DE69330445D1 - Vielfachzugriffskodierung für Funkübertragung - Google Patents

Vielfachzugriffskodierung für Funkübertragung

Info

Publication number
DE69330445D1
DE69330445D1 DE69330445T DE69330445T DE69330445D1 DE 69330445 D1 DE69330445 D1 DE 69330445D1 DE 69330445 T DE69330445 T DE 69330445T DE 69330445 T DE69330445 T DE 69330445T DE 69330445 D1 DE69330445 D1 DE 69330445D1
Authority
DE
Germany
Prior art keywords
multiple access
radio transmission
access coding
coding
radio
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69330445T
Other languages
English (en)
Other versions
DE69330445T2 (de
Inventor
Paul W Dent
Gregory E Bottomley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ericsson Inc
Original Assignee
Ericsson Inc
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 Inc filed Critical Ericsson Inc
Publication of DE69330445D1 publication Critical patent/DE69330445D1/de
Application granted granted Critical
Publication of DE69330445T2 publication Critical patent/DE69330445T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/04—Secret communication by frequency scrambling, i.e. by transposing or inverting parts of the frequency band or by inverting the whole band
    • 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
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0048—Walsh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/10—Secret communication by using two signals transmitted simultaneously or successively
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • 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
DE69330445T 1992-04-10 1993-04-01 Vielfachzugriffskodierung für Funkübertragung Expired - Fee Related DE69330445T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/866,865 US5353352A (en) 1992-04-10 1992-04-10 Multiple access coding for radio communications

Publications (2)

Publication Number Publication Date
DE69330445D1 true DE69330445D1 (de) 2001-08-23
DE69330445T2 DE69330445T2 (de) 2002-05-02

Family

ID=25348598

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330445T Expired - Fee Related DE69330445T2 (de) 1992-04-10 1993-04-01 Vielfachzugriffskodierung für Funkübertragung

Country Status (15)

Country Link
US (1) US5353352A (de)
EP (1) EP0565506B1 (de)
JP (1) JP3436366B2 (de)
KR (1) KR100296563B1 (de)
AU (1) AU665254B2 (de)
BR (1) BR9305479A (de)
CA (1) CA2110995C (de)
DE (1) DE69330445T2 (de)
ES (1) ES2162810T3 (de)
FI (1) FI935526A (de)
HK (1) HK1014321A1 (de)
MX (1) MX9301960A (de)
NZ (1) NZ251900A (de)
SG (1) SG43043A1 (de)
WO (1) WO1993021709A1 (de)

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EP0565506B1 (de) 2001-07-18
FI935526A (fi) 1994-01-14
JPH06511371A (ja) 1994-12-15
FI935526A0 (fi) 1993-12-09
KR100296563B1 (ko) 2001-10-24
EP0565506A2 (de) 1993-10-13
EP0565506A3 (en) 1994-05-25
NZ251900A (en) 1996-10-28
DE69330445T2 (de) 2002-05-02
CA2110995C (en) 2002-11-12
CA2110995A1 (en) 1993-10-28
AU4026993A (en) 1993-11-18
KR940701615A (ko) 1994-05-28
WO1993021709A1 (en) 1993-10-28
BR9305479A (pt) 1994-10-11
AU665254B2 (en) 1995-12-21
ES2162810T3 (es) 2002-01-16
US5353352A (en) 1994-10-04
JP3436366B2 (ja) 2003-08-11
SG43043A1 (en) 1997-10-17
MX9301960A (es) 1993-10-01
HK1014321A1 (en) 1999-09-24

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