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US Patent 7202794 - Flame detection system
US Patent Issued on April 10, 2007
Estimated Patent Expiration Date:
July 20, 2024Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
July 20, 2024Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractA flame detection system includes a plurality of sensors for generating a plurality of respective sensor signals. The plurality of sensors includes a set of discrete optical radiation sensors responsive to flame as well as non-flame emissions. An Artificial Neural Network may be applied in processing the sensor signals to provide an output corresponding to a flame condition.Other References
| InventorsAssigneeApplicationNo. 10894570 filed on 07/20/2004US Classes:340/578, By radiant energy340/577, Flame340/600, Radiant energy340/506, Alarm system supervision250/554, Flame light source348/154, Motion detection169/37, SPRINKLER HEADS205/785, With heating or temperature sensing250/339.15, Sensing flame or explosion340/286.05, Fire431/75, By combustion or combustion zone sensor700/274, Control of combustion or heating apparatus (e.g., kiln, furnace, autoclave, burner, combusion system)382/100, APPLICATIONS431/12, Controlling or proportioning feed431/79, Photoelectric sensor706/24, Beamforming (e.g., target location, radar)435/287.2, Measuring or testing for antibody or nucleic acid, or measuring or testing using antibody or nucleic acid340/526, Predetermined rate of occurrence60/779Having particular safetyField of Search340/577, Flame340/578, By radiant energy340/600, Radiant energy340/573.1, Human or animal340/506, Alarm system supervision340/511, Threshold or window (e.g., of analog electrical level)431/12, Controlling or proportioning feed431/76, Combustion product composition sensor431/79, Photoelectric sensor250/554, Flame light source250/339.1Determining moisture contentExaminersPrimary: Hofsass, JefferyAssistant: Lau, Hoi C. Attorney, Agent or FirmUS Patent References4709155, Flame detector for use with a burnerIssued on: 11/24/1987 Inventor: Yamaguchi , et al.4983853, Method and apparatus for detecting flame Issued on: 01/08/1991 Inventor: Davall, et al.5289275, Surveillance monitor system using image processing for monitoring fires and thefts Issued on: 02/22/1994 Inventor: Ishii, et al.5339070, Combined UV/IR flame detection system Issued on: 08/16/1994 Inventor: Yalowitz, et al.5495112, Flame detector self diagnostic system employing a modulated optical signal in composite with a flame detection signal Issued on: 02/27/1996 Inventor: Maloney, et al.5495893, Apparatus and method to control deflagration of gases Issued on: 03/05/1996 Inventor: Roberts, et al.5510772, Flame detection method and apparatus Issued on: 04/23/1996 Inventor: Lasenby5554273, Neural network compensation for sensors Issued on: 09/10/1996 Inventor: Demmin, et al.5612537, Detecting the presence of a fire Issued on: 03/18/1997 Inventor: Maynard, et al.5677532, Spectral imaging method and apparatus Issued on: 10/14/1997 Inventor: Duncan, et al.5726632, Flame imaging system Issued on: 03/10/1998 Inventor: Barnes, et al.5751209, System for the early detection of fires Issued on: 05/12/1998 Inventor: Werner, et al.5797736, Radiation modulator system Issued on: 08/25/1998 Inventor: Menguc, et al.5798946, Signal processing system for combustion diagnostics Issued on: 08/25/1998 Inventor: Khesin5937077, Imaging flame detection system Issued on: 08/10/1999 Inventor: Chan, et al.6011464, Method for analyzing the signals of a danger alarm system and danger alarm system for implementing said method Issued on: 01/04/2000 Inventor: Thuillard6150659, Digital multi-frequency infrared flame detector Issued on: 11/21/2000 Inventor: Baliga, et al.6184792, Early fire detection method and apparatus Issued on: 02/06/2001 Inventor: Privalov, et al.6247918, Flame monitoring methods and apparatus Issued on: 06/19/2001 Inventor: Forbes, et al.6261086, Flame detector based on real-time high-order statistics Issued on: 07/17/2001 Inventor: Fu6392536, Multi-sensor detector Issued on: 05/21/2002 Inventor: Tice, et al.6473747, Neural network trajectory command controller Issued on: 10/29/2002 Inventor: Biggers, et al.6507023, Fire detector with electronic frequency analysis Issued on: 01/14/2003 Inventor: Parham, et al.6740518, Signal detection techniques for the detection of analytes Issued on: 05/25/2004 Inventor: Duong, et al.6879253Method for the processing of a signal from an alarm and alarms with means for carrying out said method Issued on: 04/12/2005 Inventor: Thuillard Foreign Patent References
International ClassG08B 17/12 |
