Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2005-11-29
2005-11-29
Hofsass, Jeffery (Department: 2636)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S571000, C340S568100, C340S689000, C340S566000
Reexamination Certificate
active
06970095
ABSTRACT:
A theft detection system includes an accelerometer attachable to an object, the accelerometer providing an acceleration signal in response to movement of the object; an alarm mechanism for providing a signal in response to movement of the object; and for preventing false alarms, a filter programmed to determine the frequency of the acceleration signal and to provide an output to activate the alarm mechanism only when the frequency of the acceleration signal meets a predetermined criteria.
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Product Brochure, “iMEMS Accelerometers with Digital Output”, Analog Devices, Norwood, MA (1999).
Lee W. David
Turner Christopher
Verplaetse Christopher
Wells Martin
Caveo Technology, LLC
Hofsass Jeffery
Lorusso & Loud
Previl Daniel
Vivenzio Marc A.
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