ClassID:

225830

H04L25/063 - CPC Classification

Classification description:

Baseband systems; Details ; arrangements for supplying electrical power along data transmission lines; Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset Setting decision thresholds using feedback techniques only

Sub-classes:
Recent Application in this class:
#1
20240419336
2024-12-19

APPARATUS WITH SIGNAL QUALITY FEEDBACK

#2
20240069744
2024-02-29

Apparatus with signal quality feedback

#3
20230179449
2023-06-08

Methods and systems for filter frequency response shift compensation for WLAN traffic

#4
20230140420
2023-05-04

PARTIAL RESPONSE RECEIVER

#5
20220353110
2022-11-03

Methods and systems for filter frequency response shift compensation for WLAN traffic

#6
20210218388
2021-07-15

Internal clock distortion calibration using DC component offset of clock signal

#7
20210143824
2021-05-13

Data recovery technique for time interleaved receiver in presence of transmitter pulse width distortion

#8
20210126725
2021-04-29

Decision feedback equalization correction of eye scope measurements

#9
20210075651
2021-03-11

Partial response receiver

#10
20200366392
2020-11-19

Decision feedback equalization correction of eye scope measurements

#11
20200336135
2020-10-22

Internal clock distortion calibration using DC component offset of clock signal

#12
20200014567
2020-01-09

EHF receiver architecture with dynamically adjustable discrimination threshold

#13
20190334745
2019-10-31

Fast-settling voltage reference generator for SERDES applications

#14
20190327002
2019-10-24

ISOLATION DEVICE, ISOLATION SENSOR PACKAGE, AND METHOD

#15
20190268187
2019-08-29

Partial response receiver

#16
20190207740
2019-07-04

System and method for drift compensation in data communications

#17
20190200270
2019-06-27

Apparatuses and methods for measuring neighboring inter-frequency or inter-rat cells

#18
20190190501
2019-06-20

Internal clock distortion calibration using dc component offset of clock signal

#19
20190181970
2019-06-13

Decision feedback equalization correction of eye scope measurements

#20
20190128997
2019-05-02

Waveform model

#21
20180367176
2018-12-20

Radio receiver

#22
20180287837
2018-10-04

ADC based receiver

#23
20180287829
2018-10-04

Partial response receiver

#24
20180262373
2018-09-13

Receiver circuit and eye monitor system

#25
20180241592
2018-08-23

Decision feedback equalizer and interconnect circuit

#26
20180167240
2018-06-14

High performance receiver with single calibration voltage

#27
20180102924
2018-04-12

METHOD OF USING A DFE AS A SIGMA-DELTA ADC

#28
20180041235
2018-02-08

EHF receiver architecture with dynamically adjustable discrimination threshold

#29
20170353337
2017-12-07

Low latency multi-amplitude modulation receiver

#30
20170324593
2017-11-09

Equalization circuit, semiconductor apparatus and semiconductor system using the same

#31
20170324592
2017-11-09

Equalization circuit, semiconductor apparatus and semiconductor system using the same

#32
20160308693
2016-10-20

Partial response receiver

#33
20150319016
2015-11-05

Partial response receiver

#34
20150280946
2015-10-01

FEEDBACK RECEIVE PATH WITH LOW-IF MODE

#35
20150201241
2015-07-16

System and method for using television schedule information

#36
20150085958
2015-03-26

DC correction for accurate detection of pulses

#37
20150016493
2015-01-15

Serializer/deserializer apparatus with loopback configuration and methods thereof

#38
20140294051
2014-10-02

Transmitting device, receiving device, circuit device, communication method and program

#39
20140286456
2014-09-25

Device and method for removing direct current offset using randomized control pulse

#40
20140226738
2014-08-14

Systems and methods for reducing effects of local oscillator leakage

#41
20140192844
2014-07-10

Fully integrated DC offset compensation servo feedback loop

#42
20140171002
2014-06-19

Apparatus and method to adaptively set threshold to detect transmission symbol in OOK receiver

