ClassID:

227576

H04M3/305 - CPC Classification

Classification description:

Automatic or semi-automatic exchanges; Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring; Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance

Sub-classes:
Recent Application in this class:
#1
20260089863
2026-03-26

METHOD AND APPARATUS FOR GENERALIZED CONTROL OF DEVICES

#2
20250324535
2025-10-16

Perceptible Indicators of Wires Being Attached Correctly to Controller

#3
20250280504
2025-09-04

Method of Digital Labeling Control System Terminals That Enables Guided Wiring

#4
20250203801
2025-06-19

Control System Having an Adjacent Electronic Display for Auto Labeling and Guided Wiring

#5
20250031335
2025-01-23

Automated Point Mapping Generation

#6
20240422934
2024-12-19

CONTROLLER WITH MOVEABLE INTERACTIVE SCREEN

#7
20240397655
2024-11-28

Semantic Labeling Analytics

#8
20240349437
2024-10-17

Perceptible Indicators of Wires Being Attached Correctly to Controller

#9
20240284627
2024-08-22

METHOD AND APPARATUS FOR GENERALIZED CONTROL OF DEVICES

#10
20240244783
2024-07-18

Methods, controllers, and machine-readable storage media for automated commissioning of equipment

#11
20240090154
2024-03-14

DISTRIBUTED BUILDING AUTOMATION CONTROLLERS

#12
20230328912
2023-10-12

Method and apparatus for generalized control of devices

#13
20230208968
2023-06-29

Telephone Line Testing Apparatus With Remote Control

#14
20230180420
2023-06-08

Methods, controllers, and machine-readable storage media for automated commissioning of equipment

#15
20230120713
2023-04-20

Perceptible indicators that wires are attached correctly to controller

#16
20220418141
2022-12-29

Method of building automation heat load and user preference inferring occupancy via network systems activity

#17
20220408584
2022-12-22

Distributed building automation controllers

#18
20220317173
2022-10-06

Detecting a single wire interruption

#19
20220312618
2022-09-29

Method of Digital Labeling Control System Terminals That Enables Guided Wiring

#20
20220070293
2022-03-03

Automated line testing

#21
20220069863
2022-03-03

Perceptible indicators of wires being attached correctly to controller

#22
20220067261
2022-03-03

Digital labeling control system terminals that enable guided wiring

#23
20220067230
2022-03-03

Building automation programming using UI representations of physical models

#24
20220066761
2022-03-03

Method and apparatus for generalized control of devices

#25
20220066754
2022-03-03

Semantic labeling analysis

#26
20220066722
2022-03-03

Controller with moveable interactive screen

#27
20220066434
2022-03-03

Methods, controllers, and machine-readable storage media for automated commissioning of equipment

#28
20220066432
2022-03-03

Control system having an adjacent electronic display for auto labeling and guided wiring

#29
20220066405
2022-03-03

Methods and systems of building automation state load and user preference via network systems activity

#30
20220066402
2022-03-03

Distributed building automation controllers

#31
20200382161
2020-12-03

Measurement method

#32
20200137220
2020-04-30

SYSTEM AND METHOD FOR SERVICE DELIVERY

#33
20200014795
2020-01-09

Load coil measurement in a network using a pseudorandom binary sequence (PRBS) based technique

#34
20180205731
2018-07-19

Authentication and access to a device of a fixed line communication device

#35
20160191685
2016-06-30

Communication apparatus and control method for the same

#36
20150349842
2015-12-03

Fault identification using line attenuations

#37
20150334225
2015-11-19

Fault localisation

#38
20150163349
2015-06-11

SELT BASED DIAGNOSTIC METHODS & SYSTEMS FOR TWISTED PAIR TELEPHONE LINES

#39
20150085994
2015-03-26

Cable damage detection

#40
20150063551
2015-03-05

Data processing in a digital subscriber line environment

#41
20150043720
2015-02-12

Apparatus, systems and methods of common-mode rejection ratio based diagnostics

#42
20150009846
2015-01-08

Method and system for diagnostics and troubleshooting in home network deployments

#43
20140198667
2014-07-17

Measurement method

#44
20130238308
2013-09-12

Modular unit for stimulating performance in multi-lines digital subscriber line (xDSL) system

