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Browse by Category: Main > Communications
Class Information
Number: 367/199
Name: Communications, electrical: acoustic wave systems and devices > Selective (e.g., remote control) > Frequency responsive actuation
Description: Subject matter wherein each control signal is a vibratory wave having a distinctive frequency characteristic.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8493204 Displaying sound indications on a wearable computing system Jul. 23, 2013
8444568 Remote blood pressure waveform sensing method May. 21, 2013
8362921 Vehicle external warning sound generation system and method Jan. 29, 2013
8319620 Ambient situation awareness system and method for vehicles Nov. 27, 2012
8264335 Device attached to a blister Sep. 11, 2012
8183997 Displaying sound indications on a wearable computing system May. 22, 2012
8179235 Tactile interface for mobile devices May. 15, 2012
8177721 Remote blood pressure waveform sensing method and apparatus May. 15, 2012
8130595 Control device for electronic appliance and control method of the electronic appliance Mar. 6, 2012
7675431 Emergency vehicle alert system Mar. 9, 2010
7356141 Baud rate modulation encoding/decoding method and device for remote controller Apr. 8, 2008
7224276 Antitheft system May. 29, 2007
7221260 Multi-sensor fire detectors with audio sensors and systems thereof May. 22, 2007
7218203 Motion activated reminder system May. 15, 2007
7102485 Motion activated communication device Sep. 5, 2006
7091850 Method and system for the sound triggered disarming of a security system Aug. 15, 2006
7088231 Antitheft system Aug. 8, 2006
6980109 System and method for monitoring intrusion detection in a pool Dec. 27, 2005
6914530 Liquid ingress detection Jul. 5, 2005
6825769 Automatic shut-off light system when user sleeps Nov. 30, 2004
6771166 Air bag deployment sensing apparatus and method Aug. 3, 2004
6765496 Light controller with sensitivity control Jul. 20, 2004
6496115 System and method for analyzing baby cries Dec. 17, 2002
6433689 System for supervision and control of objects or persons Aug. 13, 2002
6246322 Impulse characteristic responsive missing object locator operable in noisy environments Jun. 12, 2001
6054926 Baby monitor Apr. 25, 2000
6044913 Fire extinguishing systems and methods Apr. 4, 2000
5926090 Lost article detector unit with adaptive actuation signal recognition and visual and/or audible locating signal Jul. 20, 1999
5914658 Crime prevention display device, exhibit crime prevention alarm control method and apparatus therefor Jun. 22, 1999
5871057 Fire extinguishing systems and methods Feb. 16, 1999
5854594 Remote controller for controlling a plurality of electric appliances Dec. 29, 1998
5818342 Audio responsive visual device Oct. 6, 1998
5745040 Outdoor alerting device for smoke alarms Apr. 28, 1998
5697450 Fire extinguishing systems and methods Dec. 16, 1997
5677673 Apparatus for locating a plurality of objects Oct. 14, 1997
5677675 Lost article detector unit with adaptive actuation signal recognition Oct. 14, 1997
5677684 Emergency vehicle sound-actuated traffic controller Oct. 14, 1997
5661699 Acoustic communication system Aug. 26, 1997
5652566 Alarm system Jul. 29, 1997
5638049 Crime prevention display device, exhibit crime prevention alarm control method and apparatus therefor Jun. 10, 1997
5627524 Infrared locator system May. 6, 1997
5600299 Beeper controlled auto security system Feb. 4, 1997
5555454 Remote security light signal alert system Sep. 10, 1996
5541571 Hand-held transmitter for the remote control of various vehicle systems Jul. 30, 1996
5432495 Beeper controlled auto security system Jul. 11, 1995
5287109 Programmable remote control Feb. 15, 1994
5278553 Apparatus for warning of approaching emergency vehicle and method of warning motor vehicle operators of approaching emergency vehicles Jan. 11, 1994
5012223 Sound activated device and method Apr. 30, 1991
4806931 Sound pattern discrimination system Feb. 21, 1989
4649385 Electronic locating system for persons receiving telephone calls Mar. 10, 1987

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