#43
20140108879
2014-04-17

Using FEC statistics to tune serdes

#44
20140092948
2014-04-03

Automated erasure slicer threshold control and modification of symbol estimates to be erased

#45
20140036982
2014-02-06

High bandwidth equalizer and limiting amplifier

#46
20130243071
2013-09-19

Predictive selection in a fully unrolled decision feedback equalizer

#47
20130202061
2013-08-08

Reference voltage generation in a single-ended receiver

#48
20130101011
2013-04-25

Data receiver circuit and method of adaptively controlling equalization coefficients using the same

#49
20120307940
2012-12-06

Pulse receiver and method for receiving burst signal

#50
20120224621
2012-09-06

Equalizing receiver

#51
20120213267
2012-08-23

Partial response receiver

#52
20120170698
2012-07-05

Structure for window comparator circuit for clock data recovery from bipolar RZ data

#53
20120140811
2012-06-07

Reception circuit

#54
20120133412
2012-05-31

Square wave signal component cancellation

#55
20120033740
2012-02-09

Robust digital communication system

#56
20120020444
2012-01-26

Slicing level and sampling phase adaptation circuitry for data recovery systems

#57
20110293274
2011-12-01

Passive optical network system and optical line terminal

#58
20110185386
2011-07-28

METHOD AND SYSTEM FOR DISPLAYING ADVERTISING, VIDEO, AND PROGRAM SCHEDULE LISTING

#59
20110175656
2011-07-21

Circuit including current-mode logic driver with multi-rate programmable pre-emphasis delay element

#60
20110167448
2011-07-07

Method and system for displaying advertising, video, and program schedule listing

#61
20110161123
2011-06-30

Method and system for accurately determining service provider assets

#62
20110149762
2011-06-23

Method and system for detecting enhanced relative grants in a wireless communications system

#63
20110103518
2011-05-05

DC offset suppression circuit for a complex filter

#64
20110062943
2011-03-17

Timing detection device

#65
20110051850
2011-03-03

Frequency tuning and direct current offset canceling circuit for continuous-time analog filter with time divided

#66
20110041150
2011-02-17

Method and system for displaying advertising, video, and program schedule listing

#67
20100246722
2010-09-30

Data slicer threshold adjustment for disparity controlled signals

#68
20100220828
2010-09-02

Edge-based sampler offset correction

#69
20100220817
2010-09-02

Data slicer with multi-mode threshold generator

#70
20100177850
2010-07-15

Electronic device

#71
20100166114
2010-07-01

Method of reducing d.c. offset

#72
20100142610
2010-06-10

Partial response receiver

#73
20100085100
2010-04-08

Low-power clock generation and distribution circuitry

#74
20100066450
2010-03-18

High-Speed Low-Power Differential Receiver

#75
20100040174
2010-02-18

Method and arrangement for estimating DC offset

#76
20100022214
2010-01-28

Method and device for processing the DC offset of a radiofrequency reception subsystem

#77
20100020903
2010-01-28

METHOD AND DEVICE FOR PROCESSING THE DC OFFSET OF A RADIOFREQUENCY RECEPTION SUBSYSTEM

#78
20100009673
2010-01-14

Method and system for frequency feedback adjustment in digital receivers

#79
20100008413
2010-01-14

Equalizer characteristics optimizing method and transmission system

#80
20090310716
2009-12-17

CHANNEL BIT DETECTION SYSTEM

#81
20090290666
2009-11-26

Method and apparatus for receiver pulse response determination

#82
20090285333
2009-11-19

Receiving circuit

#83
20090285272
2009-11-19

Partial response receiver

#84
20090261918
2009-10-22

DC offset cancellation circuit for modulator using 1-bit signal conversion

#85
20090238301
2009-09-24

MULTILEVEL SIGNAL RECEIVER

#86
20090180535
2009-07-16

Robust digital communication system

#87
20090175326
2009-07-09

Partial response receiver

#88
20090174456
2009-07-09

DC offset correcting device and DC offset correcting method

#89
20090168928
2009-07-02

Data slicer reference generator for multiple burst data signals

#90
20090102536
2009-04-23

Data transmission system

#91
20090066548
2009-03-12

Method and system for compensation of DC offset in an RF receiver

#92
20090060092
2009-03-05

Circuit and method for improved offset adjustment of differential amplifier within data receiving apparatus

