US PATENT SUBCLASS 257 / 113
.~ With light activation

Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

107  DF  REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) {19}
113.~ With light activation {4}
114  DF  .~.~> With separate light dector integrated on chip with regenerative switching device
115  DF  .~.~> With electrical trigger signal amplification means (e.g., amplified gate, "pilot thyristor", etc.)
116  DF  .~.~> With light conductor means (e.g., light fiber or light pipe) integral with device or device enclosure or package {1}
118  DF  .~.~> With groove or thinned light sensitive portion

DEFINITION

Classification: 257/113

With light activation:

(under subclass 107) Subject matter wherein the regenerative switching device is activated (e.g., turned on and/or off) by light impinging on a light sensitive portion of the device.