ClassID:

225702

H04L25/0278 - CPC Classification

Classification description:

Baseband systems; Details ; arrangements for supplying electrical power along data transmission lines; Arrangements for coupling to transmission lines Arrangements for impedance matching

Recent Application in this class:
#1
20260100866
2026-04-09

COMMUNICATION SYSTEM

#2
20260095350
2026-04-02

TRANSMITTER CIRCUIT WITH RINGING SUPPRESSION

#3
20260089037
2026-03-26

SEMICONDUCTOR DEVICE AND TRANSMISSION DEVICE

#4
20260081798
2026-03-19

COMMUNICATION CIRCUIT, DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION CIRCUIT CONTROL METHOD

#5
20250379768
2025-12-11

POWER EFFICIENT BIDIRECTIONAL DIE-TO-DIE COMMUNICATION SYSTEMS AND METHODS

#6
20250355826
2025-11-20

MEMORY DEVICES AND SYSTEMS WITH PARALLEL IMPEDANCE ADJUSTMENT CIRCUITRY AND METHODS FOR OPERATING THE SAME

#7
20250350510
2025-11-13

Transmission Circuit, Transmission Method and Transmission and Reception System

#8
20250323811
2025-10-16

LINEAR REDRIVER WITH TUNABLE LOW FREQUENCY AND HIGH FREQUENCY ZERO AT EQUALIZER STAGE

#9
20250202487
2025-06-19

INTEGRATED CIRCUIT WITH CONFIGURABLE ON-DIE TERMINATION

#10
20250175368
2025-05-29

SCALABLE ROUTING TOPOLOGIES THAT ENABLE INCREASED LOADS ON SINGLE-ENDED OR DIFFERENTIAL CHANNELS

#11
20250125998
2025-04-17

HYBRID SOURCE-SERIES TERMINATION DRIVER WITH CONSTANT OUTPUT SWING

#12
20250125775
2025-04-17

DEVICES AND METHODS FOR DETECTING A SATURATION CONDITION OF A POWER AMPLIFIER

#13
20250106072
2025-03-27

TRANSCEIVER PHYSICAL LAYER INTERFACE

#14
20250045203
2025-02-06

SELECTIVELY-ACTIVATED TERMINATION CIRCUITRY, AND ASSOCIATED SYSTEMS, METHODS, AND DEVICES

#15
20240430138
2024-12-26

Fast Common Mode Charging

#16
20240405431
2024-12-05

SYSTEM ARCHITECTURE AND METHOD FOR DYNAMICALLY OPTIMIZED IMPEDANCE MATCHING FOR ANTENNA FEEDS

#17
20240372756
2024-11-07

IMPEDANCE MATCHING ADAPTER, IMPEDANCE MATCHING SYSTEM, AND IMPEDANCE MATCHING METHOD

#18
20240364312
2024-10-31

TERMINATION CIRCUIT OF RECEIVER

#19
20240267263
2024-08-08

DIFFERENTIAL CHANNEL CIRCUIT STRUCTURE AND METHOD OF TRANSMITTING SIGNALS BY THE DIFFERENTIAL CHANNEL

#20
20240146304
2024-05-02

Integrated circuit with configurable on-die termination

#21
20240126907
2024-04-18

Transmission device and communication system

#22
20240120912
2024-04-11

Variable resistor with t-coil integrated switches for parasitic mitigation

#23
20230421415
2023-12-28

Semiconductor apparatus including calibration circuit

#24
20230388161
2023-11-30

TRANSMISSION CIRCUIT, ELECTRONIC CONTROL UNIT, AND VEHICLE

#25
20230379195
2023-11-23

Systems, Methods and Devices for Networking Over High Impedance Cabling

#26
20230378915
2023-11-23

Devices and methods for detecting a saturation condition of a power amplifier

#27
20230253975
2023-08-10

Digital-to-analog converter (DAC)-based voltage-mode transmit driver architecture with tunable impedance control and transition glitch reduction techniques

