CPC Subgroup
H10F 30/21 the devices being sensitive to infrared, visible or ultraviolet radiation
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
6 direct subcodes
Child Classifications
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- H10F 30/22 the devices having only one potential barrier, e.g. photodiodes
- H10F 30/24 the devices having only two potential barriers, e.g. bipolar phototransistors
- H10F 30/26 the devices having three or more potential barriers, e.g. photothyristors
- H10F 30/28 the devices being characterised by field-effect operation, e.g. junction field-effect phototransistors