ClassID:

223507

H04B3/02 - CPC Classification

Classification description:

Line transmission systems Details

Sub-classes:
Recent Application in this class:
#1
20260128748
2026-05-07

HIGH-SPEED DIGITAL TO ANALOG CONVERTER WITH HIGH-SPEED INTERLEAVER AND MISALIGNMENT DETECTOR

#2
20260089036
2026-03-26

SEMICONDUCTOR DEVICE AND TRANSMISSION DEVICE

#3
20260031854
2026-01-29

COMMUNICATION APPARATUS

#4
20250357969
2025-11-20

Communication Method for Calibrating Sensor, Sensor and Sensor Assembly

#5
20250175409
2025-05-29

METHOD AND SYSTEM FOR SUBMARINE CABLE PATH PLANNING

#6
20240324572
2024-10-03

Video fishing system with electrically-conductive fishing line

#7
20240313824
2024-09-19

LEAKY COAXIAL CABLE AND COMMUNICATION SYSTEM

#8
20240223408
2024-07-04

RECONFIGURABLE CIRCUIT FOR DIFFERENTIAL NETWORK INCLUDING CROSS-COUPLED SWITCH

#9
20240195453
2024-06-13

Serial communication link driver circuit with switchable shunt circuit

#10
20240072845
2024-02-29

MOBILE DEVICES, MOBILE SYSTEMS AND OPERATING METHODS THEREOF

#11
20240022084
2024-01-18

CHARGING CABLE, TERMINAL DEVICE, AND COMMUNICATION METHOD

#12
20240000058
2024-01-04

Video fishing system with electrically-conductive fishing line

#13
20230336210
2023-10-19

COMMUNICATION APPARATUS

#14
20230318161
2023-10-05

COMMUNICATION SYSTEM AND TRANSMITTER

#15
20230283320
2023-09-07

METHODS AND SYSTEMS FOR DATA COMMUNICATIONS IN HVAC SYSTEMS

#16
20230276781
2023-09-07

Video fishing system with electrically-conductive fishing line

#17
20230261447
2023-08-17

GROUNDING STRUCTURE, METHOD FOR ASSEMBLING GROUNDING STRUCTURE AND GAS-INSULATED TRANSMISSION LINE

#18
20230253811
2023-08-10

Portable device communicating with charger and method of operating the same

#19
20230246883
2023-08-03

Four Wire High Speed Communication Systems

#20
20230245999
2023-08-03

FORWARDED SUPPLY VOLTAGE FOR DYNAMIC VOLTAGE AND FREQUENCY SCALING WITH STACKED CHIP PACKAGING ARCHITECTURE

#21
20230179253
2023-06-08

Remote device control

#22
20230155694
2023-05-18

INTERFERENCE SUPPRESSION MODULE AND ASSOCIATED METHODS

#23
20230063344
2023-03-02

COMMUNICATION SYSTEM, TRANSMISSION APPARATUS, RECEPTION APPARATUS, MATRIX GENERATION APPARATUS, COMMUNICATION METHOD, TRANSMISSION METHOD, RECEPTION METHOD, MATRIX GENERATION METHOD AND RECORDING MEDIUM

#24
20230025017
2023-01-26

Signal processing circuit, contactless connector, signal processing method and storage medium

#25
20220399916
2022-12-15

Signal processing system and method for identifying and pairing a signal transmitting device

#26
20220321316
2022-10-06

Signaling method to enable full duplex in next generation docsis cable modem standard

#27
20220278665
2022-09-01

Signal transmission circuit and signal transmission system

#28
20220271796
2022-08-25

Mobile devices, mobile systems and operating methods thereof

#29
20220224574
2022-07-14

Master module and non-transitory computer readable medium

#30
20220173620
2022-06-02

Electrical isolation in transferring power and data signals between completion systems in a downhole environment

