TRANSRESISTANCE PHOTOAMPLIFIER WITH DC AND LOW-FREQUENCY NOTCHING CAPABILITY
Original Publication Date: 1980-Aug-01
Included in the Prior Art Database: 2001-Oct-10
This circuit converts modulated near-infrared light signals into electrical signals in the presence of strong ambient light such as direct sunlight or 60 Hz light. A low-noise, high gain transresistance techni- que is used.