ClassID:

220842

H03H11/0466 - CPC Classification

Classification description:

Networks using active elements; Multiple-port networks; Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters Filters combining transconductance amplifiers with other active elements, e.g. operational amplifiers, transistors, voltage conveyors

Recent Application in this class:
#1
20240113674
2024-04-04

Semiconductor Device And Electronic Apparatus

#2
20230291390
2023-09-14

BASEBAND FILTER FOR CURRENT-MODE SIGNAL PATH

#3
20230198505
2023-06-22

Baseband filter for current-mode signal path

#4
20210218382
2021-07-15

N-PATH BANDSTOP FILTER WITH EXTENDED SPURIOUS-FREE UPPER PASSBAND

#5
20210105007
2021-04-08

Reconfigurable analog filter and integrated circuit including the same

#6
20190190497
2019-06-20

Active resonator system with tunable quality factor, frequency, and impedance

#7
20180351535
2018-12-06

Active biquad filter with oscillator circuit

#8
20180337660
2018-11-22

Impedance converter to achieve negative capacitance and/or negative inductance for radio frequency front end matching

#9
20180241359
2018-08-23

Amplifier, filter, communication apparatus and network node

#10
20180013408
2018-01-11

Synthesized inductance circuit

#11
20170126206
2017-05-04

Active resonator system with tunable quality factor, frequency, and impedance

#12
20160380593
2016-12-29

Harmonic rejection translational filter

#13
20160322957
2016-11-03

Frequency selective circuit

#14
20160241214
2016-08-18

Bandpass filter providing wide gain control range

#15
20150084688
2015-03-26

Baseband processing circuitry

#16
20140118083
2014-05-01

Electronically tunable active duplexer system and method

#17
20130285715
2013-10-31

Transconductance-enhancing passive frequency mixer

#18
20130265106
2013-10-10

Transconductance adjustment circuit, circuit device, and electronic apparatus

#19
20090189687
2009-07-30

Multi-mode reconstruction filter

#20
20090108926
2009-04-30

FILTER CIRCUIT

#21
16191878
2020-01-21

Multi-gain transconductance amplifier

#22
14731178
2016-08-16

Method and apparatus to reconfigure a filter

#23
14573144
2016-04-19

Injecting a tone for image rejection calibration

#24
14558851
2016-04-26

Programmable filter