[go: up one dir, main page]

FI20020715A0 - Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin - Google Patents

Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin

Info

Publication number
FI20020715A0
FI20020715A0 FI20020715A FI20020715A FI20020715A0 FI 20020715 A0 FI20020715 A0 FI 20020715A0 FI 20020715 A FI20020715 A FI 20020715A FI 20020715 A FI20020715 A FI 20020715A FI 20020715 A0 FI20020715 A0 FI 20020715A0
Authority
FI
Finland
Prior art keywords
signal
reception
filtering
pulses
multiple access
Prior art date
Application number
FI20020715A
Other languages
English (en)
Swedish (sv)
Inventor
Jaakko Vihriaelae
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20020715A priority Critical patent/FI20020715A0/fi
Publication of FI20020715A0 publication Critical patent/FI20020715A0/fi
Priority to EP03100917A priority patent/EP1353451B1/en
Priority to DE60300127T priority patent/DE60300127T2/de
Priority to AT03100917T priority patent/ATE281716T1/de
Priority to US10/411,352 priority patent/US7266143B2/en
Priority to CNB031107095A priority patent/CN1240196C/zh

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
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • 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
    • 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
    • H04B2201/70707—Efficiency-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
FI20020715A 2002-04-12 2002-04-12 Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin FI20020715A0 (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20020715A FI20020715A0 (fi) 2002-04-12 2002-04-12 Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin
EP03100917A EP1353451B1 (en) 2002-04-12 2003-04-07 Method for multiple access interference suppression, and receiver
DE60300127T DE60300127T2 (de) 2002-04-12 2003-04-07 Verfahren und Vorrichtung zur Mehrfachzugriffsinterferenzunterdrückung
AT03100917T ATE281716T1 (de) 2002-04-12 2003-04-07 Verfahren und vorrichtung zur mehrfachzugriffsinterferenzunterdrückung
US10/411,352 US7266143B2 (en) 2002-04-12 2003-04-11 Method for multiple access interference suppression, and receiver
CNB031107095A CN1240196C (zh) 2002-04-12 2003-04-11 用于多址干扰抑制的方法和接收机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20020715A FI20020715A0 (fi) 2002-04-12 2002-04-12 Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin

Publications (1)

Publication Number Publication Date
FI20020715A0 true FI20020715A0 (fi) 2002-04-12

Family

ID=8563759

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20020715A FI20020715A0 (fi) 2002-04-12 2002-04-12 Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin

Country Status (6)

Country Link
US (1) US7266143B2 (fi)
EP (1) EP1353451B1 (fi)
CN (1) CN1240196C (fi)
AT (1) ATE281716T1 (fi)
DE (1) DE60300127T2 (fi)
FI (1) FI20020715A0 (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
US20060093056A1 (en) * 2004-10-29 2006-05-04 Pekka Kaasila Signal reception in mobile communication network
WO2006079253A1 (en) * 2005-01-31 2006-08-03 Zte Corporation Baseband process method based on doubling sampling
US7929499B2 (en) 2005-07-13 2011-04-19 Alcatel-Lucent Usa Inc. Methods of multipath acquisition for dedicated traffic channels
US7764656B2 (en) 2005-07-13 2010-07-27 Alcatel-Lucent Usa Inc. Methods of multipath acquisition for dedicated traffic channels
US7856071B2 (en) * 2005-07-26 2010-12-21 Alcatel-Lucent Usa Inc. Multi-path acquisition in the presence of very high data rate users
WO2007026054A1 (en) 2005-09-02 2007-03-08 Nokia Siemens Networks Oy Method and arrangement for radio resource control
WO2007035073A2 (en) * 2005-09-26 2007-03-29 Lg Electronics Inc. A method and apparatus for interference cancellation
JP4867649B2 (ja) * 2006-12-26 2012-02-01 ソニー株式会社 信号処理装置および信号処理方法、並びにプログラム
US8254502B2 (en) * 2008-12-22 2012-08-28 Qualcomm Incorporated Post decoding soft interference cancellation
US8817735B1 (en) * 2012-09-28 2014-08-26 Sprint Spectrum L.P. Systems and methods for allocating fully-orthogonal and quasi-orthogonal spreading codes to access terminals in radio access networks based on a tolerance level for additional interference on a per-access-terminal basis

