Patents-Review.com
ClassID:

218838 ⎘

H03C1/06 - CPC Classification

Classification description:

Amplitude modulation; Details Modifications of modulator to reduce distortion, e.g. by feedback, and clearly applicable to more than one type of modulator

Recent Application in this class:
#1
20230308323
2023-09-28

Methods and apparatus to reduce variations for on-off keying transmissions

 #2
20210306188
2021-09-30

Processing amplitude modulation signals with noise estimation

 #3
20210152126
2021-05-20

Zero IF transmitter with decoupling between mixer and programmable gain stage

 #4
20200177130
2020-06-04

Zero if transmitter with decoupling between mixer and programmable gain stage

 #5
20160344376
2016-11-24

Phase modulation noise reducer

 #6
20150270835
2015-09-24

Phase modulation noise reducer

 #7
20140300426
2014-10-09

Quadrature power amplifier having increased efficiency

 #8
20130343484
2013-12-26

Distortion compensation circuit, and transmission device using distortion compensation circuit and high-frequency power amplifier

 #9
20120133412
2012-05-31

Square wave signal component cancellation

 #10
20120094712
2012-04-19

Amplitude modulator

 #11
20100097102
2010-04-22

Semiconductor integrated circuit and method for testing semiconductor integrated circuit

 #12
20090261918
2009-10-22

DC offset cancellation circuit for modulator using 1-bit signal conversion

 #13
20080089453
2008-04-17

Modulation circuit having DC offset level control circuit

 #14
20060068726
2006-03-30

Transmitter and radio communication terminal using the same

 #15
20050130609
2005-06-16

Transmitter circuit and method for modulation distortion compensation

 #16
20050032488
2005-02-10

System and method for current-mode amplitude modulation

 #17
14872107
2017-05-16

Device and method for saturation prevention by transfer function modulation associated with conditioning of electrical current or voltage