UA88328C2 - Noise variance estimation in wireless communications for integration of diversity and scaling according to logarithmic probability - Google Patents

Noise variance estimation in wireless communications for integration of diversity and scaling according to logarithmic probability

Info

Publication number
UA88328C2
UA88328C2 UAA200704233A UAA200704233A UA88328C2 UA 88328 C2 UA88328 C2 UA 88328C2 UA A200704233 A UAA200704233 A UA A200704233A UA A200704233 A UAA200704233 A UA A200704233A UA 88328 C2 UA88328 C2 UA 88328C2
Authority
UA
Ukraine
Prior art keywords
band
tones
noise variance
wireless communications
diversity
Prior art date
Application number
UAA200704233A
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Дзуне Намгоонг
Хао СЮЙ
Питер Дж. Блек
Срикант Джаяраман
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 UA88328C2 publication Critical patent/UA88328C2/en

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  • Noise Elimination (AREA)
  • Radio Transmission System (AREA)

Abstract

Noise variance estimation in wireless communications. Noise variance estimation includes receiving a signal 402 including an OFDM symbol having, in-band tones including in-band pilot tones, and band-edge tones including band-edge pilot tones and guard tones, estimating an effective noise variance for the in-band tones 702 using the in-band pilot tones and channel estimates for the in-band pilot tones, and estimating an effective noise variance for the band-edge tones 704 using the band-edge pilot tones, channel estimates for the band-edge pilot tones, and the guard tones.
UAA200704233A 2004-09-17 2005-09-16 Noise variance estimation in wireless communications for integration of diversity and scaling according to logarithmic probability UA88328C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61102804P 2004-09-17 2004-09-17

Publications (1)

Publication Number Publication Date
UA88328C2 true UA88328C2 (en) 2009-10-12

Family

ID=38796203

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA200704233A UA88328C2 (en) 2004-09-17 2005-09-16 Noise variance estimation in wireless communications for integration of diversity and scaling according to logarithmic probability

Country Status (3)

Country Link
CN (1) CN101057475B (en)
UA (1) UA88328C2 (en)
ZA (1) ZA200702191B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4542712B2 (en) * 1999-03-10 2010-09-15 ノキア コーポレイション Estimation of Doppler shift compensation in mobile communication systems
US6393257B1 (en) * 1999-04-29 2002-05-21 Qualcomm Incorporated Wireless communications receiver and decoder for receiving encoded transmissions, such as transmissions using turbo codes, and estimating channel conditions

Also Published As

Publication number Publication date
CN101057475A (en) 2007-10-17
CN101057475B (en) 2013-04-17
ZA200702191B (en) 2008-04-30

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