DK2359489T3 - Fremgangsmåde og apparat til kanaltilgang i et trådløst kommunikationssystem - Google Patents

Fremgangsmåde og apparat til kanaltilgang i et trådløst kommunikationssystem

Info

Publication number
DK2359489T3
DK2359489T3 DK09752982.0T DK09752982T DK2359489T3 DK 2359489 T3 DK2359489 T3 DK 2359489T3 DK 09752982 T DK09752982 T DK 09752982T DK 2359489 T3 DK2359489 T3 DK 2359489T3
Authority
DK
Denmark
Prior art keywords
wireless communication
communication system
channel access
access
channel
Prior art date
Application number
DK09752982.0T
Other languages
English (en)
Inventor
Ismail Lakkis
Vered Bar Bracha
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 DK2359489T3 publication Critical patent/DK2359489T3/da

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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam 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
    • H04B7/04—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
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Time-Division Multiplex Systems (AREA)
DK09752982.0T 2008-11-12 2009-11-12 Fremgangsmåde og apparat til kanaltilgang i et trådløst kommunikationssystem DK2359489T3 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US11360208P 2008-11-12 2008-11-12
US16442209P 2009-03-28 2009-03-28
US12/483,964 US8942210B2 (en) 2008-11-12 2009-06-12 Method and apparatus for channel access in a wireless communications system
PCT/US2009/064234 WO2010056882A1 (en) 2008-11-12 2009-11-12 Method and apparatus for channel access in a wireless communications system

Publications (1)

Publication Number Publication Date
DK2359489T3 true DK2359489T3 (da) 2013-08-19

Family

ID=42165127

Family Applications (2)

Application Number Title Priority Date Filing Date
DK09752982.0T DK2359489T3 (da) 2008-11-12 2009-11-12 Fremgangsmåde og apparat til kanaltilgang i et trådløst kommunikationssystem
DK12000239.9T DK2448144T3 (da) 2008-11-12 2009-11-12 Fremgangsmåde og apparat til retnings-associationer i et trådløst kommunikationssystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK12000239.9T DK2448144T3 (da) 2008-11-12 2009-11-12 Fremgangsmåde og apparat til retnings-associationer i et trådløst kommunikationssystem

Country Status (14)

Country Link
US (4) US20100118802A1 (da)
EP (5) EP2359491B1 (da)
JP (6) JP5619763B2 (da)
KR (5) KR101278228B1 (da)
CN (5) CN102257742B (da)
BR (1) BRPI0921913B1 (da)
DK (2) DK2359489T3 (da)
ES (4) ES2419658T3 (da)
HU (2) HUE038094T2 (da)
PL (1) PL2359489T3 (da)
PT (1) PT2359489E (da)
SI (1) SI2448144T1 (da)
TW (4) TW201032510A (da)
WO (4) WO2010056887A1 (da)

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