DE602005019072D1 - Empfängerstrukturen zur räumlichen spreizung mit raum-zeit- oder raum-frequenz-sende-diversity - Google Patents

Empfängerstrukturen zur räumlichen spreizung mit raum-zeit- oder raum-frequenz-sende-diversity

Info

Publication number
DE602005019072D1
DE602005019072D1 DE602005019072T DE602005019072T DE602005019072D1 DE 602005019072 D1 DE602005019072 D1 DE 602005019072D1 DE 602005019072 T DE602005019072 T DE 602005019072T DE 602005019072 T DE602005019072 T DE 602005019072T DE 602005019072 D1 DE602005019072 D1 DE 602005019072D1
Authority
DE
Germany
Prior art keywords
receiving entity
space
symbol
sttd
channel response
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.)
Active
Application number
DE602005019072T
Other languages
English (en)
Inventor
Mark S Wallace
Irina Medvedev
Jay Rodney Walton
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of DE602005019072D1 publication Critical patent/DE602005019072D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0256—Channel estimation using minimum mean square error criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • 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
    • H04B7/068—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 using space frequency diversity
    • 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
    • H04L1/0606—Space-frequency coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
DE602005019072T 2004-09-03 2005-09-02 Empfängerstrukturen zur räumlichen spreizung mit raum-zeit- oder raum-frequenz-sende-diversity Active DE602005019072D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60737104P 2004-09-03 2004-09-03
US60822604P 2004-09-08 2004-09-08
US11/042,126 US7978778B2 (en) 2004-09-03 2005-01-24 Receiver structures for spatial spreading with space-time or space-frequency transmit diversity
PCT/US2005/031450 WO2006029042A1 (en) 2004-09-03 2005-09-02 Receiver structures for spatial spreading with space-time or space-frequency transmit diversity

Publications (1)

Publication Number Publication Date
DE602005019072D1 true DE602005019072D1 (de) 2010-03-11

Family

ID=35501433

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005019072T Active DE602005019072D1 (de) 2004-09-03 2005-09-02 Empfängerstrukturen zur räumlichen spreizung mit raum-zeit- oder raum-frequenz-sende-diversity

Country Status (9)

