ATE509497T1 - Verfahren, vorrichtung und system zur bereitstellung von übertragungsdiversitätrückmeldung - Google Patents

Verfahren, vorrichtung und system zur bereitstellung von übertragungsdiversitätrückmeldung

Info

Publication number
ATE509497T1
ATE509497T1 AT08743925T AT08743925T ATE509497T1 AT E509497 T1 ATE509497 T1 AT E509497T1 AT 08743925 T AT08743925 T AT 08743925T AT 08743925 T AT08743925 T AT 08743925T AT E509497 T1 ATE509497 T1 AT E509497T1
Authority
AT
Austria
Prior art keywords
base station
change
power level
transmission diversity
providing transmission
Prior art date
Application number
AT08743925T
Other languages
English (en)
Inventor
Haim Harel
Kenneth Kludt
Original Assignee
Magnolia Broadband 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 Magnolia Broadband Inc filed Critical Magnolia Broadband Inc
Application granted granted Critical
Publication of ATE509497T1 publication Critical patent/ATE509497T1/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
    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
AT08743925T 2007-03-14 2008-03-14 Verfahren, vorrichtung und system zur bereitstellung von übertragungsdiversitätrückmeldung ATE509497T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90682807P 2007-03-14 2007-03-14
PCT/US2008/057090 WO2008113022A1 (en) 2007-03-14 2008-03-14 Method, apparatus and system for providing transmit diversity feedback

Publications (1)

Publication Number Publication Date
ATE509497T1 true ATE509497T1 (de) 2011-05-15

Family

ID=39642617

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08743925T ATE509497T1 (de) 2007-03-14 2008-03-14 Verfahren, vorrichtung und system zur bereitstellung von übertragungsdiversitätrückmeldung

Country Status (4)

Country Link
US (1) US7945222B2 (de)
EP (1) EP2143213B1 (de)
AT (1) ATE509497T1 (de)
WO (1) WO2008113022A1 (de)

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US8849222B2 (en) * 2011-02-16 2014-09-30 Google Inc. Method and device for phase adjustment based on closed-loop diversity feedback
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JP2018125815A (ja) * 2017-02-03 2018-08-09 株式会社東芝 無線送電装置および無線給電システム
CN108923896B (zh) 2017-04-19 2021-03-26 上海朗帛通信技术有限公司 一种被用于寻呼的用户设备、基站中的方法和装置
CN109729576B (zh) * 2017-10-27 2022-01-18 中国电信股份有限公司 功率控制方法、系统和终端
US11317304B2 (en) * 2020-09-23 2022-04-26 Verizon Patent And Licensing Inc. Systems and methods for detecting interference probability within a radio frequency band
US20230308911A1 (en) * 2022-03-25 2023-09-28 Dish Wireless L.L.C. Testing a communications network by varying radio parameters
US12445178B2 (en) * 2022-11-11 2025-10-14 Motorola Mobility Llc Device-controlled adaptive delay diversity

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Also Published As

Publication number Publication date
US7945222B2 (en) 2011-05-17
US20080227405A1 (en) 2008-09-18
EP2143213B1 (de) 2011-05-11
WO2008113022A1 (en) 2008-09-18
EP2143213A1 (de) 2010-01-13

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