Patent ID: 9383618
Filing Date: 2016-07-05
CPC Classification: G02F,G05F,G09G

Claim Text:
1. A semiconductor structure, comprising: a first current mirror circuit, the first current mirror circuit coupled to an input connection and an output connection of the semiconductor structure; a second current mirror circuit, the second current mirror circuit coupled to the input connection of the semiconductor structure; a first amplifier circuit, a first input of the first amplifier circuit coupled to the second current mirror circuit, a second input of the first amplifier circuit coupled to the output connection of the semiconductor structure, and a third input of the first amplifier circuit coupled to a reference voltage; a second amplifier circuit, an input of the second amplifier circuit coupled to an output of the first amplifier circuit, and an output of the second amplifier circuit coupled to the first current mirror circuit; and a third amplifier circuit, an input of the third amplifier circuit coupled to the output of the first amplifier circuit, and an output of the third amplifier circuit coupled to the second current mirror circuit.