Patent ID: 9451341
Filing Date: 2016-09-20
CPC Classification: G01R,G02B,H04B,H04Q

Claim Text:
1. A photonic integrated circuit (PIC), comprising: a plurality of switches for connection to a bias voltage source; a plurality of bias inputs, each of the plurality of bias inputs connectable to the bias voltage source via one of the plurality of switches; a plurality of monitor photodiode (MPD) outputs; and an array of monitor elements arranged in a matrix structure wherein each of the monitor elements is connected between one of the bias inputs and one of the MPD outputs, wherein each of the monitor elements comprises a photodiode and a rectifier diode, wherein the photodiode comprises a first terminal and a second terminal, wherein the rectifier diode comprises a third terminal and a fourth terminal, wherein the first terminal is connected to the third terminal, and wherein the first and third terminals are anodes or the first and third terminals are cathodes.