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Match Document Document Title
7619518 Intrusion detection methods and apparatus that use a building's infrastructure as part of a sensor  
Intrusion detection methods and apparatus exploit the infrastructure of the building itself. The preferred embodiments use the existing power line infrastructure to provide power, data, and sensor...
7619517 Alarm for selectively detecting intrusions by persons  
Improved alarm system that is able to distinguish intrusions by persons from intrusions by others, such as nonhuman animals and inanimate objects. Multiple sensors are placed in a vertically...
7619516 Single and multi-trace omnidirectional sonde and line locators and transmitter used therewith  
At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe...
7609160 Control for embedded and door-mounted antennas  
A system for controlling door-mounted or door-embedded antennas. An antenna, for example, an EAS or an RF antenna, sends interrogation signals which are received by markers located on merchandise...
7598881 Sensor and circuit configuration for occupant detection  
In occupant detection systems, direct connections, such as fixed or permanent connections, are provided between the antenna and measurement circuit and between the measurement circuit and wiring...
7579949 Anti-theft system and container safeguarded by the same  
An anti-theft system includes a detecting device, a processing unit, and an alarm unit. The detecting device includes a first detecting unit that is operable so as to transmit a first signal, and a...
7576648 Cable guided intrusion detection sensor, system and method  
The present invention provides an intrusion detecting system and method for precisely locating an intruder along the length of a sensor cable and for determining the intruder distance from the...
7551080 Control for embedded and door-mounted antennas  
A system and method for controlling door-mounted or door-embedded antennas. An antenna, for example, an EAS or an RF antenna, sends interrogation signals which are received by markers located on...
7541923 Method for and system of intrusion detection by using ultrasonic signals  
A method for and system of intrusion detection by using ultrasonic signals are provided. The method includes a training phase and a detection phase. The training phase includes capturing multi-echo...
7535354 Proxemics sensor  
A sensor having a crystal having a first face and a second face, the first face comprising a prong, wherein the sensor is adapted to track movement of an object in a medium other than vacuum and...
7522045 Locating energy sources using leaky conductors  
Location of an emitter using leaky cables. A two-channel receiver determines the location of an emitter by measuring the phase and/or amplitude difference between emitter signals received by leaky...
7514670 Distributed fiber optic sensor with location capability  
A spatially distributed sensor system has an optical transmitter, an optical conduit optically coupled to the optical transmitter at an input position, and a sensing element optically coupled to...
7495556 Sensor for use with automatic doors  
The present invention relates to a sensor ( 8 ) for use with an automatic door comprising at least two detectors ( 10, 12 ) based on different technologies, a processor ( 14 ) for processing the...
7492306 Boundary crossing object detection system  
An boundary monitoring apparatus comprising an object detection device arranged to transmit a signal into a detection region and to detect an object in said detection region upon receipt of a...
7486186 FSOC/radio intrusion detection system  
Certain exemplary embodiments provide a method comprising sensing an intruder within a predetermined vicinity of a Free Space Optical Communication (FSOC) system; and reducing an emitted power of...
7479878 Triboelectric, ranging, or dual use security sensor cable and method of manufacturing same  
The present invention provides an inexpensive security sensor cable, a method for manufacturing of same and an overall security system for using that sensor cable. The sensor cable consists of a...
7456740 Detector device  
The present invention relates to a detector device and, more particularly, to a detector device comprising a self-diagnosis means for monitoring the correct performance or otherwise of the device....
7456739 Approach detecting system  
A leaky cable having radiation directivity which varies with frequency transmits electric waves in different frequency bands. A measurement apparatus outputs measurement information including...
7443290 Communication system  
The apparatus enhances the degree of freedom in communication using a quasi-electrostatic field. A card device 3 (a ticket checking and collecting machine 2 ) side in a communication system 1 ,...
7440620 Infrared safety systems and methods  
The present invention relates to an automated safety system having at least one projector to direct electromagnetic energy into a region of space associated with a security, warning, or safety...
7438438 Decorative lighting fixture with adjustable range motion detector  
A motion-activated decorative lighting fixture with a PIR motion detector having an adjustable field of view hidden behind a decorative slotted wall of the fixture body. The lighting fixture...
7414530 Monitoring circuit for a door  
The present application describes a monitoring circuit for an aircraft. The monitoring circuit comprises an inductive system, wherein the inductive system comprises a multitude of air core...
7342493 Motion detector  
According to various illustrative embodiments, a motion-monitoring system comprises at least one antenna fixed within a barrier, the at least one antenna transmitting at least one first...
7317390 Screening checkpoint for passengers and baggage  
An advanced technology screening checkpoint system includes a baggage screening zone, a passenger screening zone, and a secondary screening zone. The baggage screening zone may include an...
7298255 Sensory systems employing non-uniformly spaced waveguide sensors for determining orientation and rotational speed of objects  
A sensory system for determining the orientation of an object, wherein the sensory system includes a plurality of non-uniformly spaced waveguide sensors or array(s) of waveguide sensors. The...
