CPC Subgroup
H10F 30/26 the devices having three or more potential barriers, e.g. photothyristors
Full Title
Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors > the devices having potential barriers, e.g. phototransistors > the devices being sensitive to infrared, visible or ultraviolet radiation > the devices having three or more potential barriers, e.g. photothyristors
1 direct subcode
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