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GB2279536B - Electronic apparatus and methods for electromagnetic communications - Google Patents

Electronic apparatus and methods for electromagnetic communications

Info

Publication number
GB2279536B
GB2279536B GB9312719A GB9312719A GB2279536B GB 2279536 B GB2279536 B GB 2279536B GB 9312719 A GB9312719 A GB 9312719A GB 9312719 A GB9312719 A GB 9312719A GB 2279536 B GB2279536 B GB 2279536B
Authority
GB
United Kingdom
Prior art keywords
methods
electronic apparatus
electromagnetic communications
communications
electromagnetic
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 - Fee Related
Application number
GB9312719A
Other versions
GB2279536A (en
GB9312719D0 (en
Inventor
David Charles Lewis
David Brenkley
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB9312719A priority Critical patent/GB2279536B/en
Publication of GB9312719D0 publication Critical patent/GB9312719D0/en
Publication of GB2279536A publication Critical patent/GB2279536A/en
Application granted granted Critical
Publication of GB2279536B publication Critical patent/GB2279536B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
GB9312719A 1993-06-19 1993-06-19 Electronic apparatus and methods for electromagnetic communications Expired - Fee Related GB2279536B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9312719A GB2279536B (en) 1993-06-19 1993-06-19 Electronic apparatus and methods for electromagnetic communications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9312719A GB2279536B (en) 1993-06-19 1993-06-19 Electronic apparatus and methods for electromagnetic communications

Publications (3)

Publication Number Publication Date
GB9312719D0 GB9312719D0 (en) 1993-08-04
GB2279536A GB2279536A (en) 1995-01-04
GB2279536B true GB2279536B (en) 1997-01-29

Family

ID=10737477

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9312719A Expired - Fee Related GB2279536B (en) 1993-06-19 1993-06-19 Electronic apparatus and methods for electromagnetic communications

Country Status (1)

Country Link
GB (1) GB2279536B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305334B (en) * 1995-09-12 1999-10-13 Sedley Bruce S Commentary systems
GB2336272A (en) * 1998-04-08 1999-10-13 Smoothing Investment Limited Remote reading of utility meters
EP1653632B1 (en) 2004-10-29 2014-12-17 Sony Deutschland GmbH Method for operating a near field communication system
US7490516B2 (en) * 2006-01-26 2009-02-17 Rosemount Inc. Manual powered process transmitter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1364817A (en) * 1973-01-16 1974-08-29 Standard Telephones Cables Ltd Electrical current detecting devices
GB2001507A (en) * 1977-07-15 1979-01-31 Coal Ind Communication system
US4155091A (en) * 1977-09-12 1979-05-15 Iec Electronics Corporation Compact omnidirectional antenna array
JPH01300748A (en) * 1988-05-30 1989-12-05 Rion Co Ltd handset

Also Published As

Publication number Publication date
GB2279536A (en) 1995-01-04
GB9312719D0 (en) 1993-08-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030619