G08B 26 - Alarm systems in which substations are interrogated in succession by a central station

Patents for G08B 26 - Alarm systems in which substations are interrogated in succession by a central station (1,136)
06/1988
06/28/1988	US4754262 Multiplexed alarm system
06/14/1988	US4751498 Single-wire loop alarm system
06/09/1988	DE3640864A1 Circuit arrangement for connection to a terminal station
06/08/1988	EP0269747A1 Transmission circuit of facilities for preventing disasters
06/07/1988	US4749986 Collecting process of fire data and fire detector using the process and fire alarm system also using the process
06/07/1988	US4749862 Scanning fire-monitoring system
06/01/1988	EP0268682A1 Fire alarm facility
05/1988
05/19/1988	DE3637681A1 Alarm signalling system according to the pulse signalling system
05/18/1988	EP0267267A1 Hospital signaling and communications system
05/11/1988	EP0266392A1 Local control system for domestic appliances and alarm devices
05/11/1988	DE3627045A1 Alarm system
05/03/1988	US4742335 Communication system
05/03/1988	US4742334 Single-wire loop alarm system
04/1988
04/26/1988	US4740787 Centralized monitoring method for security system
04/07/1988	WO1988002527A1 Aircraft security system
03/1988
03/31/1988	DE3632111A1 Monitoring system for steel constructions
03/30/1988	EP0261206A1 Single-wire loop alarm system
03/22/1988	US4733224 Detector system with multiple sensors each sensing different danger conditions
03/10/1988	WO1988001521A1 Facility for preventing disasters
02/1988
02/23/1988	US4727359 Analog fire sensor
02/16/1988	US4725819 Fire detection system
02/11/1988	DE3627020A1 Alarm system
01/1988
01/27/1988	EP0254125A1 Danger signalling system
01/07/1988	EP0251576A2 Data acquisition system
01/07/1988	EP0250488A1 Electronic sequential fault finding system
12/1987
12/23/1987	DE3715976A1 Verfahren und schaltungsanordnung zum automatischen identifizieren von lebewesen und gegenstaenden Method and circuit arrangement for automatic identification of objects and critters
12/02/1987	EP0247862A2 Disaster prevention monitoring and control facility
12/02/1987	EP0247185A1 Supervisory control system having improved memory management
12/02/1987	EP0247165A1 Communications technique for a supervisory control system
11/1987
11/19/1987	WO1987007110A1 Hospital signaling and communications system
11/19/1987	DE3715196A1 Alarm signalling system
11/05/1987	WO1987006750A1 Fire alarm facility
11/04/1987	EP0243928A2 Danger signalling system
10/1987
10/22/1987	WO1987006380A1 Local control system for domestic appliances and alarm devices
10/21/1987	EP0241574A2 Fire alarm system
10/20/1987	US4701625 Separation type detector with addressed selection
09/1987
09/24/1987	WO1987005731A1 Single-wire loop alarm system
09/08/1987	US4692750 Fire alarm system
08/1987
08/25/1987	CA1226052A1 Data reporting system
08/11/1987	CA1225447A1 Vigilant fire alarm system
08/04/1987	USRE32468 Central station alarm
07/1987
07/14/1987	US4680582 Information reporting multiplex system
07/02/1987	WO1987003988A1 Electronic sequential fault finding system
06/1987
06/10/1987	EP0224821A1 Danger-signalling system
06/10/1987	EP0224819A1 Danger-signalling system
06/09/1987	US4672374 System for bilateral communication of a command station with remotely located sensors and actuators
06/04/1987	WO1987003406A1 Supervisory control system having improved memory management
06/04/1987	WO1987003405A1 Communications technique for a supervisory control system
06/02/1987	CA1222554A1 Method and apparatus for reporting dangerous conditions
05/1987
05/26/1987	US4668939 Apparatus for monitoring disturbances in environmental conditions
05/12/1987	US4665384 Signal-transmitting junction unit of hazard alarm system
05/12/1987	US4665383 Security system with monitoring and warning circuits
04/1987
04/14/1987	US4658243 Surveillance control apparatus for security system
03/1987
