Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2007-04-19
2010-02-16
Goins, Davetta W (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C348S568000, C348S571000
Reexamination Certificate
active
07663489
ABSTRACT:
Alarm systems, wireless alarm devices, and article security methods are described according to some aspects of the disclosure. In one aspect, an alarm system includes a base communication device, a remote communication device configured to communicate with the base communication device, wherein the remote communication device is adapted to be associated with an article to be secured and wherein the remote communication device comprises alarm circuitry, and wherein the remote communication device is configured to generate a reference signal comprising a plurality of identifiable components corresponding to communications intermediate the base communication device and the remote communication device and to control the alarm circuitry to generate a human perceptible alarm responsive to detection of the presence of the plurality of identifiable components in the reference signal.
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Belden, Jr. Dennis D.
Green Brian J.
Scott Ian R.
Checkpoint Systems Inc.
Goins Davetta W
Sand & Sebolt
Walk Samuel J
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