DE69809676T2 - Übertragungssystem mit mehreren Antennen und Verfahren - Google Patents

Übertragungssystem mit mehreren Antennen und Verfahren

Info

Publication number
DE69809676T2
DE69809676T2 DE69809676T DE69809676T DE69809676T2 DE 69809676 T2 DE69809676 T2 DE 69809676T2 DE 69809676 T DE69809676 T DE 69809676T DE 69809676 T DE69809676 T DE 69809676T DE 69809676 T2 DE69809676 T2 DE 69809676T2
Authority
DE
Germany
Prior art keywords
methods
transmission system
multiple antennas
antennas
transmission
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
DE69809676T
Other languages
English (en)
Other versions
DE69809676D1 (de
Inventor
Bertrand M Hochwald
Thomas Louis Marzetta
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE69809676D1 publication Critical patent/DE69809676D1/de
Application granted granted Critical
Publication of DE69809676T2 publication Critical patent/DE69809676T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04B7/0615—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 weighted versions of same signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
DE69809676T 1997-09-26 1998-09-15 Übertragungssystem mit mehreren Antennen und Verfahren Expired - Lifetime DE69809676T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/938,168 US6058105A (en) 1997-09-26 1997-09-26 Multiple antenna communication system and method thereof

Publications (2)

Publication Number Publication Date
DE69809676D1 DE69809676D1 (de) 2003-01-09
DE69809676T2 true DE69809676T2 (de) 2003-09-18

Family

ID=25471007

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69809676T Expired - Lifetime DE69809676T2 (de) 1997-09-26 1998-09-15 Übertragungssystem mit mehreren Antennen und Verfahren

Country Status (5)

Country Link
US (1) US6058105A (de)
EP (1) EP0905920B1 (de)
JP (1) JP3563272B2 (de)
CA (1) CA2247618C (de)
DE (1) DE69809676T2 (de)

