DE602004028950D1 - Vorrichtung und verfahren zur mehrantennen-senderstrahlformung von breitbandigen paketierten drahtlosen kommunikationssignalen mit hoher datenrate - Google Patents

Vorrichtung und verfahren zur mehrantennen-senderstrahlformung von breitbandigen paketierten drahtlosen kommunikationssignalen mit hoher datenrate

Info

Publication number
DE602004028950D1
DE602004028950D1 DE602004028950T DE602004028950T DE602004028950D1 DE 602004028950 D1 DE602004028950 D1 DE 602004028950D1 DE 602004028950 T DE602004028950 T DE 602004028950T DE 602004028950 T DE602004028950 T DE 602004028950T DE 602004028950 D1 DE602004028950 D1 DE 602004028950D1
Authority
DE
Germany
Prior art keywords
wireless communication
signals
communication signals
data
multilingen
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
DE602004028950T
Other languages
English (en)
Inventor
Won-Joon Choi
Ardavan M Tehrani
Jeffrey M Gilbert
Samuel Ng
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 Atheros Inc
Original Assignee
Atheros 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
Application filed by Atheros Communications Inc filed Critical Atheros Communications Inc
Publication of DE602004028950D1 publication Critical patent/DE602004028950D1/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
    • 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
    • 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
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE602004028950T 2003-10-08 2004-10-06 Vorrichtung und verfahren zur mehrantennen-senderstrahlformung von breitbandigen paketierten drahtlosen kommunikationssignalen mit hoher datenrate Active DE602004028950D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/682,381 US7385914B2 (en) 2003-10-08 2003-10-08 Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals
PCT/US2004/033081 WO2005036775A2 (en) 2003-10-08 2004-10-06 Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals

Publications (1)

Publication Number Publication Date
DE602004028950D1 true DE602004028950D1 (de) 2010-10-14

Family

ID=34422506

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004028950T Active DE602004028950D1 (de) 2003-10-08 2004-10-06 Vorrichtung und verfahren zur mehrantennen-senderstrahlformung von breitbandigen paketierten drahtlosen kommunikationssignalen mit hoher datenrate

Country Status (9)

Country Link
US (1) US7385914B2 (de)
EP (1) EP1671431B1 (de)
JP (1) JP4620051B2 (de)
CN (1) CN1864347B (de)
AT (1) ATE480054T1 (de)
CA (1) CA2541600C (de)
DE (1) DE602004028950D1 (de)
TW (1) TWI373217B (de)
WO (1) WO2005036775A2 (de)

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Also Published As

Publication number Publication date
WO2005036775A2 (en) 2005-04-21
CN1864347B (zh) 2011-04-27
JP4620051B2 (ja) 2011-01-26
WO2005036775A4 (en) 2009-04-16
ATE480054T1 (de) 2010-09-15
TW200525923A (en) 2005-08-01
CA2541600A1 (en) 2005-04-21
EP1671431A2 (de) 2006-06-21
US20050078763A1 (en) 2005-04-14
CA2541600C (en) 2013-05-28
TWI373217B (en) 2012-09-21
CN1864347A (zh) 2006-11-15
EP1671431B1 (de) 2010-09-01
WO2005036775A3 (en) 2005-08-11
US7385914B2 (en) 2008-06-10
JP2007508722A (ja) 2007-04-05

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