, Inc. Devices and methods for hermetic transform filters
CN105828374A (zh) * 2015-01-07 2016-08-03 中国移动通信集团福建有限公司 一种实现干扰检测的方法及装置
US10305717B2 (en) 2016-02-26 2019-05-28 VertoCOMM, Inc. Devices and methods using the hermetic transform for transmitting and receiving signals using multi-channel signaling
US10056941B2 (en) * 2016-06-20 2018-08-21 Qualcomm Incorporated Wireless communication impairments correction
US10656281B2 (en) 2016-11-10 2020-05-19 Cable Television Laboratories, Inc. Systems and methods for interference detection in shared spectrum channels
WO2018167576A1 (en) * 2017-03-17 2018-09-20 Alcatel Lucent H idden node discovery for multiple-input-multiple-output (mimo) in unlicensed frequency bands
US11533089B2 (en) 2018-12-20 2022-12-20 Telefonaktiebolaget Lm Ericsson (Publ) Pre-coding setting
EP4040689A1 (de) 2021-02-04 2022-08-10 Nxp B.V. Empfängersystem zum kombinieren mehrerer antennensignale
CN115236653B (zh) * 2022-07-29 2023-10-24 南京慧尔视智能科技有限公司 一种雷达探测方法、装置、设备及介质

Family Cites Families (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4347627A (en) * 1979-02-26 1982-08-31 E-Systems, Inc. Adaptive array processor and processing method for communication system
US4554552A (en) * 1981-12-21 1985-11-19 Gamma-F Corporation Antenna feed system with closely coupled amplifier
US5136528A (en) * 1989-11-14 1992-08-04 Raytheon Company Maintenance and operational simulators
US5504936A (en) * 1991-04-02 1996-04-02 Airtouch Communications Of California Microcells for digital cellular telephone systems
US5940771A (en) * 1991-05-13 1999-08-17 Norand Corporation Network supporting roaming, sleeping terminals
US5828658A (en) * 1991-12-12 1998-10-27 Arraycomm, Inc. Spectrally efficient high capacity wireless communication systems with spatio-temporal processing
US5515378A (en) * 1991-12-12 1996-05-07 Arraycomm, Inc. Spatial division multiple access wireless communication systems
US5592490A (en) * 1991-12-12 1997-01-07 Arraycomm, Inc. Spectrally efficient high capacity wireless communication systems
US5345599A (en) * 1992-02-21 1994-09-06 The Board Of Trustees Of The Leland Stanford Junior University Increasing capacity in wireless broadcast systems using distributed transmission/directional reception (DTDR)
US5528626A (en) * 1992-03-30 1996-06-18 International Business Machines Corporation Method and system for modem command processing during data transfer
DK0679312T3 (da) * 1992-12-17 2004-09-27 Voxson Internat Pty Ltd Informationsoverföringssystem til forögelse af den effektive informationsoverförselshastighed
JP3179267B2 (ja) * 1993-01-19 2001-06-25 三菱電機株式会社 フィルタ及びこのフィルタを用いたキャリア位相推定装置
US5361276A (en) * 1993-09-13 1994-11-01 At&T Bell Laboratories All digital maximum likelihood based spread spectrum receiver
US5559810A (en) * 1994-03-31 1996-09-24 Motorola, Inc. Communication of data reception history information
US6018528A (en) * 1994-04-28 2000-01-25 At&T Corp System and method for optimizing spectral efficiency using time-frequency-code slicing
JPH0823568A (ja) * 1994-07-08 1996-01-23 Nec Corp 無線フレーム同期方式
US6081566A (en) * 1994-08-02 2000-06-27 Ericsson, Inc. Method and apparatus for interference rejection with different beams, polarizations, and phase references
DE19506439A1 (de) * 1995-02-24 1996-08-29 Sel Alcatel Ag Zuweisung einer Trägerfrequenz in einem SDMA-Funksystem
US5659353A (en) * 1995-03-17 1997-08-19 Bell Atlantic Network Services, Inc. Television distribution system and method
US5592471A (en) * 1995-04-21 1997-01-07 Cd Radio Inc. Mobile radio receivers using time diversity to avoid service outages in multichannel broadcast transmission systems
US5752193A (en) * 1995-09-01 1998-05-12 Motorola, Inc. Method and apparatus for communicating in a wireless communication system
JP3441256B2 (ja) * 1995-09-06 2003-08-25 株式会社東芝 無線通信システム
US5815488A (en) * 1995-09-28 1998-09-29 Cable Television Laboratories, Inc. Multiple user access method using OFDM
US5734646A (en) * 1995-10-05 1998-03-31 Lucent Technologies Inc. Code division multiple access system providing load and interference based demand assignment service to users
US5721733A (en) * 1995-10-13 1998-02-24 General Wireless Communications, Inc. Wireless network access scheme