#45
20130080550
2013-03-28

VOICE INSTANT MESSAGING

#46
20130073650
2013-03-21

Establishing audio communication sessions

#47
20130073649
2013-03-21

Voice messaging interface

#48
20120307982
2012-12-06

HOME WIRING TEST SYSTEM USING FREQUENCY-BASED MEASUREMENT TECHNIQUES

#49
20120306895
2012-12-06

HOME WIRING TEST SYSTEMS AND METHOD

#50
20120063499
2012-03-15

Line testing

#51
20120027067
2012-02-02

Narrowband diagnostics for twisted pair wiring

#52
20110320553
2011-12-29

Voice instant messaging

#53
20110142206
2011-06-16

Automated DSL performance adjustment

#54
20110075716
2011-03-31

Cable modem

#55
20100232578
2010-09-16

Line testing

#56
20100111268
2010-05-06

Method and apparatus for replacement connection verification during migration from an analog network element to a next generation network element

#57
20100074416
2010-03-25

Methods and systems for performing special service maintenance and Installation operations in a telecommunications system

#58
20090268879
2009-10-29

Characteristics determination of a digital subscriber line

#59
20090268878
2009-10-29

System and method for remote testing of a subscriber loop

#60
20090262905
2009-10-22

Method and device for determining the leakage resistance of at least one wire of a subscriber line having a number of wires in a communication network

#61
20090210554
2009-08-20

Non intrusive control process for an XDSL type transmission line

#62
20090110184
2009-04-30

System to provide real loops for sidetone measurement with analog telephones

#63
20080294359
2008-11-27

Method and device for testing communication circuits

#64
20080074122
2008-03-27

LINE ANALYZER WITH AUTOMATIC PAIR COMBINATION SEQUENCING

#65
20080043960
2008-02-21

Methods and systems for performing special service maintenance and installation operations in a telecommunications system

#66
20080043927
2008-02-21

Automated telephone line test apparatus with intelligent diagnostic function

#67
20080025476
2008-01-31

Method and apparatus for line testing

#68
20080025347
2008-01-31

Method and system for dynamic latency management and drift correction

#69
20070283068
2007-12-06

Circuit and method for providing access to a test and/or monitoring system

#70
20070263777
2007-11-15

Apparatus and method for measuring loop insertion loss single-endedly

#71
20070263776
2007-11-15

Apparatus and method for measuring loop insertion loss single-endedly

#72
20070230686
2007-10-04

Method and devices for providing wetting current

#73
20070230514
2007-10-04

Temporal drift correction

#74
20070210809
2007-09-13

Joint fault detection

#75
20070147591
2007-06-28

Autonomous metallic supervision with sealing current

#76
20070121828
2007-05-31

3-way call detection system and method

#77
20070121795
2007-05-31

System and method of determining latent failures in telephone wire-pair power distribution

#78
20070041511
2007-02-22

Apparatus and method for processing a signal under test for measuring the impedance of a device under test

#79
20070014393
2007-01-18

Method and arrangement for estimation of line properties

#80
20060290339
2006-12-28

Measuring a capacitive property of a communication line

#81
20060265191
2006-11-23

System for measuring the effect of an ADSL splitter

#82
20060222167
2006-10-05

System and method for completing incomplete records in a database of twisted cable pair information

#83
20060193444
2006-08-31

Line testing apparatus and method

#84
20060182231
2006-08-17

Apparatus and method for processing acquired signals for measuring the impedance of a device under test

#85
20060167642
2006-07-27

KVM switch configured to estimate a length of a conductor

#86
20060164101
2006-07-27

Test method and apparatus for in-house wiring problems

#87
20060159231
2006-07-20

Apparatus and method for measuring loop insertion loss single-endedly

#88
20050258841
2005-11-24

Method and apparatus for measuring electrical properties of communication lines

#89
20050163287
2005-07-28

Method and apparatus for single end loop testing for DSL provisioning and maintenance

#90
20050163286
2005-07-28

Automated DSL performance adjustment

#91
20050141673
2005-06-30

Fault detection method and apparatus for telephone lines

#92
20050122916
2005-06-09

Method and apparatus for determining electrical distance of a telephone line

#93
20050111654
2005-05-26

3-Way call detection system

#94
20050027456
2005-02-03

Method and arrangement for signal loop test

#95
18409681
2026-05-12

Automated terminal wiring modification