Country Link
US (1) US7978778B2 (de)
EP (1) EP1790090B1 (de)
JP (2) JP2008512899A (de)
KR (1) KR100906276B1 (de)
AT (1) ATE456199T1 (de)
CA (1) CA2579208C (de)
DE (1) DE602005019072D1 (de)
ES (1) ES2339955T3 (de)
WO (1) WO2006029042A1 (de)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US7302009B2 (en) * 2003-12-17 2007-11-27 Qualcomm Incorporated Broadcast transmission with spatial spreading in a multi-antenna communication system
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated 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
US20050238111A1 (en) * 2004-04-09 2005-10-27 Wallace Mark S Spatial processing with steering matrices for pseudo-random transmit steering in a multi-antenna communication system
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
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
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
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
US8130855B2 (en) 2004-11-12 2012-03-06 Interdigital Technology Corporation Method and apparatus for combining space-frequency block coding, spatial multiplexing and beamforming in a MIMO-OFDM system
US7787573B2 (en) * 2004-11-19 2010-08-31 Broadcom Corporation Wireless system having channel fading compensation using minimum mean square error
US7778366B2 (en) * 2004-11-19 2010-08-17 Broadcom Corporation Wireless system having channel fading compensation using zero-forcing
US7567609B2 (en) * 2005-02-03 2009-07-28 Samsung Electronics Co., Ltd. Space-time multiuser detector in mobile communication system and method thereof
US7822139B2 (en) * 2005-03-02 2010-10-26 Rohde & Schwarz Gmbh & Co. Kg Apparatus, systems, methods and computer products for providing a virtual enhanced training sequence
US7532677B2 (en) * 2005-03-02 2009-05-12 Rohde & Schwarz Gmbh & Co., Kg Apparatus, systems and methods for producing coherent symbols in a single frequency network
MX2007010579A (es) * 2005-03-02 2007-11-06 Rohde & Schwarz Aparatos, sistemas y metodos para proporcionar mejoras a redes del comite de sistemas de television avanzados usando rebanado de cuadros de banda lateral residual (vsb) sincronizada.
US7532857B2 (en) * 2005-03-02 2009-05-12 Rohde & Schwarz Gmbh & Co. Kg Apparatus, systems and methods for providing time diversity for mobile broadcast services
US20060245516A1 (en) * 2005-03-02 2006-11-02 Rohde & Schwarz, Inc. Apparatus, systems and methods for providing in-band atsc vestigial sideband signaling or out-of-band signaling
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
US8995547B2 (en) * 2005-03-11 2015-03-31 Qualcomm Incorporated Systems and methods for reducing uplink resources to provide channel performance feedback for adjustment of downlink MIMO channel data rates
US9154211B2 (en) 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US8724740B2 (en) 2005-03-11 2014-05-13 Qualcomm Incorporated Systems and methods for reducing uplink resources to provide channel performance feedback for adjustment of downlink MIMO channel data rates
US8446892B2 (en) 2005-03-16 2013-05-21 Qualcomm Incorporated Channel structures for a quasi-orthogonal multiple-access communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
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
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
US8879511B2 (en) 2005-10-27 2014-11-04 Qualcomm Incorporated Assignment acknowledgement for a wireless communication system
US8611284B2 (en) 2005-05-31 2013-12-17 Qualcomm Incorporated Use of supplemental assignments to decrement resources
US8565194B2 (en) * 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US8462859B2 (en) 2005-06-01 2013-06-11 Qualcomm Incorporated Sphere decoding apparatus
US8599945B2 (en) 2005-06-16 2013-12-03 Qualcomm Incorporated Robust rank prediction for a MIMO system
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
US8073068B2 (en) * 2005-08-22 2011-12-06 Qualcomm Incorporated Selective virtual antenna transmission
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US20070041457A1 (en) * 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
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
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US9210651B2 (en) * 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US8477684B2 (en) 2005-10-27 2013-07-02 Qualcomm Incorporated Acknowledgement of control messages in a wireless communication system