#28
20230068894
2023-03-02

Semiconductor apparatus including calibration circuit

#29
20230058343
2023-02-23

NMOS LOW SWING VOLTAGE MODE TX DRIVER

#30
20230039984
2023-02-09

MEMORY DEVICES AND SYSTEMS WITH PARALLEL IMPEDANCE ADJUSTMENT CIRCUITRY AND METHODS FOR OPERATING THE SAME

#31
20230028357
2023-01-26

Systems, methods and devices for networking over high impedance cabling

#32
20230016415
2023-01-19

Apparatus having selectively-activated termination circuitry

#33
20220416382
2022-12-29

TSV phase shifter

#34
20220407748
2022-12-22

Differential communication circuit

#35
20220337457
2022-10-20

Semiconductor device and memory system

#36
20220311646
2022-09-29

Signal transmitting device, signal receiving device, transmitting and receiving system using the signal transmitting and receiving devices, and transmitting and receiving method

#37
20220191068
2022-06-16

Transmission device, transmission method, and communication system

#38
20220158873
2022-05-19

Transmission device, interface, and transmission method

#39
20220086965
2022-03-17

Cable arrangement for heating system

#40
20220070029
2022-03-03

Selectable mode transmitter driver

#41
20220050910
2022-02-17

Transmission device and communication system

#42
20220045711
2022-02-10

TIME DIVISION DUPLEXING RECEIVER WITH CONSTANT IMPEDANCE FOR A BROADBAND LINE TERMINAL WITH ASYNCHRONOUS TRANSMISSION

#43
20220014155
2022-01-13

Devices and methods for detecting a saturation condition of a power amplifier

#44
20210320683
2021-10-14

Front-end module

#45
20210306186
2021-09-30

Serdes equalization for short, reflective channels

#46
20210297079
2021-09-23

Integrated circuit with configurable on-die termination

#47
20210218602
2021-07-15

Communication apparatus and digital to analog conversion circuit thereof

#48
20210173774
2021-06-10

Memory devices having selectively-activated termination devices

#49
20210111674
2021-04-15

Source injection mixer

#50
20210105158
2021-04-08

Semiconductor device and memory system

#51
20210083909
2021-03-18

Timing based arbitration methods and apparatuses for calibrating impedances of a semiconductor device

#52
20210051046
2021-02-18

Systems, methods and devices for networking over high impedance cabling

#53
20210036731
2021-02-04

Method for adjusting an impedance of a tunable matching network

#54
20210006233
2021-01-07

MULTIPLEXER AND FRONTEND MODULE COMPRISING A MULTIPLEXER

#55
20200374158
2020-11-26

Passive multi-input comparator for orthogonal codes on a multi-wire bus

#56
20200350913
2020-11-05

Calibration methods and circuits to calibrate drive current and termination impedance

#57
20200336169
2020-10-22

Feed networks for self-interference cancellation

#58
20200328745
2020-10-15

Integrated circuit with configurable on-die termination

#59
20200304346
2020-09-24

Transmission device, transmission method, and communication system

#60
20200266849
2020-08-20

Self-tuning method, self-tuning system and mobile terminal

#61
20200252242
2020-08-06

Transmission device and communication system

#62
20200244488
2020-07-30

Communication apparatus and communication system

#63
20200228375
2020-07-16

Method of adaptive termination calibration

#64
20200162290
2020-05-21

Matching transmitter impedance to receiver termination using an average of transmitter output voltage samples

#65
20200162032
2020-05-21

Devices and methods for detecting a saturation condition of a power amplifier

#66
20200159684
2020-05-21

Memory devices and systems with parallel impedance adjustment circuitry and methods for operating the same

#67
20200091883
2020-03-19

Ethernet line driver

#68
20200084067
2020-03-12

Input termination circuits for high speed receivers

#69
20200067470
2020-02-27

Line drivers for wireline transmission devices

#70
20200052932
2020-02-13

Systems, methods and devices for networking over high impedance cabling

#71
20200036561
2020-01-30

Semiconductor device and memory system

#72
20200036560
2020-01-30

Timing based arbitration methods and apparatuses for calibrating impedances of a semiconductor device

#73
20200036073
2020-01-30

Transmission line

#74
20190386855
2019-12-19

Transmission device, transmission method, and communication system

#75
20190379563
2019-12-12

Passive multi-input comparator for orthogonal codes on a multi-wire bus

#76
20190349226
2019-11-14

Voltage-mode transmitter driver

#77
20190334492
2019-10-31

Line drivers for wireline transmission devices

#78
20190305777
2019-10-03

Calibration methods and circuits to calibrate drive current and termination impedance

