AU2001247642A1 - A diversity transmitter based on linear transform processing of transmitted information - Google Patents

A diversity transmitter based on linear transform processing of transmitted information

Info

Publication number
AU2001247642A1
AU2001247642A1 AU2001247642A AU4764201A AU2001247642A1 AU 2001247642 A1 AU2001247642 A1 AU 2001247642A1 AU 2001247642 A AU2001247642 A AU 2001247642A AU 4764201 A AU4764201 A AU 4764201A AU 2001247642 A1 AU2001247642 A1 AU 2001247642A1
Authority
AU
Australia
Prior art keywords
transmitted information
transform processing
transmitter based
linear transform
diversity transmitter
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.)
Abandoned
Application number
AU2001247642A
Other languages
English (en)
Inventor
Helmut Bolcskei
Arogyaswami J. Paulraj
Peroor K. Sebastian
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.)
Iospan Wireless Inc
Original Assignee
Iospan Wireless 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 Iospan Wireless Inc filed Critical Iospan Wireless Inc
Publication of AU2001247642A1 publication Critical patent/AU2001247642A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—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
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/12—Frequency diversity
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
AU2001247642A 2000-05-19 2001-03-20 A diversity transmitter based on linear transform processing of transmitted information Abandoned AU2001247642A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09574498 2000-05-19
US09/574,498 US6442214B1 (en) 2000-05-19 2000-05-19 Diversity transmitter based on linear transform processing of transmitted information
PCT/US2001/009017 WO2001091476A2 (fr) 2000-05-19 2001-03-20 Emetteur en diversite se basant sur le traitement par transformee lineaire d'informations d'emission

Publications (1)

Publication Number Publication Date
AU2001247642A1 true AU2001247642A1 (en) 2001-12-03

Family

ID=24296403

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001247642A Abandoned AU2001247642A1 (en) 2000-05-19 2001-03-20 A diversity transmitter based on linear transform processing of transmitted information

Country Status (3)

Country Link
US (1) US6442214B1 (fr)
AU (1) AU2001247642A1 (fr)
WO (1) WO2001091476A2 (fr)