US8045512B2 (en) * 2005-10-27 2011-10-25 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US8582509B2 (en) 2005-10-27 2013-11-12 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US9225488B2 (en) * 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US8693405B2 (en) 2005-10-27 2014-04-08 Qualcomm Incorporated SDMA resource management
US8582548B2 (en) 2005-11-18 2013-11-12 Qualcomm Incorporated Frequency division multiple access schemes for wireless communication
US20070127608A1 (en) * 2005-12-06 2007-06-07 Jacob Scheim Blind interference mitigation in a digital receiver
US20070223614A1 (en) * 2006-03-23 2007-09-27 Ravi Kuchibhotla Common time frequency radio resource in wireless communication systems
CN100444543C (zh) * 2006-03-31 2008-12-17 东南大学 用于多天线无线通信系统空域滤波检测方法
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
KR20090071582A (ko) 2006-09-06 2009-07-01 콸콤 인코포레이티드 그룹화된 안테나들에 대한 코드워드 치환 및 감소된 피드백
CN101529777A (zh) * 2006-10-23 2009-09-09 Lg电子株式会社 用于使用循环延迟分集发射数据的方法
CA2667991C (en) 2007-02-01 2018-05-01 Rohde & Schwarz Gmbh & Co. Kg Systems, apparatus, methods and computer program products for providing atsc interoperability
US8780771B2 (en) * 2007-02-06 2014-07-15 Qualcomm Incorporated Cyclic delay diversity and precoding for wireless communication
CN103475398A (zh) * 2007-02-13 2013-12-25 Lm爱立信电话有限公司 组合了对无线信号的循环延迟分集和预编码的方法和系统
EP2485409B1 (de) 2007-04-20 2016-08-03 Marvell World Trade Ltd. Antennenauswahl und -training mithilfe einer räumlichen verbreitungsmatrix zur verwendung in einem mimo drahtlosen mimo-kommunikationssystem
EP2061161B1 (de) * 2007-11-14 2013-03-20 Sony Corporation Improved Alamouti encoding and decoding
DE102008017290A1 (de) * 2007-12-11 2009-06-18 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Bildung eines gemeinsamen Datenstroms insbesondere nach dem ATSC-Standard
DE102007059959B4 (de) * 2007-12-12 2020-01-02 Rohde & Schwarz Gmbh & Co. Kg Verfahren und System zur Übertragung von Daten zwischen einer zentralen Rundfunkstation und mindestens einem Sender
JP5109707B2 (ja) * 2008-02-19 2012-12-26 コニカミノルタビジネステクノロジーズ株式会社 定着装置及び画像形成装置
US20090316829A1 (en) * 2008-06-19 2009-12-24 Ahmadreza Rofougaran Method and system for transmit diversity for chip-to-chip communications
DE102008056703A1 (de) * 2008-07-04 2010-01-07 Rohde & Schwarz Gmbh & Co. Kg Verfahren und System zur Zeitsynchronisierung zwischen einer Zentrale und mehreren Sendern
US8355458B2 (en) * 2008-06-25 2013-01-15 Rohde & Schwarz Gmbh & Co. Kg Apparatus, systems, methods and computer program products for producing a single frequency network for ATSC mobile / handheld services
JP2010010966A (ja) * 2008-06-25 2010-01-14 Sumitomo Electric Ind Ltd 無線通信装置、及びｍｉｍｏ無線通信における信号送信方法
DE102008059028B4 (de) * 2008-10-02 2021-12-02 Rohde & Schwarz GmbH & Co. Kommanditgesellschaft Verfahren und Vorrichtung zur Erzeugung eines Transportdatenstroms mit Bilddaten
EP2342854B1 (de) * 2008-11-06 2013-01-30 Rohde & Schwarz GmbH & Co. KG Verfahren und system zur synchronisierten abbildung von datenpaketen in einem atsc-datenstrom
US8169886B2 (en) 2008-11-19 2012-05-01 Harris Corporation Code division multiple access based contingency transmission
EP2234357B1 (de) * 2009-03-21 2016-07-27 Rohde & Schwarz GmbH & Co. KG Verfahren zur Verbesserung der Übertragungsgeschwindigkeit von Mobilfunkdaten und der Qualität der Kanalschätzung in einem ATSC-M/H-Transportdatenstrom
DE102009025219A1 (de) * 2009-04-07 2010-10-14 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur kontinuierlichen Anpassung von Kodierungsparametern an eine veränderliche Nutzdatenrate
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
DE102009057363B4 (de) 2009-10-16 2013-04-18 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur effizienten Übertragung von überregional und regional auszustrahlenden Programm-und Servicedaten
CN102237945A (zh) 2010-05-06 2011-11-09 松下电器产业株式会社 基于正交编码的码分复用方法、码分复用设备和解复用设备
US8989021B2 (en) 2011-01-20 2015-03-24 Rohde & Schwarz Gmbh & Co. Kg Universal broadband broadcasting
US8971210B1 (en) * 2011-05-23 2015-03-03 Redpine Signals, Inc. Reconfigurable multi-stream processor for multiple-input multiple-output (MIMO) wireless networks
EP2977785B1 (de) * 2013-03-21 2017-09-06 Panasonic Corporation Radarvorrichtung
EP3033881A4 (de) * 2013-08-14 2017-05-03 LG Electronics Inc. Vorrichtung zum senden von rundfunksignalen, vorrichtung für den empfang von rundfunksignalen, verfahren zum senden von rundfunksignalen und verfahren für den empfang von rundfunksignalen
CN105375967B (zh) * 2015-11-16 2018-04-06 北京邮电大学 一种基于统计方法的增强型最大比合并检测方法和接收机