US5781583A (en) * 1996-01-19 1998-07-14 Motorola, Inc. Method and system for communication over multiple channels in a spread spectrum communication system
US5901354A (en) * 1996-04-03 1999-05-04 Motorola, Inc. Method and apparatus for performing soft-handoff in a wireless communication system
US5999800A (en) * 1996-04-18 1999-12-07 Korea Telecom Freetel Co., Ltd. Design technique of an array antenna, and telecommunication system and method utilizing the array antenna
US5715240A (en) * 1996-05-03 1998-02-03 Motorola, Inc. Communication device capable of estimating signal quality without synchronization pattern
US6058114A (en) * 1996-05-20 2000-05-02 Cisco Systems, Inc. Unified network cell scheduler and flow controller
US6097704A (en) * 1996-06-28 2000-08-01 Harris Corporation System for communicating digital information between a base unit and plural mobile units
US6097771A (en) * 1996-07-01 2000-08-01 Lucent Technologies Inc. Wireless communications system having a layered space-time architecture employing multi-element antennas
CA2183140C (en) * 1996-08-12 2001-11-20 Grant Mcgibney Ofdm timing and frequency recovery system
FI101917B (fi) * 1996-08-15 1998-09-15 Nokia Telecommunications Oy Menetelmä diversiteettiyhdistelyn suorittamiseksi ja vastaanotin
EP0931388B1 (de) 1996-08-29 2003-11-05 Cisco Technology, Inc. Raumzeitliche signalverarbeitung für übertragungssysteme
US5936949A (en) * 1996-09-05 1999-08-10 Netro Corporation Wireless ATM metropolitan area network
US5768307A (en) * 1996-09-13 1998-06-16 Telefonaktiebolaget Lm Ericsson Coherent demodulation with decision-directed channel estimation for digital communication
US5832044A (en) * 1996-09-27 1998-11-03 Elvino S. Sousa Transmitter antenna diversity and fading-resistant modulation for wireless communication systems
US5886988A (en) * 1996-10-23 1999-03-23 Arraycomm, Inc. Channel assignment and call admission control for spatial division multiple access communication systems
US6049543A (en) * 1996-12-27 2000-04-11 Motorola, Inc. Transcoder for use in an ATM-based communications system
US6052599A (en) 1997-01-30 2000-04-18 At & T Corp. Cellular communication system with multiple same frequency broadcasts in a cell
US5933421A (en) * 1997-02-06 1999-08-03 At&T Wireless Services Inc. Method for frequency division duplex communications
DE69737678T2 (de) * 1997-02-17 2008-01-10 Alcatel Lucent Signalisierung im Nutzbereich zum Übergabe-Vorgang in einem mobilen Telekommunikationssystem
US6175550B1 (en) * 1997-04-01 2001-01-16 Lucent Technologies, Inc. Orthogonal frequency division multiplexing system with dynamically scalable operating parameters and method thereof
US5923650A (en) * 1997-04-08 1999-07-13 Qualcomm Incorporated Method and apparatus for reverse link rate scheduling
US5819168A (en) * 1997-05-01 1998-10-06 At&T Corp Adaptive communication system and method using unequal weighting of interface and noise
US5867478A (en) * 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device
US6278697B1 (en) * 1997-07-29 2001-08-21 Nortel Networks Limited Method and apparatus for processing multi-protocol communications
US6021124A (en) * 1997-08-19 2000-02-01 Telefonaktiebolaget Lm Ericsson Multi-channel automatic retransmission query (ARQ) method
US6108565A (en) * 1997-09-15 2000-08-22 Adaptive Telecom, Inc. Practical space-time radio method for CDMA communication capacity enhancement
US6185258B1 (en) * 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications
US6058105A (en) * 1997-09-26 2000-05-02 Lucent Technologies Inc. Multiple antenna communication system and method thereof
US6185440B1 (en) * 1997-12-10 2001-02-06 Arraycomm, Inc. Method for sequentially transmitting a downlink signal from a communication station that has an antenna array to achieve an omnidirectional radiation
US6154661A (en) 1997-12-10 2000-11-28 Arraycomm, Inc. Transmitting on the downlink using one or more weight vectors determined to achieve a desired radiation pattern
JP3305639B2 (ja) * 1997-12-24 2002-07-24 株式会社エヌ・ティ・ティ・ドコモ 直接拡散cdma伝送方式におけるrake受信機
US6243367B1 (en) * 1997-12-31 2001-06-05 Samsung Electronics Co., Ltd. Systems and methods for providing a client-server architecture for CDMA base stations
