ATE491277T1 - Diversity-sender und diversity-sendeverfahren - Google Patents

Diversity-sender und diversity-sendeverfahren

Info

Publication number
ATE491277T1
ATE491277T1 AT01960642T AT01960642T ATE491277T1 AT E491277 T1 ATE491277 T1 AT E491277T1 AT 01960642 T AT01960642 T AT 01960642T AT 01960642 T AT01960642 T AT 01960642T AT E491277 T1 ATE491277 T1 AT E491277T1
Authority
AT
Austria
Prior art keywords
diversity
transmitters
transmission processes
estimate
determining
Prior art date
Application number
AT01960642T
Other languages
English (en)
Inventor
Ari Hottinen
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
Application granted granted Critical
Publication of ATE491277T1 publication Critical patent/ATE491277T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0631—Receiver arrangements
    • 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
    • H04B7/06—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
    • H04B7/0617—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 for beam forming
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0625—Transmitter arrangements
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
AT01960642T 2001-08-09 2001-08-09 Diversity-sender und diversity-sendeverfahren ATE491277T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2001/009231 WO2003015334A1 (en) 2001-08-09 2001-08-09 Diversity transmitter and diversity transmission method

Publications (1)

Publication Number Publication Date
ATE491277T1 true ATE491277T1 (de) 2010-12-15

Family

ID=8164538

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01960642T ATE491277T1 (de) 2001-08-09 2001-08-09 Diversity-sender und diversity-sendeverfahren

Country Status (10)