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US7233625B2 (en) * 2000-09-01 2007-06-19 Nortel Networks Limited Preamble design for multiple input—multiple output (MIMO), orthogonal frequency division multiplexing (OFDM) system
US7116722B2 (en) * 2001-02-09 2006-10-03 Lucent Technologies Inc. Wireless communication system using multi-element antenna having a space-time architecture
US7263150B2 (en) * 2001-03-20 2007-08-28 Advantest Corp. Probability estimating apparatus and method for peak-to-peak clock skews
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
US6751187B2 (en) * 2001-05-17 2004-06-15 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
US7072413B2 (en) 2001-05-17 2006-07-04 Qualcomm, Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
JP4387791B2 (ja) * 2001-05-25 2009-12-24 リージェンツ オブ ザ ユニバーシティ オブ ミネソタ ワイヤレス通信ネットワーク内の空間時間符号化伝送方法
FR2825862A1 (fr) * 2001-06-06 2002-12-13 St Microelectronics Sa Procede de transmission de donnees en mc/cdma
US7321601B2 (en) * 2001-09-26 2008-01-22 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme supplemented with polarity modulation
US6895059B2 (en) * 2001-09-26 2005-05-17 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme
US7609608B2 (en) 2001-09-26 2009-10-27 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation
US7342973B2 (en) * 2001-09-26 2008-03-11 General Atomics Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources
US7236464B2 (en) * 2001-09-26 2007-06-26 General Atomics Flexible method and apparatus for encoding and decoding signals using a time division multiple frequency scheme
US7154936B2 (en) * 2001-12-03 2006-12-26 Qualcomm, Incorporated Iterative detection and decoding for a MIMO-OFDM system
EP1458203A4 (fr) * 2001-12-21 2005-08-03 Mitsubishi Electric Corp Systeme de radiocommunications et emetteur correspondant
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
WO2003071682A2 (fr) * 2002-02-20 2003-08-28 General Atomics Procede souple et appareil pour coder et decoder des signaux en utilisant un schema de frequences multiples a repartition dans le temps
US6862456B2 (en) * 2002-03-01 2005-03-01 Cognio, Inc. Systems and methods for improving range for multicast wireless communication
AU2003219882A1 (en) * 2002-03-01 2003-09-16 Cognio, Inc. System and method for joint maximal ratio combining
US6687492B1 (en) * 2002-03-01 2004-02-03 Cognio, Inc. System and method for antenna diversity using joint maximal ratio combining
US6873651B2 (en) * 2002-03-01 2005-03-29 Cognio, Inc. System and method for joint maximal ratio combining using time-domain signal processing
US6785520B2 (en) * 2002-03-01 2004-08-31 Cognio, Inc. System and method for antenna diversity using equal power joint maximal ratio combining
US6871049B2 (en) * 2002-03-21 2005-03-22 Cognio, Inc. Improving the efficiency of power amplifiers in devices using transmit beamforming
US7292647B1 (en) * 2002-04-22 2007-11-06 Regents Of The University Of Minnesota Wireless communication system having linear encoder
US7327800B2 (en) 2002-05-24 2008-02-05 Vecima Networks Inc. System and method for data detection in wireless communication systems
US7577085B1 (en) 2002-06-03 2009-08-18 Marvell International Ltd. Multicarrier transmit diversity
DE60325612D1 (de) * 2002-07-30 2009-02-12 Ipr Licensing Inc System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo)
US7031669B2 (en) * 2002-09-10 2006-04-18 Cognio, Inc. Techniques for correcting for phase and amplitude offsets in a MIMO radio device
US7933343B2 (en) * 2002-12-30 2011-04-26 Motorola Mobility, Inc. Enhanced OFDM by use of alternating polarization states
US7327795B2 (en) * 2003-03-31 2008-02-05 Vecima Networks Inc. System and method for wireless communication systems
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
GB2405276B (en) * 2003-08-21 2005-10-12 Motorola Inc Measuring distance using wireless communication
US7706454B2 (en) * 2003-10-01 2010-04-27 Regents Of The University Of Minnesota Full-diversity, full-rate complex-field space-time coding for wireless communication
US7869528B2 (en) * 2003-10-31 2011-01-11 Northrop Grumman Systems Corporation Multi-carrier transceiver assembly
US7447268B2 (en) 2004-03-31 2008-11-04 Intel Corporation OFDM system with per subcarrier phase rotation
KR101527114B1 (ko) * 2008-04-02 2015-06-08 삼성전자주식회사 다중 입출력 무선통신 시스템에서 스트림별 서로 다른부호화 방식을 지원하는 격자 감소 기반의 신호 검출 장치및 방법
GB0917452D0 (en) * 2009-10-06 2009-11-18 Cambridge Silicon Radio Ltd Radio transmitter apparatus
WO2011044959A1 (fr) * 2009-10-13 2011-04-21 Nokia Siemens Networks Gmbh & Co. Kg Procédé de traitement de données dans un élément de réseau optique et élément de réseau optique
CN102158268B (zh) 2011-01-19 2014-07-09 华为技术有限公司 分集发射及接收的方法、装置及系统
US8199851B1 (en) 2011-07-14 2012-06-12 The Aerospace Corporation Systems and methods for increasing communications bandwidth using non-orthogonal polarizations
FR3033109B1 (fr) * 2015-02-19 2017-02-24 Commissariat Energie Atomique Procede de transmission d'un plan de frequences dans un systeme de telecommunication

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US6198775B1 (en) 1998-04-28 2001-03-06 Ericsson Inc. Transmit diversity method, systems, and terminals using scramble coding

Also Published As

Publication number Publication date
WO2001091476A3 (fr) 2002-04-04
US6442214B1 (en) 2002-08-27
WO2001091476A2 (fr) 2001-11-29

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