Families Citing this family (187)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6088408A (en) * 1998-11-06 2000-07-11 At & T Corp. Decoding for generalized orthogonal designs for space-time codes for wireless communication
FI108178B (fi) * 1997-12-16 2001-11-30 Nokia Networks Oy Tietoliikenneverkon kapasiteetin kasvattaminen
US7076168B1 (en) 1998-02-12 2006-07-11 Aquity, Llc Method and apparatus for using multicarrier interferometry to enhance optical fiber communications
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
JP2000078072A (ja) * 1998-08-28 2000-03-14 Hitachi Ltd 送受信装置
US6128330A (en) 1998-11-24 2000-10-03 Linex Technology, Inc. Efficient shadow reduction antenna system for spread spectrum
US6363121B1 (en) * 1998-12-07 2002-03-26 Lucent Technologies Inc. Wireless transmission method for antenna arrays using unitary space-time signals
US7952511B1 (en) 1999-04-07 2011-05-31 Geer James L Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns
US6285720B1 (en) * 1999-05-28 2001-09-04 W J Communications, Inc. Method and apparatus for high data rate wireless communications over wavefield spaces
US6370129B1 (en) 1999-06-28 2002-04-09 Lucent Technologies, Inc. High-speed data services using multiple transmit antennas
US6724842B1 (en) * 1999-07-16 2004-04-20 Lucent Technologies Inc. Method for wireless differential communication using multiple transmitter antennas
US6067290A (en) * 1999-07-30 2000-05-23 Gigabit Wireless, Inc. Spatial multiplexing in a cellular network
MXPA02001046A (es) 1999-07-30 2003-08-20 Iospan Wireless Inc Multiplexion espacial en una red celular.
US6757265B1 (en) 1999-07-30 2004-06-29 Iospan Wireless, Inc. Subscriber unit in a hybrid link incorporating spatial multiplexing
US6788661B1 (en) * 1999-11-12 2004-09-07 Nikia Networks Oy Adaptive beam-time coding method and apparatus
US6298092B1 (en) 1999-12-15 2001-10-02 Iospan Wireless, Inc. Methods of controlling communication parameters of wireless systems
US6922445B1 (en) * 1999-12-15 2005-07-26 Intel Corporation Method and system for mode adaptation in wireless communication
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
GB0029426D0 (en) * 2000-12-02 2001-01-17 Koninkl Philips Electronics Nv Radio communication system
US6865237B1 (en) 2000-02-22 2005-03-08 Nokia Mobile Phones Limited Method and system for digital signal transmission
US7477703B2 (en) 2000-02-22 2009-01-13 Nokia Mobile Phones, Limited Method and radio system for digital signal transmission using complex space-time codes
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
US6952454B1 (en) * 2000-03-22 2005-10-04 Qualcomm, Incorporated Multiplexing of real time services and non-real time services for OFDM systems
US6493331B1 (en) * 2000-03-30 2002-12-10 Qualcomm Incorporated Method and apparatus for controlling transmissions of a communications systems
US7515659B2 (en) * 2001-05-04 2009-04-07 Agere Systems Inc. Decoding techniques for multi-antenna systems
EP1152576B8 (de) * 2000-05-05 2009-12-23 Agere Systems, Inc. Gesamtschätzung unter Verwendung des M- beziehungsweise T-algorithmus in Mehrantennensystemen
US7209745B1 (en) 2000-06-09 2007-04-24 Intel Corporation Cellular wireless re-use structure that allows spatial multiplexing and diversity communication
US8363744B2 (en) 2001-06-10 2013-01-29 Aloft Media, Llc Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks
US6963619B1 (en) 2000-07-21 2005-11-08 Intel Corporation Spatial separation and multi-polarization of antennae in a wireless network
US6937592B1 (en) 2000-09-01 2005-08-30 Intel Corporation Wireless communications system that supports multiple modes of operation
US6400699B1 (en) 2000-09-12 2002-06-04 Iospan Wireless, Inc. Transmission scheduler for a multiple antenna wireless cellular network
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
US6650289B2 (en) * 2000-09-21 2003-11-18 Microwave Networks Incorporated Point to point communication system with parallel links
FI20002845A (fi) 2000-12-22 2002-06-23 Nokia Corp Digitaalisen signaalin lähettäminen
EP1330888B1 (de) 2000-10-27 2008-01-09 Nortel Networks Limited Verfahren zur Raum-Zeit-Kodierung sowie entsprechender Sender
US6567387B1 (en) 2000-11-07 2003-05-20 Intel Corporation System and method for data transmission from multiple wireless base transceiver stations to a subscriber unit