#93
20090034973
2009-02-05

Passive optical network system and optical line terminal

#94
20090024897
2009-01-22

Robust digital communication system

#95
20080310860
2008-12-18

Method and Apparatus for Decision Threshold Control In An Optical Signal Receiver

#96
20080232520
2008-09-25

Method and apparatus for eye-opening based optimization

#97
20080214112
2008-09-04

Method and system for using PSK sync word for fine tuning frequency adjustment

#98
20080200138
2008-08-21

Interference variance estimation for signal detection

#99
20080191775
2008-08-14

Baseline wandering correction device and related method

#100
20080184303
2008-07-31

Method and system for displaying advertising, video, and program schedule listing

#101
20080159415
2008-07-03

Baseline wander correction for communication receivers

#102
20080159414
2008-07-03

APPARATUS FOR AND METHOD OF BASELINE WANDER MITIGATION IN COMMUNICATION NETWORKS

#103
20080155371
2008-06-26

Detection method for ACK/NACK signals and detector thereof

#104
20080151979
2008-06-26

Signal processing apparatus, signal processing method, and program

#105
20080146181
2008-06-19

Structure for data communications systems

#106
20080123785
2008-05-29

Methods and apparatus for simultaneous automatic gain, phase and DC offset correction in communication receivers

#107
20080107210
2008-05-08

Radio clock and method for extracting time information

#108
20080107171
2008-05-08

Robust digital communication system

#109
20080092012
2008-04-17

Robust digital communication system

#110
20080089430
2008-04-17

Robust digital communication system

#111
20080089415
2008-04-17

Robust digital communication system

#112
20080089391
2008-04-17

Method and apparatus for compensating DC offsets in communication systems

#113
20080089365
2008-04-17

Robust digital communication system

#114
20080076376
2008-03-27

Method and system for removing radio frequency direct current offset in signal

#115
20080057900
2008-03-06

Decision feedback restore of DC signals in a receiver

#116
20080056344
2008-03-06

System and method for independently adjusting multiple compensations applied to a signal

#117
20080043830
2008-02-21

Methods and apparatus for decision feedback equalization with dithered updating

#118
20080037690
2008-02-14

Data communications systems

#119
20080018508
2008-01-24

Saturation detection for analog-to-digital converter

#120
20070300119
2007-12-27

System and method for the adjustment of compensation applied to a signal using filter patterns

#121
20070297248
2007-12-27

System and method for adjusting compensation applied to a signal using filter patterns

#122
20070285291
2007-12-13

Binarization circuit

#123
20070280390
2007-12-06

System and method for the non-linear adjustment of compensation applied to a signal

#124
20070280384
2007-12-06

System and method for independently adjusting multiple offset compensations applied to a signal

#125
20070280383
2007-12-06

System and method for adjusting compensation applied to a signal

#126
20070280342
2007-12-06

System and method for the adjustment of compensation applied to a signal

#127
20070205818
2007-09-06

High-speed data sampler with input threshold adjustment

#128
20070147555
2007-06-28

Method and apparatus for adjusting receiver gain based on received signal envelope detection

#129
20070146004
2007-06-28

On-die termination circuit and method for semiconductor memory apparatus

#130
20070140378
2007-06-21

Quadrature modulation apparatus, method, program, and recording medium

#131
20070092037
2007-04-26

Method and apparatus for controlling the decision point of a receiver for digital communication signals

#132
20070082643
2007-04-12

Adaptable DC offset correction

#133
20070002974
2007-01-04

Trimming of local oscillation in an integrated circuit radio

#134
20060277574
2006-12-07

System and method for displaying advertising, video, and program schedule listing