#79
20190288880
2019-09-19

High resolution voltage-mode driver

#80
20190288870
2019-09-19

Apparatuses and methods for switching communication modes of a transceiver circuit

#81
20190280903
2019-09-12

Isolation circuit and method therefor

#82
20190280691
2019-09-12

Dynamic on-die termination

#83
20190273498
2019-09-05

Integrated circuit with configurable on-die termination

#84
20190244643
2019-08-08

Transmitting device using calibration circuit, semiconductor apparatus and system including the same

#85
20190238683
2019-08-01

Retrofit digital network speaker system

#86
20190182078
2019-06-13

Transmission system of an electrical signal

#87
20190180158
2019-06-13

RF tag circuit

#88
20190158341
2019-05-23

Backscatter devices and systems providing backscattered signals including OFDM packets

#89
20190158320
2019-05-23

Memory device and operation method thereof

#90
20190158069
2019-05-23

Transmission line with device for limiting losses through impedance mismatch

#91
20190140867
2019-05-09

Memory controller with adjustable impedance for output terminal

#92
20190139620
2019-05-09

Memory devices and systems with parallel impedance adjustment circuitry and methods for operating the same

#93
20190123724
2019-04-25

Transmission device and communication system

#94
20190109734
2019-04-11

Transmission device and communication system

#95
20190096450
2019-03-28

Transmitting device using calibration circuit, semiconductor apparatus and system including the same

#96
20190089561
2019-03-21

Electronic apparatus with power over coaxial cable function

#97
20190081822
2019-03-14

Measurement system and calibration method with wideband modulation

#98
20190068156
2019-02-28

Methods and apparatuses for testing inductive coupling circuitry

#99
20190058614
2019-02-21

Controller area network (CAN) device and method for operating a CAN device

#100
20190058472
2019-02-21

Impedance calibration device and method thereof

#101
20190057029
2019-02-21

Line termination methods

#102
20190044565
2019-02-07

Dual push between a host computer system and an RF generator

#103
20190036740
2019-01-31

Timing based arbitration methods and apparatuses for calibrating impedances of a semiconductor device

#104
20190020507
2019-01-17

Endoscopy arrangement with galvanic isolation and associated method

#105
20190007239
2019-01-03

Transmission device, transmission method, and communication system

#106
20180375692
2018-12-27

Timing based arbitration methods and apparatuses for calibrating impedances of a semiconductor device

#107
20180375488
2018-12-27

Transmitter matching network using a transformer

#108
20180367347
2018-12-20

Circuit assembly for a switchable line termination of a serial bus

#109
20180324000
2018-11-08

Device and method for selectively hiding bus oscillations during data reception via a bus system

#110
20180316415
2018-11-01

Dual-frequency downlink transmitter

#111
20180316366
2018-11-01

Transmitter and transmission/reception system including the same

#112
20180302063
2018-10-18

Transmission line with device for limiting losses through impedance mismatch

#113
20180294897
2018-10-11

Apparatus and methods for measuring signals

#114
20180278439
2018-09-27

Methods and apparatus for source and load power transfer control

#115
20180260353
2018-09-13

Transmitter with independently adjustable voltage and impedance

#116
20180226099
2018-08-09

Signal conversion device, processing device, communication system, and signal conversion method

#117
20180212804
2018-07-26

Transmission device, reception device, and communication system

#118
20180191528
2018-07-05

Testing impedance adjustment

#119
20180175900
2018-06-21

Auxiliary channel transceiving circuit of displayport interface

#120
20180167148
2018-06-14

Apparatus and methods for measuring signals

#121
20180167101
2018-06-14

Signal transmitting circuit

#122
20180139330
2018-05-17

Retrofit digital network speaker system

#123
20180129267
2018-05-10

Memory interface with adjustable voltage and termination and methods of use

#124
20180108967
2018-04-19

Transmission line

#125
20180083804
2018-03-22

Terminal circuit and output stage circuit having the same

#126
20180076983
2018-03-15

Semiconductor device and memory system

#127
20180062280
2018-03-01

Electrical connection system for shielded wire cable

#128
20180019783
2018-01-18

Time division duplexing receiver with constant impedance for a broadband line terminal with asynchronous transmission

