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DE69533170D1 - Nachrichtenübertragungssystem mit orthogonalem kodenultiplex und mehrträgermodulation - Google Patents

Nachrichtenübertragungssystem mit orthogonalem kodenultiplex und mehrträgermodulation

Info

Publication number
DE69533170D1
DE69533170D1 DE69533170T DE69533170T DE69533170D1 DE 69533170 D1 DE69533170 D1 DE 69533170D1 DE 69533170 T DE69533170 T DE 69533170T DE 69533170 T DE69533170 T DE 69533170T DE 69533170 D1 DE69533170 D1 DE 69533170D1
Authority
DE
Germany
Prior art keywords
orthogonal code
transmission system
message transmission
carrier modulation
frequency
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 - Lifetime
Application number
DE69533170T
Other languages
English (en)
Other versions
DE69533170T2 (de
Inventor
T Magill
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.)
Alcatel USA Sourcing Inc
Original Assignee
Alcatel USA Sourcing 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 Alcatel USA Sourcing Inc filed Critical Alcatel USA Sourcing Inc
Publication of DE69533170D1 publication Critical patent/DE69533170D1/de
Application granted granted Critical
Publication of DE69533170T2 publication Critical patent/DE69533170T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2637—Modulators with direct modulation of individual subcarriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H04L5/026—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA] using code division

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Stereo-Broadcasting Methods (AREA)
DE69533170T 1994-12-08 1995-12-08 Nachrichtenübertragungssystem mit orthogonalem kodemultiplex und mehrträgermodulation Expired - Lifetime DE69533170T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/352,313 US5729570A (en) 1994-12-08 1994-12-08 Orthogonal code division multiple access communication system having multicarrier modulation
US352313 1994-12-08
PCT/US1995/015174 WO1996022638A2 (en) 1994-12-08 1995-12-08 Orthogonal code division multiple access communication system having multicarrier modulation

Publications (2)

Publication Number Publication Date
DE69533170D1 true DE69533170D1 (de) 2004-07-22
DE69533170T2 DE69533170T2 (de) 2005-07-14

Family

ID=23384632

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69533170T Expired - Lifetime DE69533170T2 (de) 1994-12-08 1995-12-08 Nachrichtenübertragungssystem mit orthogonalem kodemultiplex und mehrträgermodulation

Country Status (7)

Country Link
US (1) US5729570A (de)
EP (1) EP0796529B1 (de)
AT (1) ATE269612T1 (de)
AU (1) AU5849696A (de)
CA (1) CA2206866C (de)
DE (1) DE69533170T2 (de)
WO (1) WO1996022638A2 (de)

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Also Published As

Publication number Publication date
US5729570A (en) 1998-03-17
AU5849696A (en) 1996-08-07
WO1996022638A3 (en) 1996-09-19
EP0796529A4 (de) 2001-09-12
CA2206866A1 (en) 1996-07-25
ATE269612T1 (de) 2004-07-15
DE69533170T2 (de) 2005-07-14
CA2206866C (en) 2001-05-08
EP0796529B1 (de) 2004-06-16
EP0796529A2 (de) 1997-09-24
WO1996022638A2 (en) 1996-07-25

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