ClassID:

224502

H04J13/14 - CPC Classification

Classification description:

Code division multiplex systems; Code generation Generation of codes with a zero correlation zone

Recent Application in this class:
#1
20250141580
2025-05-01

DYNAMIC CONFIGURATION OF A FLEXIBLE ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING PHY TRANSPORT DATA FRAME PREAMBLE

#2
20250030587
2025-01-23

LOW PAPR DMRS AND LOW INTER-CELL INTERFERENCE FOR DFT-SPREAD OFDM

#3
20240333413
2024-10-03

CIRCULAR TIME SHIFT MODULATION FOR COMMUNICATIONS

#4
20240305397
2024-09-12

DYNAMIC CONFIGURATION OF A FLEXIBLE ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING PHY TRANSPORT DATA FRAME PREAMBLE

#5
20220094583
2022-03-24

Low PAPR DMRS and low inter-cell interference for DFT-spread OFDM

#6
20220046713
2022-02-10

Method and apparatus for random access layered preambles

#7
20210399823
2021-12-23

VARIABLE SPREADING FACTOR CODES FOR NON-ORTHOGONAL MULTIPLE ACCESS

#8
20210289396
2021-09-16

Random access preamble design

#9
20210243620
2021-08-05

Method and apparatus for signaling using generalized Chu sequences

#10
20210143929
2021-05-13

Dynamic configuration of a flexible orthogonal frequency division multiplexing PHY transport data frame preamble

#11
20200322079
2020-10-08

Spreading code sequences for reference signals

#12
20200280881
2020-09-03

Random access preamble design

#13
20200112998
2020-04-09

Method for generating random access channel ZC sequence, and apparatus

#14
20190253172
2019-08-15

Variable spreading factor codes for non-orthogonal multiple access

#15
20190239119
2019-08-01

Random access preamble design

#16
20190089440
2019-03-21

Golay sequences for wireless networks

#17
20190053287
2019-02-14

System and method for sounding reference signal transmission

#18
20180091253
2018-03-29

Enodeb with masking functionality and aircraft

#19
20180076917
2018-03-15

Short PUCCH In NR Networks

#20
20170280336
2017-09-28

Method and apparatus for signaling using generalized Chu sequences

#21
20170264348
2017-09-14

Parametric generating method for ZCZ sequence set

#22
20170207945
2017-07-20

Dynamic configuration of a flexible orthogonal frequency division multiplexing PHY transport data frame preamble

#23
20170207873
2017-07-20

Dynamic configuration of a flexible orthogonal frequency division multiplexing PHY transport data frame preamble

#24
20170097421
2017-04-06

Systems and methods for generating signals from terrestrial transmitters, and for processing the signals using GNSS receiver hardware

#25
20170086228
2017-03-23

Method for generating random access channel ZC sequence, and apparatus

#26
20170033882
2017-02-02

Code generating apparatus, reference signal generating apparatus, and methods thereof

#27
20160380719
2016-12-29

Method for masking communication signals, enodeb with masking functionality and aircraft

#28
20160056910
2016-02-25

Dynamic configuration of a flexible orthogonal frequency division multiplexing PHY transport data frame preamble

#29
20150085810
2015-03-26

Random access preamble design

#30
20150078150
2015-03-19

Algebraic generators of sequences for communication signals

#31
20140301430
2014-10-09

Code generating apparatus, reference signal generating apparatus, and methods thereof

#32
20140301358
2014-10-09

Code generating apparatus, reference signal generating apparatus, and methods thereof

#33
20140050076
2014-02-20

Method for generating a superset of quasi-orthogonal sets of sequences

#34
20140036831
2014-02-06

Random access preamble design

#35
20140010214
2014-01-09

Configuration of random access preamble

#36
20140003475
2014-01-02

Zero correlation zone sequences for communication system

#37
20140003474
2014-01-02

Zero correlation zone sequences for communication system

#38
20130242869
2013-09-19

Direct generation of discrete Fourier transforms of time-shifted Zadoff-Chu sequences

