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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...
7573385 Portable carryall container with identifiable contents  
A portable carryall container with identifiable contents, comprising at least one first half-shell and one second half-shell, which are mutually coupled so as to form a compartment for...
7554437 Real-time room occupancy monitoring system  
A room occupancy monitoring system monitors the occupancy status of a plurality of rooms and collects and displays the room occupancy information in real time. The room occupancy monitoring system...
7504946 Magnetic material sensing device, magnetic material sensing method, and image forming apparatus  
A magnetic material sensing device which senses a magnetic material by detecting a signal which the magnetic material emits when an alternating magnetic field is applied, the magnetic material...
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...
7477134 Apparatuses and methods for driving a doorbell system peripheral load at a higher current  
A peripheral load driver that utilizes the power, wiring, and primary load of a conventional doorbell system to drive a doorbell system peripheral load at a higher current without risk of...
7476860 Outdoor active infrared detection apparatus with adjustable drive frequency  
According to an embodiment, a light-projecting apparatus including a light-projector emitting an infrared light beam, a light-projector drive portion pulse-driving the light-projector; and 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...
7375630 Dual technology sensor device with range gated sensitivity  
A method and device for detecting an intruder in a region with increased performance and decreased false alarms. The security device has a microwave sensor and a PIR sensor operatively coupled to a...
7375313 Aimable motion-activated lighting fixture with angulated field  
A motion-activated light fixture having an aimable motion detector with a zonal configuration providing improved monitoring of the region behind the motion detector. In one embodiment the motion...
7295107 Ferromagnetic detection pillar  
A ferromagnetic detection pillar having one or more applied magnetic field sources and one or more magnetic field sensors, with the magnets and sensors arranged and adapted to detect a...
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...
7262697 Dual sensing intrusion detection method and system with state-level fusion  
A system and method for intrusion detection includes a first sensor for detecting an intrusion within an area and for outputting a first signal, a second sensor for detecting an intrusion within...
7256694 Automatic lid opening and closing system for a waste container  
A lid opening and closing system for a waste container having an opening and a lid for covering the opening, the system including a proximity sensor, which may be a capacitive proximity sensor, for...
7256376 Microwave sensor and mutual interference preventing system between microwave sensors  
A microwave sensor is provided that transmits microwaves toward a detection area, performs an object detecting operation based on reflected waves from an object being present in the detection area,...
7236097 Hand washing alert system  
A hand washing alert system includes a housing that is mounted on a wall above a doorway. A motion detector is mounted on the housing and is adapted for detecting motion through the doorway. A...
7218224 Human body detection sensor  
A human body detection sensor includes two oscillation circuits, a tuning circuit which connects equivalent points of the two oscillation circuits to each other, an antenna electrode which is...
7187282 Digital capacitive sensing device for security and safety applications  
A capacitive sensing system senses the presence of an object proximate to an antenna using a sensing field signal having a sensing field frequency. The capacitive sensing system can be used in...
7180418 Active threat detection and elimination while in transit  
A method of active detection of at least one threat to the homeland security. Each such threat is either hidden inside at least one cargo container before transit, or is placed inside at least one...
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...
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...
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...
7126477 Millimeter-wave area-protection system and method  
An area-protection system uses an active-array antenna to generate a high-power millimeter-wave wavefront to deter an intruder within a protected area. One or more reflectors may be positioned...
7126476 Dual sensor intruder alarm  
A dual sensor intruder alarm (DSIA) for detecting an intruder in a security zone monitored by the DSIA comprising: a PIR sensor; an additional sensor, and a controller that determines an operating...
7123139 Wireless integrated occupancy sensor  
An occupancy sensor is provided for determining whether a room is occupied. The occupancy sensor integrates a battery-powered PIR motion detector and a battery-powered Hall Effect switch, each of...
7115856 Digital, touchless electrical switch  
A touchless, digital electrical switch includes at least one sensor that is oriented or associated with other elements in such a way as to detect substantially vertical sweeping, or switching,...
7105800 Detection system and method for a propeller driven marine vessel with a false triggering prevention capability  
A detection system and method for a marine vessel uses an infrared sensor to detect the presence of a human being or mammal in a target area near the propulsor. A visible light detector is used to...
7081817 Motion detection apparatus employing millimeter wave detector  
A system and method for motion detection, useful, for example, in intrusion detection, access control, and energy management, including an incoherent detector, including at least one sensing...
