H03G1/0047 - CPC Classification Index

ClassID:

220211 ⎘

H03G1/0047 - CPC Classification

Classification description:

Details of arrangements for controlling amplification; Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using photo-electric elements

Recent Application in this class:

20210399703

2021-12-23

Amplifier circuit

20190036498

2019-01-31

BURST MODE TRANS-IMPEDANCE AMPLIFIER

20180088237

2018-03-29

Implementing enhanced CMOS inverter based optical transimpedance amplifier

20170126182

2017-05-04

Implementing enhanced CMOS inverter based optical transimpedance amplifier

20160226458

2016-08-04

Implementing enhanced CMOS inverter based optical transimpedence amplifier

20160226456

2016-08-04

Implementing enhanced CMOS inverter based optical transimpedance amplifier

20140184333

2014-07-03

Feedback amplifier

20060226913

2006-10-12

Circuit for varying gain of preamplifier

14172107

2016-10-18

Photoconductive semiconductor amplifier and switch