#129
20180019752
2018-01-18

Calibration methods and circuits to calibrate drive current and termination impedance

#130
20180005661
2018-01-04

Signal conversion device, processing device, communication system, and signal conversion method

#131
20170373886
2017-12-28

Asymmetric on-state resistance driver optimized for multi-drop DDR4

#132
20170346661
2017-11-30

ETHERNET MAGNETICS INTEGRATION

#133
20170346464
2017-11-30

Biased impedance circuit, impedance adjustment circuit, and associated signal generator

#134
20170345483
2017-11-30

Periodic ZQ calibration with traffic-based self-refresh in a multi-rank DDR system

#135
20170338817
2017-11-23

Integrated circuit with configurable on-die termination

#136
20170322582
2017-11-09

Multi-standard, automatic impedance controlled driver with supply regulation

#137
20170302231
2017-10-19

Methods, modules and devices for detecting a saturation condition of a power amplifier

#138
20170294891
2017-10-12

Method and apparatus for adaptive impedance matching

#139
20170262394
2017-09-14

Push pull ringing suppression circuit

#140
20170257140
2017-09-07

Feedforward ringing suppression circuit

#141
20170257134
2017-09-07

Dual push between a host computer system and an RF generator

#142
20170256303
2017-09-07

Asymmetric on-state resistance driver optimized for multi-drop DDR4

#143
20170230206
2017-08-10

Transmission device and communication system

#144
20170126209
2017-05-04

Bus coupler for coupling field devices

#145
20170104548
2017-04-13

Efficient transmit and receive switches

#146
20170104490
2017-04-13

Termination resistance adjustment circuit and device including termination resistance adjustment circuit

#147
20170090546
2017-03-30

Memory interface with adjustable voltage and termination and methods of use

#148
20170077966
2017-03-16

Adaptive load for coupler in broadband multimode multiband front end module

#149
20170068617
2017-03-09

Line termination methods

#150
20170062042
2017-03-02

Source-synchronous data transmission with non-uniform interface topology

#151
20170054212
2017-02-23

Dual band transmitter

#152
20170039929
2017-02-09

Termination circuit to reduce attenuation of signal between signal producing circuit and display device

#153
20170026201
2017-01-26

Wideband RF device

#154
20170026005
2017-01-26

Compression control of cascode power amplifiers

#155
20170012623
2017-01-12

Calibration methods and circuits to calibrate drive current and termination impedance

#156
20160380618
2016-12-29

Feedforward filter using translational filter

#157
20160304039
2016-10-20

Electronic device, working machine, and management system for termination resistor

#158
20160294585
2016-10-06

Circuits and methods providing high-speed data link with equalizer

#159
20160294381
2016-10-06

Voltage mode drivers and electronic apparatus having the same

#160
20160272131
2016-09-22

Communication bus for motor vehicle

#161
20160261108
2016-09-08

Transmission circuit for ethernet

#162
20160258997
2016-09-08

Testing impedance adjustment

#163
20160254931
2016-09-01

Termination circuit, and interface circuit and system including the same

#164
20160252892
2016-09-01

Systems and methods for synchronizing execution of recipe sets

#165
20160248478
2016-08-25

TRANSMIT CIRCUITRY AND METHOD FOR TRANSMITTING A SIGNAL

#166
20160248403
2016-08-25

Methods and apparatus for source and load power transfer control

#167
20160241422
2016-08-18

Distortion compensation system and communication apparatus

#168
20160233864
2016-08-11

Integrated circuit with configurable on-die termination

#169
20160226679
2016-08-04

Transmission device and communication system

#170
20160218766
2016-07-28

Dual push between a host computer system and an RF generator

#171
20160182263
2016-06-23

Systems and methods for switching quality factors during inductively coupled communications

#172
20160142053
2016-05-19

Calibration methods and circuits to calibrate drive current and termination impedance

