H03K17/0422 - CPC Classification Index

ClassID:

221616 ⎘

H03K17/0422 - CPC Classification

Classification description:

Electronic switching or gating, i.e. not by contact-making and –breaking; Modifications for accelerating switching by feedback from the output circuit to the control circuit Anti-saturation measures

Recent Application in this class:

20180115248

2018-04-26

Systems and methods for driving a bipolar junction transistor by adjusting base current with time

20150162906

2015-06-11

Methods for overdriving a base current of an emitter switched bipolar junction transistor and corresponding circuits

20140204627

2014-07-24

Systems and methods for driving a bipolar junction transistor by adjusting base current with time

20120319742

2012-12-20

Systems and methods for driving a bipolar junction transistor by adjusting base current with time

20090153223

2009-06-18

IGBT-driver circuit for desaturated turn-off with high desaturation level

20090040796

2009-02-12

Bipolar transistor drivers

20080106319

2008-05-08

IGBT-Driver circuit for desaturated turn-off with high desaturation level

20070070567

2007-03-29

Desaturation circuit for an IGBT