Family Cites Families (127)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US661845A (en) * 1900-08-02 1900-11-13 Lewis O Brye Folding seat-fastener.
US4032669A (en) * 1974-03-25 1977-06-28 Societe D'assistance Technique Pour Produits Nestle S.A. Cheese product and process for production
IL100213A (en) 1990-12-07 1995-03-30 Qualcomm Inc Mikrata Kedma phone system and its antenna distribution system
DE4101629C3 (de) 1991-01-21 2003-06-26 Fuba Automotive Gmbh Antennendiversity-Anlage mit mindestens zwei Antennen für den mobilen Empfang von Meter- und Dezimeterwellen
IT1259032B (it) 1992-05-25 1996-03-11 Alcatel Italia Metodo per processare ed ottimizzare la funzione per analogica in un sistema di trasmissione radio digitale in diversita' di spazio e/o angolo
US5668837A (en) 1993-10-14 1997-09-16 Ericsson Inc. Dual-mode radio receiver for receiving narrowband and wideband signals
CA2151284C (en) 1994-02-10 2000-04-25 Kazuhiko Fukawa Adaptive spread spectrum receiver
US5604921A (en) 1995-07-07 1997-02-18 Nokia Mobile Phones Ltd. Radiotelephone user interface for broadcast short message service
US6134215A (en) 1996-04-02 2000-10-17 Qualcomm Incorpoated Using orthogonal waveforms to enable multiple transmitters to share a single CDM channel
CA2302289C (en) 1996-08-29 2005-11-08 Gregory G. Raleigh Spatio-temporal processing for communication
US6584144B2 (en) 1997-02-24 2003-06-24 At&T Wireless Services, Inc. Vertical adaptive antenna array for a discrete multitone spread spectrum communications system
US6408016B1 (en) 1997-02-24 2002-06-18 At&T Wireless Services, Inc. Adaptive weight update method and system for a discrete multitone spread spectrum communications system
US6058105A (en) 1997-09-26 2000-05-02 Lucent Technologies Inc. Multiple antenna communication system and method thereof
US6314147B1 (en) 1997-11-04 2001-11-06 The Board Of Trustees Of The Leland Stanford Junior University Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks
JP3718337B2 (ja) 1998-01-08 2005-11-24 株式会社東芝 適応可変指向性アンテナ
US6618454B1 (en) 1998-02-06 2003-09-09 At&T Corp. Diversity coded OFDM for high data-rate communication
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
US6175743B1 (en) 1998-05-01 2001-01-16 Ericsson Inc. System and method for delivery of short message service messages to a restricted group of subscribers
BR9913277A (pt) * 1998-09-04 2001-09-25 At & T Corp Codificação de bloco-espaço e codificação de canal combinado em um arranjo de multi-antenas
EP1033004A1 (de) 1998-09-18 2000-09-06 Hughes Electronics Corporation Raum-zeit-kode, -verfahren und -aufbauen für räumliche diversity bei psk konstellationen in mehrelement-antennensystemen
US6363121B1 (en) 1998-12-07 2002-03-26 Lucent Technologies Inc. Wireless transmission method for antenna arrays using unitary space-time signals
GB9828216D0 (en) 1998-12-21 1999-02-17 Northern Telecom Ltd A downlink beamforming approach for frequency division duplex cellular systems
EP1073214B1 (de) 1999-02-16 2008-12-17 Mitsubishi Denki Kabushiki Kaisha Funkübertragungssystem, sender und empfänger
US6218985B1 (en) 1999-04-15 2001-04-17 The United States Of America As Represented By The Secretary Of The Navy Array synthesis method
CA2388024C (en) * 1999-10-19 2008-04-15 Interdigital Technology Corporation Receiver for multiuser detection of cdma signals
US6788661B1 (en) 1999-11-12 2004-09-07 Nikia Networks Oy Adaptive beam-time coding method and apparatus
GB9928050D0 (en) * 1999-11-26 2000-01-26 Tyco Electronics Raychem Gmbh Heating arrangement
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
