ClassID:

223440

H04B1/7073 - CPC Classification

Classification description:

Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Spread spectrum techniques using direct sequence modulation Synchronisation aspects

Sub-classes:
Recent Application in this class:
#1
20260030975
2026-01-29

METHOD CARRIED OUT IN SYSTEM INCLUDING ACTIVE STYLUS AND SENSOR CONTROLLER, SENSOR CONTROLLER, AND ACTIVE STYLUS

#2
20250266860
2025-08-21

TIMING DETECTION METHOD, COMMUNICATION SYSTEM AND RECEIVING APPARATUS

#3
20250141492
2025-05-01

TIME SYNCHRONIZATION FOR WIRELESS DEVICE

#4
20250047322
2025-02-06

IDENTIFYING ELECTRONIC DEVICES IN A ROOM USING A SPREAD CODE

#5
20240428631
2024-12-26

Passive Entry/Passive Start Access Systems Including Round Trip Time Sniffing

#6
20240395131
2024-11-28

METHOD CARRIED OUT IN SYSTEM INCLUDING ACTIVE STYLUS AND SENSOR CONTROLLER, SENSOR CONTROLLER, AND ACTIVE STYLUS

#7
20240283458
2024-08-22

CLOCK AND DATA RECOVERY CIRCUIT WITH SPREAD SPECTRUM CLOCKING SYNTHESIZER

#8
20240267081
2024-08-08

BIDIRECTIONAL DATA COMMUNICATION SYSTEM, IN PARTICULAR EXPLOITING A CDMA CODING AND TWO UNIDIRECTIONAL DATA BUSES

#9
20240236893
2024-07-11

CLOCK SYNCHRONIZATION METHOD AND APPARATUS, AND VEHICLE

#10
20240187119
2024-06-06

Optical transmission device based on direct-sequence-spread-spectrum time-division-multiple-access and method thereof

#11
20240029488
2024-01-25

POWER MANAGEMENT BASED ON FRAME SLICING

#12
20240029487
2024-01-25

Passive entry/passive start access systems including round trip time sniffing

#13
20230344464
2023-10-26

Timing detection device and method thereof

#14
20230261692
2023-08-17

Identifying electronic devices in a room using a spread code

#15
20230206748
2023-06-29

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

#16
20230194730
2023-06-22

Method and apparatus for receiving chip-by-chip multiplexed csk signals

#17
20230170931
2023-06-01

Antenna optimization for SATCOM waveforms

#18
20230163765
2023-05-25

Clock and data recovery circuit with spread spectrum clocking synthesizer

#19
20230100726
2023-03-30

Method and apparatus for performing synchronization in NR V2X

#20
20230022948
2023-01-26

System, method, and apparatus for SRIS mode selection for PCIE

#21
20230016261
2023-01-19

Method for global navigation satellite system (GNSS) positioning and electronic device performing the same

#22
20220376737
2022-11-24

Electrical phase computation using RF media

#23
20220200653
2022-06-23

Time synchronization method and apparatus

#24
20220159600
2022-05-19

Method and apparatus for performing synchronization in NR V2X

#25
20220146690
2022-05-12

Method and apparatus for receiving chip-by-chip multiplexed CSK signals

#26
20220045779
2022-02-10

Broadcast signal transmission apparatus using transmission identifier and method using same

#27
20220035046
2022-02-03

Reception apparatus and reception method

#28
20220021412
2022-01-20

Spread spectrum clock generator and spread spectrum clock generation method, pulse pattern generator and pulse pattern generation method, and error rate measuring device and error rate measuring method

#29
20220013003
2022-01-13

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

#30
20210385768
2021-12-09

Method for coordinating participants in sensor networks

#31
20210314020
2021-10-07

SPREAD SPECTRUM COMMUNICATION IN FEMTOCELL NETWORKS, AND ASSOCIATED DEVICES, SYSTEMS, AND METHODS

#32
20210250059
2021-08-12

Radio frequency clocked device

#33
20210241608
2021-08-05

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

#34
20210211154
2021-07-08

Identifying electronic devices in a room using a spread code

#35
20210166509
2021-06-03

Passive entry/passive start access systems including round trip time sniffing

#36
20210159939
2021-05-27

Systems and methods for synchronization by transceivers with OQPSK demodulation

#37
20210159938
2021-05-27

Managing a communication system with a plurality of anchor devices using ultra-wide band communication

#38
20210111751
2021-04-15

Digital transceiver driven by synchronous spread spectrum clock signal for data transmission