#135
20060245521
2006-11-02

DC stabilization circuit for organic electroluminescent display device and power supply using the same

#136
20060233291
2006-10-19

Partial response receiver with clock data recovery

#137
20060222376
2006-10-05

Optical reception device and optical reception method

#138
20060203226
2006-09-14

Flow-cytometry-based hematology system

#139
20060153316
2006-07-13

Fsk receiver having a variable threshold slicer stage and corresponding method

#140
20060152626
2006-07-13

Setting the slice level in a binary signal

#141
20060140306
2006-06-29

Analog-to-digital converter with a decision circuit and an optimized decision threshold

#142
20060136798
2006-06-22

Method and apparatus for decision threshold control in an optical signal receiver

#143
20060135111
2006-06-22

Radio receiver DC offset cancellation via ADC input bias

#144
20060120491
2006-06-08

Receiver with baseline wander compensation

#145
20060105735
2006-05-18

Method and system for compensation of DC offset in an RF receiver

#146
20060088130
2006-04-27

Regenerating apparatus, regenerating method, and receiver

#147
20060072926
2006-04-06

Optical signal receiver, and method for controlling identification point for binarization processing performed thereby

#148
20060055435
2006-03-16

Dynamic slice level detector

#149
20060001558
2006-01-05

Apparatus and method for correcting DC offset of receiver in multiband-hopping communication system

#150
20050276358
2005-12-15

Wireless LAN receiver with I and Q RF and baseband AGC loops and DC offset cancellation

#151
20050250459
2005-11-10

Compensation of a DC offset in a receiver

#152
20050238119
2005-10-27

Adaptive hysteresis receiver for a high speed digital signal

#153
20050226634
2005-10-13

Discrimination phase margin monitor circuit, transmitting/receiving device and communication system

#154
20050220066
2005-10-06

Receiver with adaptive detection threshold for TDMA communications

#155
20050213449
2005-09-29

SLICE LEVEL CONTROL CIRCUIT

#156
20050201489
2005-09-15

Adaptive reference voltage method and system

#157
20050197064
2005-09-08

Method and system for using PSK sync word for fine tuning frequency adjustment

#158
20050181729
2005-08-18

Method and system for frequency feedback adjustment in digital receivers

#159
20050152411
2005-07-14

Robust digital communication system

#160
20050141650
2005-06-30

Deterministic distortion insensitive adaptive receiver using decision updating

#161
20050135813
2005-06-23

Linear full-rate phase detector and clock and data recovery circuit

#162
20050123072
2005-06-09

Method and apparatus to implement DC offset correction in a sigma delta converter

#163
20050111585
2005-05-26

Partial response receiver

#164
20050078966
2005-04-14

Identification level control method and optical receiver

#165
20050074076
2005-04-07

Data slicer capable of calibrating current mismatch

#166
20050069057
2005-03-31

Soft bits normalization apparatus, method, and system

#167
20050058105
2005-03-17

Apparatus and method for removing transmission DC offset from a mobile terminal transmission signal

#168
20050057294
2005-03-17

Method and apparatus for producing a reference voltage

#169
20050046603
2005-03-03

FAST DIGITAL DATA RECOVERY CIRCUIT

#170
20050025255
2005-02-03

DC offset cancellation

#171
20050022077
2005-01-27

Optimization of the decision threshold for binary signals

#172
20050001650
2005-01-06

Method for setting a termination voltage and an input circuit

#173
16678979
2020-11-10

Data recovery technique for time interleaved receiver in presence of transmitter pulse width distortion

#174
16527104
2020-04-28

High-speed low-voltage serial link receiver and method thereof

#175
16233543
2020-04-07

DC coupled digital demodulator with drift eliminator

#176
15954072
2019-07-09

Fast-settling voltage reference generator for serdes applications

#177
15848796
2019-04-23

Internal clock distortion calibration using DC component offset of clock signal

#178
14256792
2014-10-07

Serializer/deserializer apparatus with loopback configuration and methods thereof