Matches 1 - 50 out of 389 1 2 3 4 5 6 7 8 >


Match Document Document Title
9024760 Ultrasonic receiving circuit  
An ultrasonic occupancy sensor for detecting presence or absence of an occupant in a space includes an ultrasonic receiving circuit having a synchronous rectifier that allows the circuit to detect...
8947000 Microcontroller-based multifunctional electronic switch  
A microcontroller-based multifunctional electronic switch using a detection circuit design to convert external motion signals into message carrying sensing signals readable to the microcontroller....
8830060 Theft prevention system and method  
A theft prevention system includes an RFID reader configured to read an RFID tag to authenticate access to a predefined area, a laser scanner configured to scan the predefined area and detect an...
8796610 Electric load control system including remote override function  
An occupancy sensor with a separable override unit can selectively override the operation of the occupancy sensor at designated times and for selected time intervals. The occupancy sensor includes...
8772702 Detector  
A detector contains a housing with at least one window for allowing radiation to enter, at least one outlook sensor for sensing entered radiation, a unit for processing outlook sensor signals, and...
8760293 Wireless sensor having a variable transmission rate  
A sensing device transmits wireless signals when an error between at least one sampled parameter value and at least one predicted parameter value is too great, such that the sensing device...
8723447 Wireless battery-powered daylight sensor  
A wireless battery-powered daylight sensor for measuring a total light intensity in a space is operable to transmit wireless signals using a variable transmission rate that is dependent upon the...
8718828 Information processing apparatus and computer readable medium  
An information processing apparatus includes an area environment load calculation module, a user environment load calculation module, a user improvement environment load calculation module, a...
8710979 Personal alarm device for headwear for proximity detection  
Embodiments described herein relate to an apparatus for attaching elements of a magnetic field safety system to headwear worn by a worker. In various embodiments, the headwear includes a...
8665084 Security system and method  
A security control apparatus, system and method are provided. The security control apparatus includes a wireless communication element that supports a plurality of wireless communication...
8593279 System for detecting persons in a defined space  
System (10) for detecting the position of a mobile or immobile entity (20) in a defined space (30), characterized in that it includes: means (40) of detecting the presence of said entity in at...
8514075 Ultrasonic receiving circuit  
An ultrasonic occupancy sensor for detecting presence or absence of an occupant in a space includes an ultrasonic receiving circuit having a synchronous rectifier that allows the circuit to detect...
8493212 Passive microwave system and method for protecting a structure from fire threats  
An automatic fire suppression system used to provide protection of window glass and other structural elements in aircraft terminals which are exposed to exterior fires caused by natural,...
8461510 Occupancy sensor and ambient light control  
An occupancy sensor is provided with a separable override unit which can selectively override the operation of the occupancy sensor at designated times and for selected time intervals. The...
8451116 Wireless battery-powered daylight sensor  
A wireless battery-powered daylight sensor for measuring a total light intensity in a space is operable to transmit wireless signals using a variable transmission rate that is dependent upon the...
8451135 Anti-masking system and method for motion detectors  
An anti-masking system and method for a motion detector includes a plurality of anti-masking components such as a spreading lens, at least one reflector located outside a housing of the motion...
8416095 Television viewing safety system and method  
In a television viewing safety system and method, a detection zone of a sensor is set. The sensor is turned on to detect whether a person moves into the detection zone. If the person is detected...
8373561 Infrared detector  
An infrared detector comprising a plurality of bolometer detectors, bias circuitry for applying a bias to the bolometer detectors, and connectors for connecting the bolometer detectors together to...
8368535 Intrusion detector  
An intrusion detector comprising a passive sensor for detecting a person entering a space to be monitored, said intrusion detector comprising a housing provided with a window for said passive...
8354925 Monitoring using RF communication technology  
Systems and methods for detecting change in an environment are provided. In one aspect, a system for detecting change in an environment includes an RF noise source configured to transmit an RF...
8325040 Method and apparatus to facilitate automated control of local lighting at a remote control  
Upon detecting (101) (via an animate object detector (506)) an animate object, these teachings provide for automatically and responsively transmitting (102) a remote light control signal and also...
8294576 Infrared sensor switch  
An infrared sensor switch of the invention comprises an infrared sensor with a detection range, and a controller that uses the sensor to try to detect whether or not a person is present in the...
8258949 Intruder detection alarm and deterrent device  
A combined night light and alarm device preferably includes a portable housing, a light emitting section located inside the housing, an alarm section located inside the housing, and a plug...
8248003 Vibration frequency adjusting system and method  
A vibration frequency adjusting system and method measures energy of a vibration generated by a vibrator of an electronic device, and converts the vibration energy to a level of electric charge....
8212671 Passive microwave fire and intrusion detection system  
A passive microwave receiver array, operating in the one meter to sub-millimeter wavelengths range and including an internationally protected range of frequencies of varying bandwidth, may be used...
8193919 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...
