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MX2007013248A - Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations. - Google Patents

Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations.

Info

Publication number
MX2007013248A
MX2007013248A MX2007013248A MX2007013248A MX2007013248A MX 2007013248 A MX2007013248 A MX 2007013248A MX 2007013248 A MX2007013248 A MX 2007013248A MX 2007013248 A MX2007013248 A MX 2007013248A MX 2007013248 A MX2007013248 A MX 2007013248A
Authority
MX
Mexico
Prior art keywords
symbol
correlations
interference
spread spectrum
spreading code
Prior art date
Application number
MX2007013248A
Other languages
Spanish (es)
Inventor
Karl J Molnar
Yi-Pin Eric Wang
Leonid Krasny
Stephen Grant
Jung-Fu Thomas Cheng
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
Priority claimed from US11/443,883 external-priority patent/US7668227B2/en
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MX2007013248A publication Critical patent/MX2007013248A/en

Links

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

Abstract

Un receptor reduce la interferencia en un simbolo recibido de interes que se puede atribuir a un simbolo de interferencia que utiliza conocimiento de los codigos de propagacion de simbolos. El receptor comprende una pluralidad de correlacionadores que generan valores despropagados para el simbolo recibido de interes y el simbolo de interferencia, y un combinador para combinar los valores despropagados utilizando las ponderaciones de combinacion calculadas basandose en correlaciones de codigo de propagacion entre los codigos de propagacion para el simbolo recibido de interes y el simbolo de interferencia.A receiver reduces interference in a symbol received of interest that can be attributed to an interference symbol that uses knowledge of the symbol propagation codes. The receiver comprises a plurality of correlators that generate depropagated values for the received symbol of interest and the interference symbol, and a combiner to combine the depropagated values using the combination weights calculated based on propagation code correlations between the propagation codes for the symbol received of interest and the symbol of interference.

MX2007013248A 2005-06-10 2006-06-07 Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations. MX2007013248A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US68947705P 2005-06-10 2005-06-10
US11/443,883 US7668227B2 (en) 2004-03-05 2006-05-31 Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations
PCT/SE2006/050186 WO2006132592A2 (en) 2005-06-10 2006-06-07 Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations

Publications (1)

Publication Number Publication Date
MX2007013248A true MX2007013248A (en) 2008-01-21

Family

ID=40174841

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2007013248A MX2007013248A (en) 2005-06-10 2006-06-07 Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations.

Country Status (2)

Country Link
JP (1) JP2008544603A (en)
MX (1) MX2007013248A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE047810T2 (en) * 2006-11-06 2020-05-28 Qualcomm Inc MIMO detection by extinguishing the interference of the on-time signal component

Also Published As

Publication number Publication date
JP2008544603A (en) 2008-12-04

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