US8670390B2 (en) 2000-11-22 2014-03-11 Genghiscomm Holdings, LLC Cooperative beam-forming in wireless networks
DE10058336B4 (de) * 2000-11-24 2005-08-04 Tobias P. Kurpjuhn Verfahren zur Strahlformung in Systemen mit Gruppenantennen an Sende- und Empfangsstationen
WO2002047286A2 (en) * 2000-12-06 2002-06-13 Nokia Corporation Method for controlling the weighting of a data signal in the at least two antenna elements of a radio connection unit, module and communications system
US20020111142A1 (en) * 2000-12-18 2002-08-15 Klimovitch Gleb V. System, apparatus, and method of estimating multiple-input multiple-output wireless channel with compensation for phase noise and frequency offset
US7050510B2 (en) 2000-12-29 2006-05-23 Lucent Technologies Inc. Open-loop diversity technique for systems employing four transmitter antennas
GB0102316D0 (en) * 2001-01-30 2001-03-14 Koninkl Philips Electronics Nv Radio communication system
US7116722B2 (en) 2001-02-09 2006-10-03 Lucent Technologies Inc. Wireless communication system using multi-element antenna having a space-time architecture
US20020160737A1 (en) * 2001-03-06 2002-10-31 Magis Networks, Inc. Method and apparatus for diversity antenna branch selection
US20020136287A1 (en) * 2001-03-20 2002-09-26 Heath Robert W. Method, system and apparatus for displaying the quality of data transmissions in a wireless communication system
US20020159411A1 (en) * 2001-03-23 2002-10-31 Manish Airy Method and system for scheduling the transmission of wireless data
US6961545B2 (en) * 2001-04-09 2005-11-01 Atheros Communications, Inc. Method and system for providing antenna diversity
US7706458B2 (en) * 2001-04-24 2010-04-27 Mody Apurva N Time and frequency synchronization in Multi-Input, Multi-Output (MIMO) systems
US7310304B2 (en) * 2001-04-24 2007-12-18 Bae Systems Information And Electronic Systems Integration Inc. Estimating channel parameters in multi-input, multi-output (MIMO) systems
US10931338B2 (en) 2001-04-26 2021-02-23 Genghiscomm Holdings, LLC Coordinated multipoint systems
US9819449B2 (en) 2002-05-14 2017-11-14 Genghiscomm Holdings, LLC Cooperative subspace demultiplexing in content delivery networks
US10355720B2 (en) 2001-04-26 2019-07-16 Genghiscomm Holdings, LLC Distributed software-defined radio
US7801247B2 (en) * 2001-05-01 2010-09-21 Texas Instruments Incorporated Multiple input, multiple output system and method
US7778355B2 (en) * 2001-05-01 2010-08-17 Texas Instruments Incorporated Space-time transmit diversity
AT410738B (de) * 2001-05-04 2003-07-25 Artes Harold Dipl Ing Verfahren zum übertragen von datenströmen sowie sende- und empfangseinrichtung hiefür
US7688899B2 (en) * 2001-05-17 2010-03-30 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
US7027523B2 (en) 2001-06-22 2006-04-11 Qualcomm Incorporated Method and apparatus for transmitting data in a time division duplexed (TDD) communication system
JP4184262B2 (ja) * 2001-06-26 2008-11-19 クゥアルコム・インコーポレイテッド 通信システムにおける適応設定管理のための方法および装置
US6757520B2 (en) 2001-06-26 2004-06-29 Qualcomm Incorporated Method and apparatus for selecting a serving sector in a data communication system
WO2003001838A1 (en) * 2001-06-26 2003-01-03 Qualcomm Incorporated Method and apparatus for adaptive server selection in a data communication system
GB0115937D0 (en) 2001-06-29 2001-08-22 Koninkl Philips Electronics Nv Radio communication system
KR100615888B1 (ko) * 2001-08-25 2006-08-25 삼성전자주식회사 안테나 어레이를 포함하는 이동 통신 장치 및 방법
US7149254B2 (en) * 2001-09-06 2006-12-12 Intel Corporation Transmit signal preprocessing based on transmit antennae correlations for multiple antennae systems
EP2521284B1 (de) * 2001-09-12 2016-04-27 Intel Deutschland GmbH Drahtlose CDMA-Systeme
US7068704B1 (en) * 2001-09-26 2006-06-27 Itt Manufacturing Enterpprises, Inc. Embedded chirp signal for position determination in cellular communication systems
US20030067890A1 (en) * 2001-10-10 2003-04-10 Sandesh Goel System and method for providing automatic re-transmission of wirelessly transmitted information
KR100596413B1 (ko) * 2001-10-24 2006-07-03 삼성전자주식회사 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법
JP3997890B2 (ja) 2001-11-13 2007-10-24 松下電器産業株式会社 送信方法及び送信装置
US7336719B2 (en) * 2001-11-28 2008-02-26 Intel Corporation System and method for transmit diversity base upon transmission channel delay spread
