Appeal No. 1998-0872
Application No. 08/438,479 Page 9
security operations support. The center screen of the
workstation is used to display maps, annunciate alarms, and
control and monitor equipment. Alarms and access-control
problems are reported to each workstation. Connected to the
workstation is a high-resolution graphics processor that displays
maps, incidents and control menus. The control menus are
overlaid on the map (page 1). Operator input is generally
performed using a mouse, since the keyboard is used mainly to
enter incident comments and to annotate reports (pages 2 and 3).
As shown in figure 1, to the right of the center screen are six
monitors for video assessment and surveillance. Smart further
discloses (page 3) that an operator may display any of several
hundred camera images on any of the monitors by selecting the
appropriate camera icon on the graphics display. Any camera may
be continuously recorded using a VCR. A video-disk recorder is
available for snapshots or freeze-frames. A map is continuously
displayed on the center screen. The operator may freely zoom
into or selected portions of the map using the mouse buttons. At
a particular zoom level, the operator can pan in any of four
directions. Objects (alarmed doors and windows, detectors,
cameras, etc.) are shown on the map as icons or symbols denoting
their actual positions in the real world. The icons or symbols
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Last modified: November 3, 2007