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Cross section (diagram) of a tilted-charge LED with a -type base QW active region.
The characteristic of the tilted-charge LED (Fig. 1) and a device SEM picture (inset).
Tilted-charge LED optical light output characteristic measured from the device (Fig. 2) substrate bottom and the output optical spectrum (inset).
The optical output response of the tilted-charge LED (Fig. 2) at bias currents , 50, and 60 mA showing the −3 dB frequency of 3.2, 5, and 7 GHz, respectively.
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