#39
20210033737
2021-02-04

System and method for indoor location

#40
20210011580
2021-01-14

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

#41
20200382155
2020-12-03

Electrical phase computation using RF media

#42
20200236665
2020-07-23

Time interval measurement code-division multiple access transceiver

#43
20200220640
2020-07-09

Broadcast signal transmission apparatus using transmission identifier and method using same

#44
20200120509
2020-04-16

Passive entry/passive start systems using I and Q data for detecting range extender type relay station attacks

#45
20200119464
2020-04-16

Passive entry/passive start access systems with tone exchange sniffing

#46
20200119463
2020-04-16

Passive entry/passive start access systems with bidirectional tone exchange

#47
20200119462
2020-04-16

Multi-axis polarized RF antenna assemblies for passive entry/passive start systems

#48
20200118374
2020-04-16

Passive entry/passive start systems using continuous wave tones and synchronization words for detecting range extender type relay station attacks

#49
20200118373
2020-04-16

Passive entry/passive start systems detecting range extender type relay station attacks

#50
20200118372
2020-04-16

Passive entry/passive start communication systems with selected antennas having multiple polarized axes

#51
20200114875
2020-04-16

Passive entry/passive start access systems including round trip time sniffing

#52
20200091957
2020-03-19

Identifying audio characteristics of a room using a spread code

#53
20200081132
2020-03-12

Ground time virtually referenced positioning and timing system

#54
20200059261
2020-02-20

Systems and methods for synchronization by transceivers with OQPSK demodulation

#55
20200036410
2020-01-30

Spread-spectrum decoding method for transmitted signal and display apparatus

#56
20190364524
2019-11-28

Synchronization-dependent transmission for vehicle to anything communication

#57
20190349228
2019-11-14

Demodulator for use in radio communication receivers

#58
20190346970
2019-11-14

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

#59
20190306817
2019-10-03

Timing adjustment in CV2X

#60
20190280731
2019-09-12

APPARATUS FOR TRANSMITTING AND RECEIVING DATA TO PROVIDE HIGH-SPEED DATA COMMUNICATION AND METHOD THEREOF

#61
20190273602
2019-09-05

CHAOTIC PERMUTATION SPREAD SPECTRUM SYSTEM AND METHOD THEREFO

#62
20190268036
2019-08-29

Method and apparatus for the reception of a signal

#63
20190207644
2019-07-04

Extended range communications for ultra-wideband network nodes

#64
20190199395
2019-06-27

Extended range communications for ultra-wideb and network nodes

#65
20190097677
2019-03-28

MULTI-LAYER RATE SPLITTING FOR WIRELESS COMMUNICATIONS

#66
20190089404
2019-03-21

Receiver, transmitter, radio communication system, and radio communication method

#67
20190075534
2019-03-07

Transmitter, receiver and method for generating synchronization signals

#68
20190072640
2019-03-07

Signal processing system and signal processing method for object detection or data transmission

#69
20190044572
2019-02-07

Spread-spectrum-signal reception apparatus and spread code initialization method

#70
20190041898
2019-02-07

System, method, and apparatus for SRIS mode selection for PCIe

#71
20190028139
2019-01-24

Parts-per-million detection apparatus and method

#72
20180359045
2018-12-13

Broadcast signal transmission apparatus using transmission identifier and method using same

#73
20180309476
2018-10-25

Orthogonal spreading sequence creation using radio frequency parameters

#74
20180299561
2018-10-18

TECHNIQUES OF CAPTURING GNSS SIGNALS AT REQUESTED TIMING

#75
20180241431
2018-08-23

Signal representing data, method and device for generating such signal and method and device for determining the represented data from such signal

#76
20180219575
2018-08-02

Signal detection circuit and signal detection method

#77
20180219520
2018-08-02

Automatic gain control (AGC) circuit, despreading circuit, and method for reproducing reception data

#78
20180205478
2018-07-19

Method and apparatus for determining propagation delay in a communications network

#79
20180183489
2018-06-28

Extended range communications for ultra-wideband network nodes

#80
20180159587
2018-06-07

Synchronized access point transmissions with random timing

#81
20180069554
2018-03-08

Clock and data recovery module

#82
20180041980
2018-02-08

Base station time synchronization in a wireless network

#83
20170339718
2017-11-23

Message transmitting or receiving methods and devices, base station, and terminal

#84
20170324442
2017-11-09

Communication process and system for high-sensitivity and synchronous demodulation signals

#85
20170310356
2017-10-26

Clock control circuit, demodulation device and spread spectrum method

#86
20170303218
2017-10-19

Synchronization-dependent transmission for vehicle to anything communication

#87
20170272119
2017-09-21

Receiver for use in an ultra-wideband communication system

#88
20170257245
2017-09-07

Receiver, frame synchronization method, transmitter, transmission method, and program