#31
20220140862
2022-05-05

Configuring dedicated service flows for home networks

#32
20220094502
2022-03-24

On-board communication system and on-board cable

#33
20220075439
2022-03-10

Slave communication apparatus and master communication apparatus

#34
20220060039
2022-02-24

Portable device communicating with charger and method of operating the same

#35
20210408926
2021-12-30

Isolated switching power converter with data communication between primary and secondary sides

#36
20210367317
2021-11-25

Communication system and transmitter

#37
20210343141
2021-11-04

Monitoring equipment for cables

#38
20210328688
2021-10-21

COMMUNICATION SYSTEM

#39
20210273678
2021-09-02

10-meter 100 Gbps copper wire ethernet cable

#40
20210272507
2021-09-02

Receiving circuit

#41
20210204495
2021-07-08

IRRIGATION SYSTEM AND CONTROL METHOD THEREOF, IRRIGATION APPARATUS, AND CONVEYING PIPE

#42
20210203380
2021-07-01

Mobile devices, mobile systems and operating methods thereof

#43
20210159981
2021-05-27

Assignment and/or installation of cable modem devices to be used with a hybrid fiber coaxial network part of a broadband access network

#44
20210111589
2021-04-15

Electrical isolation in transferring power and data signals between completion systems in a downhole environment

#45
20210099107
2021-04-01

Power wiring network apparatus

#46
20210092189
2021-03-25

Communication system for air conditioner, and air conditioner

#47
20210083721
2021-03-18

Process control loop bridge

#48
20210075644
2021-03-11

IO-link device

#49
20210067355
2021-03-04

POWER OVER ETHERNET LOCAL DATA PROCESSING

#50
20210051786
2021-02-18

System and method for providing high power factor wired lamp control

#51
20210049772
2021-02-18

AUTOMATED STORE THAT TRACKS SHOPPERS WHO EXIT A VEHICLE

#52
20210006290
2021-01-07

Air conditioning system

#53
20200373965
2020-11-26

Data transmission, in particular on a serial link having a great length

#54
20200373959
2020-11-26

Integrated circuit with physical layer interface circuit

#55
20200366394
2020-11-19

System and method for transmitting radio stations on cable networks with increased data traffic in the VHF range

#56
20200280181
2020-09-03

Tensioning device for a wired energy and/or data transmission path

#57
20200266966
2020-08-20

Signaling method to enable full duplex in next generation Docsis cable modem standard

#58
20200244432
2020-07-30

Data communication system, data communication apparatus, and sensor apparatus

#59
20200228160
2020-07-16

Transmission medium and communication interfaces and methods for use therewith

#60
20200220573
2020-07-09

Method and apparatus for processing uplink signal in cable broadcasting network

#61
20200159298
2020-05-21

System and method of regulating usage of an electronic device

#62
20200158364
2020-05-21

Air conditioner current loop communication circuit and air conditioner

#63
20200067547
2020-02-27

Transmitting apparatus and receiving apparatus

#64
20200059262
2020-02-20

Receiving apparatus and signal transmitting system

#65
20200042073
2020-02-06

Slave communication apparatus and master communication apparatus

#66
20190268081
2019-08-29

Methods and systems for skew tolerance in and advanced detectors for vector signaling codes for chip-to-chip communication

#67
20190263273
2019-08-29

Inter-vehicle transmission system and transmission device

#68
20190248249
2019-08-15

Inter-vehicle transmission system and transmission device

#69
20190204861
2019-07-04

Connection and disconnection differential surge limiter circuit for AC coupled transceiver

#70
20190173660
2019-06-06

Data communication system, data communication apparatus, and sensor apparatus

#71
20190158143
2019-05-23

Ringing suppression circuit

#72
20190148809
2019-05-16

Cable tap

#73
20190146169
2019-05-16

Hybridized cable assembly

#74
20190103739
2019-04-04

Electric power supply system for a vehicle fleet

#75
20190094935
2019-03-28

USB power adapter for enabling USB peripheral device to function as an IoT device

