ATE400097T1 - Drahtlose kommunikation mit sendediversität - Google Patents

Drahtlose kommunikation mit sendediversität

Info

Publication number
ATE400097T1
ATE400097T1 AT01402162T AT01402162T ATE400097T1 AT E400097 T1 ATE400097 T1 AT E400097T1 AT 01402162 T AT01402162 T AT 01402162T AT 01402162 T AT01402162 T AT 01402162T AT E400097 T1 ATE400097 T1 AT E400097T1
Authority
AT
Austria
Prior art keywords
antenna elements
transmit antenna
transmitter
wireless communication
transmit diversity
Prior art date
Application number
AT01402162T
Other languages
English (en)
Inventor
Stephanie Pascale Rouquette
Sandrine Merigeault
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE400097T1 publication Critical patent/ATE400097T1/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
    • 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
    • H04B7/06—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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/08—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
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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
AT01402162T 2001-08-13 2001-08-13 Drahtlose kommunikation mit sendediversität ATE400097T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01402162A EP1284545B1 (de) 2001-08-13 2001-08-13 Drahtlose Kommunikation mit Sendediversität

Publications (1)

Publication Number Publication Date
ATE400097T1 true ATE400097T1 (de) 2008-07-15

Family

ID=8182850

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01402162T ATE400097T1 (de) 2001-08-13 2001-08-13 Drahtlose kommunikation mit sendediversität

Country Status (7)

Country Link
US (1) US7308035B2 (de)
EP (2) EP1284545B1 (de)
KR (1) KR100926643B1 (de)
CN (1) CN100581076C (de)
AT (1) ATE400097T1 (de)
DE (1) DE60134641D1 (de)
WO (1) WO2003017528A1 (de)

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US9473269B2 (en) 2003-12-01 2016-10-18 Qualcomm Incorporated Method and apparatus for providing an efficient control channel structure in a wireless communication system
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US7272359B2 (en) 2004-01-26 2007-09-18 Magnolia Broadband Inc. Communicating signals according to a quality indicator using multiple antenna elements
US20050281349A1 (en) * 2004-06-21 2005-12-22 Brodcom Corporation Multiple streams using STBC with higher data rates and diversity gain within a wireless local area network
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US7561631B2 (en) * 2004-08-25 2009-07-14 Broadcom Corporation Multiple streams using partial STBC with SDM within a wireless local area network
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EP1794901B1 (de) 2004-09-30 2014-02-26 LG Electronics Inc. Verfahren zum empfangen und senden von daten und zum schätzen von kanalinformationen in einem ofdm/ofdma-mobilkommunikationssystem
US7558591B2 (en) 2004-10-12 2009-07-07 Magnolia Broadband Inc. Determining a power control group boundary of a power control group
US7515877B2 (en) 2004-11-04 2009-04-07 Magnolia Broadband Inc. Communicating signals according to a quality indicator and a time boundary indicator
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
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US8358714B2 (en) 2005-06-16 2013-01-22 Qualcomm Incorporated Coding and modulation for multiple data streams in a communication system
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US8165018B2 (en) * 2006-03-17 2012-04-24 Rockstar Bidco, LP Closed-loop MIMO systems and methods
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Also Published As

Publication number Publication date
EP1417780A1 (de) 2004-05-12
WO2003017528A1 (en) 2003-02-27
US20040252779A1 (en) 2004-12-16
DE60134641D1 (de) 2008-08-14
KR100926643B1 (ko) 2009-11-16
CN1541459A (zh) 2004-10-27
EP1284545A1 (de) 2003-02-19
KR20040030098A (ko) 2004-04-08
EP1284545B1 (de) 2008-07-02
CN100581076C (zh) 2010-01-13
US7308035B2 (en) 2007-12-11

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