US6192026B1 (en) * 1998-02-06 2001-02-20 Cisco Systems, Inc. Medium access control protocol for OFDM wireless networks
US6317466B1 (en) * 1998-04-15 2001-11-13 Lucent Technologies Inc. Wireless communications system having a space-time architecture employing multi-element antennas at both the transmitter and receiver
US6198775B1 (en) * 1998-04-28 2001-03-06 Ericsson Inc. Transmit diversity method, systems, and terminals using scramble coding
US6266527B1 (en) * 1998-04-28 2001-07-24 Ericsson Inc. System and method for measuring power and bit error rate on the up-link and down-link simultaneously
US6535497B1 (en) * 1998-05-11 2003-03-18 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for multiplexing of multiple users for enhanced capacity radiocommunications
US6028806A (en) * 1998-05-22 2000-02-22 Micron Technology, Inc. Semiconductor memory with local phase generation from global phase signals and local isolation signals
US6115930A (en) * 1998-06-11 2000-09-12 Fuji Photo Film Co., Ltd. Method and laminated member for measuring gap dimension
ATE358924T1 (de) * 1998-06-15 2007-04-15 Motorola Inc Verfahren und gerät zur verbesserung der kapazität in einem funkkommunikationssystem
US6411824B1 (en) * 1998-06-24 2002-06-25 Conexant Systems, Inc. Polarization-adaptive antenna transmit diversity system
US6108314A (en) * 1998-08-31 2000-08-22 Motorola, Inc. Method, subscriber device, wireless router, and communication system efficiently utilizing the receive/transmit switching time
US6473399B1 (en) * 1998-11-30 2002-10-29 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for determining an optimum timeout under varying data rates in an RLC wireless system which uses a PDU counter
US6442130B1 (en) * 1999-01-21 2002-08-27 Cisco Technology, Inc. System for interference cancellation
US6308054B2 (en) * 1999-03-02 2001-10-23 Hitachi, Ltd. Diversity wireless communication method and its wireless communication apparatus
US6317435B1 (en) * 1999-03-08 2001-11-13 Qualcomm Incorporated Method and apparatus for maximizing the use of available capacity in a communication system
US6778501B1 (en) * 1999-04-07 2004-08-17 Telefonaktiebolaget Lm Ericsson (Publ) Selective repeat ARQ with efficient utilization of bitmaps
US6563790B1 (en) * 1999-05-21 2003-05-13 Advanced Micro Devices, Inc. Apparatus and method for modifying a limit of a retry counter in a network switch port in response to exerting backpressure
US7095708B1 (en) 1999-06-23 2006-08-22 Cingular Wireless Ii, Llc Methods and apparatus for use in communicating voice and high speed data in a wireless communication system
US6317420B1 (en) * 1999-06-25 2001-11-13 Qualcomm Inc. Feeder link spatial multiplexing in a satellite communication system
US6370129B1 (en) * 1999-06-28 2002-04-09 Lucent Technologies, Inc. High-speed data services using multiple transmit antennas
US6067290A (en) * 1999-07-30 2000-05-23 Gigabit Wireless, Inc. Spatial multiplexing in a cellular network
JP3710658B2 (ja) * 1999-09-29 2005-10-26 株式会社東芝 自動利得制御回路および受信機
US6922434B2 (en) * 1999-10-19 2005-07-26 Ericsson Inc. Apparatus and methods for finger delay selection in RAKE receivers
US6842431B2 (en) * 1999-11-04 2005-01-11 Lucent Technologies Inc. Methods and apparatus for characterization, adjustment and optimization of wireless networks
JP2001144661A (ja) * 1999-11-17 2001-05-25 Sony Corp データ送信装置およびデータ受信装置
US6351499B1 (en) * 1999-12-15 2002-02-26 Iospan Wireless, Inc. Method and wireless systems using multiple antennas and adaptive control for maximizing a communication parameter
US6888809B1 (en) * 2000-01-13 2005-05-03 Lucent Technologies Inc. Space-time processing for multiple-input, multiple-output, wireless systems
KR100493068B1 (ko) * 2000-03-08 2005-06-02 삼성전자주식회사 이동통신시스템에서 피드백 정보를 이용하는 반맹목적방식의 송신안테나어레이 장치 및 방법
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US20020071407A1 (en) * 2000-07-08 2002-06-13 Samsung Electronics Co., Ltd. HARQ method in a CDMA mobile communication system
US6850481B2 (en) * 2000-09-01 2005-02-01 Nortel Networks Limited Channels estimation for multiple input—multiple output, orthogonal frequency division multiplexing (OFDM) system
