Use of optical sensor in motion picture film projector lamphouse to detect state of projector to prevent interruption of feature film presentation by kodak digital cinema system designed for cinema advertising

A system that determines a projector's true state in an automatic projection sequence. The system includes a projector in a primary display system, having a lamp for displaying visual information; and a sensor to determine the state of the lamp in the primary display system. Additionally, an in...

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Bibliographic Details
Main Authors Peterson, Gary L, Moore, Leslie G, Orfitelli, William A
Format Patent
LanguageEnglish
Published 04.12.2007
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Summary:A system that determines a projector's true state in an automatic projection sequence. The system includes a projector in a primary display system, having a lamp for displaying visual information; and a sensor to determine the state of the lamp in the primary display system. Additionally, an interface to a secondary display system is included for sending an operational signal to the secondary display system, wherein the secondary display system operates subject to a predetermined state of the primary display system as determined by the state of the lamp in the primary display system.