#89
20170237597
2017-08-17

Method of processing WCDMA signal timing offset for signal analyzing equipment

#90
20170223648
2017-08-03

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

#91
20170195007
2017-07-06

Acquisition method for pseudo noise code at receiver and receiver for acquiring pseudo noise code

#92
20170180070
2017-06-22

Method and apparatus for determining propagation delay in a communications network

#93
20170078125
2017-03-16

Radio communication

#94
20160380672
2016-12-29

Satellite radio signal receiver, electronic timepiece, date and time acquiring method and recording medium

#95
20160344442
2016-11-24

Wireless transmission device, wireless reception device, wireless communication system, and wireless communication method

#96
20160323090
2016-11-03

Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling

#97
20160242131
2016-08-18

Transmitter, receiver and method for generating synchronisation signals

#98
20160241301
2016-08-18

Time to digital converter and phase locked loop

#99
20160219540
2016-07-28

PHY Preamble Format for Wireless Communication System

#100
20160218770
2016-07-28

Transmission circuit, reception circuit and communication system

#101
20160198425
2016-07-07

Receiver and method for detecting synchronization in wireless communication system

#102
20160191113
2016-06-30

Synchronization for terminal-to-terminal communication

#103
20160149661
2016-05-26

RF sub-band de-multiplexing for ultra-wide band optical digital coherent detection

#104
20160149610
2016-05-26

Time synchronization system

#105
20160134328
2016-05-12

Signal representing data, method and device for generating such signal and method and device for determining the represented data from such signal

#106
20150341163
2015-11-26

Fractional PLL circuit

#107
20150311946
2015-10-29

Short-range zigbee compatible receiver with near-threshold digital baseband

#108
20150311945
2015-10-29

Device and method for determining the arrival time of a UWB signal

#109
20150288415
2015-10-08

Bit signal structure for differentially encoded broadcasts

#110
20150263869
2015-09-17

SYSTEMS AND METHOD FOR FINITE RATE OF INNOVATION CHANNEL ESTIMATION

#111
20150256219
2015-09-10

Fast automated radio link establishment

#112
20150229350
2015-08-13

BROADCASTING TRANSMISSION APPARATUS AND METHOD THEREOF FOR SIMULCAST BROADCASTING

#113
20150200706
2015-07-16

Synchronization of a real-time UWB locating system

#114
20150195003
2015-07-09

Interference mitigation detector encompassing high power peak integer chip value

#115
20150139373
2015-05-21

Data transfer between clock domains

#116
20150139279
2015-05-21

Systems and methods for clock calibration for satellite navigation

#117
20150131706
2015-05-14

Phase-alignment between clock signals

#118
20150124856
2015-05-07

Method and apparatus for frame synchronization in a positioning system

#119
20150103871
2015-04-16

Satellite signal receiving device and electronic device

#120
20150030055
2015-01-29

Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication system

#121
20150029058
2015-01-29

Accurate timing distribution by high-frequency radio

#122
20150016491
2015-01-15

DIFFERENTIATOR BASED SPREAD SPECTRUM MODULATOR

#123
20140369389
2014-12-18

Cellular-to-GNSS fine time assistance and power amplifier (PA) blanking

#124
20140348214
2014-11-27

Compact and fast N-factorial single data rate clock and data recovery circuits

#125
20140348210
2014-11-27

Method and device for compressing a wide band radio-navigation signal, associated method and device for calculating the correlation function of the spreading code of the compressed signal

#126
20140328377
2014-11-06

Semiconductor device, receiver, transmitter, transceiver and communication system

#127
20140315508
2014-10-23

Receiver and method for the reception of a node by a receiver in a wireless network

#128
20140308972
2014-10-16

Mobile broadcast signal demodulation chip for location determination

#129
20140270004
2014-09-18

Method and apparatus for compensating for frequency errors between base station and mobile station

#130
20140269846
2014-09-18

Receiver for use in an ultra-wideband communication system

#131
20140269844
2014-09-18

Apparatus for correcting signal, transmission apparatus, method of correcting signal, and transmission system

#132
20140241383
2014-08-28

Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling

#133
20140233610
2014-08-21

Method of acquiring a GPS signal by iterative decoding

#134
20140204928
2014-07-24

Method and system for initial signal acquisition in multipath fading channel conditions

#135
20140198882
2014-07-17

Systems, apparatus, and methods for receiving paging messages by creating fat paths in fast fading scenarios

#136
20140198830
2014-07-17

Method and apparatus for timing synchronization at sub-sampled rate for sub-sampled wideband systems

