ATE296502T1 - Verfahren, systeme und vorrichtung fuer die vorentzerrung von interferenzen in kodierte, gesendete cdma signale - Google Patents

Verfahren, systeme und vorrichtung fuer die vorentzerrung von interferenzen in kodierte, gesendete cdma signale

Info

Publication number
ATE296502T1
ATE296502T1 AT01918470T AT01918470T ATE296502T1 AT E296502 T1 ATE296502 T1 AT E296502T1 AT 01918470 T AT01918470 T AT 01918470T AT 01918470 T AT01918470 T AT 01918470T AT E296502 T1 ATE296502 T1 AT E296502T1
Authority
AT
Austria
Prior art keywords
information symbol
code
interference
coded signal
generated
Prior art date
Application number
AT01918470T
Other languages
English (en)
Inventor
Essam Sourour
Original Assignee
Ericsson Inc
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 Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of ATE296502T1 publication Critical patent/ATE296502T1/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
    • 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
    • H04B2201/709709—Methods of preventing interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT01918470T 2000-03-21 2001-03-09 Verfahren, systeme und vorrichtung fuer die vorentzerrung von interferenzen in kodierte, gesendete cdma signale ATE296502T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/532,357 US6973063B1 (en) 2000-03-21 2000-03-21 Methods, systems and apparatus for precompensating for interference among transmitted coded signals
PCT/US2001/007523 WO2001071930A2 (en) 2000-03-21 2001-03-09 Methods, system and apparatus for precompensating for interface among transmitted coded cdma signals

Publications (1)

Publication Number Publication Date
ATE296502T1 true ATE296502T1 (de) 2005-06-15

Family

ID=24121444

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01918470T ATE296502T1 (de) 2000-03-21 2001-03-09 Verfahren, systeme und vorrichtung fuer die vorentzerrung von interferenzen in kodierte, gesendete cdma signale

Country Status (6)

Country Link
US (1) US6973063B1 (de)
EP (1) EP1266460B1 (de)
AT (1) ATE296502T1 (de)
AU (1) AU2001245546A1 (de)
DE (1) DE60111031D1 (de)
WO (1) WO2001071930A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133353B2 (en) * 2001-01-08 2006-11-07 Telefonaktiebolaget Lm Ericsson (Publ) CDMA system using quasi-orthogonal codes
KR100895183B1 (ko) * 2006-02-03 2009-04-24 삼성전자주식회사 무선통신 시스템을 위한 주변 셀 간섭의 제거를 위한송수신 방법 및 장치
US8320352B2 (en) * 2007-03-02 2012-11-27 Qualcomm Incorporated Robust transmission scheme for wireless networks

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3349861B2 (ja) * 1995-03-17 2002-11-25 富士通株式会社 ワイヤレスｌａｎシステム
US5740165A (en) * 1996-02-29 1998-04-14 Lucent Technologies Inc. Wireless TDMA transmitter with reduced interference
US5805567A (en) * 1996-09-13 1998-09-08 Lucent Technologies Inc. Orthogonal modulation scheme
US6067291A (en) * 1997-09-23 2000-05-23 Lucent Technologies Inc. Wireless local area network with enhanced carrier sense provision
WO1999049596A1 (en) 1998-03-26 1999-09-30 Samsung Electronics Co., Ltd. Device and method for controlling powers of orthogonal channel and quasi-orthogonal channel in cdma communication system
US7286590B1 (en) 1998-04-24 2007-10-23 Robert Bosch Gmbh Method for the transmission of data, and apparatus for the transmission of data
US6332006B1 (en) * 1998-11-18 2001-12-18 Ericsson Inc. Apparatus and methods for providing high-penetration messaging in wireless communications systems
US6501788B1 (en) * 1999-01-22 2002-12-31 Ericsson Inc. Apparatus and methods for intereference cancellation in spread spectrum communications systems
US6067290A (en) * 1999-07-30 2000-05-23 Gigabit Wireless, Inc. Spatial multiplexing in a cellular network
US6515980B1 (en) * 1999-09-22 2003-02-04 Ericsson Inc. Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
US6683924B1 (en) * 1999-10-19 2004-01-27 Ericsson Inc. Apparatus and methods for selective correlation timing in rake receivers

Also Published As

Publication number Publication date
AU2001245546A1 (en) 2001-10-03
EP1266460B1 (de) 2005-05-25
WO2001071930A2 (en) 2001-09-27
DE60111031D1 (de) 2005-06-30
US6973063B1 (en) 2005-12-06
WO2001071930A3 (en) 2002-02-28
EP1266460A2 (de) 2002-12-18

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Legal Events

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