Patent ID: 7837398

Claim:
An optical module, comprising: a stem and a cap, the stem and the cap constituting a CAN package with a cavity to install optical device and an electrical device therein, wherein the stem provides a block and a stem base, the block extruding from the stem base into the cavity, the block having a first surface configured to mount the semiconductor optical device thereon, a second surface opposite to the first surface, and a plurality of feedthrough pins passing from the first surface to the second surface, the first surface facing a center portion of the stem and the second surface facing a peripheral of the stem, wherein the stem further provides a plurality of lead pins, at least one of lead pins facing the second surface of the block, and wherein the at least one of lead pins facing the second surface of the block is electrically connected with the electronic device, and the feedthrough pin electrically connects the optical device on the first surface to the at least one of lead pins facing the second surface.