#137
20140198772
2014-07-17

Synchronization signal design for wireless devices in a long range extension mode

#138
20140185655
2014-07-03

Method and apparatus for correcting a reference clock of a GPS receiver

#139
20140161156
2014-06-12

Methods and apparatus for handling fingers with large delay spread through utility optimization

#140
20140146742
2014-05-29

Apparatus and method of inter-radio access technology searching

#141
20140133522
2014-05-15

Receiver for use in an ultra-wideband communication system

#142
20140105342
2014-04-17

Frame and symbol timing recovery for unbursted packetized transmissions using constant-amplitude continuous-phase frequency-modulation

#143
20140072026
2014-03-13

Mechanism for performing equalization without prior knowledge of modulation type or constellation order

#144
20140056333
2014-02-27

Random non-cyclical binary code generator

#145
20140036963
2014-02-06

Clock synchronization for line differential protection

#146
20140029646
2014-01-30

Disabling spread-spectrum clock signal generation

#147
20140016674
2014-01-16

Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling

#148
20140003468
2014-01-02

Communication system and communication method

#149
20130336365
2013-12-19

APPARATUS AND METHOD FOR MODULATING DATA MESSAGE BY EMPLOYING ORTHOGONAL VARIABLE SPREADING FACTOR (OVSF) CODES IN MOBILE COMMUNICATION SYSTEM

#150
20130301683
2013-11-14

Fault circuit indicator system using a random phase multiple access system

#151
20130301682
2013-11-14

Light monitoring system with antenna diversity

#152
20130300576
2013-11-14

Water monitoring system using a random phase multiple access system

#153
20130294483
2013-11-07

Smart transformer using a random phase multiple access system

#154
20130272278
2013-10-17

Electric monitoring system using a random phase multiple access system

#155
20130266043
2013-10-10

Signal detection in noise

#156
20130259094
2013-10-03

Signal quality monitor

#157
20130235907
2013-09-12

Optimization of data processors with irregular patterns

#158
20130229983
2013-09-05

Base station synchronization

#159
20130182747
2013-07-18

Clock control circuit, demodulation device and spread spectrum method

#160
20130121380
2013-05-16

Methods for PCO based UWB impulse radio with localized synchronization detection and retention

#161
20130114644
2013-05-09

Installation for the transmission/reception of radio signals

#162
20130094539
2013-04-18

Semiconductor device, receiver, transmitter, transceiver and communication system

#163
20130093478
2013-04-18

Differentiator based spread spectrum modulator

#164
20130089120
2013-04-11

Spectrum spread communication system

#165
20130064124
2013-03-14

WEAK SIGNAL DETECTION IN WIRELESS COMMUNICATION SYSTEMS

#166
20130052977
2013-02-28

Satellite signal receiving device and electronic device

#167
20130034127
2013-02-07

Radio receiver with mitigation modules and mixers with phase compensation

#168
20130010780
2013-01-10

Fast timing acquisition in cell search

#169
20130003786
2013-01-03

Synchronization acquisition method of real time locating system

#170
20120281574
2012-11-08

METHOD OF SYNCHRONISATION CHANNEL (SCH) INTERFERENCE CANCELLATION IN A MOBILE COMMUNICATION SYSTEM

#171
20120269052
2012-10-25

Shared channel structure, ARQ systems and methods

#172
20120219037
2012-08-30

Light monitoring system using a random phase multiple access system

#173
20120195348
2012-08-02

Signal transmission apparatus, electronic instrument, reference signal outputting apparatus, communication apparatus, reference signal reception apparatus and signal transmission method

#174
20120188988
2012-07-26

Method and apparatus for providing downlink reference signal transmission power information in a wireless communication system that supports multiple antennas

#175
20120114017
2012-05-10

Apparatus and Method for Modulating Data Message By Employing Orthogonal Variable Spreading Factor (OVSF) Codes in Mobile Communication System

#176
20120099535
2012-04-26

METHOD AND APPARATUS FOR TRANSMISSION FAILURE DETECTION IN TIME DIVISION SYNCHRONOUS CODE DIVISION MULTIPLE ACCESS (TD-SCDMA) NETWORKS

#177
20120039424
2012-02-16

Receiver and method for the reception of a node by a receiver in a wireless network

#178
20120027147
2012-02-02

Frame and carrier synchronization for unbursted packetized transmissions using constant-amplitude continuous-phase frequency-modulation

#179
20120027131
2012-02-02

Blind carrier/timing recovery and detection of modulation scheme

#180
20120027072
2012-02-02

Variable modulus mechanism for performing equalization without a priori knowledge of modulation type or constellation order