8190286 Machine tool monitoring device  
A machine tool monitoring device of a machine tool for machining a work piece, includes a signal unit (24) provided for an ultra-broad-band operation. The signal unit (24) processes a signal (32,...
8143567 Ambient light control system  
An occupancy sensor is provided with a separable override unit which can selectively override the operation of the occupancy sensor at designated times and for selected time intervals. The...
8144010 Glass-break shock sensor with validation  
An intrusion detector for a security system that detects the breaking of a glass in a window or a door and motion within a protected area is provided. The intrusion detector includes a single...
8130099 Sensor light  
Sensor light having a light unit which can be activated in response to a sensor output signal from a motion sensor unit (16), and is provided on a support unit (10, 12) for installing the sensor...
8125338 Acousto-magnetic anti-theft alarming unit with magnetic detacher  
An acousto-magnetic (AM) anti-theft alarming unit is designed for specific use in a hard tag anti-theft clamp which uses a magnetic detacher. The alarming unit includes a resonator housing...
8081216 Lighting control system and method  
A lighting control system for controlling the lighting of a predetermined area is provided. According to one embodiment, the lighting control system comprises one or more light sources positioned...
8049620 Passive microwave fire and intrusion detection system including black body and spectral emission at the hydrogen, hydroxyl and hydrogen chloride lines  
A passive microwave receiver array, operating in the one meter to sub-millimeter wavelengths range and including an internationally protected range of frequencies of varying bandwidth, may be used...
8044798 Passive microwave speed and intrusion detection system  
A passive microwave receiver, receiving a WARC protected frequency of 1420 MHz may be used for fire, temperature speed detection and intrusion detection. One or more receiver arrays can be used to...
8035515 Security system using laser range finder and method of detecting intruder using laser range finder  
A security system using a laser range finder that can precisely determine an existence and a location of an intruder, and a method of detecting the intruder using the laser range finder are...
8018338 Motion sensor system with motor-actuated detection unit  
Disclosed is a detection process performed in the detector, which is switchable between an active detection mode, where the detector actively monitors the surrounding area, and a passive detection...
7978091 Method and device for a touchless interface  
A method (400) and device (100) for touchless control of an headset or earpiece is provided. The device can include a sensing unit (202) for determining (402) a presence of a finger within a...
7952474 Nuisance alarm filter  
An alarm filter (22) for use in a security system (14) to reduce the occurrence of nuisance alarms receives sensor signals (S1-Sn, Sv) from a plurality of sensors (18, 20) included in the security...
7948378 Tamperproof non-contact switch  
A non-defeatable magnetically actuatable switch device is shown and described for restricting access to industrial controls. The non-contact switch device employs one or more non-contact access...
7924155 Digital occupancy sensor light control  
A method of sensing motion in a predetermined area is provided. The method may include using a digital output motion sensor to produce a digital output signal indicative of the presence of motion...
7884717 Passive microwave fire and intrusion detection system  
A passive microwave receiver array, operating in the one meter to sub-millimeter wavelengths range and including an internationally protected range of frequencies of varying bandwidth, may be used...
7876204 Thermal radiation detector  
An object detection system is provided for detecting a thermal emitting object in a blind zone proximate to a host vehicle. The system includes a thermal radiation detector located on a host...
7852209 Intelligent occupancy monitoring using premises network  
An identification system combines RF identification tags with ambient condition detectors of a monitoring system. The tags could be carried by individuals in the region(s) being monitored to...
7796034 Method and system for controlling lighting  
A method and system for controlling lighting in a space reduces energy consumption of the light sources by changing at least one of the color rendering index (CRI) and the correlated color...
7791477 Method and apparatus for analyzing video data of a security system based on infrared data  
A security system comprises a surveillance unit comprising a visible light camera detecting video data from within a first field of view (FOV) and an infrared (IR) imager detecting IR data within...
7733226 Infrared intrusion detection device  
The invention relates to an infrared intrusion detection device. It comprises a housing 1, a window 2, which is arranged at a front side of the housing and which is transparent for at least...
7724134 Passive microwave fire and intrusion detection system  
A passive microwave receiver array, operating in the one meter to sub-millimeter wavelengths range and including an internationally protected range of frequencies of varying bandwidth, may be used...
7714719 Field disturbance sensor utilizing leaky or radiating coaxial cable for a conformable antenna pattern  
A system, device, and method for monitoring an uncontrolled area around a mobile object uses a distributed antenna, which can be a leaky coaxial cable, enclosing its perimeter. A field disturbance...
7705730 System and method for improving microwave detector performance using ranging microwave function  
Embodiments of the present invention are directed to a method and system for use of ranging MW to decrease MW intrusion detector false alarms. A Doppler microwave system may be provided that is...
7679509 System and method for improving infrared detector performance in dual detector system  
Embodiments of the present invention is directed to a method and system for use of ranging MW to reduce dual (MW/PIR) intrusion detector false alarms. A Doppler microwave system may be provided...

Matches 1 - 50 out of 389 1 2 3 4 5 6 7 8 >