ClassID:

225008

H04L7/043 - CPC Classification

Classification description:

Arrangements for synchronising receiver with transmitter; Speed or phase control by synchronisation signals using special codes as synchronising signal Pseudo-noise [PN] codes variable during transmission

Recent Application in this class:
#1
20250286620
2025-09-11

GENERATING DOWNLINK FRAME AND SEARCHING FOR CELL

#2
20250260554
2025-08-14

A TRANSMITTER AND A RECEIVER

#3
20240146409
2024-05-02

Generating downlink frame and searching for cell

#4
20230388028
2023-11-30

Periodic Calibration For Communication Channels By Drift Tracking

#5
20230155809
2023-05-18

APPARATUS AND METHOD FOR GENERATING OR RECEIVING A SYNCHRONIZATION HEADER

#6
20220407594
2022-12-22

Generating downlink frame and searching for cell

#7
20220278759
2022-09-01

Periodic calibration for communication channels by drift tracking

#8
20220182158
2022-06-09

Margin Test Methods and Circuits

#9
20210126722
2021-04-29

Margin test methods and circuits

#10
20210091862
2021-03-25

Periodic calibration for communication channels by drift tracking

#11
20210028995
2021-01-28

Channel training using a replica lane

#12
20210006341
2021-01-07

Margin test methods and circuits

#13
20200195357
2020-06-18

Periodic calibration for communication channels by drift tracking

#14
20190357127
2019-11-21

Generating downlink frame and searching for cell

#15
20190349097
2019-11-14

Periodic calibration for communication channels by drift tracking

#16
20190268081
2019-08-29

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

#17
20190245578
2019-08-08

Mobile terminal, base station and non-transitory computer-readable medium to securely receive signal

#18
20190222443
2019-07-18

Processing module for a communication device and method therefor

#19
20190190627
2019-06-20

Margin test methods and circuits

#20
20190173722
2019-06-06

Preambles in OFDMA system

#21
20180351670
2018-12-06

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

#22
20180254885
2018-09-06

Sequence design for synchronization and device identification in wireless communication systems

#23
20180245461
2018-08-30

Mud pulse telemetry preamble for sequence detection and channel estimation

#24
20180160366
2018-06-07

Generating downlink frame and searching for cell

#25
20180152331
2018-05-31

Preambles in OFDMA system

#26
20180102863
2018-04-12

Time differential digital circuit

#27
20180076912
2018-03-15

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

#28
20180026729
2018-01-25

Capsule endoscope transmitter and capsule endoscope receiver configured to perform human body communication and human body communication method using the same

#29
20170373944
2017-12-28

Channel training using a replica lane

#30
20170366219
2017-12-21

Methods and systems for improving correlation

#31
20170359134
2017-12-14

Processing module for a communication device and method therefor

#32
20170317768
2017-11-02

Periodic calibration for communication channels by drift tracking

#33
20170223648
2017-08-03

Method and apparatus for synchronizing frequency and time in a wireless communication system

#34
20170163334
2017-06-08

Global communication network

#35
20170149513
2017-05-25

Margin test methods and circuits

#36
20170099117
2017-04-06

Algebraic generators of sequences for communication signals

#37
20170063480
2017-03-02

Use of orthogonal or near orthogonal codes in reverse link

#38
20170060173
2017-03-02

Method and apparatus for exchanging data between devices operating at different clock rates

#39
20170026108
2017-01-26

Global communication network

#40
20170005852
2017-01-05

Preambles in OFDMA system

#41
20160373237
2016-12-22

Embedded wake-up signaling

#42
20160261402
2016-09-08

Method for improving synchronization and information transmission in a communication system

#43
20160211929
2016-07-21

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

#44
20160127120
2016-05-05

Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method

#45
20160066260
2016-03-03

Generating downlink frame and searching for cell

#46
20150381346
2015-12-31

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

#47
20150372803
2015-12-24

Method and apparatus for data aided timing recovery in 10GBASE-T system

#48
20150341128
2015-11-26

Margin test methods and circuits

#49
20150256325
2015-09-10

Periodic calibration for communication channels by drift tracking

#50
20150249562
2015-09-03

MIMO RELATED SIGNALING IN WIRELESS COMMUNICATION

#51
20150222416
2015-08-06

Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method

#52
20150222377
2015-08-06

Receiver deserializer latency trim

#53
20150171918
2015-06-18

Spread spectrum clock generator and method for generating spread spectrum clock signal

#54
20150139375
2015-05-21

Communication system, receiver, and eye-opening measuring method

#55
20150103935
2015-04-16

Method for improving synchronization and information transmission in a communication system

#56
20150098529
2015-04-09

Methods and systems for optimal PN phase detection in DTMB receivers

#57
20150063433
2015-03-05

Periodic calibration for communication channels by drift tracking

#58
20140331112
2014-11-06

Margin test methods and circuits

#59
20140328203
2014-11-06

Monitoring audio fidelity and audio-video synchronization

#60
20140241384
2014-08-28

Method of synchronizing a communication system

#61
20140133536
2014-05-15

Periodic calibration for communication channels by drift tracking

#62
20130100902
2013-04-25

Generating downlink frame and searching for cell

#63
20130077468
2013-03-28

Preambles in OFDMA system

#64
20130013660
2013-01-10

Correlation device

#65
20130003886
2013-01-03

METHOD FOR GENERATING AND DETECTING PREAMBLE, AND DIGITAL COMMUNICATION SYSTEM BASED ON THE SAME

#66
20120320901
2012-12-20

Use of orthogonal or near orthogonal codes in reverse link

#67
20120236917
2012-09-20

Periodic calibration for communication channels by drift tracking

#68
20120226964
2012-09-06

Dynamic synchronization of data capture on an optical or other high speed communications link

