ZA200007304B - Quadriphas spreading codes in code division multiple access communications. - Google Patents

Quadriphas spreading codes in code division multiple access communications. Download PDF

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Publication number
ZA200007304B
ZA200007304B ZA200007304A ZA200007304A ZA200007304B ZA 200007304 B ZA200007304 B ZA 200007304B ZA 200007304 A ZA200007304 A ZA 200007304A ZA 200007304 A ZA200007304 A ZA 200007304A ZA 200007304 B ZA200007304 B ZA 200007304B
Authority
ZA
South Africa
Prior art keywords
code
spreading
codes
family
quaternary
Prior art date
Application number
ZA200007304A
Other languages
English (en)
Inventor
Branislav M Popovic
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 ZA200007304B publication Critical patent/ZA200007304B/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0074—Code shifting or hopping
    • 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
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H04J13/105—Combining codes by extending
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J2013/0037—Multilevel codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
ZA200007304A 1998-06-16 2000-12-08 Quadriphas spreading codes in code division multiple access communications. ZA200007304B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/097,916 US6393047B1 (en) 1998-06-16 1998-06-16 Quadriphase spreading codes in code division multiple access communications

Publications (1)

Publication Number Publication Date
ZA200007304B true ZA200007304B (en) 2001-10-11

Family

ID=22265751

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200007304A ZA200007304B (en) 1998-06-16 2000-12-08 Quadriphas spreading codes in code division multiple access communications.

Country Status (15)

Country Link
US (1) US6393047B1 (ja)
EP (1) EP1088416B1 (ja)
JP (1) JP4365030B2 (ja)
KR (1) KR100689562B1 (ja)
CN (1) CN100352186C (ja)
AR (1) AR020596A1 (ja)
AU (1) AU756686B2 (ja)
BR (1) BRPI9911341B1 (ja)
CA (1) CA2335018C (ja)
DE (1) DE69933029T2 (ja)
MY (1) MY126483A (ja)
RU (1) RU2226035C2 (ja)
TW (1) TW448644B (ja)
WO (1) WO1999066645A2 (ja)
ZA (1) ZA200007304B (ja)

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Also Published As

Publication number Publication date
DE69933029D1 (de) 2006-10-12
KR20010071485A (ko) 2001-07-28
CA2335018A1 (en) 1999-12-23
WO1999066645A2 (en) 1999-12-23
EP1088416A2 (en) 2001-04-04
RU2226035C2 (ru) 2004-03-20
AR020596A1 (es) 2002-05-22
MY126483A (en) 2006-10-31
BRPI9911341B1 (pt) 2016-06-14
TW448644B (en) 2001-08-01
BR9911341A (pt) 2001-03-13
KR100689562B1 (ko) 2007-03-09
AU756686B2 (en) 2003-01-23
JP2002518928A (ja) 2002-06-25
WO1999066645A3 (en) 2000-04-27
CN1316142A (zh) 2001-10-03
DE69933029T2 (de) 2007-04-12
EP1088416B1 (en) 2006-08-30
CA2335018C (en) 2009-09-29
US6393047B1 (en) 2002-05-21
CN100352186C (zh) 2007-11-28
JP4365030B2 (ja) 2009-11-18
AU4812799A (en) 2000-01-05

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