Country Link
US (3) US7158579B2 (de)
EP (2) EP1415427B1 (de)
JP (1) JP3978426B2 (de)
KR (1) KR100629465B1 (de)
CN (1) CN100375418C (de)
AT (1) ATE491277T1 (de)
CA (1) CA2455859C (de)
DE (1) DE60143628D1 (de)
ES (1) ES2354682T3 (de)
WO (1) WO2003015334A1 (de)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8468414B2 (en) * 2009-08-27 2013-06-18 Icomm Technologies Inc. Method and apparatus for a wireless mobile system implementing beam steering phase array antenna
EP1415427B1 (de) * 2001-08-09 2010-12-08 Qualcomm Incorporated Diversity-sender und diversity-sendeverfahren
JP4328626B2 (ja) * 2002-01-04 2009-09-09 ノキア コーポレイション 高レート送信ダイバーシティ送信及び受信
US7298717B2 (en) * 2002-02-15 2007-11-20 Texas Instruments Incorporated Method and apparatus for providing transmit diversity with adaptive basis
US7529177B2 (en) * 2002-08-28 2009-05-05 Agere Systems Inc. Dithering scheme using multiple antennas for OFDM systems
US7024166B2 (en) * 2002-12-18 2006-04-04 Qualcomm, Incorporated Transmission diversity systems
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
US7356089B2 (en) * 2003-09-05 2008-04-08 Nortel Networks Limited Phase offset spatial multiplexing
JP2005176325A (ja) * 2003-11-24 2005-06-30 Mitsubishi Electric Research Laboratories Inc 無線通信システムにおいて送信ダイバシティ利得を高める方法および無線通信システム
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna 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
WO2005099154A1 (en) * 2004-04-05 2005-10-20 Nokia Corporation Method to enable open loop antenna transmit diversity on channels having dedicated pilots
US8923785B2 (en) 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
US20060008021A1 (en) * 2004-06-30 2006-01-12 Nokia Corporation Reduction of self-interference for a high symbol rate non-orthogonal matrix modulation
US7978778B2 (en) 2004-09-03 2011-07-12 Qualcomm, Incorporated Receiver structures for spatial spreading with space-time or space-frequency transmit diversity
US7599419B2 (en) * 2005-01-14 2009-10-06 The Regents Of The University Of California Method and apparatus for use of space time trellis codes based on channel phase feedback
US7882413B2 (en) * 2005-01-20 2011-02-01 New Jersey Institute Of Technology Method and/or system for space-time encoding and/or decoding
DE502005002726D1 (de) * 2005-05-27 2008-03-20 Tektronix Int Sales Gmbh Verfahren und Vorrichtung zum nach ATM-Kanälen geordneten Bereitstellen von ATM-Zellen an einer zwischen einem ersten und einem zweiten Knoten eines Übertragungssystems angeordneten Schnittstelle
US8059608B2 (en) * 2005-06-14 2011-11-15 Qualcomm Incorporated Transmit spatial diversity for cellular single frequency networks
US7738356B2 (en) * 2005-06-28 2010-06-15 Broadcom Corporation Multiple stream cyclic-shifted delay transmitter
EP1760905A1 (de) * 2005-09-02 2007-03-07 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zum Regeln von Übertragungssignalen zwischen einer ersten Kommunikationsvorrichtung und einer zweiten Kommunikationsvorrichtung über ein drahtloses Netzwerk
US7872962B1 (en) * 2005-10-18 2011-01-18 Marvell International Ltd. System and method for producing weighted signals in a diversity communication system
US8760994B2 (en) * 2005-10-28 2014-06-24 Qualcomm Incorporated Unitary precoding based on randomized FFT matrices
TWI562572B (en) 2006-01-11 2016-12-11 Interdigital Tech Corp Method and apparatus for implementing space time processing with unequal modulation and coding schemes
JP4445474B2 (ja) * 2006-01-16 2010-04-07 株式会社東芝 Ｏｆｄｍ信号の送信方法、ｏｆｄｍ送信機及びｏｆｄｍ受信機
US8543070B2 (en) 2006-04-24 2013-09-24 Qualcomm Incorporated Reduced complexity beam-steered MIMO OFDM system
KR101276838B1 (ko) 2006-12-13 2013-06-18 연세대학교 산학협력단 시공간 부호를 이용하여 신호를 송신하는 방법
US8374276B2 (en) * 2006-12-28 2013-02-12 Panasonic Corporation Radio communication apparatus and resending controlling method
US8165075B2 (en) * 2007-01-12 2012-04-24 Samsung Electronics Co., Ltd Method and apparatus for transmitting/receiving feedback information in mobile telecommunication using multiple input multiple output
WO2008121054A1 (en) * 2007-03-30 2008-10-09 Telefonaktiebolaget Lm Ericsson (Publ) Method and device for interference suppression in user terminal
US7860465B2 (en) * 2007-05-01 2010-12-28 Research In Motion Limited Apparatus, and associated method, for providing open loop diversity in a radio communication system
US20080273452A1 (en) * 2007-05-04 2008-11-06 Farooq Khan Antenna mapping in a MIMO wireless communication system
KR101422014B1 (ko) * 2007-05-10 2014-07-23 엘지전자 주식회사 기본 코드 반복 방식에 의한 긴 코드 생성 방법 및 이를이용한 제어 정보 전송 방법
KR100912326B1 (ko) * 2007-10-31 2009-08-14 연세대학교 산학협력단 다이버시티 경로를 이용한 신호 전송 장치 및 그 방법
US8514693B2 (en) * 2008-07-11 2013-08-20 Alcatel Lucent Broadcast and multicast in single frequency networks using othrogonal space-time codes
KR101013652B1 (ko) * 2008-12-30 2011-02-10 주식회사 세아네트웍스 무선 통신 시스템의 데이터 송신 방법
US8243637B2 (en) * 2009-05-29 2012-08-14 Alcatel Lucent Method and apparatus for mobile broadcast and multicast using randomized transmit signal phases in a single frequency network
US8218669B2 (en) * 2009-09-16 2012-07-10 Intel Corporation Spectrally flat delay diversity transmission
GB2478005B (en) * 2010-02-23 2017-06-14 Univ Court Univ Of Edinburgh Enhanced spatial modulation
TWI501596B (zh) * 2010-03-08 2015-09-21 Sony Corp 使用適應正交分頻多工之通訊系統
JP5578619B2 (ja) 2010-12-10 2014-08-27 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 送信装置および受信装置
EP3965324A3 (de) 2010-12-10 2022-03-23 Sun Patent Trust Signalerzeugungsverfahren und signalerzeugungsvorrichtung
DE102011006497B4 (de) * 2011-03-31 2014-07-03 Siemens Aktiengesellschaft Lokalspulensystem, Magnetresonanzsystem und Verfahren zur Übertragung von Signalen von einer Lokalspule
ES2651262T3 (es) * 2011-11-10 2018-01-25 Sun Patent Trust Método de transmisión, método de recepción, transmisor y receptor
EP2675072A1 (de) * 2012-06-15 2013-12-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Verbreitung einer Vielzahl von Datensymbolen auf Unterträgern eines Trägersignals
CN103052158B (zh) * 2012-07-09 2015-07-08 南京熊猫汉达科技有限公司 一种用户多路信道捆绑通信的方法
KR102052378B1 (ko) 2015-03-23 2019-12-05 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법
CN105978666B (zh) * 2016-04-22 2023-05-30 四川大学 空时信道优化mimo无线传输系统发射端及处理方法
US10128897B2 (en) 2016-05-26 2018-11-13 Huawei Technologies Co., Ltd. Two-phase transmission for machine-type communication
US10536314B2 (en) * 2016-06-03 2020-01-14 Centre Of Excellence In Wireless Technology OFDMA apparatus and method thereof for performing OFDM based communication in wireless communication system
US12375322B2 (en) * 2024-01-08 2025-07-29 Qualcomm Incorporated Antenna element calibration algorithm