#69
20120140812
2012-06-07

Receiver circuit architectures

#70
20120134443
2012-05-31

Method for improving synchronization and information transmission in a communication system

#71
20120134432
2012-05-31

Method for improving synchronization and information transmission in a communication system

#72
20120128372
2012-05-24

OPTICAL LINE TERMINATION, PON SYSTEM, AND DATA RECEPTION PROCESSING METHOD

#73
20120113270
2012-05-10

Monitoring audio fidelity and audio-video synchronization

#74
20120027148
2012-02-02

System and method for synchronization tracking in an in-band modem

#75
20120027135
2012-02-02

System and method for synchronization tracking in an in-band modem

#76
20110261915
2011-10-27

System and method for self-correcting the multiphase clock

#77
20110222504
2011-09-15

Preambles in OFDMA system

#78
20110188587
2011-08-04

MIMO related signaling in wireless communication

#79
20110080902
2011-04-07

APPARATUS AND METHOD FOR ACQUIRING A PREAMBLE IN AN ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS MOBILE TERMINAL

#80
20110002418
2011-01-06

Time-frequency synchronization and frame number detection for DMB-T systems

#81
20100329405
2010-12-30

TIME-FREQUENCY SYNCHRONIZATION AND FRAME NUMBER DETECTION FOR DMB-T SYSTEMS

#82
20100248732
2010-09-30

Methods and devices for communicating over a radio channel

#83
20100244913
2010-09-30

Method and appartus for exchanging data between devices operating at different clock rates

#84
20100226467
2010-09-09

FRAME NUMBER DETECTING DEVICE

#85
20100202578
2010-08-12

Clock generation circuit and system

#86
20100074314
2010-03-25

Margin test methods and circuits

#87
20090274242
2009-11-05

Digital broadcast transmitter and receiver and method for processing stream thereof

#88
20090252336
2009-10-08

Method for generating downlink frame, and method for searching cell

#89
20090252335
2009-10-08

Method for generating downlink frame, and method for searching cell

#90
20090252334
2009-10-08

Method for generating downlink frame, and method for searching cell

#91
20090224809
2009-09-10

Semiconductor integrated circuit device and method for evaluating an eye-opening margin

#92
20090213905
2009-08-27

Use of orthogonal or near orthogonal codes in reverse link

#93
20090168937
2009-07-02

RF receiver having timing offset recovery function and timing offset recovery method using thereof

#94
20090168809
2009-07-02

METHOD AND APPARATUS TO JOINTLY SYNCHRONIZE A LEGACY SDARS SIGNAL WITH OVERLAY MODULATION

#95
20090034669
2009-02-05

Periodic calibration for communication channels by drift tracking

#96
20080310567
2008-12-18

Method for improving synchronization and information transmission in a communication system

#97
20080301533
2008-12-04

Dynamic synchronization of data capture on an optical or other high speed communications link

#98
20080288570
2008-11-20

Correlation device

#99
20080232509
2008-09-25

Interference suppression in bit-serial data streams

#100
20080181346
2008-07-31

Acquisition apparatus and method

#101
20080039107
2008-02-14

Preambles in OFDMA system

#102
20070253472
2007-11-01

Apparatus and method for acquirying a preamble in an orthogonal frequency division multiple access mobile terminal

#103
20070230610
2007-10-04

Apparatus for performing alternating quadratures differential binary phase shift keying modulation and demodulation

#104
20070230549
2007-10-04

Periodic calibration for communication channels by drift tracking

#105
20060274737
2006-12-07

Method and apparatus for processing null packets in a digital media receiver

#106
20060233225
2006-10-19

Frequency synchronization apparatus and frequency synchronization method

#107
20060159113
2006-07-20

Periodic interface calibration for high speed communication

#108
20060093078
2006-05-04

Preamble aided synchronization

#109
20060078077
2006-04-13

Method and system for undersampled symbol synchronization

#110
20060067451
2006-03-30

Providing global positioning system (GPS) timing signals to remote cellular base stations

#111
20050286661
2005-12-29

Symbol timing error detector that uses a channel profile of a digital receiver and a method of detecting a symbol timing error

#112
20050232140
2005-10-20

Use of orthogonal or near orthogonal codes in reverse link

#113
20050185745
2005-08-25

Method and system for undersampled symbol synchronization

#114
20050185498
2005-08-25

Timing calibration pattern for SLDRAM

#115
20050180538
2005-08-18

Method and system for undersampled symbol synchronization

#116
20050163202
2005-07-28

Periodic calibration for communication channels by drift tracking

#117
20050135529
2005-06-23

Burst communications apparatus and method using tapped delay lines

#118
20050047538
2005-03-03

Method and apparatus for clock deskew

#119
20050041683
2005-02-24

Periodic interface calibration for high speed communication

#120
20050025191
2005-02-03

Pseudorandom data pattern verifier with automatic synchronization

#121
20050005181
2005-01-06

Dynamic synchronization of data capture on an optical or other high speed communications link

#122
15605614
2019-01-15

Code division multiple access (CDMA) Manet

#123
15284496
2019-06-18

Time-reversal communication systems