EP1779547A4 - A method and system for maximum transmit diversity - Google Patents

A method and system for maximum transmit diversity

Info

Publication number
EP1779547A4
EP1779547A4 EP05785372A EP05785372A EP1779547A4 EP 1779547 A4 EP1779547 A4 EP 1779547A4 EP 05785372 A EP05785372 A EP 05785372A EP 05785372 A EP05785372 A EP 05785372A EP 1779547 A4 EP1779547 A4 EP 1779547A4
Authority
EP
European Patent Office
Prior art keywords
transmit diversity
maximum transmit
maximum
diversity
transmit
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.)
Withdrawn
Application number
EP05785372A
Other languages
German (de)
French (fr)
Other versions
EP1779547A2 (en
Inventor
Shashidhar Vummintala
Arogyaswami Paulraj
Erik D Lindskog
Balaji S Rajan
Djordje Tujkovic
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.)
Broadcom Corp
Original Assignee
Beceem Communications 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
Priority claimed from US11/175,621 external-priority patent/US7450662B2/en
Priority claimed from US11/175,430 external-priority patent/US7466759B2/en
Application filed by Beceem Communications Inc filed Critical Beceem Communications Inc
Publication of EP1779547A2 publication Critical patent/EP1779547A2/en
Publication of EP1779547A4 publication Critical patent/EP1779547A4/en
Withdrawn legal-status Critical Current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
    • H04B7/06—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
    • H04B7/0678—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 different spreading codes between antennas
    • 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
    • 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
    • H04L1/0637—Properties of the code
    • H04L1/0643—Properties of the code block codes
    • 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
    • H04L1/0637—Properties of the code
    • H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
EP05785372A 2004-08-16 2005-08-16 A method and system for maximum transmit diversity Withdrawn EP1779547A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US60208204P 2004-08-16 2004-08-16
US60635804P 2004-08-31 2004-08-31
US11/175,621 US7450662B2 (en) 2004-07-08 2005-07-05 Method and system for maximum transmit diversity
US11/175,430 US7466759B2 (en) 2004-07-08 2005-07-05 Method and system for rate-2 transmission
PCT/US2005/029302 WO2006023587A2 (en) 2004-08-16 2005-08-16 A method and system for maximum transmit diversity

Publications (2)

Publication Number Publication Date
EP1779547A2 EP1779547A2 (en) 2007-05-02
EP1779547A4 true EP1779547A4 (en) 2011-09-07

Family

ID=35968148

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05785372A Withdrawn EP1779547A4 (en) 2004-08-16 2005-08-16 A method and system for maximum transmit diversity

Country Status (3)

Country Link
EP (1) EP1779547A4 (en)
CN (1) CN101432984B (en)
WO (2) WO2006023587A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101989887B (en) * 2009-07-31 2013-06-12 清华大学 Code modulation method, demodulation and decoding method and system
WO2011035797A1 (en) * 2009-09-24 2011-03-31 Universität Duisburg-Essen Method, relay station and system for transmitting signals between a first signal source and a second signal source
CN108282182B (en) * 2017-12-25 2020-08-21 惠州Tcl移动通信有限公司 Radio frequency front-end circuit of antenna, circuit board and terminal thereof
CN112769463B (en) * 2020-12-21 2022-04-22 西安交通大学 Orthogonal index modulation method based on diagonal space-frequency codes

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479448A (en) * 1992-03-31 1995-12-26 At&T Corp. Method and apparatus for providing antenna diversity
EP2280494A3 (en) * 1996-04-26 2011-12-07 AT & T Corp. Method and apparatus for data transmission using multiple transmit antennas
US6185258B1 (en) * 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications
US6545989B1 (en) * 1998-02-19 2003-04-08 Qualcomm Incorporated Transmit gating in a wireless communication system
EP1033004A1 (en) * 1998-09-18 2000-09-06 Hughes Electronics Corporation Method and constructions for space-time codes for psk constellations for spatial diversity in multiple-element antenna systems
US6587517B1 (en) * 1998-12-23 2003-07-01 Nortel Networks Limited Multi-stage receiver
JP3404382B2 (en) * 1999-05-19 2003-05-06 ノキア ネットワークス オサケ ユキチュア Transmission diversity method and system
WO2002080437A1 (en) * 2001-03-28 2002-10-10 Siemens Aktiengesellschaft Method for operating a digital mobile radio network with space-time block codes
US7929631B2 (en) * 2001-04-23 2011-04-19 Texas Instruments Incorporated Multiple space time transmit diversity communication system with selected complex conjugate inputs
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
US20020193146A1 (en) * 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
US7278070B2 (en) * 2001-09-14 2007-10-02 Texas Instruments Incorporated Interleaving to avoid wideband interference in a multi-carrier communications system
US20040047284A1 (en) * 2002-03-13 2004-03-11 Eidson Donald Brian Transmit diversity framing structure for multipath channels
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
BOUTROS J ET AL: "Signal Space Diversity : A Power - and Bandwidth-Efficient Diversity Technique for the Rayleigh Fading Channel", IEEE TRANSACTIONS ON INFORMATION THEORY, IEEE PRESS, USA, vol. 44, no. 4, 1 July 1998 (1998-07-01), pages 1453 - 1467, XP003001157, ISSN: 0018-9448, DOI: 10.1109/18.681321 *
ERIK LINDSKOG ET AL: "Space-Time Codes for 3 Transmit antennas for the OFDMA PHY", INTERNET CITATION, 27 July 2004 (2004-07-27), pages 1 - 9, XP002661601, Retrieved from the Internet <URL:http://www.ieee802.org/16/tge/contrib/C80216e-04_208r1.pdf> [retrieved on 20111018] *
See also references of WO2006023587A2 *
TORABI M ET AL: "A new space-frequency-time block coded OFDM scheme for broadband wireless communications", IEEE; [CANADIAN CONFERENCE ON ELECTRICAL AND COMPUTER ENGINEERING], INTERNET, vol. 1, 4 May 2003 (2003-05-04), pages 247 - 250, XP010653874, ISBN: 978-0-7803-7781-3, DOI: 10.1109/CCECE.2003.1226388 *
YOUNG-HAK KIM ET AL: "Coordinate-interleaved space-time coding with rotated constellation", VTC 2003-SPRING. THE 57TH. IEEE SEMIANNUAL VEHICULAR TECHNOLOGY CONFERENCE. PROCEEDINGS. JEJU, KOREA, APRIL 22 - 25, 2003; [IEEE VEHICULAR TECHNOLGY CONFERENCE], NEW YORK, NY : IEEE, US, vol. 1, 22 April 2003 (2003-04-22), pages 732 - 735, XP010862223, ISBN: 978-0-7803-7757-8, DOI: 10.1109/VETECS.2003.1207640 *

Also Published As

Publication number Publication date
WO2006023587A2 (en) 2006-03-02
CN101432984B (en) 2011-08-17
CN101432984A (en) 2009-05-13
WO2006023587A3 (en) 2009-04-16
EP1779547A2 (en) 2007-05-02
WO2006023588A2 (en) 2006-03-02
WO2006023588A3 (en) 2006-06-01

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