ClassID:

227543

H04M3/085 - CPC Classification

Classification description:

Automatic or semi-automatic exchanges; Indicating faults in circuits or apparatus Fault locating arrangements

Recent Application in this class:
#1
20260059047
2026-02-26

DETECTING A DISCONNECT AT A DSLAM

#2
20240364810
2024-10-31

MITIGATING CALL SETUP DISRUPTIONS

#3
20240129404
2024-04-18

DSL FAULT LOCATION

#4
20230179701
2023-06-08

METHODS AND SYSTEMS FOR RECONSTRUCTING COMMUNICATION SESSIONS USING NATURAL LANGUAGE PROCESSING

#5
20210037131
2021-02-04

Method and network analyzer of evaluating a communication line

#6
20200204680
2020-06-25

Framework for predictive customer care support

#7
20190349481
2019-11-14

SYSTEM AND METHOD FOR TRACING A COMMUNICATIONS PATH OVER A NETWORK

#8
20190312655
2019-10-10

Method for determining a distance to a passive intermodulation source, an apparatus and a computer program product

#9
20180278742
2018-09-27

Line fault localisation

#10
20180227014
2018-08-09

Methods and devices for determining termination characteristics of an electrically conductive line

#11
20180213081
2018-07-26

Method and device for detecting a broken binder

#12
20180159869
2018-06-07

Method, mobile switching centre, MSC, and a computer program product for detecting interconnect bypass

#13
20180115640
2018-04-26

METHOD AND DEVICE FOR DETERMINING A CORRECTIVE OPERATION FOR A DIGITAL SUBSCRIBER LINE

#14
20180027113
2018-01-25

Systems, methods, and apparatuses for implementing DSL line fault determination and localization via selt, delt, and melt diagnostics

#15
20170303118
2017-10-19

MANAGING DIGITAL PRE-DISTORTION TRAINING IN RADIO TRANSCEIVERS

#16
20170230851
2017-08-10

Localizing faults in wireless communication networks

#17
20170230272
2017-08-10

Fault monitoring in a utility supply network

#18
20170006486
2017-01-05

Detecting cellular connectivity issues in a wireless communication network

#19
20160100047
2016-04-07

CORE SERVICES PLATFORM FOR WIRELESS VOICE, DATA AND MESSAGING NETWORK SERVICES

#20
20150334225
2015-11-19

Fault localisation

#21
20150124860
2015-05-07

Systems and methods for loop length and bridged tap length determination of a transmission line

#22
20150085996
2015-03-26

Diagnostic methods for twisted pair telephone lines based on line data distribution analysis

#23
20150085994
2015-03-26

Cable damage detection

#24
20150049864
2015-02-19

Pre-installation frequency domain premises wiring tests

#25
20150030138
2015-01-29

Method and apparatus for detecting and locating loop impairments

#26
20140376702
2014-12-25

Device and method for detecting absence of a POTS splitter in a digital subscriber line

#27
20140321623
2014-10-30

Method and device for identification of an impairment within a telecommunication line

#28
20140269876
2014-09-18

Detecting faults affecting communications links

#29
20140211836
2014-07-31

Systems and methods for loop length and bridged tap length determination of a transmission line

#30
20130163452
2013-06-27

Systems and methods for adjusting carrier quality metrics for intrinsic impariments

#31
20120281818
2012-11-08

System and method for detecting anomalies along telecommunication lines

#32
20120231785
2012-09-13

Core services platform for wireless voice, data and messaging network services

#33
20120072192
2012-03-22

Systems and methods for loop length and bridged tap length determination of a transmission line

#34
20110292980
2011-12-01

Detecting faults affecting communications links

#35
20110285400
2011-11-24

Methods for determining the location of a defect in a wired transmission line and systems according to such methods

#36
20110268128
2011-11-03

Method for grouping terminations

#37
20110243001
2011-10-06

Method of analysis for internet telephone quality and its interference

#38
20110228790
2011-09-22

Conditional execution of commands

#39
20110026569
2011-02-03

Systems and methods for loop length and bridged tap length determination of a transmission line

#40
20100296633
2010-11-25

Method and arrangement for loop qualification in a digital subscriber line (DSL) system

#41
20100246805
2010-09-30

Crosstalk identification for spectrum management in broadband telecommunications systems

#42
20100142602
2010-06-10

Systems and methods for loop length and bridged tap length determination of a transmission line

#43
20100114529
2010-05-06

DSL diagnosis expert system and method

#44
20100052693
2010-03-04

Method and apparatus for measuring data rates

#45
20090289848
2009-11-26

GPS for communications facility records

#46
20090245475
2009-10-01

Method for identifying a device transmitting an echo signal, echo source identifying method for identifying echo source, measuring apparatus for identifying a source of an echo, and echo source identifying apparatus

#47
20090067353
2009-03-12

System and method for detecting anomalies along telecommunication lines

#48
20090052632
2009-02-26

CENTER OFFICE WIDEBAND DEVICE WITH SELF-DETECTION FUNCTION AND DETECTING METHOD THEREOF

#49
20080298555
2008-12-04

Systems and methods for loop length estimation based on per-port calibration

#50
20080288190
2008-11-20

Systems and methods to determine an impedance mismatch

#51
20080279269
2008-11-13

Systems and methods for loop termination detection based on per-port calibration

#52
20080240368
2008-10-02

Systems and methods for bridge tap detection based on per-port calibration

#53
20080224928
2008-09-18

GPS for communications facility records

#54
20080219413
2008-09-11

SYSTEMS AND METHODS FOR LOOP GAUGE DETECTION BASED ON PER-PORT CALIBRATION

#55
20080151742
2008-06-26

Determining information indicating a length of a part of a first cable

#56
20080043927
2008-02-21

Automated telephone line test apparatus with intelligent diagnostic function

#57
20080030202
2008-02-07

Method and apparatus for measuring data rates

#58
20070211865
2007-09-13

Methods and computer program products for tracking modifications in physical plant during maintenance of a communication network

#59
20060273957
2006-12-07

GPS for communications facility records

#60
20060227940
2006-10-12

Double-ended line probing (DELP) for DSL systems

#61
20060198500
2006-09-07

Method and apparatus for localizing in-house wiring defects

#62
20060167642
2006-07-27

KVM switch configured to estimate a length of a conductor

#63
20060143548
2006-06-29

Error detection and reporting

#64
20060098725
2006-05-11

DSL system estimation including known DSL line scanning and bad splice detection capability

#65
20060007991
2006-01-12

Channel fault detection for channel diagnostic systems

#66
20050243904
2005-11-03

Method for detecting bridged taps on telephony cable

#67
20050210313
2005-09-22

Method and system of cataloging and detecting network faults

#68
20050123121
2005-06-09

Call failure recording

#69
20050123031
2005-06-09

System and method for detecting anomalies along telecommunication lines

#70
20050123030
2005-06-09

Systems and methods for loop length and bridged tap length determination of a transmission line

#71
20050105473
2005-05-19

Crosstalk identification for spectrum management in broadband telecommunications systems

#72
20050083860
2005-04-21

Determining distance to echo points on a wire-line medium

#73
20050036587
2005-02-17

Telecommunications line test extension apparatus

#74
16123906
2021-01-05

Systems and methods for locating faults in a telecommunication line using line test data

#75
14511442
2017-10-31

Wireless customer experience fault analytics system and method of operation