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Match Document Document Title
7605687 Ambient condition detector with variable pitch alarm  
An ambient condition detector outputs an alarm comprising a tonal pattern comprising at least two distinctly different pitch tones in one embodiment of the invention. Another embodiment comprises a...
7561037 Apparatus for and method of collecting and distributing event data to strategic security personnel and response vehicles  
A security and surveillance system for aircraft on the ground incorporates a plurality of strategically spaced sensors including video imaging generators, audio sensors, motion detectors, and fire...
7551075 Ground based security surveillance system for aircraft and other commercial vehicles  
A security and surveillance system for aircraft on the ground incorporates a plurality of strategically spaced sensors including video imaging generators, audio sensors, motion detectors, and fire...
7545264 Alarm system with analog devices  
Alarm system includes a controller, a single-wire loop connected to the controller, identification modules connected to the single-wire loop and attachments to or incorporated structures on or in...
7541935 System and methods for monitoring caregiver performance  
Systems and methods for monitoring the performance of a caregiver are disclosed. The systems may be configured to monitor the movement of each caregiver in a network of caregivers. One such system...
7528737 Temperature responsive indicators for process control instruments  
A process transmitter includes a temperature responsive indicator to indicate an operating condition of the process transmitter. The operating condition may represent a level of a sensed process...
7449999 Security system interface module  
An alarm interface module is described that permits an alarm monitoring system to be operational through an existing wide area network (WAN) modem that is linked to an existing local area network...
7443310 Remote sensor network system with redundancy  
A multi-sensor network having a plurality of receivers and sensors connected to a common communication line is provided. A controller will activate one of the plurality of receivers, thereby...
7417535 Apparatus and method for converting a low voltage AC wiring circuit to a high speed data communications link  
An apparatus for converting a low voltage alternating current (AC) wiring circuit to a high speed data communications link, comprising a primary coupling circuit and a secondary coupling circuit....
7403113 GaN-based sensor nodes for in situ detection of gases  
A system for detecting chemical/biological substances and a detection method. The system comprises a plurality of sensing units or nodes and a radiofrequency link. Each unit has several sensors...
7265669 Networks with sensors for air safety and security  
Airborne particles are impacted on a collection surface, analyzed, and then the collection surface is regenerated. Thus, the same collection surface can be used in numerous cycles. The analysis can...
7259656 System and method for displaying safe exit routes during an emergency condition  
A system and method displays a safe route from a location to a destination that avoids one or more hazards detected, such as a fire or a gas leak.
7242295 Security data management system  
A sensor unit for use in a surveillance system is provided. The sensor unit interfaces with a sensor device to receive sensor data from the sensor device. The sensor unit is configured to generate...
7193511 Rapid-mounting security monitoring and controlling system  
A rapid-mounting security monitoring and controlling system is disclosed. Co-axial cable is used to transmit power supply, images, sound, and to control detected signals so as to rapidly...
7167100 Apparatus for leaving message on refrigerator  
An apparatus for leaving a message on a refrigerator is disclosed. The apparatus can be mounted on the refrigerator so as to broadcast a voice upon opening a door of the refrigerator. A control...
7088233 Personal medical device communication system and method  
A personal and/or institutional health and wellness communications system, which may be used for a variety of emergency and non-emergency situations using two-way communication devices and a...
7053756 Facilitating communication of data signals on electric power systems  
The invention includes a method, system, and device for communicating a data signal on an electric power system. The inventive method includes communicating the data signal to the electric power...
7038583 Modem communicator  
A single communication apparatus for alarm system control boxes that include the combination of a digital communicator and a remote communicating device. The communicating apparatus transmits...
7026936 Distributed RF coupled system  
An RFID sensor system and method is disclosed. An RFID sensor system includes a conducting path having first and second conductors, and one or more RFID sensing transceivers spatially-distributed...
7012518 Dimmer control system with two-way master-remote communication  
A dimmer control system has a communication control loop that connects a master unit in series with a plurality of remote units, and it is superimposed in series on the dimmer load line so as to...
6992579 Burglar alarm system having reduced wiring  
Normal hard-wired domestic burglar alarms have cables with six conductors extending between the alarm controller and each remote input/output device (such as an entry keypad). The present alarm...
6987449 Dimmer control system with tandem power supplies  
A dimmer control system has a communication control loop that connects a master unit in series with a plurality of remote units, and it is superimposed in series on the dimmer load line so as to...
6980110 Apparatus for remote notification  
The apparatus for providing notices to a user interface concerning status of at least one item in a container involves a loading opening and a collection opening, a first sensor connected to the...
6960998 Bi-directional wireless detection system  
A system is described for detecting at least one event of interest. The system comprises a detector, a programmable controller, and a network. Upon detection of an event of interest, the detector...
6933844 Closure security seal with time-recording feature  
A security seal for a freight car, freight container or other enclosure. The seal has an electronic timepiece which displays the time and date and is preset at an established reference time. A...
6900726 System and method for fiber optic communication with safety-related alarm systems  
A system and method for monitoring and safety related systems (SRSs) in a Secure Compartmented Information Facility (SCIF) that addresses concerns for security of electronic emanations from...