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5787130A (en) 1996-12-10 1998-07-28 Motorola Inc. Method and apparatus for canceling interference in a spread-spectrum communication system
KR100255565B1 (ko) * 1997-12-26 2000-05-01 정선종 코드분할 다중접속 시스템의 비동기 다중 경로 채널에서의다중 모드 감산형 잡음 제거 방법 및 장치
FI19992694A7 (fi) 1999-12-15 2001-06-16 Nokia Networks Oy Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin
DE10025517A1 (de) * 2000-05-18 2001-12-20 Systemonic Ag Verfahren zur parallelen Interferenzeliminierung reduzierter Komplexität bei Systemen mit codegeteiltem Mehrfachzugriff
GB0016663D0 (en) * 2000-07-06 2000-08-23 Nokia Networks Oy Receiver and method of receiving

Also Published As

Publication number Publication date
US7266143B2 (en) 2007-09-04
CN1240196C (zh) 2006-02-01
DE60300127T2 (de) 2005-10-13
US20030215004A1 (en) 2003-11-20
EP1353451A1 (en) 2003-10-15
CN1452335A (zh) 2003-10-29
EP1353451B1 (en) 2004-11-03
ATE281716T1 (de) 2004-11-15
DE60300127D1 (de) 2004-12-09

Similar Documents

Publication Publication Date Title
FI20020715A0 (fi) Menetelmä monikäyttöhäiriön poistamiseksi ja vastaanotin
EP1928138A3 (en) Method and apparatus for cancelling co-channel interference in a receiving system using spatio-temporal whitening
DE60015546D1 (de) Mehrstufiges rake kombinierungsverfahren und einrichtung
DE69528275D1 (de) Verfahren und system zur spreizspektrum-interferenzunterdrückung
US6570909B1 (en) Interference suppression in a CDMA receiver
NO991818L (no) FremgangsmÕte for mottaking, samt mottaker
WO2002052743A3 (en) Apparatus and methods for finger delay selection in rake receivers
CA2331228A1 (en) Packet loss compensation method using injection of spectrally shaped noise
DE1123584T1 (de) Unterdrückung von pilotsignal und unerwünschten verkehrssignalen in einem cdma-system
FI20000284A7 (fi) Häiriönpoistomenetelmä sekä vastaanotin
ATE244470T1 (de) Empfänger und verfahren zur erzeugung von spreizcodes in einem empfänger
AU2003218240A1 (en) Adaptive filtering apparatus and method for seismic data acquisition
WO2001050695A8 (en) Method for equalizing data received
WO2005006631A3 (en) Methods and apparatus for controlling signals
NO20052430L (no) Fremgangsmate for a eliminere virkningene av mottagerkobling fra seismiske data
WO2003096589A3 (en) Method and apparatus for parallel midamble cancellation
WO2003017558A3 (en) Method and apparatus for enhancing data rates in spread spectrum communication systems
WO2000003493A3 (en) Cdma receiver and method of operation
WO2006115459A3 (en) Joint detector in a code division multiple access radio receiver
DE60326956D1 (de) Verfahren und Vorrichtung zum Wavelet-Rauschunterdrücken
WO2003079181A3 (en) Method and apparatus for generating random numbers based on filter coefficients of an adaptive filter
JP2002542710A5 (fi)
SE9503752D0 (sv) Metod för direktsekvensbandspridning (DSSS) av en datasekvens
TW200520416A (en) Method and apparatus for improving channel estimate based on short synchronization code
RU98111545A (ru) Способ повышения помехозащищенности при передаче и приеме широкополосного сигнала с расширением спектра