ClassID:

223546

H04B3/462 - CPC Classification

Classification description:

Line transmission systems; Details; Monitoring; Testing Testing group delay or phase shift, e.g. timing jitter

Sub-classes:
Recent Application in this class:
#1
20240214030
2024-06-27

METHOD, CIRCUIT ARRANGEMENT, AND SYSTEM FOR IDENTIFYING IMPEDANCE CHANGES IN A SIGNAL LINE

#2
20240178881
2024-05-30

System and method for power line communication (PLC) signal data body encoding using differential phase detection

#3
20240089076
2024-03-14

PHOTONIC PRECISION DELAY COMPONENT FOR HIGH DYNAMIC DELAY RANGE

#4
20230034831
2023-02-02

Communication device, industrial machine, and communication-quality-determining method

#5
20210399764
2021-12-23

NEAR-END CROSSTALK CANCELLATION SYSTEM

#6
20210314026
2021-10-07

Power distribution system for 3 phase balanced loads

#7
20210281465
2021-09-09

Detection and mitigation of oscillator phase hit

#8
20210247480
2021-08-12

System and method for blind differential time-of-arrival estimation

#9
20210211144
2021-07-08

Efficient polyphase architecture for interpolator and decimator

#10
20210075586
2021-03-11

Method for measuring and correcting multiwire skew

#11
20200412410
2020-12-31

Power line communication method and apparatus

#12
20200119901
2020-04-16

Method for measuring and correcting multiwire skew

#13
20200052726
2020-02-13

Efficient polyphase architecture for interpolator and decimator

#14
20190305819
2019-10-03

Integrated circuit

#15
20190296793
2019-09-26

Cable tracking by electromagnetic emission

#16
20190238180
2019-08-01

Method and system for calibrating multi-wire skew

#17
20190165834
2019-05-30

Cable tracking by electromagnetic emission

#18
20190107572
2019-04-11

Systems and methods for break detection

#19
20180254785
2018-09-06

Efficient polyphase architecture for interpolator and decimator

#20
20180175909
2018-06-21

Radio frequency device and corresponding method

#21
20180115329
2018-04-26

Efficient polyphase architecture for interpolator and decimator

#22
20180062883
2018-03-01

C-PHY training pattern for adaptive equalization, adaptive edge tracking and delay calibration

#23
20180045761
2018-02-15

Jitter and eye contour at BER measurements after DFE

#24
20180024175
2018-01-25

Method and apparatus to evaluate audio equipment for dynamic distortions and or differential phase and or frequency modulation effects

#25
20170244447
2017-08-24

ADAPTIVE LINE EQUALIZER FOR IMPROVING DATA COMMUNICATION OVER LESS THAN PERFECT POWER LINES OR TRANSMISSION LINES

#26
20170212976
2017-07-27

Assigning nets to wiring planes using zero wire load and signal propagation timing for chip design

#27
20170170871
2017-06-15

Method and apparatus to determine electric power network anomalies using a coordinated information exchange among smart meters

#28
20170141813
2017-05-18

Method and apparatus to determine electric power network anomalies using a coordinated information exchange among smart meters

#29
20170026083
2017-01-26

Time based equalization for a C-PHY 3-phase transmitter

#30
20160301522
2016-10-13

Apparatus and methods for burst mode clock and data recovery for high speed serial communication links

#31
20160226734
2016-08-04

Multi-wire signaling with matched propagation delay among wire pairs

#32
20160191119
2016-06-30

Phase error detector and optical disc device

#33
20150381340
2015-12-31

Multi-wire signaling with matched propagation delay among wire pairs

#34
20150271037
2015-09-24

Multi-wire electrical parameter measurements via test patterns

#35
20150093998
2015-04-02

System and method for confirming radio frequency (RF) signal connection integrity with multiple devices under test (DUTs) to be tested concurrently

#36
20150085909
2015-03-26

Methods for canceling interfering wireless signals in cable customer premises equipment devices and outside plant

#37
20150085908
2015-03-26

Method for canceling interfering wireless signals in cable customer premises equipment devices

#38
20140256268
2014-09-11

System and method for confirming radio frequency (RF) signal connection integrity with multiple devices under test (DUTs) to be tested concurrently

#39
20140253387
2014-09-11

High-resolution link-path delay estimator and method for estimating a signal-path delay

#40
20140253200
2014-09-11

Link path delay estimator that combines coarse and fine delay estimates

#41
20130114955
2013-05-09

Method and system for testing jitter compatibility

#42
20110288820
2011-11-24

Method and network analyzer for measuring group runtime in a measuring object

#43
20110243206
2011-10-06

Power back-off mode and circuit for 100BaseT

#44
20110035170
2011-02-10

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

#45
20110032976
2011-02-10

Start-up Procedure Method and Timing Recovery for Receiver of Communication System

#46
20110015882
2011-01-20

Method for improving fault detection and positioning precision using reflectometry in a wired electrical network

#47
20100020859
2010-01-28

Signal transmission apparatus and signal transmission control method

#48
20100001806
2010-01-07

Aggressor/victim transmission line pair having spaced time delay modules for providing cross-talk reduction

#49
20090290626
2009-11-26

Programmable duty cycle distortion generation circuit

#50
20090161744
2009-06-25

Method for estimating and monitoring timing errors in packet data networks

#51
20090122849
2009-05-14

Testability technique for phase interpolators

#52
20090086801
2009-04-02

Method for reliable injection of deterministic jitter for high speed transceiver simulation

#53
20080317166
2008-12-25

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

#54
20080150599
2008-06-26

Method and apparatus for generating random jitter

#55
20080077828
2008-03-27

Communication apparatus and communication system

#56
20070225927
2007-09-27

Method and an apparatus for measuring noise

#57
20070201543
2007-08-30

Dynamic phase offset measurement

#58
20070133667
2007-06-14

Timing lock detection apparatus and method for digital broadcasting receiver

#59
20060291548
2006-12-28

Device and method for measuring jitter

#60
20060251163
2006-11-09

Time difference adjustment circuit

#61
20060167642
2006-07-27

KVM switch configured to estimate a length of a conductor

#62
20060156147
2006-07-13

Method and apparatus for measuring group delay of a device under test

#63
20050286424
2005-12-29

Differential delay compensation and measurement in bonded systems

#64
20050271131
2005-12-08

System and method for generating a jittered test signal

#65
20050238094
2005-10-27

Method and an apparatus for measuring phase noise

#66
20050213684
2005-09-29

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

#67
20050174949
2005-08-11

Hand-held tester and method for local area network cabling

#68
20050111536
2005-05-26

Method for determining jitter of a signal in a serial link and high speed serial link

#69
17175901
2023-08-08

Systems and methods for break detection

#70
16135508
2019-11-19

Phase aligning phase locked loop (PLL) circuit

#71
15881512
2019-03-26

Method and system for calibrating multi-wire skew

#72
14941192
2017-02-07

Method and apparatus to determine electric power network anomalies using a coordinated information exchange among smart meters

#73
14827875
2016-05-31

Hybrid analog/digital clock recovery system