6888444 SIGNAL TRANSMITTING CIRCUIT, SIGNAL RECEIVING CIRCUIT, SIGNAL TRANSMITTING/RECEIVING CIRCUIT, SIGNAL TRANSMITTING METHOD, SIGNAL RECEIVING METHOD, SIGNAL TRANSMITTING/RECEIVING METHOD, SEMICONDUCTOR INTEGRATED CIRCUIT, AND CONTROL METHOD THEREOF  
In transmitting a first pair of differential clock signals UCLK, UXCLK having an extremely small amplitude voltage based on a power-source potential and a second pair of differential clock signals...
6852923 Device and method for imparting movement to a selected line  
A device and method for imparting movement to a selected line are disclosed. A device incorporating teachings of the present invention may include a motion arm extending through an opening in the...
6842123 Electromechanical switching device and emergency shut-off and communication system utilizing same  
A switch assembly ( 1 ) comprises a push-button section ( 52 ) and a push-button body ( 53 ) as an operation transmitting member, an LED box ( 54 ) and a contact-making contact ( 56 ) as a direct...
6838986 Notification of use of network-enabled device  
Network-enabled devices are configured to report changes of state to a monitoring system. The monitoring system is configured to filter each change of state to determine whether the change of state...
6816068 Programmable temporal codes/pulses  
A software driven, audible output control module can carry out bi-directional communications with an alarm system using the same common link as is used by ambient condition detectors, such as smoke...
6809642 Evacuation warning system for computer local area networks  
The system for which this patent applies regards the application of an emergency evacuation warning and information system for a generalized computer local area network. Utilizing the existing...
6778082 Smoke detector system for a house  
A method and apparatus are provided for activating smoke detector alarms within a house. The method includes the steps of providing a plurality of smoke detectors dispersed among a plurality of...
6741173 Distributed alarm system  
The present invention generally is directed to an alarm device that includes a network interface configured to receive an alarm control signal, an alarm interface for issuing an alarm to a target,...
6727815 Fire alarm system  
A fire alarm system may comprise a control center, a wired communication pathway connected to the control center, and a relay station having a receiver and a signal evaluation circuit connected to...
6650239 Outdoor intrusion detection alarm  
An outdoor intrusion detection system that includes a portable housing ( 1 ), a plurality of adjustable fasteners ( 21 ) and ( 22 ), an augmented switch ( 5 ), and a sensor line ( 3 ) for sensing...
6577233 Fire alarm system and terminal equipment in the same  
In a fire alarm system, a plurality of terminal equipments are connected to a control panel. The terminal equipments include a first terminal equipment provided with a first mode in which the first...
6567001 Fire control panel monitoring for degradation of wiring integrity during alarm state  
An alarm system includes a plurality of alarm devices connected to a load sensor. The load sensor senses the electrical load in the alarm system and indicates both the failure of the alarm devices...
6545602 Fire alarm system  
A fire alarm system provided with a fire receiver ( 1 ) to which a plurality of fire sensors and controlled apparatuses are connected. The fire receiver ( 1 ) comprises a LAN interface ( 11 ) for...
6535110 Device adapter for automation system  
A device adapter for an automation system is disclosed. The device adapter includes at least a transmitter, a receiver, and a logic mechanism. The transmitter announces joining and leaving of the...
6522249 Two wire output/power mechanism for remote devices  
An interface that provides selected information from a remote device to a utilization mechanism over a two-wire connection, wherein all power for the interface and the remote device is received...
6518879 Apparatus and method for monitoring line disconnection and a fire, and a fire alarm system having the same  
A fire alarm apparatus, for checking line disconnection or occurrence of a fire, regardless of the installation place of a terminal endpoint resistor installed for checking disconnection of a line...
6518878 Warning system  
A warning system ( 20 ) includes a central control unit (CCU), and a plurality of local units (LU) connected to the central control unit (CCU). Each local unit (LU) includes a plurality of input...
6507277 Danger signalling system  
A danger signalling system, including a multiplicity of detectors (M 1 to M n ) and other line members, in case of need, which respond to at least one danger criterion and are connected to a...
6492903 Multiple input-type and multiple signal processing-type device and related methods  
A multiple input-type and multiple signal processing-type device may include an input stage for receiving a plurality of different analog signal types, and down and up-converters for respectively...
6452493 Process control instrument with multiple functions  
A process control instruments includes a sensor for sensing a process variable in a processing environment, and a switch, a gauge, and a transmitter. The sensor, switch, gauge, and transmitter, a...
6452492 Emergency alert system  
An alert system for providing an alert of an actual or impending emergency to homes, businesses and the like. The alert system is used in cable system network over which communication signals are...
6445291 Adaptive console for augmenting wireless capability in security systems  
A security system comprising a plurality of remote wireless units, a central control unit and an adaptive console for translating messages in radio frequency signals into messages in signals...
6407664 System and method for monitoring vehicle  
Determination is made as to whether or not a self-diagnostic tester 13 is connected with a K line 14 . When the result of the determination indicates that the self-diagnostic tester 13 is not...
6392534 Remote control system for a vehicle having a data communications bus and related methods  
A vehicle control system includes a data communications bus; at least one vehicle device being selectively operable by a user to generate signals on the data communications bus; and a controller,...
Matches 1 - 50 out of 299 1 2 3 4 5 6 >