GB9304503D0 - Signal communication systems - Google Patents
Signal communication systemsInfo
- Publication number
- GB9304503D0 GB9304503D0 GB939304503A GB9304503A GB9304503D0 GB 9304503 D0 GB9304503 D0 GB 9304503D0 GB 939304503 A GB939304503 A GB 939304503A GB 9304503 A GB9304503 A GB 9304503A GB 9304503 D0 GB9304503 D0 GB 9304503D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- communication systems
- signal communication
- signal
- systems
- 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- Withdrawn
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)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929204733A GB9204733D0 (en) | 1992-03-05 | 1992-03-05 | Alarm units and systems |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9304503D0 true GB9304503D0 (en) | 1993-04-21 |
GB2264802A GB2264802A (en) | 1993-09-08 |
Family
ID=10711520
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB929204733A Pending GB9204733D0 (en) | 1992-03-05 | 1992-03-05 | Alarm units and systems |
GB9304503A Withdrawn GB2264802A (en) | 1992-03-05 | 1993-03-05 | Signal communication systems |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB929204733A Pending GB9204733D0 (en) | 1992-03-05 | 1992-03-05 | Alarm units and systems |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9204733D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2068073B1 (en) * | 1992-04-24 | 1997-01-01 | Nueva Bressel S A | MULTIFUNCTION ALARM SYSTEM FOR PARTICULARLY DOMESTIC APPLICATION. |
DE19539989C1 (en) * | 1995-10-27 | 1996-11-28 | Grundig Emv | Alarm system for houses and other buildings etc. |
EP1316933B1 (en) * | 2001-11-28 | 2006-08-09 | Matsushita Electric Industrial Co., Ltd. | Home security system |
RU2539814C2 (en) * | 2013-05-20 | 2015-01-27 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | Method to determine spatial distribution of electromagnetic field intensity |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3925763A (en) * | 1973-09-13 | 1975-12-09 | Romesh Tekchand Wadhwani | Security system |
US4737769A (en) * | 1985-03-12 | 1988-04-12 | Masot Oscar V | Fire detection alarm system |
GB8511691D0 (en) * | 1985-05-09 | 1985-06-19 | British Telecomm | Control system |
GB8526294D0 (en) * | 1985-10-24 | 1985-11-27 | Pcg Designs Ltd | Alarm & signalling systems |
GB8625020D0 (en) * | 1986-10-18 | 1986-12-10 | Woon K M | Intruder detector |
US4812821A (en) * | 1987-04-24 | 1989-03-14 | Santy Michael J | Visual fire alert system |
-
1992
- 1992-03-05 GB GB929204733A patent/GB9204733D0/en active Pending
-
1993
- 1993-03-05 GB GB9304503A patent/GB2264802A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB9204733D0 (en) | 1992-04-15 |
GB2264802A (en) | 1993-09-08 |
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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) |