NO322662B1 - Koding av multipleksete mobilradiosystemer ved krypteringsmasker og spredesekvenser - Google Patents

Koding av multipleksete mobilradiosystemer ved krypteringsmasker og spredesekvenser Download PDF

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Publication number
NO322662B1
NO322662B1 NO19970667A NO970667A NO322662B1 NO 322662 B1 NO322662 B1 NO 322662B1 NO 19970667 A NO19970667 A NO 19970667A NO 970667 A NO970667 A NO 970667A NO 322662 B1 NO322662 B1 NO 322662B1
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NO
Norway
Prior art keywords
sequence
symbols
spreading
encryption
sequences
Prior art date
Application number
NO19970667A
Other languages
English (en)
Norwegian (no)
Other versions
NO970667D0 (no
NO970667L (no
Inventor
Paul Wilkinson Dent
Gregory E Bottomley
Original Assignee
Ericsson Inc
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Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23121414&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO322662(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Inc filed Critical Ericsson Inc
Publication of NO970667D0 publication Critical patent/NO970667D0/no
Publication of NO970667L publication Critical patent/NO970667L/no
Publication of NO322662B1 publication Critical patent/NO322662B1/no

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • 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
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/04—Masking or blinding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
NO19970667A 1994-08-16 1997-02-13 Koding av multipleksete mobilradiosystemer ved krypteringsmasker og spredesekvenser NO322662B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/291,693 US5550809A (en) 1992-04-10 1994-08-16 Multiple access coding using bent sequences for mobile radio communications
PCT/US1995/010229 WO1996005668A1 (en) 1994-08-16 1995-08-11 Multiple access coding using bent sequences for mobile radio communications

Publications (3)

Publication Number Publication Date
NO970667D0 NO970667D0 (no) 1997-02-13
NO970667L NO970667L (no) 1997-04-16
NO322662B1 true NO322662B1 (no) 2006-11-13

Family

ID=23121414

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19970667A NO322662B1 (no) 1994-08-16 1997-02-13 Koding av multipleksete mobilradiosystemer ved krypteringsmasker og spredesekvenser

Country Status (15)

Country Link
US (3) US5550809A (pt)
EP (1) EP0776555B1 (pt)
JP (1) JPH10507322A (pt)
KR (1) KR100323169B1 (pt)
CN (1) CN1086079C (pt)
AT (1) ATE268078T1 (pt)
AU (1) AU703405B2 (pt)
BR (1) BR9508876A (pt)
CA (3) CA2643172A1 (pt)
DE (1) DE69533086T2 (pt)
FI (1) FI970637A (pt)
MX (1) MX9701053A (pt)
NO (1) NO322662B1 (pt)
RU (2) RU2242819C2 (pt)
WO (1) WO1996005668A1 (pt)

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* Cited by examiner, † Cited by third party
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US5742678A (en) 1998-04-21
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CA2643172A1 (en) 1996-02-22
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RU2242819C2 (ru) 2004-12-20
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US5771288A (en) 1998-06-23
US5550809A (en) 1996-08-27
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