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Concentrating photovoltaic module and concentrating photovoltaic power generating system

  • US 20020148497A1
  • Filed: 03/18/2002
  • Published: 10/17/2002
  • Est. Priority Date: 03/23/2001
  • Status: Active Grant
First Claim
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1. A concentrating photovoltaic module comprising:

  • a lightguide member having at least one exit face and a plurality of entrance faces; and

    at least one solar cell placed immediately after the exit face of the lightguide member;

    wherein the lightguide member is comprised of a light transmissive, solid medium having no refractive-index-discontinuity portion and a surface of the lightguide member is smooth, and wherein the lightguide member makes sunbeams incident on the plurality of entrance faces, totally reflected on side faces, and emergent from the exit face.

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