US6298035B1 (en) 1999-12-21 2001-10-02 Nokia Networks Oy Estimation of two propagation channels in OFDM
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
US6816555B2 (en) 2000-02-18 2004-11-09 Sony Corporation Signal component demultiplexing apparatus, filter apparatus, receiving apparatus, communication apparatus, and communication method
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
US6542556B1 (en) 2000-03-31 2003-04-01 Nokia Mobile Phones Ltd. Space-time code for multiple antenna transmission
US6486828B1 (en) 2000-07-26 2002-11-26 Western Multiplex Adaptive array antenna nulling
US7065156B1 (en) 2000-08-31 2006-06-20 Nokia Mobile Phones Ltd. Hopped delay diversity for multiple antenna transmission
US6985434B2 (en) 2000-09-01 2006-01-10 Nortel Networks Limited Adaptive time diversity and spatial diversity for OFDM
US6842487B1 (en) 2000-09-22 2005-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Cyclic delay diversity for mitigating intersymbol interference in OFDM systems
US6956897B1 (en) 2000-09-27 2005-10-18 Northwestern University Reduced rank adaptive filter
EP1195937A1 (de) 2000-10-03 2002-04-10 Telefonaktiebolaget Lm Ericsson Raum-Zeit-Kodierung mit orthogonalen Transformationen
US7110378B2 (en) 2000-10-03 2006-09-19 Wisconsin Alumni Research Foundation Channel aware optimal space-time signaling for wireless communication over wideband multipath channels
EP1387181A1 (de) 2000-12-12 2004-02-04 Matsushita Electric Industrial Co., Ltd. Funkempfangspeilantennengerät und Sender-Empfänger mit variabler Richtcharakteristik
JP3576099B2 (ja) 2000-12-22 2004-10-13 株式会社東芝 スマートアンテナを用いた受信装置、スマートアンテナを用いた受信方法及びビーム形成回路
US7050510B2 (en) 2000-12-29 2006-05-23 Lucent Technologies Inc. Open-loop diversity technique for systems employing four transmitter antennas
US6801790B2 (en) 2001-01-17 2004-10-05 Lucent Technologies Inc. Structure for multiple antenna configurations
GB0102316D0 (en) 2001-01-30 2001-03-14 Koninkl Philips Electronics Nv Radio communication system
EP1241824A1 (de) 2001-03-14 2002-09-18 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Multiplexverfahren in ein Mehrträgersendediversitätssystem
US6771706B2 (en) 2001-03-23 2004-08-03 Qualcomm Incorporated Method and apparatus for utilizing channel state information in a wireless communication system
US6496535B2 (en) 2001-03-23 2002-12-17 Navini Networks, Inc. Method and system for effective channel estimation in a telecommunication system
GB0108381D0 (en) 2001-04-04 2001-05-23 Koninl Philips Electronics Nv Radio communication system
US6982946B2 (en) 2001-04-05 2006-01-03 Telefonaktiebolaget Lm Ericsson (Publ) Partly orthogonal multiple code trees
US7173981B1 (en) 2001-04-27 2007-02-06 The Directv Group, Inc. Dual layer signal processing in a layered modulation digital signal system
EP1393486B1 (de) 2001-05-25 2008-07-09 Regents of the University of Minnesota Drahtloses kommunikationsnetzwerk basierend auf raumzeitkodierung
US6711124B2 (en) 2001-05-25 2004-03-23 Ericsson Inc. Time interval based channel estimation with transmit diversity
US6999472B2 (en) 2001-05-30 2006-02-14 Nokia Mobile Phones Limited Apparatus, and associated method, for space-time encoding, and decoding, data at a selected code rate
US20020193146A1 (en) 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
FR2827439B1 (fr) 2001-07-13 2003-10-24 Leroy Somer Moteurs Machine discoide
US6441786B1 (en) 2001-07-20 2002-08-27 Motorola, Inc. Adaptive antenna array and method for control thereof
JP3978426B2 (ja) 2001-08-09 2007-09-19 ノキア コーポレイション ダイバシティ送信機及びダイバシティ送信方法
