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AU2001252897A1 - Frequency domain direct sequence spread spectrum with flexible time frequency code - Google Patents

Frequency domain direct sequence spread spectrum with flexible time frequency code

Info

Publication number
AU2001252897A1
AU2001252897A1 AU2001252897A AU5289701A AU2001252897A1 AU 2001252897 A1 AU2001252897 A1 AU 2001252897A1 AU 2001252897 A AU2001252897 A AU 2001252897A AU 5289701 A AU5289701 A AU 5289701A AU 2001252897 A1 AU2001252897 A1 AU 2001252897A1
Authority
AU
Australia
Prior art keywords
spread spectrum
direct sequence
sequence spread
flexible time
frequency domain
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.)
Abandoned
Application number
AU2001252897A
Inventor
Michael R. Franceschini
Martin Stern
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of AU2001252897A1 publication Critical patent/AU2001252897A1/en
Abandoned legal-status Critical Current

Links

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
    • H04L1/0071—Use of interleaving
    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity
    • 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
    • H04L1/0059—Convolutional codes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
AU2001252897A 2000-03-09 2001-03-08 Frequency domain direct sequence spread spectrum with flexible time frequency code Abandoned AU2001252897A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18808400P 2000-03-09 2000-03-09
US60/188,084 2000-03-09
PCT/US2001/007458 WO2001067665A2 (en) 2000-03-09 2001-03-08 Frequency domain direct sequence spread spectrum with flexible time frequency code

Publications (1)

Publication Number Publication Date
AU2001252897A1 true AU2001252897A1 (en) 2001-09-17

Family

ID=22691716

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001252897A Abandoned AU2001252897A1 (en) 2000-03-09 2001-03-08 Frequency domain direct sequence spread spectrum with flexible time frequency code

Country Status (3)

Country Link
US (3) US20020136276A1 (en)
AU (1) AU2001252897A1 (en)
WO (1) WO2001067665A2 (en)

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Also Published As

Publication number Publication date
US20020136276A1 (en) 2002-09-26
US20080049853A1 (en) 2008-02-28
WO2001067665A9 (en) 2003-01-16
WO2001067665A2 (en) 2001-09-13
US20080219211A1 (en) 2008-09-11
WO2001067665A3 (en) 2003-04-10

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