DE60008040D1 - Kodezuteilung in einem drahtlosen CDMA System - Google Patents

Kodezuteilung in einem drahtlosen CDMA System

Info

Publication number
DE60008040D1
DE60008040D1 DE60008040T DE60008040T DE60008040D1 DE 60008040 D1 DE60008040 D1 DE 60008040D1 DE 60008040 T DE60008040 T DE 60008040T DE 60008040 T DE60008040 T DE 60008040T DE 60008040 D1 DE60008040 D1 DE 60008040D1
Authority
DE
Germany
Prior art keywords
cdma system
code assignment
wireless cdma
wireless
assignment
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60008040T
Other languages
English (en)
Other versions
DE60008040T2 (de
Inventor
Jiunn-Tsair Chen
Gerard Joseph Foschini
Constantinos Basil Papadias
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60008040D1 publication Critical patent/DE60008040D1/de
Publication of DE60008040T2 publication Critical patent/DE60008040T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
DE60008040T 1999-06-04 2000-05-23 Kodezuteilung in einem drahtlosen CDMA System Expired - Lifetime DE60008040T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13746299P 1999-06-04 1999-06-04
US137462P 1999-06-04
US09/353,460 US7035238B1 (en) 1999-06-04 1999-07-13 Code assignment in a CDMA wireless system
US353460 1999-07-13

Publications (2)

Publication Number Publication Date
DE60008040D1 true DE60008040D1 (de) 2004-03-11
DE60008040T2 DE60008040T2 (de) 2004-08-26

Family

ID=26835271

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60008040T Expired - Lifetime DE60008040T2 (de) 1999-06-04 2000-05-23 Kodezuteilung in einem drahtlosen CDMA System

Country Status (9)

Country Link
US (1) US7035238B1 (de)
EP (1) EP1058401B1 (de)
JP (1) JP3756383B2 (de)
KR (1) KR100711527B1 (de)
CN (1) CN1276657A (de)
AU (1) AU3783800A (de)
BR (1) BR0002525A (de)
CA (1) CA2310175A1 (de)
DE (1) DE60008040T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6973314B2 (en) * 2001-09-28 2005-12-06 Arraycomm Llc. System and related methods for clustering multi-point communication targets
CN100375414C (zh) * 2002-10-17 2008-03-12 中兴通讯股份有限公司 宽带码分多址通信系统信道化码动态优化分配的方法
US20050243896A1 (en) * 2004-04-30 2005-11-03 Yifei Yuan Method of reusing spreading codes

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL100213A (en) * 1990-12-07 1995-03-30 Qualcomm Inc Mikrata Kedma phone system and its antenna distribution system
US5260968A (en) * 1992-06-23 1993-11-09 The Regents Of The University Of California Method and apparatus for multiplexing communications signals through blind adaptive spatial filtering
US5461610A (en) * 1992-08-31 1995-10-24 At&T Ipm Corp. Precoding of signature sequences for CDMA systems
MY112371A (en) * 1993-07-20 2001-05-31 Qualcomm Inc System and method for orthogonal spread spectrum sequence generation in variable data rate systems
GB2285900A (en) 1993-12-23 1995-07-26 Motorola Ltd Communications system
FI105512B (fi) * 1995-05-24 2000-08-31 Nokia Networks Oy Menetelmä kulmatoisteen aikaansaamiseksi sekä tukiasemalaitteisto
US5717406A (en) * 1995-06-07 1998-02-10 Sanconix Inc. Enhanced position calculation
US5764687A (en) * 1995-06-20 1998-06-09 Qualcomm Incorporated Mobile demodulator architecture for a spread spectrum multiple access communication system
JPH1051354A (ja) * 1996-05-30 1998-02-20 N T T Ido Tsushinmo Kk Ｄｓ−ｃｄｍａ伝送方法
US5790589A (en) * 1996-08-14 1998-08-04 Qualcomm Incorporated System and method for rapidly reacquiring a pilot channel
US5889768A (en) * 1996-08-30 1999-03-30 Motorola, Inc. Method of and apparatus for pilot channel acquisition
US5831977A (en) * 1996-09-04 1998-11-03 Ericsson Inc. Subtractive CDMA system with simultaneous subtraction in code space and direction-of-arrival space
FI964138A (fi) 1996-10-15 1998-04-16 Nokia Telecommunications Oy Kanavanvarausmenetelmä ja radiojärjestelmä
US5883612A (en) * 1996-10-24 1999-03-16 Motorola, Inc. Method for positioning a vibrating alert adjacent to a selected alert in selective call device
JP3270015B2 (ja) * 1997-11-19 2002-04-02 沖電気工業株式会社 送信電力制御装置
KR100279944B1 (ko) * 1997-12-09 2001-02-01 윤종용 씨디엠에이셀룰러시스템에서의왈쉬코드그룹할당방법
US6061339A (en) * 1997-12-10 2000-05-09 L-3 Communications Corporation Fixed wireless loop system having adaptive system capacity based on estimated signal to noise ratio
JP2918873B1 (ja) * 1998-02-17 1999-07-12 株式会社エイ・ティ・アール環境適応通信研究所 スペクトル拡散通信用アレーアンテナ装置
FR2784525B1 (fr) * 1998-10-12 2006-07-28 Cit Alcatel Procede d'allocation de codes orthogonaux dans un systeme de radiocommunications mobiles du type a acces multiple par repartition de codes utilisant des codes de longueur variable
US6163524A (en) * 1998-10-19 2000-12-19 Telefonaktiebolaget Lm Ericsson (Publ) Code allocation in CDMA
US6504827B1 (en) * 1998-12-18 2003-01-07 Lucent Technologies Inc. Discontinuous transmission on high speed data channels
US6259924B1 (en) * 1999-12-30 2001-07-10 Motorola, Inc. Method and system for comparing measured radio frequency signal propagation characteristics in a wireless communication system

Also Published As

Publication number Publication date
JP3756383B2 (ja) 2006-03-15
DE60008040T2 (de) 2004-08-26
KR20010007208A (ko) 2001-01-26
EP1058401A3 (de) 2001-06-27
BR0002525A (pt) 2001-03-13
AU3783800A (en) 2000-12-07
EP1058401B1 (de) 2004-02-04
CN1276657A (zh) 2000-12-13
JP2001016185A (ja) 2001-01-19
KR100711527B1 (ko) 2007-04-27
CA2310175A1 (en) 2000-12-04
EP1058401A2 (de) 2000-12-06
US7035238B1 (en) 2006-04-25

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Legal Events

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8364 No opposition during term of opposition