Edge receptive photodetector devices
The invention is a photodetector device (15) and a lightguide circuit (10) incorporating the device. The photodetector device includes a semiconductor region (32) for absorbing light which is incident on an edge surface (38) of the device. The region (34) above the absorbing region is narrow at the...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | The invention is a photodetector device (15) and a lightguide circuit (10) incorporating the device. The photodetector device includes a semiconductor region (32) for absorbing light which is incident on an edge surface (38) of the device. The region (34) above the absorbing region is narrow at the edge and fans out in the direction of light propagation in the device. |
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