US6985434B2 (en) 2000-09-01 2006-01-10 Nortel Networks Limited Adaptive time diversity and spatial diversity for OFDM
US6400699B1 (en) * 2000-09-12 2002-06-04 Iospan Wireless, Inc. Transmission scheduler for a multiple antenna wireless cellular network
US6802035B2 (en) * 2000-09-19 2004-10-05 Intel Corporation System and method of dynamically optimizing a transmission mode of wirelessly transmitted information
US6842487B1 (en) * 2000-09-22 2005-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Cyclic delay diversity for mitigating intersymbol interference in OFDM systems
JP2002141816A (ja) * 2000-11-01 2002-05-17 Nec Corp 並列信号受信回路
US7221648B2 (en) * 2000-11-29 2007-05-22 Lucent Technologies Inc. Rate adaptation in a wireless communication system
US6763491B2 (en) * 2001-02-07 2004-07-13 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for avoiding unnecessary retransmissions associated with automatic retransmission query schemes in radiocommunication systems
US8675772B2 (en) * 2001-05-09 2014-03-18 Alcatel Lucent Method for multiple antenna transmission using partial channel knowledge

Also Published As

Publication number Publication date
US7012978B2 (en) 2006-03-14
WO2003084094A2 (en) 2003-10-09
JP4704687B2 (ja) 2011-06-15
CN1650543A (zh) 2005-08-03
CN100375408C (zh) 2008-03-12
US7305054B2 (en) 2007-12-04
JP2006507710A (ja) 2006-03-02
US20060133549A1 (en) 2006-06-22
ATE496433T1 (de) 2011-02-15
WO2003084094A3 (en) 2004-02-05
EP1495557A2 (de) 2005-01-12
US20030185285A1 (en) 2003-10-02
AU2003259361A1 (en) 2003-10-13
AU2003259361A8 (en) 2003-10-13
KR20050002889A (ko) 2005-01-10
KR100632135B1 (ko) 2006-10-12
EP1495557B1 (de) 2011-01-19

Similar Documents

Publication Publication Date Title
DE60335795D1 (de) Robuster mehrfachkettenempfänger
ATE323996T1 (de) Synchronisierung sowie erfassung der modulationsart
TW200623700A (en) A transceiver using two or more antennas, and a transmitting-receiving method thereof
FI944736A0 (fi) Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjesSignaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttavatelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin vastaanotin
NO20032046D0 (no) Enkeltbrukerdeteksjon
WO2007037634A3 (en) A method and apparatus for mitigating multiuser access interference
DE60108211D1 (de) Optimierung von kanalentzerrung
EP1261140A3 (de) Verfahren zur Störungserkennung und System zur Störungsvermeidung für drahtlose Kommunikationsverbindungen
DE60328467D1 (de) Automatische synchrone abstimmung von schmalbandempfängern eines drahtlosen positionsbestimmungssystems zum verfolgen eines sprach-/verkehrskanals
ATE548667T1 (de) Verfahren und vorrichtungen zu bestimmung der impulsreaktion von übertragungskanälen mit fixen oder mobilen sendern, reflektoren und sensoren
WO2007079282A3 (en) Dynamic switching of carrier tracking loops without loss of tracking information
AU2842301A (en) Method and apparatus for estimating a frequency offset by combining pilot symbols and data symbols
TW200610285A (en) Joint signal demodulation in a low and high data rate channel environment
NO986214L (no) FremgangsmÕte for Õ bestemme styrken av samkanal-signaler, samt mottaker
DE10345959A1 (de) Betriebssituationsabhängige Ermittlung und Selektion der Übertragungspfade für die Einrichtung von Rake-Fingern von Rake-Empfängereinheiten in Mobilkommunikations-Endgeräten
BR9908123A (pt) Processo e aparelho para detectar um sinal de sincronização de frequência transmitido do transmissor para o receptor junto com outros sinais
DE60132561D1 (de) Verfahren und vorrichtung für kanalschäztung
EP1492288A3 (de) Mehrbenutzerdetektion für drahtlose Übertragungssysteme in Gegenwart von Inteferenz
JP5918351B2 (ja) 信号サーチ方法、信号サーチプログラム、信号サーチ装置、gnss信号受信装置、および情報機器端末
WO2002080404A3 (en) Method for radio transmitter acquisition
WO2005006009A3 (en) Noise adaptive sonar signal processor
FI19991696A (fi) Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin
TR200103619T2 (tr) Kesirli-aralıklı sönümlü bir radyo kanalı için simge-aralıklı kestirim ve/veya izleme yöntemi
FI20055311A0 (fi) Datasekvenssin ilmaisu viestintäjärjestelmässä
GB0521641D0 (en) A receiver and a receiving method