TTL Photographic Wireless System, Method, And Device For Synchronization Of Remote Devices Via Hot Shoe Communications
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United States of America Patent
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Mar 20, 2017
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May 29, 2007
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Abstract
A system and method for synchronizing a remote lighting device to a camera using a hot shoe connection and an external device connected via the hot shoe connector. The external device receives TTL data and a synchronization signal from the camera via the hot shoe connector. The external device wirelessly communicates using a radio frequency transmitter an exposure compensation value from the external device to a remote lighting device. The external device also wirelessly communicates a synchronization signal and a TTL information to the remote lighting device for use in synchronizing the remote lighting device to image acquisition by the camera.
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