Patent classifications
H
ELECTRICITY
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H02
GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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H02M
APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
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3/00
Conversion of DC power input into DC power output
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H02M3/02
without intermediate conversion into AC
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H02M3/10
using discharge tubes with control electrode or semiconductor devices with control electrode
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H02M3/125
using devices of a thyratron or thyristor type requiring extinguishing means
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H02M3/135
using semiconductor devices only
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H02M3/137
with automatic control of output voltage or current, e.g. switching regulators
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