US6823180B2 (en) * 2001-12-12 2004-11-23 Motorola, Inc. Method and apparatus for adapting antenna visibility in a wireless communications unit
KR100615889B1 (ko) * 2001-12-29 2006-08-25 삼성전자주식회사 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법
US7020482B2 (en) * 2002-01-23 2006-03-28 Qualcomm Incorporated Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems
IL151937A0 (en) * 2002-02-13 2003-07-31 Witcom Ltd Near-field spatial multiplexing
EP1488613A4 (de) * 2002-03-01 2005-04-27 Ipr Licensing Inc Intelligente schnittstelle für ein adaptives antennenarray
US6873651B2 (en) * 2002-03-01 2005-03-29 Cognio, Inc. System and method for joint maximal ratio combining using time-domain signal processing
US6687492B1 (en) * 2002-03-01 2004-02-03 Cognio, Inc. System and method for antenna diversity using joint maximal ratio combining
US6785520B2 (en) 2002-03-01 2004-08-31 Cognio, Inc. System and method for antenna diversity using equal power joint maximal ratio combining
WO2003075471A2 (en) * 2002-03-01 2003-09-12 Cognio, Inc. System and method for joint maximal ratio combining
US6862456B2 (en) * 2002-03-01 2005-03-01 Cognio, Inc. Systems and methods for improving range for multicast wireless communication
US6871049B2 (en) * 2002-03-21 2005-03-22 Cognio, Inc. Improving the efficiency of power amplifiers in devices using transmit beamforming
JP4166026B2 (ja) 2002-03-22 2008-10-15 三洋電機株式会社 無線装置、空間パス制御方法および空間パス制御プログラム
US7012978B2 (en) * 2002-03-26 2006-03-14 Intel Corporation Robust multiple chain receiver
US20030186650A1 (en) * 2002-03-29 2003-10-02 Jung-Tao Liu Closed loop multiple antenna system
KR100896682B1 (ko) 2002-04-09 2009-05-14 삼성전자주식회사 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법
US9628231B2 (en) 2002-05-14 2017-04-18 Genghiscomm Holdings, LLC Spreading and precoding in OFDM
US10142082B1 (en) 2002-05-14 2018-11-27 Genghiscomm Holdings, LLC Pre-coding in OFDM
US10644916B1 (en) 2002-05-14 2020-05-05 Genghiscomm Holdings, LLC Spreading and precoding in OFDM
US10200227B2 (en) 2002-05-14 2019-02-05 Genghiscomm Holdings, LLC Pre-coding in multi-user MIMO
US7327800B2 (en) * 2002-05-24 2008-02-05 Vecima Networks Inc. System and method for data detection in wireless communication systems
US20030235252A1 (en) * 2002-06-19 2003-12-25 Jose Tellado Method and system of biasing a timing phase estimate of data segments of a received signal
US7184713B2 (en) * 2002-06-20 2007-02-27 Qualcomm, Incorporated Rate control for multi-channel communication systems
US7194237B2 (en) * 2002-07-30 2007-03-20 Ipr Licensing Inc. System and method for multiple-input multiple-output (MIMO) radio communication
US7609777B2 (en) 2002-08-30 2009-10-27 Alcatel-Lucent Usa Inc. Maximum likelihood a posteriori probability detector
US7889819B2 (en) * 2002-10-04 2011-02-15 Apurva Mody Methods and systems for sampling frequency offset detection, correction and control for MIMO OFDM systems
US6873606B2 (en) * 2002-10-16 2005-03-29 Qualcomm, Incorporated Rate adaptive transmission scheme for MIMO systems
US7280625B2 (en) * 2002-12-11 2007-10-09 Qualcomm Incorporated Derivation of eigenvectors for spatial processing in MIMO communication systems
IL154459A0 (en) * 2003-02-13 2003-09-17 Witcom Ltd Wireless network with intensive frequency reuse
JP2004266586A (ja) 2003-03-03 2004-09-24 Hitachi Ltd 移動通信システムのデータ送受信方法
US20040192218A1 (en) * 2003-03-31 2004-09-30 Oprea Alexandru M. System and method for channel data transmission in wireless communication systems
US7327795B2 (en) * 2003-03-31 2008-02-05 Vecima Networks Inc. System and method for wireless communication systems
US20040192216A1 (en) * 2003-03-31 2004-09-30 Marzetta Thomas Louis Training for MIMO communication systems
US7512083B2 (en) * 2003-04-07 2009-03-31 Shaolin Li Single chip multi-antenna wireless data processor
WO2005011047A2 (en) * 2003-04-09 2005-02-03 Mano Dorsey Judd Virtual antenna technology (vat) and applications
US7099678B2 (en) * 2003-04-10 2006-08-29 Ipr Licensing, Inc. System and method for transmit weight computation for vector beamforming radio communication
US8064528B2 (en) 2003-05-21 2011-11-22 Regents Of The University Of Minnesota Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems
US7079870B2 (en) 2003-06-09 2006-07-18 Ipr Licensing, Inc. Compensation techniques for group delay effects in transmit beamforming radio communication
