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Class Information
Number: 340/567
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Intrusion detection > Responsive to intruder energy > Electromagnetic energy
Description: Subject matter responsive to electromagnetic energy.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8710979 Personal alarm device for headwear for proximity detection Apr. 29, 2014
8665084 Security system and method Mar. 4, 2014
8593279 System for detecting persons in a defined space Nov. 26, 2013
8514075 Ultrasonic receiving circuit Aug. 20, 2013
8493212 Passive microwave system and method for protecting a structure from fire threats Jul. 23, 2013
8461510 Occupancy sensor and ambient light control Jun. 11, 2013
8451135 Anti-masking system and method for motion detectors May. 28, 2013
8451116 Wireless battery-powered daylight sensor May. 28, 2013
8416095 Television viewing safety system and method Apr. 9, 2013
8373561 Infrared detector Feb. 12, 2013
8368535 Intrusion detector Feb. 5, 2013
8354925 Monitoring using RF communication technology Jan. 15, 2013
8325040 Method and apparatus to facilitate automated control of local lighting at a remote control Dec. 4, 2012
8294576 Infrared sensor switch Oct. 23, 2012
8258949 Intruder detection alarm and deterrent device Sep. 4, 2012
8248003 Vibration frequency adjusting system and method Aug. 21, 2012
8212671 Passive microwave fire and intrusion detection system Jul. 3, 2012
8193919 Apparatuses and methods for driving a doorbell system peripheral load at a higher current Jun. 5, 2012
8190286 Machine tool monitoring device May. 29, 2012
8143567 Ambient light control system Mar. 27, 2012
8144010 Glass-break shock sensor with validation Mar. 27, 2012
8130099 Sensor light Mar. 6, 2012
8125338 Acousto-magnetic anti-theft alarming unit with magnetic detacher Feb. 28, 2012
8081216 Lighting control system and method Dec. 20, 2011
8049620 Passive microwave fire and intrusion detection system including black body and spectral emission at the hydrogen, hydroxyl and hydrogen chloride lines Nov. 1, 2011
8044798 Passive microwave speed and intrusion detection system Oct. 25, 2011
8035515 Security system using laser range finder and method of detecting intruder using laser range finder Oct. 11, 2011
8018338 Motion sensor system with motor-actuated detection unit Sep. 13, 2011
7978091 Method and device for a touchless interface Jul. 12, 2011
7952474 Nuisance alarm filter May. 31, 2011
7948378 Tamperproof non-contact switch May. 24, 2011
7924155 Digital occupancy sensor light control Apr. 12, 2011
7884717 Passive microwave fire and intrusion detection system Feb. 8, 2011
7876204 Thermal radiation detector Jan. 25, 2011
7852209 Intelligent occupancy monitoring using premises network Dec. 14, 2010
7796034 Method and system for controlling lighting Sep. 14, 2010
7791477 Method and apparatus for analyzing video data of a security system based on infrared data Sep. 7, 2010
7733226 Infrared intrusion detection device Jun. 8, 2010
7724134 Passive microwave fire and intrusion detection system May. 25, 2010
7714719 Field disturbance sensor utilizing leaky or radiating coaxial cable for a conformable antenna pattern May. 11, 2010
7705730 System and method for improving microwave detector performance using ranging microwave function Apr. 27, 2010
7679509 System and method for improving infrared detector performance in dual detector system Mar. 16, 2010
7663492 Method and means for controlling the operation of a machine based upon the wearing of a sensor by a machine operator Feb. 16, 2010
7656300 Pest control system Feb. 2, 2010
7619518 Intrusion detection methods and apparatus that use a building's infrastructure as part of a sensor Nov. 17, 2009
7573385 Portable carryall container with identifiable contents Aug. 11, 2009
7554437 Real-time room occupancy monitoring system Jun. 30, 2009
7504946 Magnetic material sensing device, magnetic material sensing method, and image forming apparatus Mar. 17, 2009
7492306 Boundary crossing object detection system Feb. 17, 2009
7476860 Outdoor active infrared detection apparatus with adjustable drive frequency Jan. 13, 2009

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