Patent ID: 7978939
Filing Date: 2011-07-12
Classification: G02B,H01L

Abstract:
1. An optical module comprising: a driving integrated circuit (IC); an amplifying IC; a light-emitting element array comprising a plurality of light-emitting elements; a light-receiving element array comprising a plurality of light-receiving elements; and an optical waveguide comprising a clad and a plurality of cores respectively with optical path changing portions, the cores being disposed in the clad with an interval, wherein said plurality of optical path changing portions are optically connected to said plurality of light-emitting elements and said plurality of light-receiving elements, the light-emitting element array and the light-receiving element array are respectively formed at first and second oblique angles with respect to a formation direction of the cores, said plurality of optical path changing portions are provided with the cores in accordance with an arrangement of the light-emitting element array and the light-receiving element array, the light-emitting elements do not overlap the light-receiving elements in a formation direction of the cores, and the driving IC and the amplifying IC are not disposed between the light-emitting element array and the light-receiving element array.