Patent ID: 11921330
Assignee: NEC CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 10:
11. A light receiving device comprising:
a first light guide body including at least a first light receiving surface and a first emitting end, the second light guide body and guiding signal light entering from the first light receiving surface to the first emitting end;
a second light guide body including at least a second light receiving surface and a second emitting end, the second light receiving surface being connected to the first emitting end of the first light guide body, the second light guide body guiding the signal light entering from the second light receiving surface to the second emitting end; and
a light receiver including a light receiving part connected to the second emitting end, the light receiver converting the signal light received by the light receiving part into an electric signal, wherein
the first light guide body includes a third light receiving surface facing the first light receiving surface, and a third emitting end to which the signal light entering from the third light receiving surface is guided, and
the second light receiving surface of the second light guide body is connected to the first emitting end and the third emitting end of the first light guide body.