GB2478601B - Wireless communications method and apparatus - Google Patents

Wireless communications method and apparatus

Info

Publication number
GB2478601B
GB2478601B GB201004163A GB201004163A GB2478601B GB 2478601 B GB2478601 B GB 2478601B GB 201004163 A GB201004163 A GB 201004163A GB 201004163 A GB201004163 A GB 201004163A GB 2478601 B GB2478601 B GB 2478601B
Authority
GB
United Kingdom
Prior art keywords
wireless communications
communications method
wireless
communications
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.)
Expired - Fee Related
Application number
GB201004163A
Other versions
GB2478601A (en
GB201004163D0 (en
Inventor
Cheran Malsri Vithanage
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.)
Toshiba Europe Ltd
Original Assignee
Toshiba Research Europe Ltd
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 Toshiba Research Europe Ltd filed Critical Toshiba Research Europe Ltd
Priority to GB201004163A priority Critical patent/GB2478601B/en
Publication of GB201004163D0 publication Critical patent/GB201004163D0/en
Publication of GB2478601A publication Critical patent/GB2478601A/en
Application granted granted Critical
Publication of GB2478601B publication Critical patent/GB2478601B/en
Expired - Fee Related 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
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0236—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols using estimation of the other symbols
    • 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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • 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
    • H04L27/2647—Arrangements specific to the receiver 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
    • H04B7/068—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 space frequency diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
GB201004163A 2010-03-12 2010-03-12 Wireless communications method and apparatus Expired - Fee Related GB2478601B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201004163A GB2478601B (en) 2010-03-12 2010-03-12 Wireless communications method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201004163A GB2478601B (en) 2010-03-12 2010-03-12 Wireless communications method and apparatus

Publications (3)

Publication Number Publication Date
GB201004163D0 GB201004163D0 (en) 2010-04-28
GB2478601A GB2478601A (en) 2011-09-14
GB2478601B true GB2478601B (en) 2012-05-30

Family

ID=42261501

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201004163A Expired - Fee Related GB2478601B (en) 2010-03-12 2010-03-12 Wireless communications method and apparatus

Country Status (1)

Country Link
GB (1) GB2478601B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103379051A (en) * 2012-04-24 2013-10-30 普天信息技术研究院有限公司 Multi-path channel noise variance estimation method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007066935A2 (en) * 2005-12-07 2007-06-14 Electronics And Telecommunications Research Institute Transmitting apparatus for transmitting in a multi-carrier system using multiple antennas and receiving apparatus in the same system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007066935A2 (en) * 2005-12-07 2007-06-14 Electronics And Telecommunications Research Institute Transmitting apparatus for transmitting in a multi-carrier system using multiple antennas and receiving apparatus in the same system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
(NIU ET AL.) Beamforming for Space-Time Coded IEEE 802.11n System with Known Fading Correlations - 2005 39th Asilomar Conference on Signals, Systems and Computer, 30 Oct.-2 Nov. 2005. *

Also Published As

Publication number Publication date
GB2478601A (en) 2011-09-14
GB201004163D0 (en) 2010-04-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140312