ATE472859T1 - Frequenzspannungsspreizspektrumsystem mit nachlauf hoher empfindlichkeit, sowie synchronisierung für frequenzlabile signale - Google Patents

Frequenzspannungsspreizspektrumsystem mit nachlauf hoher empfindlichkeit, sowie synchronisierung für frequenzlabile signale

Info

Publication number
ATE472859T1
ATE472859T1 AT01963768T AT01963768T ATE472859T1 AT E472859 T1 ATE472859 T1 AT E472859T1 AT 01963768 T AT01963768 T AT 01963768T AT 01963768 T AT01963768 T AT 01963768T AT E472859 T1 ATE472859 T1 AT E472859T1
Authority
AT
Austria
Prior art keywords
signal
frequency
spread spectrum
preamble
synchronization
Prior art date
Application number
AT01963768T
Other languages
English (en)
Inventor
Mark Cornwall
Harry Haas
Original Assignee
Itron 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 Itron Inc filed Critical Itron Inc
Application granted granted Critical
Publication of ATE472859T1 publication Critical patent/ATE472859T1/de

Links

Classifications

    • 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
    • H04L27/30—Systems using multi-frequency codes wherein each code element is represented by a combination of frequencies
    • 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
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7156—Arrangements for sequence synchronisation
    • 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
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • 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
    • H04B1/709—Correlator structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT01963768T 2000-08-01 2001-08-01 Frequenzspannungsspreizspektrumsystem mit nachlauf hoher empfindlichkeit, sowie synchronisierung für frequenzlabile signale ATE472859T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22225600P 2000-08-01 2000-08-01
PCT/US2001/024058 WO2002011348A2 (en) 2000-08-01 2001-08-01 Frequency hopping spread spectrum system with high sensitivity tracking and synchronization for frequency unstable signals

Publications (1)

Publication Number Publication Date
ATE472859T1 true ATE472859T1 (de) 2010-07-15

Family

ID=22831505

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01963768T ATE472859T1 (de) 2000-08-01 2001-08-01 Frequenzspannungsspreizspektrumsystem mit nachlauf hoher empfindlichkeit, sowie synchronisierung für frequenzlabile signale

Country Status (12)

Country Link
US (2) US6934316B2 (de)
EP (1) EP1305923B1 (de)
JP (1) JP2004505544A (de)
KR (1) KR20030026993A (de)
AT (1) ATE472859T1 (de)
AU (2) AU8469101A (de)
BR (1) BR0112854A (de)
CA (1) CA2416312C (de)
DE (1) DE60142477D1 (de)
ES (1) ES2349698T3 (de)
MX (1) MXPA03000916A (de)
WO (1) WO2002011348A2 (de)

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Also Published As

Publication number Publication date
JP2004505544A (ja) 2004-02-19
US20020071478A1 (en) 2002-06-13
WO2002011348A3 (en) 2002-03-28
MXPA03000916A (es) 2003-10-14
US7577181B2 (en) 2009-08-18
WO2002011348A2 (en) 2002-02-07
CA2416312A1 (en) 2002-02-07
AU2001284691B2 (en) 2005-09-22
CA2416312C (en) 2008-02-12
US6934316B2 (en) 2005-08-23
ES2349698T3 (es) 2011-01-10
DE60142477D1 (de) 2010-08-12
EP1305923A4 (de) 2007-04-04
US20060056493A1 (en) 2006-03-16
AU8469101A (en) 2002-02-13
BR0112854A (pt) 2003-08-26
EP1305923A2 (de) 2003-05-02
KR20030026993A (ko) 2003-04-03
EP1305923B1 (de) 2010-06-30

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