ATE531137T1 - Verfahren und anordnung für verbesserte g-rake- skalierungsparameterschätzung - Google Patents

Verfahren und anordnung für verbesserte g-rake- skalierungsparameterschätzung

Info

Publication number
ATE531137T1
ATE531137T1 AT07847299T AT07847299T ATE531137T1 AT E531137 T1 ATE531137 T1 AT E531137T1 AT 07847299 T AT07847299 T AT 07847299T AT 07847299 T AT07847299 T AT 07847299T AT E531137 T1 ATE531137 T1 AT E531137T1
Authority
AT
Austria
Prior art keywords
estimate
improved
covariance matrix
impairment covariance
arrangement
Prior art date
Application number
AT07847299T
Other languages
English (en)
Inventor
Erik Larsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE531137T1 publication Critical patent/ATE531137T1/de

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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
    • 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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Complex Calculations (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Noise Elimination (AREA)
AT07847299T 2007-11-23 2007-11-23 Verfahren und anordnung für verbesserte g-rake- skalierungsparameterschätzung ATE531137T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/062749 WO2009065446A1 (en) 2007-11-23 2007-11-23 Method and arrangement for improved g-rake scaling parameter estimation

Publications (1)

Publication Number Publication Date
ATE531137T1 true ATE531137T1 (de) 2011-11-15

Family

ID=39629095

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07847299T ATE531137T1 (de) 2007-11-23 2007-11-23 Verfahren und anordnung für verbesserte g-rake- skalierungsparameterschätzung

Country Status (4)

Country Link
US (1) US8503508B2 (de)
EP (1) EP2213008B1 (de)
AT (1) ATE531137T1 (de)
WO (1) WO2009065446A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8009722B2 (en) * 2007-12-12 2011-08-30 Telefonaktiebolaget Lm Ericsson (Publ) Multi-pass parameter estimation for G-Rake receiver
US9409013B2 (en) 2009-10-20 2016-08-09 Nyxoah SA Method for controlling energy delivery as a function of degree of coupling
WO2012169948A1 (en) 2011-06-10 2012-12-13 Telefonaktiebolaget L M Ericsson (Publ) Signal equalization with compensation for scrambling code correlation
WO2013046040A2 (en) 2011-09-30 2013-04-04 Adi Mashiach Apparatus and method for controlling energy delivery as a function of degree of coupling
US20160014619A1 (en) * 2014-07-09 2016-01-14 Qualcomm Incorporated Multiple cell joint detection and interference cancellation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8045638B2 (en) * 2004-03-05 2011-10-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for impairment correlation estimation in a wireless communication receiver
US7539240B2 (en) * 2004-03-12 2009-05-26 Telefonaftiebolaget Lm Ericsson (Publ) Method and apparatus for parameter estimation in a generalized rake receiver
US7536158B2 (en) 2004-03-29 2009-05-19 Telefonaktiebolaget Lm Ericsson (Publ) Impairment correlation estimation in a spread spectrum system
US8275023B2 (en) * 2006-02-13 2012-09-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for shared parameter estimation in a generalized rake receiver

Also Published As

Publication number Publication date
EP2213008B1 (de) 2011-10-26
US20100254436A1 (en) 2010-10-07
US8503508B2 (en) 2013-08-06
EP2213008A1 (de) 2010-08-04
WO2009065446A1 (en) 2009-05-28

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Legal Events

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