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GB2336014A - Monitoring system - Google Patents

Monitoring system

Info

Publication number
GB2336014A
GB2336014A GB9917539A GB9917539A GB2336014A GB 2336014 A GB2336014 A GB 2336014A GB 9917539 A GB9917539 A GB 9917539A GB 9917539 A GB9917539 A GB 9917539A GB 2336014 A GB2336014 A GB 2336014A
Authority
GB
United Kingdom
Prior art keywords
pick
monitoring system
location
sound
emitting
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Withdrawn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
GB9917539A
Other versions
GB9917539D0 (en
Inventor
Joy Ann Watson
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.)
Individual
Original Assignee
Individual
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 GBGB9725057.5A external-priority patent/GB9725057D0/en
Priority claimed from GBGB9821617.9A external-priority patent/GB9821617D0/en
Application filed by Individual filed Critical Individual
Priority to GB9917539A priority Critical patent/GB2336014A/en
Priority claimed from PCT/GB1998/003533 external-priority patent/WO1999028883A1/en
Publication of GB9917539D0 publication Critical patent/GB9917539D0/en
Publication of GB2336014A publication Critical patent/GB2336014A/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Withdrawn legal-status Critical Current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
    • G08B25/06—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 power transmission lines

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

A monitoring system comprising pick-up means to pick up sound from a first location and emitting means to emit sound at a second location generally as picked up by the pick-up means, wherein the pick-up means and emitting means are adapted to be linked, in use, by means for supplying electricity to the first and second locations.
GB9917539A 1997-11-27 1998-11-27 Monitoring system Withdrawn GB2336014A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9917539A GB2336014A (en) 1997-11-27 1998-11-27 Monitoring system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9725057.5A GB9725057D0 (en) 1997-11-27 1997-11-27 Monitoring system
GBGB9821617.9A GB9821617D0 (en) 1998-10-06 1998-10-06 Monitoring system
GB9917539A GB2336014A (en) 1997-11-27 1998-11-27 Monitoring system
PCT/GB1998/003533 WO1999028883A1 (en) 1997-11-27 1998-11-27 Monitoring system

Publications (2)

Publication Number Publication Date
GB9917539D0 GB9917539D0 (en) 1999-09-29
GB2336014A true GB2336014A (en) 1999-10-06

Family

ID=27269107

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9917539A Withdrawn GB2336014A (en) 1997-11-27 1998-11-27 Monitoring system

Country Status (1)

Country Link
GB (1) GB2336014A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2508449A1 (en) * 1974-03-19 1975-09-25 Yoshihara Electric Co Sound signal transmission system - uses the already existing internal wiring as a transmission network
US3909618A (en) * 1973-01-19 1975-09-30 Sharp Kk Carrier transmission system utilizing commercial power lines as transmission lines
FR2289017A1 (en) * 1974-10-23 1976-05-21 Crit Telephonie Centralised surveillance system - connects noise detectors to central receivers above set noise level or on break in
FR2435170A1 (en) * 1978-08-30 1980-03-28 Begouen Jean Paul Selective intercommunication on electrical mains wiring - monitors acoustic noise frequency and transmits only anomalous conditions esp. during stables at night
FR2588682A1 (en) * 1985-10-16 1987-04-17 Gurba Jean Luc Alarm device comprising at least one sensor
US4918717A (en) * 1988-08-23 1990-04-17 Knight Protective Industries Alarm system having bidirectional communication with secured area
GB2226901A (en) * 1989-01-10 1990-07-11 Austen Cleeton Alarm system
WO1996013117A1 (en) * 1994-10-21 1996-05-02 Wybe Tuinman A security device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909618A (en) * 1973-01-19 1975-09-30 Sharp Kk Carrier transmission system utilizing commercial power lines as transmission lines
DE2508449A1 (en) * 1974-03-19 1975-09-25 Yoshihara Electric Co Sound signal transmission system - uses the already existing internal wiring as a transmission network
FR2289017A1 (en) * 1974-10-23 1976-05-21 Crit Telephonie Centralised surveillance system - connects noise detectors to central receivers above set noise level or on break in
FR2435170A1 (en) * 1978-08-30 1980-03-28 Begouen Jean Paul Selective intercommunication on electrical mains wiring - monitors acoustic noise frequency and transmits only anomalous conditions esp. during stables at night
FR2588682A1 (en) * 1985-10-16 1987-04-17 Gurba Jean Luc Alarm device comprising at least one sensor
US4918717A (en) * 1988-08-23 1990-04-17 Knight Protective Industries Alarm system having bidirectional communication with secured area
GB2226901A (en) * 1989-01-10 1990-07-11 Austen Cleeton Alarm system
WO1996013117A1 (en) * 1994-10-21 1996-05-02 Wybe Tuinman A security device

Also Published As

Publication number Publication date
GB9917539D0 (en) 1999-09-29

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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)