ClassID:

223444

H04B1/70752 - 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 with code phase acquisition using partial detection Partial correlation

Recent Application in this class:
#1
20220255581
2022-08-11

Systems and methods for long range, high-capacity multipoint distance and velocity measurement

#2
20210048536
2021-02-18

Detection method of a wrong synchronization of a receiver with a satellite, associated receiver and computer program product

#3
20210018632
2021-01-21

Memory optimized GNSS correlator

#4
20200162301
2020-05-21

Optimized preamble and method for interference robust packet detection for telemetry applications

#5
20200162300
2020-05-21

Optimized preamble and method for interference robust packet detection for telemetry applications

#6
20200158879
2020-05-21

GNSS correlator

#7
20190109698
2019-04-11

Time synchronisation method, insensitive to power variations, associated receiver and computer program

#8
20190036757
2019-01-31

Optimized preamble and method for interference robust packet detection for telemetry applications

#9
20180367184
2018-12-20

Radio communication

#10
20170366221
2017-12-21

Clear channel assessment

#11
20170366219
2017-12-21

Methods and systems for improving correlation

#12
20170353293
2017-12-07

Method for transient change detection with adaptive sampling, and detector implementing the method

#13
20170170866
2017-06-15

Methods and devices for validating the synchronization between a geolocalizing receptor and an emitting satellite

#14
20170115400
2017-04-27

Memory optimized GNSS correlator

#15
20160285659
2016-09-29

Apparatus and method for burst signal detection

#16
20160285651
2016-09-29

Apparatus and method for frequency estimation ambiguity removal of a burst signal

#17
20160269073
2016-09-15

Method of generating binary offset carrier correlation function based on partial correlation functions, apparatus for tracking binary offset carrier signal, and spread spectrum signal receiver system using the same

#18
20160081048
2016-03-17

Use of correlation combination to achieve channel detection

#19
20150372713
2015-12-24

Method for self-adaptively demodulating quasi-orthogonal signals, demodulation unit and radio signal receiver

#20
20150117499
2015-04-30

METHOD OF GENERATING BINARY OFFSET CARRIER CORRELATION FUNCTION BASED ON PARTIAL CORRELATION FUNCTIONS, APPARATUS FOR TRACKING BINARY OFFSET CARRIER SIGNAL, AND SPREAD SPECTRUM SIGNAL RECEIVER SYSTEM USING THE SAME

#21
20140362956
2014-12-11

Method, network node, computer program and computer program product for decoding a signal

#22
20140270017
2014-09-18

Device and method for computing a channel estimate

#23
20130279541
2013-10-24

Method and apparatus for performing frequency synchronization

#24
20120218985
2012-08-30

Methods, apparatuses and systems for selective transmission of traffic data using orthogonal sequences

#25
20120106484
2012-05-03

Pilot scrambling enabling direct pilot sequence detection in initial acquisition in Evolved UTRA

#26
20120093267
2012-04-19

Method for unifying secondary synchronization signal detection and frame timing synchronization

#27
20120087448
2012-04-12

System and method for acquisition of signals

#28
20120076175
2012-03-29

Method and apparatus for efficient gold code generation and management in WCDMA systems

#29
20120069923
2012-03-22

Method and apparatus for new cell identification in a WCDMA network with a given neighbor set

#30
20120008616
2012-01-12

Apparatus and method for pilot detection

#31
20110193745
2011-08-11

Method of processing a digital signal derived from an analog input signal of a GNSS receiver, a GNSS receiver base band circuit for carrying out the method and a GNSS receiver

#32
20110129001
2011-06-02

Multiple-mode correlator

#33
20110096719
2011-04-28

METHOD AND DEVICE OF ACQUIRING SATELLITE SIGNALS, CORRESPONDING COMPUTER PROGRAM PRODUCT

#34
20110080902
2011-04-07

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

#35
20100328152
2010-12-30

METHOD AND APPARATUS FOR PROCESSING SATELLITE POSITIONING SYSTEM SIGNALS

#36
20100316038
2010-12-16

Code synchronization circuit, delay time measurement device, control method, control program, and computer-readable storage medium

#37
20100272161
2010-10-28

Method and apparatus for performing frequency synchronization

#38
20100246525
2010-09-30

Pilot scrambling enabling direct pilot sequence detection in initial acquisition in evolved UTRA

#39
20100189163
2010-07-29

Method of processing a digital signal derived from a direct-sequence spread spectrum signal and a receiver

#40
20100157950
2010-06-24

SYSTEM FOR USING RAPID ACQUISITION SPREADING CODES FOR SPREAD-SPECTRUM COMMUNICATIONS

#41
20100150354
2010-06-17

LOW I/O BANDWIDTH METHOD AND SYSTEM FOR IMPLEMENTING DETECTION AND IDENTIFICATION OF SCRAMBLING CODES

#42
20100098136
2010-04-22

Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference

#43
20100066607
2010-03-18

Method and apparatus for processing satellite signals at a satellite positioning system receiver

#44
20090315770
2009-12-24

Method and apparatus for processing satellite signals at a satellite positioning system receiver

#45
20090296860
2009-12-03

Adaptive correlation

#46
20090289846
2009-11-26

Method of processing a digital signal derived from an analog input signal of a GNSS receiver, a GNSS receiver base band circuit for carrying out the method and a GNSS receiver

#47
20090279646
2009-11-12

Wireless communication device

#48
20090274164
2009-11-05

Random phase multiple access communication interface system and method

#49
20090268789
2009-10-29

Low I/O bandwidth method and system for implementing detection and identification of scrambling codes

