Patent ID: 11889216
Assignee: DV2JS INNOVATION LLP.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A CMOS image sensor system for pixel-embedded signal amplification of a CMOS image sensor using multi-step voltage gain enhancement, comprises:
a plurality of switches being SH1, SRST, and SH2;
a plurality of in-pixel source followers SF1 and SF2;
an in-pixel amplifier;
a plurality of externally supplied control clocks SSEL1 and SSEL2;
at least one photodiode to generate the photo signal PD1 and PD2;
a plurality of parasitic capacitances being CCOL, CPAR1 and CPAR2; and
a column current source IBIAS.