Patent ID: 11871128
Assignee: SK HYNIX INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 8:
9. The image sensing device of claim 8, wherein the comparing circuit includes:
a current supply circuit coupled between a supply terminal of a first voltage and a pair of output terminals;
an input circuit coupled between the pair of output terminals and a common node, and suitable for receiving each of the pixel signals and the ramp signal;
a second mirroring element coupled between the common node and a supply terminal of a second voltage, and suitable for generating the operating current corresponding to the reference current based on the bias voltage; and
a current source coupled between the output terminal of the corresponding bias voltage and the supply terminal of the second voltage, and
wherein the compensating circuit coupled between the supply terminal of the first voltage and an output terminal of the corresponding bias voltage.