US7359466B2 (en) 2001-08-24 2008-04-15 Lucent Technologies Inc. Signal detection by a receiver in a multiple antenna time-dispersive system
US7149254B2 (en) 2001-09-06 2006-12-12 Intel Corporation Transmit signal preprocessing based on transmit antennae correlations for multiple antennae systems
US7248559B2 (en) 2001-10-17 2007-07-24 Nortel Networks Limited Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
US7327798B2 (en) 2001-10-19 2008-02-05 Lg Electronics Inc. Method and apparatus for transmitting/receiving signals in multiple-input multiple-output communication system provided with plurality of antenna elements
KR200260860Y1 (ko) 2001-10-25 2002-01-17 김지환 접이식 휴대폰 충전기
US7095987B2 (en) 2001-11-15 2006-08-22 Texas Instruments Incorporated Method and apparatus for received uplinked-signal based adaptive downlink diversity within a communication system
US6760388B2 (en) 2001-12-07 2004-07-06 Qualcomm Incorporated Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
JP3992489B2 (ja) 2001-12-12 2007-10-17 株式会社エヌ・ティ・ティ・ドコモ 無線通信方法及びその装置
US20030112745A1 (en) 2001-12-17 2003-06-19 Xiangyang Zhuang Method and system of operating a coded OFDM communication system
JP2003198645A (ja) 2001-12-27 2003-07-11 Sharp Corp 送信装置及びこれを用いた通信システム
EP1775873A3 (de) * 2002-01-04 2012-12-26 Nokia Corporation Empfang von Signalen in einem System mit Sende-Diversity hoher Rate
US7020110B2 (en) 2002-01-08 2006-03-28 Qualcomm Incorporated Resource allocation for MIMO-OFDM communication systems
JP4191050B2 (ja) 2002-01-18 2008-12-03 富士通株式会社 閉ループ送信ダイバーシチにおけるフィードバック制御方法及び装置
US6862271B2 (en) 2002-02-26 2005-03-01 Qualcomm Incorporated Multiple-input, multiple-output (MIMO) systems with multiple transmission modes
JP4078848B2 (ja) * 2002-02-26 2008-04-23 Ｋｄｄｉ株式会社 時空間ブロック符号を用いた適応符号化方法及び送信装置
US6741587B2 (en) 2002-04-02 2004-05-25 Nokia Corporation Inter-frequency measurements with MIMO terminals
US6711528B2 (en) 2002-04-22 2004-03-23 Harris Corporation Blind source separation utilizing a spatial fourth order cumulant matrix pencil
KR100511292B1 (ko) 2002-04-30 2005-08-31 엘지전자 주식회사 레이크 수신기의 빔포밍 웨이트 벡터 업데이트 방법 및 웨이트 벡터를 이용한 레이크 수신장치
EP1359684A1 (de) 2002-04-30 2003-11-05 Motorola Energy Systems Inc. Drahtlose Übertragung unter Verwendung einer adaptiven Antennengruppe
US6847306B2 (en) 2002-05-17 2005-01-25 Keyvan T. Diba Emergency traffic signal attachment
GB0212165D0 (en) 2002-05-27 2002-07-03 Nokia Corp A wireless system
KR100548311B1 (ko) 2002-06-07 2006-02-02 엘지전자 주식회사 이동 통신 시스템에서의 송신 다이버시티 장치와 방법
JP2004023416A (ja) 2002-06-17 2004-01-22 Matsushita Electric Ind Co Ltd 指向性形成装置および指向性形成方法
US7095709B2 (en) 2002-06-24 2006-08-22 Qualcomm, Incorporated Diversity transmission modes for MIMO OFDM communication systems
US7613248B2 (en) 2002-06-24 2009-11-03 Qualcomm Incorporated Signal processing with channel eigenmode decomposition and channel inversion for MIMO systems
JP3677492B2 (ja) 2002-07-31 2005-08-03 松下電器産業株式会社 マルチキャリア送信装置およびマルチキャリア送信方法
US7394754B2 (en) 2002-08-01 2008-07-01 Mediatek Inc. System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system
JP4098027B2 (ja) 2002-08-01 2008-06-11 松下電器産業株式会社 無線基地局装置
US6940917B2 (en) 2002-08-27 2005-09-06 Qualcomm, Incorporated Beam-steering and beam-forming for wideband MIMO/MISO systems
US7529177B2 (en) 2002-08-28 2009-05-05 Agere Systems Inc. Dithering scheme using multiple antennas for OFDM systems
DE60223367T2 (de) 2002-09-05 2008-02-14 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zur Übertragung von einer Basisstation eines MC-CDMA-Telekommunikationssystems zu einer Vielzahl von Benutzern
US7031669B2 (en) 2002-09-10 2006-04-18 Cognio, Inc. Techniques for correcting for phase and amplitude offsets in a MIMO radio device
