DE602005005050D1 - Sir-schätzung in einem drahtlosen empfanger - Google Patents

Sir-schätzung in einem drahtlosen empfanger

Info

Publication number
DE602005005050D1
DE602005005050D1 DE602005005050T DE602005005050T DE602005005050D1 DE 602005005050 D1 DE602005005050 D1 DE 602005005050D1 DE 602005005050 T DE602005005050 T DE 602005005050T DE 602005005050 T DE602005005050 T DE 602005005050T DE 602005005050 D1 DE602005005050 D1 DE 602005005050D1
Authority
DE
Germany
Prior art keywords
sir
initial
wireless receiver
bias
average
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.)
Active
Application number
DE602005005050T
Other languages
English (en)
Other versions
DE602005005050T2 (de
Inventor
Gregory E Bottomley
Carmela Cozzo
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602005005050D1 publication Critical patent/DE602005005050D1/de
Application granted granted Critical
Publication of DE602005005050T2 publication Critical patent/DE602005005050T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709727—GRAKE type RAKE receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DE602005005050T 2004-06-16 2005-06-02 SIR-Schätzung in einem drahtlosen Empfänger Active DE602005005050T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US869456 2004-06-16
US10/869,456 US8599972B2 (en) 2004-06-16 2004-06-16 SIR estimation in a wireless receiver
PCT/EP2005/005927 WO2005125066A1 (en) 2004-06-16 2005-06-02 Sir estimation in a wireless receiver

Publications (2)

Publication Number Publication Date
DE602005005050D1 true DE602005005050D1 (de) 2008-04-10
DE602005005050T2 DE602005005050T2 (de) 2009-03-26

Family

ID=34955983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005005050T Active DE602005005050T2 (de) 2004-06-16 2005-06-02 SIR-Schätzung in einem drahtlosen Empfänger

Country Status (8)

Country Link
US (1) US8599972B2 (de)
EP (1) EP1756984B1 (de)
JP (1) JP4782781B2 (de)
CN (1) CN101002409B (de)
AT (1) ATE387764T1 (de)
DE (1) DE602005005050T2 (de)
ES (1) ES2299038T3 (de)
WO (1) WO2005125066A1 (de)

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US20090122928A1 (en) * 2007-11-13 2009-05-14 Horizon Semiconductors Ltd. Apparatus and method for frequency estimation in the presence of narrowband gaussian noise
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US8724741B2 (en) * 2009-10-02 2014-05-13 Telefonaktiebolaget L M Ericsson (Publ) Signal quality estimation from coupling matrix
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US10009867B2 (en) * 2012-07-06 2018-06-26 Nec Corporation Fading doppler frequency estimation device and fading doppler frequency estimation method
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RU2598693C1 (ru) * 2015-03-25 2016-09-27 ООО "Топкон Позишионинг Системс" Способ и устройство для оценки текущего отношения сигнал-шум
KR102122118B1 (ko) * 2018-06-05 2020-06-26 전북대학교산학협력단 유전자 시퀀스 내의 염기의 비율에 대한 통계적 근거에 기반한 디지털 통신 방법
CN113748622A (zh) * 2019-02-14 2021-12-03 苹果公司 用于nr性能要求的snr、es和noc设置的方法

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Also Published As

Publication number Publication date
ATE387764T1 (de) 2008-03-15
JP4782781B2 (ja) 2011-09-28
CN101002409B (zh) 2012-08-15
US8599972B2 (en) 2013-12-03
EP1756984B1 (de) 2008-02-27
WO2005125066A1 (en) 2005-12-29
DE602005005050T2 (de) 2009-03-26
ES2299038T3 (es) 2008-05-16
EP1756984A1 (de) 2007-02-28
CN101002409A (zh) 2007-07-18
US20050281358A1 (en) 2005-12-22
JP2008503122A (ja) 2008-01-31

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