Video tripwire

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C348S152000, C702S085000

Reexamination Certificate

active

06970083

ABSTRACT:
A video tripwire system may enable a user to enter a video tripwire by drawing it on a video image or on a snapshot from a video stream. This drawing may be enabled by a graphical user interface.

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