#76
20190093233
2019-03-28

Non-Seed Layer Electroless Plating of Ceramic

#77
20190081911
2019-03-14

Switching using a power bar pass-through card

#78
20190068918
2019-02-28

Methods and apparatus for reducing electromagnetic interference resultant from data transmission over a high-speed audio/visual interface

#79
20190028303
2019-01-24

In-vehicle processing device and in-vehicle system

#80
20180351670
2018-12-06

Methods and systems for skew tolerance in and advanced detectors for vector signaling codes for chip-to-chip communication

#81
20180351601
2018-12-06

Transporting radio signals using a low frequency band over copper cables

#82
20180287770
2018-10-04

Signaling method to enable full duplex in next generation docsis cable modem standard

#83
20180241382
2018-08-23

Repetitive IO structure in a PHY for supporting C-PHY compatible standard and/or D-PHY compatible standard

#84
20180201079
2018-07-19

Inter-vehicle transfer apparatus

#85
20180139630
2018-05-17

Device to guide equipment cable installation between radio ports of a base station and multiple antennas

#86
20180097544
2018-04-05

Controlling power to a load with signals along a power line

#87
20180076912
2018-03-15

Methods and systems for skew tolerance in and advanced detectors for vector signaling codes for chip-to-chip communication

#88
20180069594
2018-03-08

Communication system having a cable with a plurality of stranded uninsulated conductors forming interstitial areas for guiding electromagnetic waves therein and method of use

#89
20180062701
2018-03-01

Reception device and transmission/reception system including same

#90
20180054234
2018-02-22

Communication system having a coupler for guiding electromagnetic waves through interstitial areas formed by a plurality of stranded uninsulated conductors and method of use

#91
20180054233
2018-02-22

Communication system having a cable with a plurality of stranded uninsulated conductors forming interstitial areas for propagating guided wave modes therein and methods of use

#92
20180054232
2018-02-22

Communication cable having a plurality of uninsulated conductors forming interstitial areas for propagating electromagnetic waves therein and method of use

#93
20170366225
2017-12-21

Communication of signals over fuel lines in a vehicle

#94
20170317715
2017-11-02

Transmission medium and communication interfaces and methods for use therewith

#95
20170317714
2017-11-02

Transmission medium and communication interfaces and methods for use therewith

#96
20170302333
2017-10-19

Method and apparatus for communicating network management traffic over a network

#97
20170214460
2017-07-27

Point-to-multipoint digital radio frequency transport

#98
20170201001
2017-07-13

Cable tap

#99
20170187480
2017-06-29

Synchronization of clocks and sensors via exponential-based TDR and communication of exponential-null pulse sequences

#100
20170126390
2017-05-04

Data communication system, data communication apparatus, and sensor apparatus

#101
20170126277
2017-05-04

Connecting element for connecting a first data cable to a second data cable and data line having the connecting element

#102
20170099079
2017-04-06

Method and apparatus for communicating network management traffic over a network

#103
20170085719
2017-03-23

Dynamic line management engine residing in the access network

#104
20160337113
2016-11-17

Digital accessory interface

#105
20160301372
2016-10-13

Configurable transceiver circuit architecture

#106
20160259387
2016-09-08

Detection, classification and mutual recognition of 4 pair power over ethernet

#107
20160211929
2016-07-21

Methods and systems for skew tolerance in and advanced detectors for vector signaling codes for chip-to-chip communication

#108
20160211885
2016-07-21

Radio frequency bitstream generator and combiner providing image rejection

#109
20160204495
2016-07-14

Connector apparatus and communication system

#110
20160173265
2016-06-16

DETECTING UPLINK/DOWNLINK TIME-DIVISION DUPLEXED (TDD) FRAME CONFIGURATIONS TO SYNCHRONIZE TDD DOWNLINK AND UPLINK COMMUNICATIONS BETWEEN TDD COMMUNICATIONS EQUIPMENT

