Patent ID: 11948963
Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A light detecting device, comprising:
a first pixel that includes a first conversion element,
a transfer transistor coupled to the first conversion element,
a floating diffusion coupled to the transfer transistor,
a capacitor coupled to the floating diffusion,
a differential amplifier circuit coupled to the capacitor, the differential amplifier circuit comprising a first part and a second part,
a feedback transistor coupled to a first input of the first part of the differential amplifier circuit,
wherein the first conversion element is located on a first substrate,
the second part of the differential amplifier circuit is located on a second substrate,
the second substrate is laminated to the first substrate,
the capacitor is coupled in series between the floating diffusion and the first input of the first part of the differential amplifier circuit.