Patent 7258548 was granted and assigned to BenQ on August, 2007 by the United States Patent and Trademark Office.
A portable electronic device and an external module thereof. The portable electronic device comprises a host and an external module detachably connected thereto. The external module comprises a connector assembly and a connection pin rotatable on the same axis, such that the external module can hinge rotated between a horizontal position and a downward position with respect to the notebook computer, enabling access to the connectors on the portable electronic device.