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ITMI992747A0 - METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR HADAMARD MATRIX LINES FOR COM SYSTEMS - Google Patents

METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR HADAMARD MATRIX LINES FOR COM SYSTEMS

Info

Publication number
ITMI992747A0
ITMI992747A0 IT99MI002747A ITMI992747A ITMI992747A0 IT MI992747 A0 ITMI992747 A0 IT MI992747A0 IT 99MI002747 A IT99MI002747 A IT 99MI002747A IT MI992747 A ITMI992747 A IT MI992747A IT MI992747 A0 ITMI992747 A0 IT MI992747A0
Authority
IT
Italy
Prior art keywords
generation
spreading factor
orthogonal codes
hadamard matrix
variable spreading
Prior art date
Application number
IT99MI002747A
Other languages
Italian (it)
Inventor
Fulvio Piccinonno
Original Assignee
Telit Mobile Terminals Spa
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 Telit Mobile Terminals Spa filed Critical Telit Mobile Terminals Spa
Priority to IT1999MI002747A priority Critical patent/IT1314346B1/en
Publication of ITMI992747A0 publication Critical patent/ITMI992747A0/en
Priority to AU23957/01A priority patent/AU2395701A/en
Priority to PCT/IT2000/000530 priority patent/WO2001050659A1/en
Publication of ITMI992747A1 publication Critical patent/ITMI992747A1/en
Application granted granted Critical
Publication of IT1314346B1 publication Critical patent/IT1314346B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/12—Generation of orthogonal codes
    • 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
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0048—Walsh

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IT1999MI002747A 1999-12-30 1999-12-30 METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR RULES OF HADAMARD MATRICIDES FOR IT1314346B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT1999MI002747A IT1314346B1 (en) 1999-12-30 1999-12-30 METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR RULES OF HADAMARD MATRICIDES FOR
AU23957/01A AU2395701A (en) 1999-12-30 2000-12-19 Method and device for orthogonal variable spreading factor codes and hadamard matrices generation
PCT/IT2000/000530 WO2001050659A1 (en) 1999-12-30 2000-12-19 Method and device for orthogonal variable spreading factor codes and hadamard matrices generation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999MI002747A IT1314346B1 (en) 1999-12-30 1999-12-30 METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR RULES OF HADAMARD MATRICIDES FOR

Publications (3)

Publication Number Publication Date
ITMI992747A0 true ITMI992747A0 (en) 1999-12-30
ITMI992747A1 ITMI992747A1 (en) 2001-06-30
IT1314346B1 IT1314346B1 (en) 2002-12-09

Family

ID=11384225

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999MI002747A IT1314346B1 (en) 1999-12-30 1999-12-30 METHOD AND DEVICE FOR THE GENERATION OF ORTHOGONAL CODES WITH VARIABLE SPREADING FACTOR OR RULES OF HADAMARD MATRICIDES FOR

Country Status (3)

Country Link
AU (1) AU2395701A (en)
IT (1) IT1314346B1 (en)
WO (1) WO2001050659A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6714527B2 (en) 1999-09-21 2004-03-30 Interdigital Techology Corporation Multiuser detector for variable spreading factors
KR20050039883A (en) 1999-09-21 2005-04-29 인터디지탈 테크날러지 코포레이션 Multiuser detector for variable spreading factors
GB2378362A (en) * 2001-08-02 2003-02-05 Ubinetics Ltd Code generation
GB2381169B (en) * 2001-10-15 2005-03-23 Ubinetics Ltd OVSF code generation
EP1518343A1 (en) * 2002-06-21 2005-03-30 Telefonaktiebolaget LM Ericsson (publ) Generation of orthogonal codes
US6741653B2 (en) 2002-07-01 2004-05-25 Interdigital Technology Corporation Data detection for codes with non-uniform spreading factors
KR20040009939A (en) * 2002-07-26 2004-01-31 엘지전자 주식회사 Direct generation apparatus of channelization code

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3409628B2 (en) * 1996-06-19 2003-05-26 株式会社エヌ・ティ・ティ・ドコモ CDMA communication method and group spread modulator

Also Published As

Publication number Publication date
AU2395701A (en) 2001-07-16
ITMI992747A1 (en) 2001-06-30
WO2001050659A1 (en) 2001-07-12
IT1314346B1 (en) 2002-12-09

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