More and more usage in not only for business video conferencing call, but also
applicable to distance learning for education due to COVID-19 impact. Thus, the
camera privacy is also more important, especially in-market product, which didn’t
support camera privacy feature neither with mechanical(Physical shutter door), nor
electric solution(e-shutter) to close the camera image while the user doesn’t want to the
other people to see him.
This camera privacy feature bundled in camera driver that can be very easy and sooner
to provide the solution to in-market product, which provide a set of hotkey to be visible
or invisible while the camera is in-used.
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INC, HP, "CAMERA PRIVACY WITH PURE SOFTWARE (DRIVER) SOLUTION", Technical Disclosure Commons, (July 14, 2021)