Patent ID: 8981274
Filing Date: 2015-03-17
Classification: H05K,Y02P

Abstract:
1. An optical-electrical converting device, comprising: a printed circuit board (PCB) comprising: a coupling lens comprising at least one first supporting portion and at least one second supporting portion, each of the at least one first supporting portion positioned on a respective one of the at least one first circuit portion, each of the at least one second supporting portion positioned on a respective one of the at least one auxiliary pad; at least one light emitting module; and at least one light receiving module; wherein the coupling lens comprises a main body defining a receiving groove, the receiving groove has a top wall and a plurality of sidewalls connected to the top wall, the at least one first supporting portion and the at least one second supporting portion are intersection portions of the sidewalls; the coupling lens further comprises at least two first converging lenses, the at least two first converging lenses are positioned on an inner surface of the top wall and are aligned with the at least one light emitting module and at least one light receiving module respectively, the PCB comprises at least two second circuit portions, each of the at least one light emitting module and at least one light receiving module are positioned on a respective one of the at least two second circuit portions; wherein the electrical circuit layer and the at least one auxiliary pad are arranged on the substrate, a thickness of each of the at least one first circuit portion is substantially equal to a thickness of each of the at least one auxiliary pad.