ZA986672B - Methods for telecommunication - Google Patents

Methods for telecommunication

Info

Publication number
ZA986672B
ZA986672B ZA986672A ZA986672A ZA986672B ZA 986672 B ZA986672 B ZA 986672B ZA 986672 A ZA986672 A ZA 986672A ZA 986672 A ZA986672 A ZA 986672A ZA 986672 B ZA986672 B ZA 986672B
Authority
ZA
South Africa
Prior art keywords
telecommunication
methods
Prior art date
Application number
ZA986672A
Inventor
Erik Dahlman
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 ZA986672B publication Critical patent/ZA986672B/en

Links

Classifications

    • 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
    • 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
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • 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
    • H04B2201/696—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to Dowlink
ZA986672A 1997-09-02 1998-07-27 Methods for telecommunication ZA986672B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9703161A SE9703161L (en) 1997-09-02 1997-09-02 Procedure for telecommunications

Publications (1)

Publication Number Publication Date
ZA986672B true ZA986672B (en) 1999-04-01

Family

ID=20408114

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA986672A ZA986672B (en) 1997-09-02 1998-07-27 Methods for telecommunication

Country Status (13)

Country Link
EP (1) EP1010266A1 (en)
JP (1) JP2001515302A (en)
KR (1) KR20010023600A (en)
CN (1) CN1118963C (en)
AR (1) AR017048A1 (en)
AU (1) AU751483B2 (en)
BR (1) BR9811428A (en)
CA (1) CA2299297A1 (en)
FI (1) FI20000460A (en)
SE (1) SE9703161L (en)
TW (1) TW393843B (en)
WO (1) WO1999012284A1 (en)
ZA (1) ZA986672B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI982203A (en) * 1998-10-09 2000-04-10 Nokia Networks Oy Method and generator for generating an orthogonal spreading code in a CDMA radio system
ID29401A (en) * 1999-07-07 2001-08-30 Samsung Electronics Co Ltd APARATUS AND METHODS FOR PRODUCING THE MIXING CODE IN THE UMTS MOVEMENT COMMUNICATION SYSTEM
KR100396653B1 (en) * 1999-12-30 2003-09-02 엘지전자 주식회사 Transmission method for multiple chip rate in mobile communications system
JP3565102B2 (en) 1999-08-13 2004-09-15 日本電気株式会社 Downlink spreading code allocation method and base station
KR100429545B1 (en) * 1999-08-17 2004-04-28 삼성전자주식회사 Method for communicating scrambling code id in mobile communication system
FR2820933B1 (en) * 2001-02-09 2003-05-30 Sagem TEST METHOD AND TOOL FOR CELLULAR MULTIPLEXED CELLULAR RADIO TELEPHONY NETWORK
KR100449546B1 (en) * 2001-10-08 2004-09-21 주식회사 카서 Code select cdma modulation and demodulation method and device thereof
KR100444845B1 (en) * 2002-04-12 2004-08-21 주식회사 카서 Coding method and apparatus for constant amplitude transmission in code select cdma communication system and device thereof
FR2844134B1 (en) * 2002-09-04 2006-01-13 Nortel Networks Ltd METHOD OF ALLOCATING RESOURCES IN A RADIO COMMUNICATION SYSTEM WITH SPATIAL DIVISION AND EQUIPMENT FOR IMPLEMENTING THE METHOD.
WO2006004551A2 (en) * 2004-07-06 2006-01-12 Telefonaktiebolaget Lm Ericsson (Publ) Different orthogonal code sets with members in common
KR100662506B1 (en) * 2004-08-04 2006-12-28 한국전자통신연구원 Apparatus and its method for deciding user code according to number of connecting user and, apparatus and its method for generating user code using the same in quasi-synchronous cdma system
CN1921362B (en) * 2005-08-23 2011-09-21 中兴通讯股份有限公司 Orthogonal variable spread-spectrum code distribution method in code division multiple access communication system
CN101388685B (en) * 2007-09-12 2014-02-19 中兴通讯股份有限公司 Code resource management method
GB2495709B (en) * 2011-10-17 2014-12-10 Aetheric Engineering Ltd Communication system and method of operating the same
EP2739104A1 (en) * 2012-11-28 2014-06-04 Alcatel-Lucent A cellular telecommunications base station and a method of allocating a spreading code

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5210770A (en) * 1991-09-27 1993-05-11 Lockheed Missiles & Space Company, Inc. Multiple-signal spread-spectrum transceiver
MY112371A (en) * 1993-07-20 2001-05-31 Qualcomm Inc System and method for orthogonal spread spectrum sequence generation in variable data rate systems
US5515396A (en) * 1994-02-25 1996-05-07 Motorola, Inc. Method and apparatus for selecting a spreading code in a spectrum spread communication system
FI955113A (en) * 1995-10-26 1997-04-27 Nokia Mobile Phones Ltd Procedure for data communication, transmitters and receivers

Also Published As

Publication number Publication date
KR20010023600A (en) 2001-03-26
WO1999012284A1 (en) 1999-03-11
BR9811428A (en) 2000-08-22
CN1118963C (en) 2003-08-20
CN1269927A (en) 2000-10-11
AU751483B2 (en) 2002-08-15
AU9012798A (en) 1999-03-22
SE9703161L (en) 1999-03-03
AR017048A1 (en) 2001-08-22
CA2299297A1 (en) 1999-03-11
EP1010266A1 (en) 2000-06-21
TW393843B (en) 2000-06-11
SE9703161D0 (en) 1997-09-02
JP2001515302A (en) 2001-09-18
FI20000460A (en) 2000-02-29

Similar Documents

Publication Publication Date Title
GB2322771B (en) Telecommunications
HUP0003259A3 (en) Telecommunication method
GB2337429B (en) Telecommunications system
GB9717766D0 (en) Methods
GB9804107D0 (en) Telecommunications system
EP0982869A4 (en) Telecommunication device
GB2338370B (en) Telecommunications system
ZA986672B (en) Methods for telecommunication
GB9708918D0 (en) Methods
GB2321827B (en) Telecommunications system
GB9703650D0 (en) Telecommunications system
GB9718591D0 (en) Methods
GB9707742D0 (en) Methods
HUP0002153A3 (en) Telecommunication method
GB9817411D0 (en) Telecommunications system
AU133620S (en) Telecommunication apparatus
GB9814504D0 (en) Telecommunications
GB0009063D0 (en) Telephone
GB2343582B (en) Telecommunications system
GB9803076D0 (en) Telecommunication apparatus
GB2334407B (en) Telecommunications system
GB9715236D0 (en) Telecommunications system
AU131533S (en) Telecommunication apparatus
AU133307S (en) Telecommunication apparatus
AU136459S (en) Telecommunication apparatus