Patent ID: 11956551
Assignee: MICROSOFT TECHNOLOGY LICENSING, LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An electronic device comprising:
a light source;
a communication device;
a processor in data communication with the communication device and the light source; and
a hardware storage device in data communication with the processor, the hardware storage device having instructions stored thereon that, when executed by the processor, cause the electronic device to:
receive a timing signal from a camera for a frame time, wherein the timing signal includes an exposure timing of a camera exposure,
provide an exposure light pulse within the frame time from the light source simultaneously with the camera exposure,
provide a dead time after the exposure light pulse within the frame time in which no light is emitted, and
after providing the dead time, provide a dummy light pulse within the frame time that does not overlap with a camera exposure.