#173
20160119017
2016-04-28

Multiplexer device with multiple notch filters connected in parallel

#174
20160112219
2016-04-21

ANTENNA STRUCTURES AND ELECTRONICS DEVICE HAVING THE SAME

#175
20160112075
2016-04-21

Oscillation circuit and transmitter including the same

#176
20160105295
2016-04-14

Line driver circuit and method

#177
20160065391
2016-03-03

Differential transmission line with common mode notch filter

#178
20160065267
2016-03-03

Communications link discontinuity detection systems and methods

#179
20160036604
2016-02-04

Signal transmission circuit

#180
20160036417
2016-02-04

Calibration circuit, integrated circuit having calibration circuit, and calibration method

#181
20150381150
2015-12-31

Increasing output amplitude of a voltage-mode driver in a low supply voltage technology

#182
20150372384
2015-12-24

Switchable Pi shape antenna

#183
20150365259
2015-12-17

Millimeter wave phase shifters using tunable transmission lines

#184
20150365127
2015-12-17

RF MODULE

#185
20150364171
2015-12-17

Source-synchronous data transmission with non-uniform interface topology

#186
20150349982
2015-12-03

Phase detector

#187
20150331820
2015-11-19

N-factorial voltage mode driver

#188
20150319014
2015-11-05

Voltage mode transmitter

#189
20150318610
2015-11-05

Apparatus and method for adjusting beam pattern in communication system supporting beam division multiple access scheme

#190
20150312059
2015-10-29

COMPENSATING CIRCUIT, INFORMATION PROCESSING APPARATUS, COMPENSATION METHOD, AND COMPUTER READABLE STORAGE MEDIUM

#191
20150312058
2015-10-29

Apparatus and method for antenna matching

#192
20150311869
2015-10-29

Amplifier circuit and operation method thereof

#193
20150270991
2015-09-24

WIRELESS TRANSMISSION MOBILE COMMUNICATION APPARATUSES

#194
20150270990
2015-09-24

Transmission line load antenna module

#195
20150261016
2015-09-17

Semiconductor optical modulation device

#196
20150256176
2015-09-10

Single-ended configurable multi-mode driver

#197
20150236874
2015-08-20

Impedance matching device-integrated network signal processing circuit

#198
20150236873
2015-08-20

CENTRAL PIECE OF NETWORK EQUIPMENT

#199
20150215227
2015-07-30

Rate adaptation across asynchronous frequency and phase clock domains

#200
20150207718
2015-07-23

OVERLOAD PROTECTION OF A TRANSFORMER LOADED LINE DRIVER

#201
20150205751
2015-07-23

Reducing unwanted reflections in source-terminated channels

#202
20150194959
2015-07-09

Method and apparatus for selectively terminating signals on a bidirectional bus based on bus speed

#203
20150188589
2015-07-02

High speed short reach input/output (I/O)

#204
20150172938
2015-06-18

Balancing method of tunable duplexer

#205
20150170719
2015-06-18

Method for performing memory interface calibration in an electronic device, and associated apparatus and associated memory controller

#206
20150162909
2015-06-11

Load impedance adjustment for an interface of a data storage device

#207
20150155867
2015-06-04

Adaptive bus termination apparatus and methods

#208
20150130507
2015-05-14

Integrated circuit with configurable on-die termination

#209
20150117506
2015-04-30

Self-characterizing, self calibrating and self-measuring impedance tuners

#210
20150109030
2015-04-23

Calibrated output driver with enhanced reliability and density

#211
20150109023
2015-04-23

Output driver with slew rate calibration

#212
20150071136
2015-03-12

Full-duplex driver with hybrid adaptation

#213
20150070105
2015-03-12

Signal output device, communication system, signal output method, and communication method

#214
20150036251
2015-02-05

Transmission circuit for ethernet

#215
20150022795
2015-01-22

Power supply for a discharge produced plasma EUV source

#216
20150010094
2015-01-08

Method for communication and validation of electrical signals

#217
20150008956
2015-01-08

Dynamic impedance control for input/output buffers

#218
20140379202
2014-12-25

Sensor interface transceiver

#219
20140376386
2014-12-25

System for interconnecting devices for creating automation systems

#220
20140375416
2014-12-25

Signal adjusting device comprising termination resistor unit in which a signal line is subjected to termination