7295109 Monitoring system  
The monitoring system has a monitoring apparatus and an access point that wirelessly communicates with the monitoring apparatus. The monitoring apparatus sends a wireless signal to the access...
7277012 Broad field motion detector  
A motion sensing system device and method which utilize dispersed ultrasonic radiation is disclosed. The system preferably comprises a low profile sensor unit configured to couple to a ceiling...
7265670 Surveillance detector  
A surveillance detector comprising a light emitter and a light guide which is optically connected to the light emitter, which light guide includes reflectors mounted therein, a special feature...
7245218 Input device to continuously detect biometrics  
A method and system for correlating control surface finger pressures to identifying biometric characteristics of a user from a computer input device, such as a mouse. Pressure sensors attached to a...
7218234 Electronic bait station  
An electronic bait station utilising the disruption of an electromagnetic field to detect the movement of insects or small animals within the station. The bait station consists of a housing, with...
7215241 Tamper detection sensor antenna  
A communication interfering object presence detection sensor, for use with an antenna system, which initiates an alarm signal whenever a communication interfering object presence is detected by...
7188679 Remote fire extinguisher station inspection  
An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a...
7187281 Microwave transmission/reception element structure with distance-to-subject relative motion, and related methodology  
Apparatus and a method for scanning personnel for the purpose of detecting and identifying certain categories of materials/objects. The invention utilizes stacked-circuit-board tiled assemblies,...
7173537 Device for protecting against accidental contact and method for protecting against accidental contact of a displaceable part  
The device according to the invention has a sensor ( 5 ) for generating and detecting an electromagnetic field situated in the vicinity of a moving part ( 1 ) that should not be touched. The device...
7167091 Vehicle activated millimeter-wave interrogating  
An interrogating system can include an interrogating apparatus configured to transmit toward and receive from a subject in a subject position, millimeter-wave electromagnetic radiation. Such a...
7154393 Object detection sensor  
An object detection sensor wherein a detection electrode (electrode connected with a detection circuit via a conductor) is not exposed from a surface and an input signal is scarcely reduced when a...
7154392 Wide-area intruder detection and tracking network  
A method is provided for at least one of detecting and tracking an object within a wide-area. The method including: deploying three or more sensors within the wide-area, each of the sensors having...
7154391 Compact security sensor system  
A sensor array that forms part of an intrusion detection system, which is adapted for use on narrow spaced objects that surround a perimeter. The sensor array includes at least two intrusion...
7151451 Near field presence detection device  
The invention relates to a near field presence detection device provided to monitor an area ( 11 ) around a mouth ( 2 ) of a reading member, in particular a card reading member ( 1 ). The device...
7148467 Object detecting apparatus having case breakage detecting function  
An object detecting apparatus for a vehicle has a light radiation unit and a light receiver unit disposed in a case having a light radiating window and a light receiving window for detecting an...
7145456 Efficient electronics for a walk-through metal detector  
A metal detection circuit that includes a power source and a connection to ground. At least one transmitter circuit is electrically coupled to the power source and ground and a transmit coil is...
7145453 Harmonic wireless transponder sensor and method  
A method for detecting a latent environmental effect (such as a corrosive environment under insulation) or a latent structural change (such as a crack in a concealed structural member) at a known...
7145452 Detection of bodies  
Detection of the presence of an animal body, for instance a human, in a detection zone is achieved by generating a low power LF field ( 17 ) between antennae ( 12, 18 ), and by measuring the...
7132943 Moving belt sensor  
A detection system is provided which is configured to have a transmitter capable of interacting with an object by generating a field, and a multiplicity of receivers operative to measure changes in...
7123145 Method and apparatus for analysing a signal from a movement detector for determining if movement has been detected in an area under surveillance and an anti-theft system  
An anti-theft system ( 1 ) for a motor vehicle detects movement in the motor vehicle, while at the same time avoiding false alarms. A movement detector ( 2 ) comprises a transmitter circuit ( 3 )...
7119737 Microwave sensor  
Actual correlation data is stored at 38 A. Such actual correlation data is data representation(s) of correlation(s) between or among distance(s) to object(s) intended to be detected and phase...
7119680 FSOC/radio intrusion detection system  
Certain exemplary embodiments provide a method comprising sensing an intruder within a predetermined vicinity of a Free Space Optical Communication (FSOC) system; and reducing an emitted power of...
7109879 Remotely activated, multiple stage alarm system  
An alarm system ( 100 ) to wake sleeping occupants in the event of an emergency has a receiver ( 105 ) for detecting a warning signal ( 130 ) emitted from an external device ( 125 ), such as a...
7106194 Method for metal object identification using a three-dimensional steerable magnetic field antenna  
A method for identifying a buried metal object using a three-dimensional steerable magnetic field (3DSMF) system. The method comprises generating a magnetic field vector (MFV) at a first MFV...
7106192 Security checkpoint  
An improved security checkpoint separates certain individuals into a secure, enclosed wanding station for additional security screening. The wanding station may be constructed using glass (or other...
Matches 1 - 50 out of 372 1 2 3 4 5 6 7 8 >