#111
20160173195
2016-06-16

Methods for ingress remediation in cable communication systems

#112
20160164571
2016-06-09

Transmission medium and communication interfaces and methods for use therewith

#113
20150381346
2015-12-31

Methods and systems for selection of unions of vector signaling codes for power and pin efficient chip-to-chip communication

#114
20150381309
2015-12-31

Managing crosstalk in DSL system

#115
20150326379
2015-11-12

Duplex transmission over reduced pairs of twinax cables

#116
20150326376
2015-11-12

Multi-rate transmissions over twinax cables

#117
20150270870
2015-09-24

Fault tolerant transceiver

#118
20150263814
2015-09-17

MULTIMEDIA SYSTEM FOR TRANSPORTATION DEVICE USING SINGLE COMMUNICATION LINE

#119
20150188822
2015-07-02

Choice of initialization technique for load balancing attempts

#120
20150155912
2015-06-04

Medical cable including authentication circuit

#121
20150155911
2015-06-04

Wall-embedded power line communication device

#122
20150130269
2015-05-14

Detection, classification and mutual recognition of 4 pair power over Ethernet

#123
20150071369
2015-03-12

Sensor systems and methods utilizing band pass filter tuning

#124
20150030112
2015-01-29

Three phase clock recovery delay calibration

#125
20140339922
2014-11-20

Data transmission using an electrical machine

#126
20140320275
2014-10-30

Remote operation and control system for pressure filter

#127
20140314163
2014-10-23

Transmitting device and receiving device

#128
20140302802
2014-10-09

Routing and shielding of signal lines to improve isolation

#129
20140301490
2014-10-09

Ingress-mitigated RF cable plants and ingress mitigation methods for same

#130
20140269972
2014-09-18

Low-power, noise insensitive communication channel using logarithmic detector amplifier (LDA) demodulator

#131
20140241440
2014-08-28

High speed data cable using an outer braid to carry a signal

#132
20140192905
2014-07-10

Apparatus for converting terminal polarity for R S communication

#133
20140152457
2014-06-05

Toolstring communication in cable telemetry

#134
20140143818
2014-05-22

Cable communication systems and methods employing 256-QAM upstream channels and having increased upstream capacity for supporting voice and/or data services

#135
20140140542
2014-05-22

Configurable audio transmitter circuitry

#136
20140085018
2014-03-27

First and second differential transmission lines where the second transmission line includes bent portions to surround the first transmission line

#137
20140010542
2014-01-09

Cable communication systems and methods employing QAM upstream channels below 16.4 MHz for increased aggregate deployed upstream capacity

#138
20140010316
2014-01-09

Method and apparatus for checking asynchronous transmission of control signals

#139
20140002087
2014-01-02

Method for simultaneous transmission of high-frequency transmission signals via a common high-frequency line

#140
20130343471
2013-12-26

Signal transmission circuit, signal transmission system, and signal transmission method

#141
20130322556
2013-12-05

On-package input/output clustered interface having full and half-duplex modes

#142
20130287128
2013-10-31

500 Mbps transmission apparatus using 2P line

#143
20130279608
2013-10-24

Transmission method and system

#144
20130266087
2013-10-10

Transmitting device and receiving device

#145
20130169380
2013-07-04

Noise filter and transmission device

#146
20130163996
2013-06-27

Printed circuit board and optical transmission device

#147
20130088993
2013-04-11

Cable communication systems and methods employing TDMA/ATDMA QAM upstream channels below 20 MHz for increased upstream capacity to support voice and/or data services

#148
20130064549
2013-03-14

Ingress-mitigated cable communication systems and methods having increased upstream capacity for supporting voice and/or data services

#149
20130004179
2013-01-03

Neighborhood node mapping methods and apparatus for ingress mitigation in cable communication systems

