Patent ID: 9395488
Filing Date: 2016-07-19
CPC Classification: G01M,G02B

Claim Text:
1. A wafer comprising: a plurality of optical chips, each optical chip being configured to perform a corresponding optical function and comprising circuitry for performing the optical function; a sacrificial test structure for testing the optical function of a first optical chip among the plurality of optical chips, the sacrificial test structure being arranged on the wafer in a region adjacent to the first optical chip; a predetermined cleave line that separates the first optical chip from the sacrificial test structure, the wafer being configured for the first optical chip to be cleaved from the wafer along the predetermined cleave line; and a waveguide that couples the sacrificial test structure with the first optical chip and runs contiguously across the predefined cleave line such that the waveguide is severed upon cleaving the first optical chip from the wafer.