H04L25/12 - CPC Classification Index

ClassID:

225840 ⎘

H04L25/12 - CPC Classification

Classification description:

Baseband systems; Details ; arrangements for supplying electrical power along data transmission lines Compensating for variations in line impedance

Recent Application in this class:

20250350510

2025-11-13

Transmission Circuit, Transmission Method and Transmission and Reception System

20240414034

2024-12-12

ORTHOGONAL IMPEDANCE TUNING AND FEED FORWARD EQUALIZATION FOR SEGMENTED MULTIPLE LEVEL SST TRANSMITTER

20230224101

2023-07-13

COMMUNICATION CHANNEL CALIBRATION FOR DRIFT CONDITIONS

20220052802

2022-02-17

Communication channel calibration for drift conditions

20210063444

2021-03-04

Circuit for a bus system and method for operating a circuit

20200351038

2020-11-05

Communication channel calibration for drift conditions

20190334745

2019-10-31

Fast-settling voltage reference generator for SERDES applications

20190305925

2019-10-03

Communication channel calibration for drift conditions

20190272248

2019-09-05

Bus driver circuit

#10

20190238392

2019-08-01

Method and apparatus for configurating transmission mode in copper wire based network

#11

20190158069

2019-05-23

Transmission line with device for limiting losses through impedance mismatch

#12

20180302063

2018-10-18

Transmission line with device for limiting losses through impedance mismatch

#13

20180198443

2018-07-12

Communication node

#14

20170331615

2017-11-16

Communication channel calibration for drift conditions

#15

20170180167

2017-06-22

Automatic impedance matching for a radiofrequency reception chain

#16

20160323125

2016-11-03

System and method of data communication that compensates for wire characteristics

#17

20160226558

2016-08-04

De-embedding cable effect for waveform monitoring for arbitrary waveform and function generator

#18

20160056948

2016-02-25

Communication channel calibration for drift conditions

#19

20150372844

2015-12-24

Wideband Parasitic Capacitance Cancellation for High Speed Switches in Serial Communication

#20

20150229468

2015-08-13

Communication channel calibration for drift conditions

#21

20140192940

2014-07-10

Communication channel calibration for drift conditions

#22

20140029702

2014-01-30

Receiver

#23

20140029699

2014-01-30

Reception circuit

#24

20120257103

2012-10-11

Small form factor pluggable unit with signal conversion capabilities

#25

20120155526

2012-06-21

Communication channel calibration for drift conditions

#26

20110148494

2011-06-23

Signal driver with first pulse boost

#27

20110035170

2011-02-10

Time-of-flight measurement based on transfer function and simulated exponential stimulus

#28

20090290649

2009-11-26

SIGNAL PROPAGATION CIRCUIT AND SIGNAL PROCESSING APPARATUS

#29

20090233565

2009-09-17

Receiving device for adjusting energy of a received signal sent over a transmission line

#30

20090058480

2009-03-05

Scheme for controlling rise-fall times in signal transitions

#31

20080317166

2008-12-25

Methods for propagating a non sinusoidal signal without distortion in dispersive lossy media

#32

20080106298

2008-05-08

MOS linear region impedance curvature correction

#33

20080061820

2008-03-13

MOS linear region impedance curvature correction

#34

20070280393

2007-12-06

Communication channel calibration for drift conditions

#35

20070143052

2007-06-21

Calibration circuit and semiconductor device incorporating the same

#36

20060291574

2006-12-28

Communication channel calibration for drift conditions

#37

20060195806

2006-08-31

Method and apparatus for quantifying the timing error induced by an impedance variation of a signal path

#38

20050213684

2005-09-29

Methods for propagating a non sinusoidal signal without distortion in dispersive lossy media

#39

20050163203

2005-07-28

Communication channel calibration for drift conditions

#40

20050088199

2005-04-28

MOS linear region impedance curvature correction

#41

15954072

2019-07-09

Fast-settling voltage reference generator for serdes applications

#42

15917244

2019-02-26

Adjustable electric control equalization circuit of cable television networks