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9019110 |
System and method for high-sensitivity sensor
A sensor unit that includes at least one sensor configured to measure an ambient condition is described. The controller can be configured to receive instructions, to report a notice level when the... |
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9007224 |
Smart-home hazard detector providing non-alarm status signals at opportune moments
In various embodiments, a hazard detector is presented. The hazard detector may include a hazard detection sensor that detects a presence of a type of hazard. The hazard detector may include a... |
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9007225 |
Environmental sensing systems having independent notifications across multiple thresholds
Various devices, systems, and methods may be presented. A wireless device may include a smoke sensor configured to obtain measurement data regarding a level of smoke. The wireless device may... |
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8994942 |
Method for identifying interference object in scatter volume of optical fire detector and optical fire detector
An interference object is identified in a scatter volume of an optical fire detector, which operates according to the scattered light principle. To achieve a higher level of interference... |
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8981950 |
Sensor device measurements adaptive to HVAC activity
Various devices, systems, and methods may be presented. A sensor unit may be presented that includes a housing and a chamber arranged within the housing. The sensor unit may include a controller... |
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8970371 |
Self-contained detection method and device
The detection device comprises a sensor, a power supply, an alarm and an acousto-electric transducer. The activated acousto-electric transducer receives an acoustic signal and emits an electrical... |
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8970354 |
Electronic guides, incident response methods, incident response systems, and incident monitoring methods
Incident response methods include receiving notification that an incident has occurred, determining a source of the notification, the source being near the incident, and establishing at least one... |
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8963726 |
System and method for high-sensitivity sensor
A sensor unit that includes at least one sensor configured to measure an ambient condition is described. The controller can be configured to receive instructions, to report a notice level when the... |
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8963727 |
Environmental sensing systems having independent notifications across multiple thresholds
A sensor unit that includes at least one sensor configured to measure an ambient condition is described. The controller can be configured to receive instructions, to report a notice level when the... |
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8963728 |
System and method for high-sensitivity sensor
A sensor unit that includes at least one sensor configured to measure an ambient condition is described. The controller can be configured to receive instructions, to report a notice level when the... |
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8957782 |
System and method for warning a fire and flammable gas
A fire and flammable gas system comprises a signal detector installed in a detection area for detecting flue gas, temperature or flammable gas signal; an alarm controller for real time collecting... |
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8947230 |
Electronic device with environmental monitoring
An environmental monitoring device that includes an acoustic sensor is described. During operation of the environmental monitoring device, the acoustic sensor provides acoustic data based on... |
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8912894 |
Apparatus and method of a combined burglar/fire alarm having isolation
Apparatus located in a common box for providing a combination of fire and burglar alarm protection including a fire alarm control panel for providing fire alarm protection, a burglar alarm control... |
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8884772 |
Building evacuation system with positive acknowledgment
An emergency notification and response system is linked to a fire alarm system, a security system and to a communication network over which it sends and receives emergency messages to and from... |
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8878665 |
Fire alarm power line carrier com-system
A fire alarm system 4 for a structure, has a two-wire interconnected transceiver 4J that uses power line carrier technology to inject a radio signal onto two power conductors, 6B & 6W. The... |
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8836522 |
Safety shut-off device and method of use
A safety shut-off system and method for eliminating power to a load in the event of smoke detection. The system may comprise a device located at the appliance for detecting a signal from a smoke... |
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8797724 |
Notification appliance enclosure
A notification appliance enclosure that facilitates convenient attachment and removal of a housing. The enclosure may include a mounting plate having a catch lip and a retaining wedge projecting... |
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8793726 |
Optical integration system for disaster emergency broadcasting communication
The present invention relates to an optical integration system for disaster emergency broadcasting communication, including: sensor units; a broadcasting communication integration unit; and a... |
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8773137 |
Method and device to detect the flame in a burner operating on a solid, liquid or gaseous combustible
A method for flame sensing in a solid, liquid or gaseous fuel burner, the flame generated at an ionization electrode, the flame presence resulting in an ionizing effect on the electrode. The... |
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8760301 |
LED strobes with fixed pulse width
An LED strobe notification device and method for operating an LED strobe notification device is provided. The LED strobe notification device is configured to generate an output at two or more... |
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8760280 |
Method and apparatus for communicating with non-addressable notification appliances
A non-addressable fire alarm system, with a fire alarm control panel and one or more non-addressable devices, is provided. The fire alarm control panel sends a broadcast command to the one or more... |
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8749392 |
Evacuation system
A method includes receiving occupancy information from a node located in an area of a structure, where the occupancy information includes a number of individuals located in the area. An indication... |
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8742937 |
Alarm unit
An alarm unit of the invention is provided with: a light emitting section; a battery power supply; a voltage booster circuit that boosts a voltage from this battery power supply to thereby... |
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8736444 |
System and method for wireless heat detection
A system for wireless heat detection is disclosed. The system includes one or more heat sensors that convert sensed heat energy into electrical power for transmitting an alarm signals. A remote... |
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8717162 |
Method, system and device for signaling, guiding and alerting
A method for controlling guiding, signal or alert lights, particularly signal lights for an emergency escape route in a fire situation, in which method there are controlled sequentially arranged... |