#39
20130077656
2013-03-28

Radio transmission apparatus and radio transmission method

#40
20130039162
2013-02-14

Code division muliplexing method, transmitting device and receiving device using the method

#41
20130016801
2013-01-17

Method and apparatus for generating secondary synchronization signals

#42
20120314561
2012-12-13

Method and apparatus for implementing preamble generation

#43
20120287966
2012-11-15

Code generating apparatus, reference signal generating apparatus, and methods thereof

#44
20120281629
2012-11-08

Method and device for detecting primary synchronization signal and generating sequence in long term evolution (LTE) system

#45
20120263214
2012-10-18

Method of generating random access preambles in wireless communication system

#46
20120069933
2012-03-22

Method and a device for sequencing the ZC sequences of the random access channel

#47
20120051292
2012-03-01

Method and apparatus of transmitting a random access preamble

#48
20120033561
2012-02-09

Communication control method, mobile station and base station

#49
20110317745
2011-12-29

MOBILE COMMUNICATION SYSTEM, RADIO BASE STATION, AND MOBILE STATION

#50
20110249548
2011-10-13

Efficient zadoff-chu sequence generation

#51
20110150156
2011-06-23

Method for generating a preamble sequence and a method for determining a cyclic shift

#52
20110129021
2011-06-02

Direct generation of discrete fourier transforms of time-shifted Zadoff-Chu sequences

#53
20110007825
2011-01-13

Method for generation of cyclic shift amount set and method for generation of random access preamble

#54
20100290546
2010-11-18

Systems and methods for designing a reference signal to be transmitted in a multiplexed cellular system

#55
20100260276
2010-10-14

Zero correlation zone based preamble for oversampled OFDM networks in URWIN

#56
20100222067
2010-09-02

Allocation of preamble sequences

#57
20100195479
2010-08-05

Method, apparatus, and computer product for generating an SC-FDMA signal

#58
20100111142
2010-05-06

Radio transmission device and radio transmission method

#59
20100110873
2010-05-06

Method of transmitting synchronization signal in wireless communication system

#60
20100098189
2010-04-22

Transmitter and receiver for a wireless access system, transmission method and reception method of the wireless access system, and a program for same

#61
20100097922
2010-04-22

Systems and methods for generating sequences that are nearest to a set of sequences with minimum average cross-correlation

#62
20100091907
2010-04-15

Method for transmitting information using sequence

#63
20100074372
2010-03-25

Method and apparatus of determining a set of zero correlation zone lengths

#64
20100034305
2010-02-11

Method and apparatus of establishing a synchronization signal in a communication system

#65
20090238137
2009-09-24

Base station and method of generating a synchronization channel

#66
20090067318
2009-03-12

Systems and methods for designing a reference signal to be transmitted in a multiplexed cellular system

#67
20080247374
2008-10-09

Receiving station for CDMA wireless system and method

#68
20080235314
2008-09-25

Method of generating random access preambles in wireless communication system

#69
20080170608
2008-07-17

Signature sequences and methods for time-frequency selective channel

#70
20070270273
2007-11-22

METHOD AND APPARATUS FOR FAST CELL SEARCH

#71
20070253465
2007-11-01

Methods and apparatus to allocate reference signals in wireless communication systems

#72
20070230600
2007-10-04

Random access structure for wireless networks

#73
20060274843
2006-12-07

Apparatus and method for transmitting/receiving preamble signal in a wireless communication system

#74
20060088080
2006-04-27

Low-interference UWB wireless communication system and processing method thereof and storage medium recorded program of the same

#75
20060050799
2006-03-09

Transmission and reception of reference preamble signals in OFDMA or OFDM communication systems

#76
16556529
2021-11-02

Use of orthogonal coding to facilitate use of shared frequency resource for dual-RAT transmission to a user equipment device