Patent ID: 9323018
Filing Date: 2016-04-26
CPC Classification: G02B,H01R

Claim Text:
1. An HDMI signals transmission device comprising: a first HDMI connector; a second HDMI connector; a first cable, one end of the first cable electrically connected to the first HDMI connector; a second cable, one end of the second cable electrically connected to the second HDMI connector; and an optical fiber connector assembly comprising a first optical fiber connector electrically connected to the other end of the first cable, a second optical fiber connector electrically connected to the other end of the second cable, a first optical fiber interconnected between the first optical fiber connector and the second optical fiber connector, and a second optical fiber interconnected between the first optical fiber connector and the second optical fiber connector; wherein the second optical fiber connector is configured to convert a first electric signal through the second cable to a first optical signal, the second optical fiber is configured to transmit the first optical signal to the first optical fiber connector, the first optical fiber connector is configured to convert the first optical signal to the first electric signal and convert a second electric signal through the first cable to a second optical signal, the first optical fiber is configured to transmit the second optical signal to the second optical fiber connector, the second optical fiber connector configured to convert the second optical signal to the second electric signal, the first optical fiber connector comprises a first main body and a first photoelectric conversion module received in the first main body, the first photoelectric conversion module comprises a first circuit board, a first light-emitting unit, a first light-receiving unit, and a first optical coupling unit, the first light-emitting unit and the first light-receiving unit are mounted on the first circuit board, the first optical coupling unit is positioned above the first light-emitting unit and the first light-receiving unit, the second optical fiber connector comprises a second main body and a second photoelectric conversion module received in the second main body, the second photoelectric conversion module comprises a second circuit board, a second light-emitting unit, a second light-receiving unit, and a second optical coupling unit, the second light-emitting unit and the second light-receiving unit are mounted on the second circuit board, the second optical coupling unit is positioned above the second light-emitting unit and the second light-receiving unit, opposite ends of the first optical fiber are inserted into the first main body and the second main body and correspond to the first light-emitting unit and the second light-receiving unit, opposite ends of the second optical fiber are inserted into the first main body and the second main body and correspond to the first light-receiving unit and the second light-emitting unit, the first light-emitting unit is configured to convert the second electric signal to the second optical signal, the second light-emitting unit is configured to convert the first electric signal to the first optical signal, the first light-receiving unit is configured to convert the first optical signal to the first electric signal, and the second light-receiving unit is configured to convert the second optical signal to the second electric signal, the first optical coupling unit comprises a first optical surface, a second optical surface perpendicular to the first optical surface, and a first reflection surface oblique relative to the first and second optical surfaces, two first converging lenses are formed on the first optical surface, and two second converging lenses are formed on the second optical surface corresponding to the first converging lenses, the first optical coupling unit is mounted on the first circuit board, and the first converging lenses are aligned with the first light-emitting unit and the first light-receiving unit, the first optical coupling unit further comprises a first top surface, a first bottom surface opposite to the first top surface, and a first front surface perpendicular interconnected between the first top surface and the first bottom surface, the first top surface defines a first top recess, the first bottom surface defines a first bottom recess, the first front surface defines a first cutout, the first optical coupling unit further comprises a first surface parallel to the first top surface, a second surface perpendicularly interconnected between the first top surface and the first surface, and the first reflection surface is obliquely interconnected between the first top surface and the first surface, the first optical surface in the first bottom recess and the second optical surface in the first cutout, and the first surface, the second surface, and the first reflection surface are positioned in the first top recess.