#181
20120027065
2012-02-02

Detecting the modulation type and/or constellation order of a PSK/QAM-modulated signal

#182
20120027064
2012-02-02

Identifying rogue GSM base stations by intercepting downlink beacon channels

#183
20120026994
2012-02-02

Classification of wireless LAN signals

#184
20120026901
2012-02-02

Method and apparatus for processing signals

#185
20110292858
2011-12-01

BROADCASTING COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM

#186
20110261859
2011-10-27

Systems and methods for PCO based UWB impulse radio with localized synchronization detection and retention

#187
20110261805
2011-10-27

Universal acquisition and tracking apparatus for global navigation satellite system (GNSS)

#188
20110190015
2011-08-04

Base station synchronization

#189
20110188556
2011-08-04

Receiving device and radio quality calculation method

#190
20110004792
2011-01-06

Bit error rate reduction in chaotic communications

#191
20100317358
2010-12-16

RECEIVING APPARATUS, BASE STATION APPARATUS, AND SYNCHRONIZATION TIMING DETECTION METHOD

#192
20100246458
2010-09-30

Controlling power in a spread spectrum system

#193
20100232478
2010-09-16

Receiver for spread spectrum communication

#194
20100210243
2010-08-19

High speed access system and method in a mobile communications network

#195
20100195553
2010-08-05

CONTROLLING POWER IN A SPREAD SPECTRUM SYSTEM

#196
20100091819
2010-04-15

Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling

#197
20100081386
2010-04-01

Communication method, system, transmitter, and receiver

#198
20100062739
2010-03-11

RECEIVING APPARATUS AND COMMUNICATION CONTROL METHOD

#199
20100027526
2010-02-04

Efficient frame tracking in mobile receivers

#200
20090290664
2009-11-26

Receiver for wireless communication network with extended range

#201
20090285269
2009-11-19

PHY preamble format for wireless communication system

#202
20090285265
2009-11-19

Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication system

#203
20090122927
2009-05-14

Receiver for wireless communication network with extended range

#204
20090110005
2009-04-30

SWITCHING CIRCUIT AND SWITCHING METHOD

#205
20090097580
2009-04-16

Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communicating system

#206
20080227474
2008-09-18

Base station synchronization

#207
20080205367
2008-08-28

Reception apparatus, path detection apparatus, method thereof, and computer product used in CDMA system base station

#208
20080170644
2008-07-17

Signal acquisition methods and apparatus in wireless communication systems

#209
20080095141
2008-04-24

Cluster Path Processor Multi-Mode Time Alignment Having Expanded Search Window

#210
20070253382
2007-11-01

Arrangement for synchronizing access points in WLAN using direct-sequence spread spectrum signaling

#211
20070129042
2007-06-07

Receiver

#212
20070104086
2007-05-10

Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication system

#213
20070076678
2007-04-05

Shared channel structure, ARQ systems and methods

#214
20060274820
2006-12-07

Receiver for wireless communication network with extended range

#215
20060222056
2006-10-05

Base station device

#216
20060215737
2006-09-28

APPARATUS AND METHOD FOR MODULATING DATA MESSAGE BY EMPLOYING ORTHOGONAL VARIABLE SPREADING FACTOR (OVSF) CODES IN MOBILE COMMUNICATION SYSTEM

#217
20060209674
2006-09-21

Shared channel structure, ARQ systems and methods

#218
20060034407
2006-02-16

Base station synchronization

#219
20050202837
2005-09-15

Wireless base station, wireless frames synchronization detection method used therein, and recording medium on which program therefor is recorded

#220
20050197160
2005-09-08

Efficient frame tracking in mobile receivers

#221
20050195770
2005-09-08

Method and apparatus for frame synchronization

#222
20050070318
2005-03-31

Efficient frame tracking in mobile receivers

#223
15989266
2019-06-18

Super-resolution technique for time-of-arrival estimation

#224
15923119
2019-05-14

Two-point modulator with matching gain calibration

#225
15838607
2019-03-19

Method and systems for radio transmission with distributed cyclic delay diversity

#226
15666275
2018-08-07

Apparatus and method for multi-beam initial synchronization for 5G-NR system

#227
15426078
2018-06-05

Device, system and method for traffic management

#228
14941192
2017-02-07

Method and apparatus to determine electric power network anomalies using a coordinated information exchange among smart meters

#229
14231206
2015-02-03

Determining timing information in a receiver

#230
13865394
2015-03-10

PN code sync detection and carrier frequency offset estimation for the direct sequence spread spectrum receiver

#231
13692472
2016-11-01

Precision timing source back-up for loss of GPS satellites