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8717168 |
Method and apparatus for providing an ASIC controlled alarm unit
The present invention is an ASIC-controlled alarm unit. The ASIC circuit performs all the necessary control functions to provide audible and visual signaling when used with external horn and... |
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8693641 |
Fire alarm with integrated firefighter communications system
A fire control system may include a fire alarm control panel situated at a first location, the fire alarm control panel coupled to a first hardwire circuit. The fire control system may also... |
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8681011 |
Apparatus and method for detecting fires
The present smoke detection system uses a single sensor to quickly detect both fast flaming fires and smoldering fires while further reducing nuisance and false alarms. In the present detector,... |
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8676245 |
System and method for controlling the transmission power of a node
A system (10) and method (50) for controlling the transmission power of a node (14) that includes at least one base station (12), at least one node (14), a sensor (16), and a control unit (20).... |
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8659437 |
Leakage detection and compensation system
A flame sensing system having a flame rod, a signal generator, a signal measurement circuit, and a controller, where the frequency and/or amplitude of the excitation signal may be variable. The... |
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8622146 |
Fire extinguisher and method
A device for fire extinguishing is described, comprising a fire retardant cloth, which is arranged to cover objects upon a fire or the beginnings of a fire, to put out or prevent the fire from... |
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8587442 |
Smoke alarm with temporal evaluation of a backscatter signal, test method for the functional capability of a smoke alarm
A smoke alarm has a base element with a flat mounting surface, a light emitter that is attached to the mounting surface and that is configured to issue an illuminating light, and a light receiver... |
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8587664 |
Target identification and location system and a method thereof
A system and method of identifying and locating one or more targets includes capturing one or more frames and recording position data for each of the frames. Each of the frames comprises a... |
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8540421 |
Analysis of effects of cargo fire on primary aircraft structure temperatures
Systems for analyzing effects of cargo fire on primary aircraft structure are provided. A particular system includes a processor and a memory accessible to the processor. The memory includes... |
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8519854 |
Fire alarm system
A fire alarm system, determining existence or nonexistence of a fire by using an ultrasound wave, comprises a sound wave generator and a sound wave detector to detect sound waves propagated... |
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8480295 |
Method and device for testing the fire hazard of a material
The invention relates to a method and a device for testing the fire hazard of a material. According to one embodiment of the method, a plane region of the surface of a specimen made of the... |
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8462001 |
Environmental alarm sensor panel and related method for a telecommunication cable station
An environmental alarm sensor panel for a telecommunication cable station (TCS) is provided. The sensor panel can includes a plurality of alert sensors for measuring environmental conditions and... |
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8457835 |
System and method for use in evaluating an operation of a combustion machine
A method for use in evaluating an operation of a combustion machine. A plurality of current average intensities is calculated by a computing device based on a series of intensity readings from a... |
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8451132 |
Portable heat and smoke detection system
The portable heat and smoke detection system includes a detecting means that is portable and remotely located with respect to an alarming means. The alarming means informs the end user to the... |
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8416297 |
System and method for video detection of smoke and flame
A method for detecting flame and smoke using spatial analysis of video input (40) provided by a video detector. The video input (40) consists of a number of individual frames, wherein analysis is... |
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8400314 |
Fire alarm
A fire alarm consists of a housing in which sensors, a radiation source, and an optical window are disposed. A reflector protection basket or ring is disposed above the optical window. The basket... |
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8346500 |
Self check-type flame detector
A self check-type flame detector includes a casing provided with a monitoring window formed therein. A wavelength generation unit is disposed inside the casing and generates a wavelength in a... |
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8335617 |
Sensor detection controller and occupant detection apparatus having the same
A sensor detection controller is used in combination with a capacitive sensor that is mounted on a seat of a vehicle in such a manner that a capacitance of the capacitive sensor changes according... |
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8334782 |
Smoke detector and ionisation apparatus
A smoke detector comprises a soft x-ray source (10) and an air space (16) communicating with ambient air (18) and positioned so that soft x-rays produced by the soft x-ray source (10) pass into... |
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8305086 |
Flame ionization detector
The flame ionization detector, which comprises a supply and an ignition device (7) for the combustible gas, a supply for the sample gas, a combustion chamber (4) in which the sample gas is ionized... |
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8269637 |
Switchable strobe lens
An alarm system notification device that comprises a single strobe, an input selector, and a controller is disclosed. The single strobe may be configured to operate at a first wavelength band in a... |
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8230939 |
Cookstove fire extinguishing system
An improved fire protection system that is of fail safe design for kitchen stoves with or without a range hood and other applications utilizing electrical power for generating heat and in which a... |
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8217798 |
System, converter and method for wide area distribution of supervised emergency audio
A wide area fire safety and detection system is disclosed. The system includes a control node configured to execute a first detection routine, wherein the control node has a network interface, and... |
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8217783 |
Method of conserving energy and water using an apparatus to locate leaks in subsurface pipelines
A method of conserving energy and natural resources transported in subsurface pipelines and preventing environmental contamination therefrom by identifying the subsurface location of leaks of oil,... |
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8203456 |
Fire detecting system and weight correcting method performed thereby
A fire detecting system includes a plurality of detectors, and a computing unit coupled to the detectors. The detectors are configured for generating a plurality of detecting values, respectively.... |