US20050047516A1 (en) * 2003-09-01 2005-03-03 Grolmusz Vince I. A method for dense and secure transmission of signals and information using a small number of channels
US7403790B2 (en) * 2003-09-04 2008-07-22 Lucent Technologies Inc. Methods for signaling broadcast and multicast information in communication networks
US7194286B2 (en) * 2003-09-30 2007-03-20 Lucent Technologies Inc. Method for optimizing the transmit signal in multiple antenna wireless links
US7508748B2 (en) * 2003-10-24 2009-03-24 Qualcomm Incorporated Rate selection for a multi-carrier MIMO system
JP4337507B2 (ja) * 2003-11-05 2009-09-30 ソニー株式会社 無線通信システム、並びに無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
US7680461B2 (en) * 2003-11-05 2010-03-16 Sony Corporation Wireless communications system, wireless communications method, and wireless communications apparatus
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna communication system
US7302009B2 (en) 2003-12-17 2007-11-27 Qualcomm Incorporated Broadcast transmission with spatial spreading in a multi-antenna communication system
US7336746B2 (en) 2004-12-09 2008-02-26 Qualcomm Incorporated Data transmission with spatial spreading in a MIMO communication system
US8169889B2 (en) 2004-02-18 2012-05-01 Qualcomm Incorporated Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
JP4000123B2 (ja) * 2004-03-15 2007-10-31 株式会社東芝 無線送信装置及び方法
US20050243748A1 (en) * 2004-04-30 2005-11-03 Peter Bosch Band switching for coherent beam forming in full-duplex wireless communication
US8285226B2 (en) 2004-05-07 2012-10-09 Qualcomm Incorporated Steering diversity for an OFDM-based multi-antenna communication system
US8923785B2 (en) 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
BRPI0510766A (pt) 2004-05-10 2007-11-20 Sony Corp sistema e aparelho de comunicação sem fio, método de comunicação sem fio, e, programa de computador
JP4604545B2 (ja) * 2004-05-10 2011-01-05 ソニー株式会社 無線通信システム、無線通信装置及び無線通信方法ム
JP4543737B2 (ja) * 2004-05-10 2010-09-15 ソニー株式会社 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
US7110463B2 (en) 2004-06-30 2006-09-19 Qualcomm, Incorporated Efficient computation of spatial filter matrices for steering transmit diversity in a MIMO communication system
US7978649B2 (en) 2004-07-15 2011-07-12 Qualcomm, Incorporated Unified MIMO transmission and reception
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US11552737B1 (en) 2004-08-02 2023-01-10 Genghiscomm Holdings, LLC Cooperative MIMO
US11381285B1 (en) 2004-08-02 2022-07-05 Genghiscomm Holdings, LLC Transmit pre-coding
US11184037B1 (en) 2004-08-02 2021-11-23 Genghiscomm Holdings, LLC Demodulating and decoding carrier interferometry signals
JP4680008B2 (ja) * 2004-08-31 2011-05-11 株式会社エヌ・ティ・ティ・ドコモ 通信システム、通信ノード及び通信方法
JP4754906B2 (ja) * 2004-08-31 2011-08-24 株式会社エヌ・ティ・ティ・ドコモ 通信システム、通信ノード及び通信方法
US7978778B2 (en) 2004-09-03 2011-07-12 Qualcomm, Incorporated Receiver structures for spatial spreading with space-time or space-frequency transmit diversity
US7894548B2 (en) 2004-09-03 2011-02-22 Qualcomm Incorporated Spatial spreading with space-time and space-frequency transmit diversity schemes for a wireless communication system
JP4746420B2 (ja) 2004-12-27 2011-08-10 株式会社東芝 無線通信装置及び方法
US9246560B2 (en) 2005-03-10 2016-01-26 Qualcomm Incorporated Systems and methods for beamforming and rate control in a multi-input multi-output communication systems
US9154211B2 (en) 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US9520972B2 (en) 2005-03-17 2016-12-13 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9461859B2 (en) 2005-03-17 2016-10-04 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US7602855B2 (en) * 2005-04-01 2009-10-13 Interdigital Technology Corporation Method and apparatus for singular value decomposition of a channel matrix
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
KR101124932B1 (ko) 2005-05-30 2012-03-28 삼성전자주식회사 어레이 안테나를 이용하는 이동 통신 시스템에서의 데이터송/수신 장치 및 방법
US8565194B2 (en) 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US8116818B2 (en) * 2005-06-02 2012-02-14 Cisco Technology, Inc. Method and system for transmitter beamforming
US9179319B2 (en) 2005-06-16 2015-11-03 Qualcomm Incorporated Adaptive sectorization in cellular systems
US8885628B2 (en) 2005-08-08 2014-11-11 Qualcomm Incorporated Code division multiplexing in a single-carrier frequency division multiple access system