#150
20120112849
2012-05-10

Data transmission system and semiconductor circuit

#151
20120051238
2012-03-01

System and method for throughput enhancement

#152
20120020416
2012-01-26

Flexible cable and transmission system

#153
20120012358
2012-01-19

High speed data cable with impedance correction

#154
20110248577
2011-10-13

Transmission device using a plurality of elementary return conductors

#155
20110121921
2011-05-26

Transmission system

#156
20100289522
2010-11-18

Signal transmitting device suited to fast signal transmission

#157
20100111202
2010-05-06

Method and apparatus for generating a common-mode reference signal

#158
20100080321
2010-04-01

Method and apparatus for checking asynchronous transmission of control signals

#159
20100061291
2010-03-11

Point-to-multipoint digital radio frequency transport

#160
20090213914
2009-08-27

Capacitive isolation circuitry

#161
20090015289
2009-01-15

Signal transmitting device suited to fast signal transmission

#162
20090003587
2009-01-01

LINE POWERING AN AUXILIARY DEVICE

#163
20080285662
2008-11-20

Transformer data coupler with high common mode immunity

#164
20080112471
2008-05-15

HIGH IMPEDANCE STATE FOR DIGITAL SUVSCRIVER LINE TRANSCEIVERS ON COPPER PAIRS

#165
20080080624
2008-04-03

Encoding bits into simultaneous pulse pairs

#166
20070127710
2007-06-07

Advanced ADSL splitter

#167
20070018683
2007-01-25

Signal transmitting device suited to fast signal transmission

#168
20060140285
2006-06-29

Digital filter circuit and method for blocking a transmission line reflection signal

#169
20060124970
2006-06-15

Device for data exchange between a transmitter and a receiver

#170
20060115008
2006-06-01

Method and apparatus for providing out of band communications over structured cabling

#171
20060109918
2006-05-25

Transformer data coupler with high common mode immunity

#172
20050237954
2005-10-27

Digital subscriber line transmission method, apparatus and system

#173
20050232171
2005-10-20

Digital subscriber line transmission method, apparatus and system

#174
20050208902
2005-09-22

Signal transmission circuit, signal output circuit and termination method of signal transmission circuit

#175
20050157779
2005-07-21

Digital subscriber line communicating system and a transceiver in the system

#176
20050127940
2005-06-16

Signal transmitting device suited to fast signal transmission

#177
20050088962
2005-04-28

Digital filter circuit and method for blocking a transmission line reflection signal

#178
20050088200
2005-04-28

Signal transmitting device suited to fast signal transmission

#179
20050052274
2005-03-10

Resistive temperature device (RTD) module with improved noise immunity

#180
17975215
2023-09-26

Apparatus for detection of packet energy transfer in cables and related methods

#181
17810630
2024-03-26

Systems and methods for extending wireline communication networks

#182
17322408
2023-01-03

Cable loss compensation system for time domain duplexed (TDD) radios using embedded radio frequency (RF) control

#183
17119833
2022-07-05

Systems and methods for extending wireline communication networks

#184
17088111
2021-11-09

Methods and systems for communicating data and control information over a serial link

#185
16892119
2021-06-22

Cable loss compensation system for time domain duplexed (TDD) radios using embedded radio frequency (RF) control

#186
16685400
2020-12-01

Apparatuses and systems for improved copper connections

#187
15955307
2019-09-10

Digital identification of devices attached to serial communication cables

#188
15867788
2019-01-29

Small form-factor pluggable transceiver

#189
14845934
2017-12-26

Single pair PHY with auto-negotiation

#190
14280532
2015-10-06

Device and method for reducing modulation profile memory size

#191
14021394
2017-02-28

Networking system and method

#192
13692467
2016-05-17

Passive intermodulation (PIM) coaxil protection circuit

#193
13667497
2016-02-02

Alternative techniques for processing wireless communication backhaul