Patent ID: 9459418
Filing Date: 2016-10-04
CPC Classification: G02B,H01L

Claim Text:
1. An optical communication apparatus, comprising: a PCB; a photoelectric unit; a calculation and control unit for processing electrical signals and controlling the photoelectric unit based on the processed electrical signals; and a light waveguide for transmitting optical signals, the light waveguide being positioned on a surface of the PCB; wherein the calculation and control unit comprises a lapping plate positioned on the surface of the PCB, the lapping plate defines an opening exposing a portion of the light waveguide, the photoelectric unit is positioned on the lapping plate covering the opening and is optically aligned with the light waveguide through the opening; wherein the PCB comprises a substrate and a plurality of first connecting pads formed on the substrate, the lapping plate is connected to the PCB by the first connecting pads; wherein the calculation and control unit comprises a storage element, a calculation chip, and a control chip positioned on the lapping plate, the storage element is configured for storing information of the optical communication apparatus, the calculation chip is configured for processing electrical signals and calculating based on the electrical signals, the control chip is configured for controlling the photoelectric unit; wherein the lapping plate comprises a first plate portion and a second plate portion, the opening is defined between the first plate portion and the second plate portion, the storage element and the calculation chip are positioned on the first plate portion and electrically connected to each other, and the control chip is electrically connected to the second plate portion; and wherein the first plate portion comprises two second connecting pads connected to the storage element, two third connecting pads connected to the calculation chip, a fourth connecting pad connected to the photoelectric unit, a first connecting portion connecting the fourth connecting pad to one of the second connecting pads, and a second connecting portion connecting the other of the second connecting pads to one of the third connecting pads.