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BR9711931A - Processos para obter um efeito m-dio de interfer-ncia entre uma pluraridade de conex{es paralelas e para transmitir num sistema de ds-cdma - Google Patents

Processos para obter um efeito m-dio de interfer-ncia entre uma pluraridade de conex{es paralelas e para transmitir num sistema de ds-cdma

Info

Publication number
BR9711931A
BR9711931A BR9711931A BR9711931A BR9711931A BR 9711931 A BR9711931 A BR 9711931A BR 9711931 A BR9711931 A BR 9711931A BR 9711931 A BR9711931 A BR 9711931A BR 9711931 A BR9711931 A BR 9711931A
Authority
BR
Brazil
Prior art keywords
transmitting
obtaining
processes
cdma system
parallel connections
Prior art date
Application number
BR9711931A
Other languages
English (en)
Portuguese (pt)
Inventor
Per Hans Aeke Willars
Erik Bengt Lennart Dahlman
Karim Jamal
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
Publication of BR9711931A publication Critical patent/BR9711931A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • 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
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
BR9711931A 1996-10-18 1997-09-26 Processos para obter um efeito m-dio de interfer-ncia entre uma pluraridade de conex{es paralelas e para transmitir num sistema de ds-cdma BR9711931A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73325696A 1996-10-18 1996-10-18
PCT/SE1997/001632 WO1998018217A1 (fr) 1996-10-18 1997-09-26 Procede de decalage des positionnements temporels de transmission pour systemes radiotelephoniques mobiles a acces multiple par difference de code en sequence directe (amdcsd)

Publications (1)

Publication Number Publication Date
BR9711931A true BR9711931A (pt) 1999-08-24

Family

ID=24946859

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9711931A BR9711931A (pt) 1996-10-18 1997-09-26 Processos para obter um efeito m-dio de interfer-ncia entre uma pluraridade de conex{es paralelas e para transmitir num sistema de ds-cdma

Country Status (10)

Country Link
EP (1) EP0965186A1 (fr)
JP (1) JP2001503219A (fr)
KR (1) KR20000052644A (fr)
CN (1) CN1234153A (fr)
AR (1) AR011254A1 (fr)
AU (1) AU4730397A (fr)
BR (1) BR9711931A (fr)
CA (1) CA2268665A1 (fr)
RU (1) RU99110385A (fr)
WO (1) WO1998018217A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6393010B1 (en) 1998-08-19 2002-05-21 Qualcomm Incorporated Time offset technique for increasing the capacity of a CDMA system
US6396817B2 (en) 1998-08-31 2002-05-28 Qualcomm Incorporated Signal splitting method for limiting peak power in a CDMA system
US6310869B1 (en) * 1998-08-31 2001-10-30 Qualcomm Incorporated Method and apparatus for reducing amplitude variations and interference in communication signals, such as in wireless communication signals employing inserted pilot symbols
FI108270B (fi) 1998-11-09 2001-12-14 Nokia Corp Menetelmä ja järjestely katkottujen kehysten moodiin liittyvien mittausten tekemiseksi optimaalisen aikataulun mukaisesti solukkoradiojärjestelmässä
US6721349B1 (en) * 1999-01-28 2004-04-13 Qualcomm Incorporated Method and apparatus for reducing peak-to-average ratio in a CDMA communication system
JP3410379B2 (ja) * 1999-02-26 2003-05-26 松下電器産業株式会社 無線通信基地局装置及び無線通信方法
KR100556488B1 (ko) * 1999-08-12 2006-03-03 엘지전자 주식회사 역방향 링크 공통 채널에 대한 패킷 전송 제어 방법
FR2799322B1 (fr) * 1999-10-04 2001-12-28 Mitsubishi Electric France Procede de generation d'un mode compresse sur un canal composite comportant au moins deux canaux de transport et dispositif pour la mise en oeuvre de ce procede
FR2799323B1 (fr) 1999-10-04 2002-04-19 Mitsubishi Electric France Procede de generation d'un mode compresse sur un canal composite comportant au moins deux canaux de transport et dispositif pour la mise en oeuvre de ce procede
US6665288B1 (en) * 1999-11-08 2003-12-16 Ericsson Inc. Method and apparatus for reducing synchronization code interference in CDMA communications systems
US7292552B2 (en) * 2002-03-14 2007-11-06 Qualcomm Incorporated Method and apparatus for reducing interference in a wireless communication system
US7542736B2 (en) 2005-07-26 2009-06-02 M/A-Com, Inc. Techniques to decrease signal amplitude peak-to-average ratio in a wireless communications system
WO2011025326A2 (fr) * 2009-08-28 2011-03-03 Samsung Electronics Co., Ltd. Procédé et système d'amélioration de l'émission en exploitation multiutilisateur sur créneau temporel unique avec réutilisation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1298817B1 (fr) * 1993-03-05 2004-06-16 NTT Mobile Communications Network Inc. Method de communication CDMA avec accès aléatoire et système pour stations mobiles utilisant cette méthode
TW306102B (fr) * 1993-06-14 1997-05-21 Ericsson Telefon Ab L M
JP2726220B2 (ja) * 1993-07-05 1998-03-11 沖電気工業株式会社 符号分割多元接続装置
US5729570A (en) * 1994-12-08 1998-03-17 Stanford Telecommunications, Inc. Orthogonal code division multiple access communication system having multicarrier modulation

Also Published As

Publication number Publication date
EP0965186A1 (fr) 1999-12-22
RU99110385A (ru) 2001-03-10
AU4730397A (en) 1998-05-15
KR20000052644A (ko) 2000-08-25
AR011254A1 (es) 2000-08-16
WO1998018217A1 (fr) 1998-04-30
CN1234153A (zh) 1999-11-03
WO1998018217A9 (fr) 1999-05-27
CA2268665A1 (fr) 1998-04-30
JP2001503219A (ja) 2001-03-06

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]