US20040081263A1 (en) 2002-10-24 2004-04-29 Lee King F. Method and apparatus for receiving diversity transmissions
US7151809B2 (en) 2002-10-25 2006-12-19 Qualcomm, Incorporated Channel estimation and spatial processing for TDD MIMO systems
US7002900B2 (en) 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US7324429B2 (en) 2002-10-25 2008-01-29 Qualcomm, Incorporated Multi-mode terminal in a wireless MIMO system
US8134976B2 (en) 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8320301B2 (en) 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US8208364B2 (en) 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US7317750B2 (en) 2002-10-31 2008-01-08 Lot 41 Acquisition Foundation, Llc Orthogonal superposition coding for direct-sequence communications
US7099698B2 (en) 2002-11-04 2006-08-29 Vivato, Inc. Complementary beamforming methods and apparatuses
US7057555B2 (en) 2002-11-27 2006-06-06 Cisco Technology, Inc. Wireless LAN with distributed access points for space management
US7200631B2 (en) 2003-01-10 2007-04-03 Lucent Technologies Inc. Method and apparatus for determining an inverse square root of a given positive-definite hermitian matrix
US7130580B2 (en) 2003-03-20 2006-10-31 Lucent Technologies Inc. Method of compensating for correlation between multiple antennas
US7099678B2 (en) 2003-04-10 2006-08-29 Ipr Licensing, Inc. System and method for transmit weight computation for vector beamforming radio communication
US7385617B2 (en) 2003-05-07 2008-06-10 Illinois Institute Of Technology Methods for multi-user broadband wireless channel estimation
US7079870B2 (en) 2003-06-09 2006-07-18 Ipr Licensing, Inc. Compensation techniques for group delay effects in transmit beamforming radio communication
GB0317147D0 (en) 2003-07-22 2003-08-27 Dalton Stephen "GAM"- Gravity-air-motion
KR100584321B1 (ko) 2003-08-02 2006-05-26 삼성전자주식회사 카르테시안 피드백 루프 회로를 포함하는 ｔｄｍａ 방식송수신 장치
US7065144B2 (en) 2003-08-27 2006-06-20 Qualcomm Incorporated Frequency-independent spatial processing for wideband MISO and MIMO systems
US7356073B2 (en) 2003-09-10 2008-04-08 Nokia Corporation Method and apparatus providing an advanced MIMO receiver that includes a signal-plus-residual-interference (SPRI) detector
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
US7778425B2 (en) 2003-12-24 2010-08-17 Nokia Corporation Method for generating noise references for generalized sidelobe canceling
US7194042B2 (en) 2004-01-13 2007-03-20 Qualcomm Incorporated Data transmission with spatial spreading in a mimo 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
US20050180312A1 (en) 2004-02-18 2005-08-18 Walton J. R. Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
US7583747B1 (en) 2004-03-31 2009-09-01 University Of Alberta Method of systematic construction of space-time constellations, system and method of transmitting space-time constellations
US7447268B2 (en) 2004-03-31 2008-11-04 Intel Corporation OFDM system with per subcarrier phase rotation
US20050238111A1 (en) 2004-04-09 2005-10-27 Wallace Mark S Spatial processing with steering matrices for pseudo-random transmit steering in a multi-antenna communication system
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
US7564814B2 (en) 2004-05-07 2009-07-21 Qualcomm, Incorporated Transmission mode and rate selection for a wireless communication system
US8619907B2 (en) 2004-06-10 2013-12-31 Agere Systems, LLC Method and apparatus for preamble training in a multiple antenna communication system
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
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