03/12/1987	WO1987007418A1 Transmission circuit of facilities for preventing disasters
03/11/1987	EP0213383A1 Method and device for monitoring the operation of optical smoke detectors
03/04/1987	EP0212106A1 Measured value transmission method
02/1987
02/19/1987	DE3529127A1 Method for data transmission in alarm systems
01/1987
01/28/1987	EP0209518A1 Monitor for an alarm system
01/20/1987	US4638453 Signal processing unit
01/13/1987	US4636649 Photoelectric smoke sensor terminal
12/1986
12/30/1986	EP0205930A1 Burglary detection system
12/09/1986	CA1215123A1 Remote sensing systems
09/1986
09/23/1986	US4613848 Multiple-zone intrusion detection system
09/16/1986	US4612534 Method of transmitting measuring values in a monitoring system
09/16/1986	US4612445 System for monitoring the operation of input circuits to a central control and monitoring unit for machines and/or devices usable in production and/or product packaging lines
09/02/1986	US4610012 Signal transmission system featuring bidirectional transmission of different signal types over a common transmission line connecting a central unit and a plurality of terminal units
08/1986
08/27/1986	EP0191937A1 Decentralised monitoring system for the ventilation of a data processing apparatus
08/26/1986	US4608552 Process and device for the remote transmission of signals and application to the detection and/or measurement of the quanity of combustible gas in an atmosphere
08/21/1986	EP0173735A4 A multiplexed alarm system.
08/20/1986	EP0191239A1 Information transmission system
08/20/1986	EP0191048A1 Signal transmission system intended particularly to the surveyance of a group of rooms to be protected
07/1986
07/29/1986	US4603318 Telemetry and like signaling systems
07/16/1986	CN85109338A Fire alarm sensing member
06/1986
06/25/1986	EP0185175A2 Method for the identification transmission of the detectors in a risk-signalling system
05/1986
05/14/1986	EP0180907A2 Signalling arrangement in a risk-signalling system
04/1986
04/30/1986	EP0179248A1 Annunciator identification arrangement in an alarm system
04/23/1986	EP0178474A2 Method and arrangement for the detector identification of a hazard detection system
04/23/1986	EP0178454A1 Annunciator identification method and device in an alarm system
04/23/1986	EP0178451A1 Annunciator identification arrangement in an alarm system
04/22/1986	CA1203594A1 Integrated security system having a multiprogrammed controller
04/08/1986	US4581604 Atmospheric abnormality detection alarm system
03/1986
03/25/1986	US4578669 Remote switch position indicator
03/12/1986	EP0173735A1 A multiplexed alarm system.
03/11/1986	US4575720 Communication system
03/11/1986	US4575712 Communication system
03/04/1986	CA1201505A1 Monitoring system including a number of measuring stations series connected to a signal line
03/04/1986	CA1201504A1 Method and device for teledetection and telemetry of combustible gases in an atmosphere
02/1986
02/27/1986	WO1986001324A1 Signal transmission system intended particularly to the surveyance of a group of rooms to be protected
02/25/1986	US4573041 Electric wiring system having a plurality of sensors
02/18/1986	CA1200846A1 Long range wireless alarm monitoring system
02/04/1986	US4568935 Data reporting system
02/04/1986	US4568919 Monitoring system including a number of measuring stations series connected to a signal line
01/1986
01/28/1986	US4567471 Monitoring system
11/1985
11/26/1985	US4555695 Fire alarm system
11/19/1985	US4554532 Automatic receiver gain control in centralized monitor system
11/05/1985	US4551710 Method and apparatus for reporting dangerous conditions
10/1985
10/29/1985	US4550311 Remote sensing systems
10/22/1985	US4549169 Personal ocean security system
10/22/1985	US4549168 Remote station monitoring system
10/22/1985	CA1195749A1 Automatic receiver gain control in generalized monitor system

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