#221
20140362981
2014-12-11

Variable impedance scheme for providing a wired communication

#222
20140355935
2014-12-04

Directional coupling-type multi-drop bus

#223
20140347141
2014-11-27

Resistance adjusting circuit and resistance adjusting method

#224
20140347092
2014-11-27

Modulated on-die termination

#225
20140328418
2014-11-06

Differential transmission circuit

#226
20140315500
2014-10-23

Millimeter wave phase shifters using tunable transmission lines

#227
20140286388
2014-09-25

Configurable multi-dimensional driver and receiver

#228
20140254711
2014-09-11

Efficient N-factorial differential signaling termination network

#229
20140253173
2014-09-11

Method and apparatus for selectively terminating signals on a bidirectional bus based on bus speed

#230
20140247892
2014-09-04

Systems, methods, and devices for networking over high impedance cabling

#231
20140244206
2014-08-28

Sensor systems and methods having emulated line adaptation

#232
20140241440
2014-08-28

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

#233
20140211834
2014-07-31

Low-power, high-speed transceiver

#234
20140211356
2014-07-31

Transmission circuit for ethernet and protection component set thereof

#235
20140210509
2014-07-31

Redriver with output receiver detection that mirrors detected termination on output to input

#236
20140195773
2014-07-10

Line termination methods and apparatus

#237
20140167875
2014-06-19

Transmission device

#238
20140159769
2014-06-12

Programmable equalization with compensated impedance

#239
20140153334
2014-06-05

Termination for complementary signals

#240
20140139261
2014-05-22

Integrated circuit with configurable on-die termination

#241
20140126665
2014-05-08

OUTPUT DRIVER WITH ADJUSTABLE VOLTAGE SWING

#242
20140119424
2014-05-01

Feed-forward equalization in a receiver

#243
20140097911
2014-04-10

Semiconductor device

#244
20140070843
2014-03-13

Impedance calibration circuit and method

#245
20140035696
2014-02-06

Common mode termination with C-multiplier circuit

#246
20140035625
2014-02-06

Method and apparatus for constant output impedance, variable pre-emphasis drive

#247
20140035549
2014-02-06

Multi-standard, automatic impedance controlled driver with supply regulation

#248
20140029702
2014-01-30

Receiver

#249
20140029699
2014-01-30

Reception circuit

#250
20140016683
2014-01-16

Receiver interface

#251
20130335135
2013-12-19

Calibration circuit, integrated circuit having calibration circuit, and calibration method

#252
20130326300
2013-12-05

Termination circuit, semiconductor device, and test system

#253
20130321098
2013-12-05

Electronic device with terminal circuits

#254
20130287074
2013-10-31

Method and device for transmitting a signal using a transmission power mask

#255
20130285763
2013-10-31

Hybrid coupler

#256
20130284493
2013-10-31

Low impedance boosted high speed data cable

#257
20130284492
2013-10-31

Reduced wire count high speed data cable

#258
20130257475
2013-10-03

On-die system and method for controlling termination impedance of memory device data bus terminals

#259
20130253774
2013-09-26

Sensor interface transceiver

#260
20130194001
2013-08-01

Data output circuit responsive to calibration code and on die termination code

#261
20130169316
2013-07-04

Tri-state control for a line driver

#262
20130169311
2013-07-04

Adaptive buffer

#263
20130165056
2013-06-27

Wireless communications device with an adjustable impedance matching network and associated methods

#264
20130147512
2013-06-13

Adaptive termination

#265
20130142229
2013-06-06

High-definition multimedia interface data transceiving apparatus

#266
20130127492
2013-05-23

Termination for complementary signals

#267
20130093492
2013-04-18

Device

#268
20130082744
2013-04-04

Apparatus to implement symmetric single-ended termination in differential voltage-mode drivers

#269
20130076436
2013-03-28

Load detecting impedance matching buffer

#270
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Balanced single-ended impedance control

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Calibration methods and circuits to calibrate drive current and termination impedance

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Network equipment and optional tether

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Configurable multi-dimensional driver and receiver

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Isolated communications interface

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Current-mode analog baseband apparatus

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Real time averaged impedance calibration for on-die termination

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Impedance matching between FPGA and memory modules

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Devices having different effective series resistance states and methods for controlling such devices

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Line driver

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Redriver with output receiver detection that mirrors detected termination on output to input