Also Published As

Publication number Publication date
CA2579208A1 (en) 2006-03-16
KR20070054717A (ko) 2007-05-29
JP2011205677A (ja) 2011-10-13
ATE456199T1 (de) 2010-02-15
JP5611895B2 (ja) 2014-10-22
EP1790090A1 (de) 2007-05-30
US7978778B2 (en) 2011-07-12
KR100906276B1 (ko) 2009-07-06
JP2008512899A (ja) 2008-04-24
EP1790090B1 (de) 2010-01-20
ES2339955T3 (es) 2010-05-27
US20060050770A1 (en) 2006-03-09
WO2006029042A1 (en) 2006-03-16
CA2579208C (en) 2012-09-04

Similar Documents

Publication Publication Date Title
DE602005019072D1 (de) Empfängerstrukturen zur räumlichen spreizung mit raum-zeit- oder raum-frequenz-sende-diversity
TW200631340A (en) Spatial spreading with space-time and space-frequency transmit diversity schemes for a wirwless communication system
JP4709209B2 (ja) マルチユーザダウンリンクにおける時空間ブロックプレコーディング方法
TW200616365A (en) Continuous beamforming for a MIMO-OFDM system
WO2008033423A3 (en) Decoding method for alamouti scheme with harq and/or repetition coding
EP1158716A3 (de) OFDM-System für Merheingangs-/Mehrausgangskanäle
EP1793519A3 (de) Verfahren und Gerät zur dynamischen Umschaltung des Raum-Zeit-Kodierungs/-Dekodierungsmodus
TW200746681A (en) Feedback of channel state information for MIMO and subband scheduling in a wireless communication system
TW200711412A (en) CQI and rank prediction for list sphere decoding and ML MIMO receivers
WO2008144363A3 (en) Pilot structures for ack and cqi in a wireless communication system
TW200943778A (en) Antenna array calibration for wireless communication systems
TW200601755A (en) Channel estimation for a wireless communication system with multiple parallel data streams
EP1596520A3 (de) Räumliches Multiplexen für MIMO Geräte
WO2006052058A3 (en) Multi-input multi-output system for enhancing transmission performance
EP2202893A3 (de) Verfahren zur Bestimmung eines Demodulationsreferenzsignals in der Aufwärtsstrecke, Teilnehmergerät und Aufwärtsstreckensystem
ATE454753T1 (de) Verfahren zur räumlich-zeitlichen codierung für ein zweiantennen-kommunikationssystem des gepulsten uwb-typs
JP2011211587A5 (de)
Sadek et al. Diversity analysis for frequency-selective MIMO-OFDM systems with general spatial and temporal correlation model
Maurer et al. Transmit diversity when the receiver does not know the number of transmit antennas
Wysocki et al. On an Orthogonal Space-Time-Polarization Block Code.
Pramono Three, four transmit antennas space time block coded MIMO in Rayleigh fading channel: Performance results
Siadari et al. Joint Hadamard transform and Alamouti scheme for wireless communication system
Celebi et al. Increasing diversity with feedback: Balanced space-time block coding
Roy et al. BER performance analysis of Alamouti coding technique in Rayleigh fading channel
EP1119146A3 (de) Entzerrung im Frequenzbereich

Legal Events

Date Code Title Description
8364 No opposition during term of opposition