Patent ID: 9591248
Date: 2017-03-07
CPC Classifications: H04N

Claim:
1. A photoelectric conversion apparatus comprising: a plurality of pixel output circuits each including a photoelectric conversion unit which generates electric charge and a first amplification unit which outputs pixel signals; a signal processing circuit configured to process the pixel signals; a signal generation circuit; a plurality of output circuits; a first transfer line; and a second transfer line, wherein the pixel signals having different signal values are supplied from the first amplification unit to the signal processing circuit, the signal processing circuit is electrically connected to an input node of a first output circuit through the first transfer line, the first output circuit being one of the plurality of output circuits, the signal processing circuit is electrically connected to an input node of a second output circuit through the second transfer line, the second circuit being one of the plurality of output circuits, the signal generation circuit has a second amplification unit to generate a reference signal, and a signal based on the reference signal is supplied commonly to the input node of the first output circuit and the input node of the second output circuit, wherein the first and the second amplifier circuits each includes a source follower circuit having a transistor.