GB8702828D0 - Communication system - Google Patents

Communication system

Info

Publication number
GB8702828D0
GB8702828D0 GB878702828A GB8702828A GB8702828D0 GB 8702828 D0 GB8702828 D0 GB 8702828D0 GB 878702828 A GB878702828 A GB 878702828A GB 8702828 A GB8702828 A GB 8702828A GB 8702828 D0 GB8702828 D0 GB 8702828D0
Authority
GB
United Kingdom
Prior art keywords
communication system
communication
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.)
Withdrawn
Application number
GB878702828A
Other versions
GB2187015A (en
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.)
Monicell Ltd
Original Assignee
Monicell 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 Monicell Ltd filed Critical Monicell Ltd
Publication of GB8702828D0 publication Critical patent/GB8702828D0/en
Publication of GB2187015A publication Critical patent/GB2187015A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
    • G08B13/1645—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means and other detection means, e.g. microwave or infrared radiation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Alarm Systems (AREA)
  • Small-Scale Networks (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Selective Calling Equipment (AREA)
GB08702828A 1986-02-19 1987-02-09 Communication system Withdrawn GB2187015A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868604052A GB8604052D0 (en) 1986-02-19 1986-02-19 Communication system

Publications (2)

Publication Number Publication Date
GB8702828D0 true GB8702828D0 (en) 1987-03-18
GB2187015A GB2187015A (en) 1987-08-26

Family

ID=10593299

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868604052A Pending GB8604052D0 (en) 1986-02-19 1986-02-19 Communication system
GB08702828A Withdrawn GB2187015A (en) 1986-02-19 1987-02-09 Communication system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868604052A Pending GB8604052D0 (en) 1986-02-19 1986-02-19 Communication system

Country Status (3)

Country Link
EP (1) EP0233735A1 (en)
JP (1) JPS6323440A (en)
GB (2) GB8604052D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9412072D0 (en) * 1994-06-16 1994-08-03 Electroboss Ltd Mains borne signalling system
JP3359496B2 (en) * 1996-06-14 2002-12-24 沖電気工業株式会社 Transmission device identification number assigning method, transmission device, and transmission system management device
CN103984321A (en) * 2014-05-26 2014-08-13 国家电网公司 Building power supplying management system
GB2560992A (en) * 2017-03-31 2018-10-03 De Wet De Villiers Marius Intruder alarm installation and components

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4328581A (en) * 1980-06-20 1982-05-04 Rockwell International Corporation Adaptive HF communication system
DE3215081A1 (en) * 1982-04-22 1983-11-03 Siemens AG, 1000 Berlin und 8000 München SYSTEM FOR TRANSMITTING INFORMATION TELEGRAMS
DE3370387D1 (en) * 1982-08-27 1987-04-23 Monicell Ltd Alarm system
US4479215A (en) * 1982-09-24 1984-10-23 General Electric Company Power-line carrier communications system with interference avoidance capability
DE3317320C2 (en) * 1983-05-11 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Method for detecting the collision of information transmission systems and circuitry for carrying out the method
US4718005A (en) * 1984-05-03 1988-01-05 International Business Machines Corporation Distributed control of alias name usage in networks
US4644470A (en) * 1984-07-20 1987-02-17 International Business Machines Corp. Non-unique names for broadcast messages

Also Published As

Publication number Publication date
GB8604052D0 (en) 1986-03-26
EP0233735A1 (en) 1987-08-26
GB2187015A (en) 1987-08-26
JPS6323440A (en) 1988-01-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)