7075431 Logical pet immune intrusion detection apparatus and method  
A system and method of discerning human intrusion from animal presence without compromising sensitivity to human intruders exhibiting low intensity infrared signatures. At least four infrared...
7057516 Device and method for detecting localization, monitoring, and identification of living organisms in structures  
A device and method for detecting the presence of living organisms in a structure or behind a wall or partition utilizes a microwave or radio-frequency one or more transceivers which generate...
7034687 Error-avoiding anti-theft surveillance system  
An anti-theft surveillance system capable of detecting the presence of tags affixed to merchandise. The tags contain a diode attached to two dipole elements. When the tag receives alow frequency...
7034675 Intrusion detection system including over-under passive infrared optics and a microwave transceiver  
An intrusion detection system includes a microwave transceiver detecting motion in a protected space. The microwave transceiver generates a first signal. A first infrared sensor detects a source of...
6956493 Portable sensing light  
A motion-sensing light includes a power cord with a plug to be plugged into an electrical outlet. In one embodiment, the light is moisture-resistant, allowing the light to be used outdoors with a...
6900730 Heat source locator  
A heat source locator ( 10 ) is disclosed having an elongated housing ( 11 ) in which is mounted a thermal detector ( 21 ), an infrared laser ( 22 ), a visible laser ( 23 ), and a light bar ( 25 )...
6853936 Method and system for calibrating multiple cameras with potentially non-overlapping fields of view  
A camera calibration system providing a first transmitter capable of transmitting a first signal; a second transmitter capable of transmitting a second signal; a second receiver and a third...
6819239 Lighting security system  
A lighting security system includes a plurality of light packs. Each light pack includes at least two light sources, a plurality of motion sensors, an imaging unit, an electric eye, a lens, a...
6798344 Security alarm system and method with realtime streaming video  
A security alarm system that provides secure, realtime video of a secured location to one or more emergency response agencies over a high-speed communications link, such as an Internet link....
6774791 Method and apparatus for detecting moving objects, particularly intrusions  
A method and apparatus for detecting movement of an infrared-radiating object within a monitored space is provided. The method of includes exposing the monitored space to a passive infrared sensor...
6774789 Human body detector  
In a human body detector, a wave-detection circuit for detecting waves of a resonance voltage is connected to a sensor resonance circuit that varies a constant frequency voltage in accordance with...
6772049 Centralized automatic energy control system  
For a facility, such as hotels, motels, or apartments, energy expenses especially for air conditioning, heating and room lighting are one of major concerns of the management. This invention is...
6771173 System and device for monitoring and signaling personnel presence  
A system, device, and method for monitoring and signaling personnel presence uses a personnel presence sensor capable of detecting physical presence and proximity of a person within a space....
6762680 Method and apparatus for electrodynamic intrusion detection  
An electromagnetic intrusion detection system which has a transmitter that produces a radio frequency output which is received by an antenna which receives the output and radiates an...
6753776 Presence sensing system and method  
A presence sensing system provides one or more visible indicators useful for indicating a relative location of objects sensed within the scanning field of view. For example, the system may have an...
6750778 Thermal sensing alarm structure  
An improved thermal sensing alarm structure comprises a closed chassis having an upper casing with a Fresnel lens and a lower casing; a circuit board between the upper and lower casings; a...
6741176 Flood light lamp removal misorientation alarm  
A flood light lamp removal alarm for security lights mounted on or near a home, wherein the lights are designed to turn on automatically if a motion detector is triggered and the ambient light...
6737970 Opto-electronic apparatus for monitoring and detection of intrusion of an object  
An opto-electronic apparatus for the monitoring of a protection area which has at least one protection device, which works in a non-contact manner, is described. The protection device, which works...
6717514 Alarm system and method  
An alarm system and method is provided for preventing injuries as may occur within a manufacturing plant using lathes, milling equipment, metal shears and other machinery. The alarm system is so...
6696948 Wet seat protection for air bag control occupant detection  
A passenger detection system is provided. The passenger detection system utilizes an oscillation circuit that causes an antenna electrode to emit an electric field that is disrupted by the...
6693536 Electromagnetic radiation monitor  
A site or vehicle which includes a plurality of electromagnetic radiators monitors the radiation by the use of a plurality of broadband sensors spaced about the potential radiation site or vehicle....
Matches 1 - 50 out of 335 1 2 3 4 5 6 7 >