CA1261981C - - Google Patents

Info

Publication number
CA1261981C
CA1261981C CA 580344 CA580344A CA1261981C CA 1261981 C CA1261981 C CA 1261981C CA 580344 CA580344 CA 580344 CA 580344 A CA580344 A CA 580344A CA 1261981 C CA1261981 C CA 1261981C
Authority
CA
Canada
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
Application number
CA 580344
Other versions
CA1261981A (en
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
Priority claimed from GB8502735A external-priority patent/GB2171576B/en
Application filed filed Critical
Priority to CA000580344A priority Critical patent/CA1261981A/en
Application granted granted Critical
Publication of CA1261981C publication Critical patent/CA1261981C/xx
Publication of CA1261981A publication Critical patent/CA1261981A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/28—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium using the near field of leaky cables, e.g. of leaky coaxial cables
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CA000580344A 1985-02-04 1988-10-17 Wireless telephone system Expired CA1261981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000580344A CA1261981A (en) 1985-02-04 1988-10-17 Wireless telephone system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8502735 1985-02-04
GB8502735A GB2171576B (en) 1985-02-04 1985-02-04 Spread spectrum leaky feeder communication system
CA000499189A CA1247266A (en) 1985-02-04 1986-01-08 Wireless telephone system
CA000580344A CA1261981A (en) 1985-02-04 1988-10-17 Wireless telephone system

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000449189A Division CA1204607A (en) 1983-04-11 1984-03-08 Gas temperature monitoring device

Publications (2)

Publication Number Publication Date
CA1261981C true CA1261981C (sl) 1989-09-26
CA1261981A CA1261981A (en) 1989-09-26

Family

ID=25670890

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000580344A Expired CA1261981A (en) 1985-02-04 1988-10-17 Wireless telephone system

Country Status (1)

Country Link
CA (1) CA1261981A (sl)

Also Published As

Publication number Publication date
CA1261981A (en) 1989-09-26

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry
MKEX Expiry

Effective date: 20060108

Effective date: 20060926