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6157612A (en) 1995-04-03 2000-12-05 Lucent Technologies Inc. Fast fading packet diversity transmission method and system
US6088408A (en) * 1998-11-06 2000-07-11 At & T Corp. Decoding for generalized orthogonal designs for space-time codes for wireless communication
US6795508B1 (en) * 1997-12-02 2004-09-21 Qualcomm, Incorporated Method and apparatus for obtaining transmit diversity using switched antennas
US6594473B1 (en) * 1999-05-28 2003-07-15 Texas Instruments Incorporated Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities
ES2178364T3 (es) * 1999-06-24 2002-12-16 Cit Alcatel Transmision de diversidad en un sistema de radio movil.
US6765969B1 (en) * 1999-09-01 2004-07-20 Motorola, Inc. Method and device for multi-user channel estimation
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
FI20001944L (fi) * 2000-09-04 2002-03-05 Nokia Corp Menetelmä ja järjestely digitaalisen signaalin siirtämiseksi
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
US6826240B1 (en) * 2000-03-15 2004-11-30 Motorola, Inc. Method and device for multi-user channel estimation
BR0017394A (pt) * 2000-12-20 2004-03-23 Nortel Networks Ltd Codificação de blocos em espaço-tempo diferencial.
EP1415427B1 (de) 2001-08-09 2010-12-08 Qualcomm Incorporated Diversity-sender und diversity-sendeverfahren

Also Published As

Publication number Publication date
DE60143628D1 (de) 2011-01-20
EP1415427A1 (de) 2004-05-06
KR100629465B1 (ko) 2006-09-28
KR20040018555A (ko) 2004-03-03
EP1415427B1 (de) 2010-12-08
WO2003015334A1 (en) 2003-02-20
CN100375418C (zh) 2008-03-12
ES2354682T3 (es) 2011-03-17
US7158579B2 (en) 2007-01-02
JP3978426B2 (ja) 2007-09-19
US20070189409A1 (en) 2007-08-16
US8416875B2 (en) 2013-04-09
JP2004538716A (ja) 2004-12-24
CA2455859C (en) 2011-05-24
CN1543723A (zh) 2004-11-03
EP2290861A1 (de) 2011-03-02
US7623590B2 (en) 2009-11-24
CA2455859A1 (en) 2003-02-20
US20100098187A1 (en) 2010-04-22
US20050020215A1 (en) 2005-01-27

Similar Documents

Publication Publication Date Title
ATE491277T1 (de) Diversity-sender und diversity-sendeverfahren
DE60336436D1 (de) Erhöhung der Leistung eines Empfängers unter dem Einfluss von Interferenzen
DE60223367D1 (de) Verfahren zur MC-CDMA Abwärtsrichtstrahlbildung, wobei die Gewichtungen der Antennenelemente benutzer- und frequenzindividuell sind und zur Maximierung des Signals zur Interferenz und Rauschverhältnisses angepasst werden
RU2009147804A (ru) Система подповерхностной локации и способ слежения за подземными перемещениями
KR970025649A (ko) 직접 시퀀스 스펙트럼 확산 수신기를 위한 안테나 다이버시티 구현 방법 및 장치
RU2007120582A (ru) Способ и устройство для передачи данных с управлением по замкнутому циклу
ATE318040T1 (de) Verfahren und system für multikanalsender und empfänger mit amplituden und phasenkalibrierung
WO2004077222A3 (en) Signal processing apparatus and method for diversity reception communication systems
KR20080098495A (ko) Ｍｉｍｏ 등화기에 대한 채널 행렬의 귀납적 추정
AU2003290487A1 (en) A method for determining transmit weights
WO2001076094A3 (en) Space-time code for multiple antenna transmission
WO2003015304A1 (en) Radio reception apparatus and radio reception method
DE60332170D1 (de) Verbesserung der leistungen eines empfängers in interferenz-bedingungen
ATE333722T1 (de) Mehrträger-cdma in aufwärtsrichtung mit vorverzerrung der einzelnen träger
ATE343880T1 (de) Vorverzerrungsverfahren für einen mehrträger-cdma-aufwärtskanal
ATE340442T1 (de) Parameterschätzung für adaptives antennensystem
GB2452171A (en) Decoding frequency channelised signals
FR2813729B1 (fr) Recepteur cdma adaptatif uni-modulaire
ATE245321T1 (de) Verfahren zur erfassung einer übertragungsgewinnfunktion
DE60207773D1 (de) Entzerrung mit globaler minimierung des mittleren quadratischen Fehlers
DE60131104D1 (de) Verfahren und funkübertragungseinheit zur leistungsdetektion eines vielfachträgersignals
TW200715734A (en) Radio transmitting system﹑method and electronic entertainment device
ATE464705T1 (de) Störungsunterdrückung mit mehreren antennen
ATE275271T1 (de) Zeit- und bandspreizsender für unterwasserortungssysteme sowie sendeverfahren und anlage dafür
US20080101437A1 (en) Channel Randomization and Time Diversity for MIMO System

Legal Events

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