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HK1033522A1 - Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system - Google Patents

Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system

Info

Publication number
HK1033522A1
HK1033522A1 HK01104144A HK01104144A HK1033522A1 HK 1033522 A1 HK1033522 A1 HK 1033522A1 HK 01104144 A HK01104144 A HK 01104144A HK 01104144 A HK01104144 A HK 01104144A HK 1033522 A1 HK1033522 A1 HK 1033522A1
Authority
HK
Hong Kong
Prior art keywords
data
codes
ovsf
communication system
mobile communication
Prior art date
Application number
HK01104144A
Other languages
English (en)
Inventor
Seung-Chan Bang
Tae-Joong Kim
Jae-Heung Kim
Jung-Im Kim
Jong-Suk Chae
Hyuck-Jae Lee
Jae-Ryong Shim
Narm-Hee Lee
Original Assignee
Korea Electronics Telecomm
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37035130&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1033522(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Korea Electronics Telecomm filed Critical Korea Electronics Telecomm
Publication of HK1033522A1 publication Critical patent/HK1033522A1/xx

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
    • H04B1/7073—Synchronisation aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0044—OVSF [orthogonal variable spreading factor]
    • 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
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes
    • H04J13/20—Allocation of orthogonal codes having an orthogonal variable spreading factor [OVSF]
    • 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
    • H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
HK01104144A 1999-05-31 2001-06-15 Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system HK1033522A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19990019813 1999-05-31
KR19990036383 1999-08-30

Publications (1)

Publication Number Publication Date
HK1033522A1 true HK1033522A1 (en) 2001-08-31

Family

ID=37035130

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01104144A HK1033522A1 (en) 1999-05-31 2001-06-15 Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system

Country Status (7)

Country Link
US (9) US7443906B1 (de)
JP (1) JP3601816B2 (de)
CN (1) CN1148989C (de)
DE (1) DE10027216B4 (de)
FR (1) FR2794314B1 (de)
GB (1) GB2352944B (de)
HK (1) HK1033522A1 (de)

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US7586973B2 (en) 2009-09-08
US10305536B2 (en) 2019-05-28
US20060215737A1 (en) 2006-09-28
DE10027216A1 (de) 2001-02-01
US20120114017A1 (en) 2012-05-10
US20150030055A1 (en) 2015-01-29
US8090003B2 (en) 2012-01-03
US20190280731A1 (en) 2019-09-12
FR2794314A1 (fr) 2000-12-01
US8121173B2 (en) 2012-02-21
JP2001016139A (ja) 2001-01-19
DE10027216B4 (de) 2008-10-16
US20090285265A1 (en) 2009-11-19
FR2794314B1 (fr) 2004-12-24
CN1148989C (zh) 2004-05-05
JP3601816B2 (ja) 2004-12-15
US20130336365A1 (en) 2013-12-19
CN1277526A (zh) 2000-12-20
GB2352944A (en) 2001-02-07
GB0013114D0 (en) 2000-07-19
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US20070104086A1 (en) 2007-05-10
US7443906B1 (en) 2008-10-28

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