#50
20090268644
2009-10-29

User equipment for synchronizing to a TDD base station

#51
20090262789
2009-10-22

Method and apparatus for performing signal correlation using historical correlation data

#52
20090257479
2009-10-15

USE OF CORRELATION COMBINATION TO ACHIEVE CHANNEL DETECTION

#53
20090238245
2009-09-24

Despreading spread spectrum data

#54
20090238210
2009-09-24

Slotted mode acquisition

#55
20090238201
2009-09-24

Uplink transmitter in a random phase multiple access communication system

#56
20090196331
2009-08-06

Signal processing unit and wireless communication device

#57
20090180525
2009-07-16

Signal processing unit and wireless communication device

#58
20090153399
2009-06-18

METHOD AND APPARATUS FOR PROCESSING SATELLITE POSITIONING SYSTEM SIGNALS

#59
20090067401
2009-03-12

Method and device for recognizing a synchronization message from a wireless telecommunication device

#60
20080117955
2008-05-22

Spread-spectrum phase and channel tracking

#61
20080112516
2008-05-15

Method and apparatus for providing an energy-based signal tracking loop

#62
20080112469
2008-05-15

Method and apparatus for performing frequency synchronization

#63
20080095215
2008-04-24

Coherent detection without transmission preamble

#64
20070263705
2007-11-15

Method and apparatus for detecting spreading-code synchronization for spectrum spreading signals

#65
20070253472
2007-11-01

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

#66
20070253373
2007-11-01

Method of using a shared control channel in wireless communications

#67
20070248194
2007-10-25

Method of detecting a predetermined sequence in an RF signal using a combination of correlation and FFT

#68
20070237212
2007-10-11

Method and apparatus for new cell identification in a WCDMA network with a given neighbor set

#69
20070237116
2007-10-11

Method and apparatus for efficient gold code generation and management in WCDMA systems

#70
20070217486
2007-09-20

Low I/O bandwidth method and system for implementing detection and identification of scrambling codes

#71
20070195867
2007-08-23

System for direct acquisition of received signals

#72
20070160121
2007-07-12

Method and apparatus for performing signal correlation

#73
20070153883
2007-07-05

Low I/O bandwidth method and system for implementing detection and identification of scrambling codes

#74
20070147613
2007-06-28

Low I/O bandwidth method and system for implementing detection and identification of scrambling codes

#75
20070116166
2007-05-24

Pilot scrambling enabling direct pilot sequence detection in initial acquisition in evolved UTRA

#76
20070116102
2007-05-24

Method and apparatus for demodulating signals processed in a transmit diversity mode

#77
20070116101
2007-05-24

Method and apparatus for demodulating signals processed in a transmit diversity mode

#78
20070040740
2007-02-22

Method and apparatus for processing satellite signals at a satellite positioning system receiver

#79
20070025477
2007-02-01

Synchronization technique for serial modulated waveforms

#80
20070025476
2007-02-01

Fast digital carrier frequency error estimation algorithm using synchronization sequence

#81
20070014335
2007-01-18

Method and apparatus for reducing power consumption within a wireless receiver

#82
20070002933
2007-01-04

Parallel correlator implementation using block integration for spread-spectrum communication

#83
20060285581
2006-12-21

System and method for acquisition of signals

#84
20060285580
2006-12-21

Combined detection of transmission parameters and spreading factor in CDMA communication system

#85
20060280136
2006-12-14

User equipment for synchronizing to a TDD base station

#86
20060269064
2006-11-30

Low I/O bandwidth method and system for implementing detection and identification of scrambling codes

#87
20060251039
2006-11-09

High-speed cell search system for CDMA

#88
20060245400
2006-11-02

High-speed cell search system for CDMA

#89
20060222113
2006-10-05

Method and apparatus for segmented code correlation

#90
20060209934
2006-09-21

Reception of multiple code length CDMA transmissions

#91
20060159206
2006-07-20

Device and method for determining a time of arrival of a receive sequence

#92
20060159205
2006-07-20

Device and method for determining a correlation value

#93
20060114970
2006-06-01

Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference

#94
20060114942
2006-06-01

Apparatus and method for acquiring code group in asynchronous W-CDMA system

#95
20050265430
2005-12-01

Method and subscriber unit for performing power control

#96
20050254560
2005-11-17

Apparatus and method for acquiring spread-spectrum signals

#97
20050243901
2005-11-03

Reception device and reception method

#98
20050195926
2005-09-08

Device and method for carrying out correlations in a mobile radio system

#99
20050185698
2005-08-25

Spread spectrum acquisition

#100
20050147059
2005-07-07

Mobile terminal with down-link synchronisation via an iterative correlation system

#101
20050135464
2005-06-23

Correlation module for use in a radio receiver

#102
20050129146
2005-06-16

Acquisition of a code modulated signal

#103
20050129096
2005-06-16

Multiple access using different codes lengths for global navigation satellite systems

#104
20050080561
2005-04-14

Method and apparatus for processing satellite positioning system signals

#105
20050032523
2005-02-10

Radio communication apparatus used in CDMA communication system, which has fingers and is designed to perform rake reception, and power consumption control method therefor

#106
20050018646
2005-01-27

Multistage PN code acquisition circuit and method

#107
20050002442
2005-01-06

Method and apparatus for detection of Pilot signal with frequency offset using multi-stage correlator

#108
16598601
2020-08-04

Method of spread code acquisition using phase multiplexed shuffled correlation and concurrent two parameter alignment screening

#109
16158794
2019-08-27

Adaptive decoding of spread spectrum signals using multiple correlator peaks

#110
14288137
2016-04-19

Ultrasonic communication between devices