US20070041457A1 (en) * 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US8644292B2 (en) 2005-08-24 2014-02-04 Qualcomm Incorporated Varied transmission time intervals for wireless communication system
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
US9225416B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Varied signaling channels for a reverse link in a wireless communication system
US8045512B2 (en) 2005-10-27 2011-10-25 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US8693405B2 (en) 2005-10-27 2014-04-08 Qualcomm Incorporated SDMA resource management
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US9210651B2 (en) 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US8831607B2 (en) 2006-01-05 2014-09-09 Qualcomm Incorporated Reverse link other sector communication
JP4593490B2 (ja) * 2006-02-10 2010-12-08 日本電信電話株式会社 無線送信方法、無線受信方法、無線通信装置
JP4498298B2 (ja) * 2006-03-27 2010-07-07 株式会社東芝 無線受信装置
US8543070B2 (en) 2006-04-24 2013-09-24 Qualcomm Incorporated Reduced complexity beam-steered MIMO OFDM system
US8290089B2 (en) 2006-05-22 2012-10-16 Qualcomm Incorporated Derivation and feedback of transmit steering matrix
US9130618B2 (en) * 2006-10-26 2015-09-08 Alcatel Lucent MIMO communication system with variable slot structure
KR100870234B1 (ko) 2007-01-19 2008-11-24 연세대학교 산학협력단 다중 안테나를 이용한 양방향 통신 방법 및 장치
WO2008126516A1 (ja) * 2007-04-10 2008-10-23 Naoki Suehiro 送信方法、送信装置、受信方法及び受信装置
CN101286775A (zh) * 2007-04-12 2008-10-15 北京三星通信技术研究有限公司 采用增强信号检测的多天线空间复用系统
JP4459254B2 (ja) * 2007-05-31 2010-04-28 株式会社東芝 無線通信装置
US7907552B2 (en) 2008-01-15 2011-03-15 Alcatel-Lucent Usa Inc. MIMO communication system with user scheduling and modified precoding based on channel vector magnitudes
US8526878B2 (en) * 2008-07-16 2013-09-03 Nec Corporation Control method of wireless communication system, wireless communication system, transmitting apparatus, and receiving apparatus
US8094751B2 (en) * 2009-07-28 2012-01-10 Ehsan Nekoui System and method for encoding and decoding of space-time block codes in data communication
KR101587566B1 (ko) * 2009-12-30 2016-02-02 삼성전자주식회사 다중 사용자 다중 안테나 시스템에서의 유니터리 프리코딩 장치 및 방법
US8620166B2 (en) * 2011-01-07 2013-12-31 Raytheon Bbn Technologies Corp. Holevo capacity achieving joint detection receiver
JP5383863B2 (ja) * 2012-05-23 2014-01-08 京セラ株式会社 送信装置、送信方法ならびにプログラム
JP2016140027A (ja) * 2015-01-29 2016-08-04 株式会社日立国際電気 無線通信システムおよび無線通信方法
US10976185B2 (en) * 2016-06-30 2021-04-13 Schlumberger Technology Corporation Sensor array noise reduction
CN107734657A (zh) * 2016-08-11 2018-02-23 株式会社Ntt都科摩 波束选择方法、波束确定方法、移动台以及基站
US10637705B1 (en) 2017-05-25 2020-04-28 Genghiscomm Holdings, LLC Peak-to-average-power reduction for OFDM multiple access
US10243773B1 (en) 2017-06-30 2019-03-26 Genghiscomm Holdings, LLC Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM
CN113454964A (zh) 2019-01-25 2021-09-28 珍吉斯科姆控股有限责任公司 正交多址和非正交多址
US11343823B2 (en) 2020-08-16 2022-05-24 Tybalt, Llc Orthogonal multiple access and non-orthogonal multiple access
US11917604B2 (en) 2019-01-25 2024-02-27 Tybalt, Llc Orthogonal multiple access and non-orthogonal multiple access
WO2020242898A1 (en) 2019-05-26 2020-12-03 Genghiscomm Holdings, LLC Non-orthogonal multiple access

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177488A (en) * 1959-12-24 1965-04-06 Bell Telephone Labor Inc Broad band microwave radio link
US3646443A (en) * 1968-10-01 1972-02-29 Raytheon Co Multiaperture receiving and transmitting system
DE3713086A1 (de) * 1987-04-16 1988-11-03 Siemens Ag Nachrichtenuebertragungssystem mit raumdiversity
US5592490A (en) * 1991-12-12 1997-01-07 Arraycomm, Inc. Spectrally efficient high capacity wireless communication systems
CA2186793C (en) * 1995-11-13 2000-12-19 Vijitha Weerackody Method and apparatus to implement antenna diversity for direct sequence spread spectrum receivers
US5960039A (en) * 1996-04-10 1999-09-28 Lucent Technologies Inc. Methods and apparatus for high data rate transmission in narrowband mobile radio channels

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US6058105A (en) 2000-05-02
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JPH11168453A (ja) 1999-06-22
DE69809676D1 (de) 2003-01-09
EP0905920A3 (de) 1999-08-04
CA2247618A1 (en) 1999-03-26

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