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UA89611C2 - A method and a device for reception /transmission of signalling information in a wireless communication system (embodiments) - Google Patents

A method and a device for reception /transmission of signalling information in a wireless communication system (embodiments)

Info

Publication number
UA89611C2
UA89611C2 UAA200504858A UA2005004858A UA89611C2 UA 89611 C2 UA89611 C2 UA 89611C2 UA A200504858 A UAA200504858 A UA A200504858A UA 2005004858 A UA2005004858 A UA 2005004858A UA 89611 C2 UA89611 C2 UA 89611C2
Authority
UA
Ukraine
Prior art keywords
access
employs
calibration
mimo
user terminals
Prior art date
Application number
UAA200504858A
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Дж. Родни УОЛТОН
Марк С. Уоллейс
Джон У. КЕТЧУМ
Стивен Дж. ГОВАРД
Original Assignee
Квелкомм Инкорпорейтед
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 Квелкомм Инкорпорейтед filed Critical Квелкомм Инкорпорейтед
Publication of UA89611C2 publication Critical patent/UA89611C2/en

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Landscapes

  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

A multiple-access M1MO WLAN system that employs MIMO, OFDM, and TDD. The system (1) uses a channel structure with a number of configurable transport channels, (2) supports multiple rates and transmission modes, which are configurable based on channel conditions and user terminal capabilities, (3) employs a pilot structure with several types of pilot (e.g., beacon, MIMO, steered reference, and carrier pilots) for different functions, (4) implements rate, liming, and power control loops for proper system operation, and (5) employs random access for system access by the user terminals, fast acknowledgment, and quick resource assignments. Calibration may be performed to account for differences in the frequency responses of transmit/receive chains at the access point and user terminals. The spatial processing may then be simplified by taking advantage of the reciprocal nature of the downlink and uplink and the calibration.
UAA200504858A 2002-10-25 2003-10-24 A method and a device for reception /transmission of signalling information in a wireless communication system (embodiments) UA89611C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42130902P 2002-10-25 2002-10-25

Publications (1)

Publication Number Publication Date
UA89611C2 true UA89611C2 (en) 2010-02-25

Family

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Family Applications (6)

Application Number Title Priority Date Filing Date
UAA200504947A UA87973C2 (en) 2002-10-25 2003-10-24 Multimode terminal in a system of radio communication with multiple input, multiple output and spatial multiplexing, a method and an apparatus for data processing and access point in a radio communications system
UAA200504860A UA86190C2 (en) 2002-10-25 2003-10-24 Closed-loop rate control for data transmission on multichannel communication system
UAA200504858A UA89611C2 (en) 2002-10-25 2003-10-24 A method and a device for reception /transmission of signalling information in a wireless communication system (embodiments)
UAA200504937A UA86191C2 (en) 2002-10-25 2003-10-24 Channel calibrate for communication system having duplex commutation and time-division channeling
UAA200504943A UA86752C2 (en) 2002-10-25 2003-10-24 Detecting and demodulating data transmissions in wireless communication systems
UAA200504936A UA90080C2 (en) 2002-10-25 2003-10-24 Random access for wireless multiple-access communication systems

Family Applications Before (2)

Application Number Title Priority Date Filing Date
UAA200504947A UA87973C2 (en) 2002-10-25 2003-10-24 Multimode terminal in a system of radio communication with multiple input, multiple output and spatial multiplexing, a method and an apparatus for data processing and access point in a radio communications system
UAA200504860A UA86190C2 (en) 2002-10-25 2003-10-24 Closed-loop rate control for data transmission on multichannel communication system

Family Applications After (3)

Application Number Title Priority Date Filing Date
UAA200504937A UA86191C2 (en) 2002-10-25 2003-10-24 Channel calibrate for communication system having duplex commutation and time-division channeling
UAA200504943A UA86752C2 (en) 2002-10-25 2003-10-24 Detecting and demodulating data transmissions in wireless communication systems
UAA200504936A UA90080C2 (en) 2002-10-25 2003-10-24 Random access for wireless multiple-access communication systems

Country Status (2)

Country Link
CN (9) CN101166054B (en)
UA (6) UA87973C2 (en)

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Also Published As

Publication number Publication date
CN101425874B (en) 2012-12-05
CN101166072A (en) 2008-04-23
CN1717901A (en) 2006-01-04
UA86752C2 (en) 2009-05-25
CN100380857C (en) 2008-04-09
UA90080C2 (en) 2010-04-12
UA87973C2 (en) 2009-09-10
CN101232726B (en) 2012-12-05
CN1720686A (en) 2006-01-11
CN1717900A (en) 2006-01-04
CN101166074A (en) 2008-04-23
CN101582873A (en) 2009-11-18
CN101582873B (en) 2013-01-02
CN101232726A (en) 2008-07-30
CN101166054A (en) 2008-04-23
UA86191C2 (en) 2009-04-10
CN100459535C (en) 2009-02-04
UA86190C2 (en) 2009-04-10
CN101425874A (en) 2009-05-06
CN101166072B (en) 2014-11-12
CN101166054B (en) 2013-03-06

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