GB2208778B - Wireless telephone system - Google Patents

Wireless telephone system

Info

Publication number
GB2208778B
GB2208778B GB8822635A GB8822635A GB2208778B GB 2208778 B GB2208778 B GB 2208778B GB 8822635 A GB8822635 A GB 8822635A GB 8822635 A GB8822635 A GB 8822635A GB 2208778 B GB2208778 B GB 2208778B
Authority
GB
United Kingdom
Prior art keywords
telephone system
wireless telephone
wireless
telephone
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
Application number
GB8822635A
Other versions
GB2208778A (en
GB8822635D0 (en
Inventor
Michael John Carey
Adrian John Anderson
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.)
Mitel Telecom Ltd
Original Assignee
Mitel Telecom Ltd
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 by Mitel Telecom Ltd filed Critical Mitel Telecom Ltd
Priority to GB8822635A priority Critical patent/GB2208778B/en
Publication of GB8822635D0 publication Critical patent/GB8822635D0/en
Publication of GB2208778A publication Critical patent/GB2208778A/en
Application granted granted Critical
Publication of GB2208778B publication Critical patent/GB2208778B/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB8822635A 1985-02-04 1988-09-27 Wireless telephone system Expired GB2208778B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8822635A GB2208778B (en) 1985-02-04 1988-09-27 Wireless telephone system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8502735A GB2171576B (en) 1985-02-04 1985-02-04 Spread spectrum leaky feeder communication system
GB8822635A GB2208778B (en) 1985-02-04 1988-09-27 Wireless telephone system

Publications (3)

Publication Number Publication Date
GB8822635D0 GB8822635D0 (en) 1988-11-02
GB2208778A GB2208778A (en) 1989-04-12
GB2208778B true GB2208778B (en) 1989-07-05

Family

ID=26288756

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8822635A Expired GB2208778B (en) 1985-02-04 1988-09-27 Wireless telephone system

Country Status (1)

Country Link
GB (1) GB2208778B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2309357B (en) * 1996-01-18 2000-08-16 Nokia Mobile Phones Ltd Communicating between base stations and cellular mobile phones
JP3749513B2 (en) * 2002-06-25 2006-03-01 東芝テック株式会社 Wireless communication system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017798A (en) * 1975-09-08 1977-04-12 Ncr Corporation Spread spectrum demodulator
EP0095959A1 (en) * 1982-05-27 1983-12-07 Thomson-Csf Frequency hopping radiocommunication system
EP0097579A1 (en) * 1982-06-18 1984-01-04 Thomson-Csf Frequency hopping radiocommunication system with redundancy between frequency steps
US4455651A (en) * 1980-10-20 1984-06-19 Equatorial Communications Company Satellite communications system and apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011198A (en) * 1974-04-08 1977-03-08 General Electric Company Method for making polyetherimides

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017798A (en) * 1975-09-08 1977-04-12 Ncr Corporation Spread spectrum demodulator
US4455651A (en) * 1980-10-20 1984-06-19 Equatorial Communications Company Satellite communications system and apparatus
EP0095959A1 (en) * 1982-05-27 1983-12-07 Thomson-Csf Frequency hopping radiocommunication system
EP0097579A1 (en) * 1982-06-18 1984-01-04 Thomson-Csf Frequency hopping radiocommunication system with redundancy between frequency steps

Also Published As

Publication number Publication date
GB2208778A (en) 1989-04-12
GB8822635D0 (en) 1988-11-02

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20050203