Patent ID: 11895413
Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A method for operating an imaging device, comprising:
receiving a plurality of first event detection signals from pixels in a first pixel group;
determining a category for a first object using the plurality of first event detection signals;
determining a degree of interest in the first object based on the category for the first object;
selecting, from a second pixel group, a first plurality of pixels based on the degree of interest in the first object, wherein the first plurality of pixels in the second pixel group is fewer than all pixels in the second pixel group, and wherein a number of the first plurality of pixels selected from the second pixel group is different for different degrees of interest in the first object;
activating the first plurality of pixels in the second pixel group; and
receiving at least a second event detection signal from a pixel in the first pixel group while the first plurality of pixels in the second pixel group are activated.