ClassID:

226066

H04L27/3488 - CPC Classification

Classification description:

Modulated-carrier systems; Carrier systems characterised by combinations of two or more of the types covered by groups , , or; Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems Multiresolution systems

Recent Application in this class:
#1
20260142769
2026-05-21

DATA TRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM WITH REDUCED LATENCY

#2
20260113234
2026-04-23

STREAMING AND NORMALIZATION FOR ASYMMETRIC NUMERAL SYSTEM-BASED PROBABILISTIC SHAPING

#3
20240283529
2024-08-22

INTER-LAYER LINK DESIGN METHOD OF MULTILAYER CONSTELLATIONS WITH ENHANCED SERVICE COVERAGE CAPABILITY

#4
20240007339
2024-01-04

Methods, Apparatus, and Systems for Configureable Modulation in Wireless Communications

#5
20230388043
2023-11-30

CHANNEL ORIENTED MODULATION SELECTION FOR IMPROVED SPECTRAL EFFICIENCY

#6
20230345305
2023-10-26

Terminal and communication method

#7
20230318902
2023-10-05

Technologies for generating and processing signals

#8
20230254063
2023-08-10

Transmission device, transmission method, reception device, and reception method

#9
20230246762
2023-08-03

DATA TRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM WITH REDUCED LATENCY

#10
20230224109
2023-07-13

Enhanced retransmission scheme for index modulation in NOMA

#11
20230117318
2023-04-20

Selective mapping of coded multi-channel transmission

#12
20220247612
2022-08-04

Transmitter, receiver, transmitting method, and receiving method

#13
20220231754
2022-07-21

SYSTEM AND METHODS TO RECLAIM UNUSED THROUGHPUT IN AN SDARS SYSTEM

#14
20220200837
2022-06-23

Methods and devices for signal demodulation

#15
20220149998
2022-05-12

Multi-layer transmission technique

#16
20220141078
2022-05-05

Transmission method, transmission device, reception method, and reception device

#17
20220116137
2022-04-14

Transmission device, transmission method, reception device, and reception method

#18
20220109530
2022-04-07

Multi-layer HARQ transmission technique

#19
20220085937
2022-03-17

DMRS transmission

#20
20220077959
2022-03-10

Broadcast signal frame generation device and broadcast signal frame generation method using boundary of physical layer pipes of core layer

#21
20220038328
2022-02-03

Dynamic indication of higher order modulation and coding scheme table

#22
20220014411
2022-01-13

METHODS, APPARATUS, AND SYSTEMS FOR CONFIGURABLE MODULATION IN WIRELESS COMMUNICATIONS

#23
20210392020
2021-12-16

Device and method for modulating information

#24
20210392019
2021-12-16

Device and method for improved demodulation of multiple modulation schemes

#25
20210336837
2021-10-28

Apparatus and method for transmitting and receiving 4-layer layered-division multiplexing signal

#26
20210328840
2021-10-21

All digital non-conventional chaotic communication systems for resilient communications and signaling

#27
20210297683
2021-09-23

Method and apparatus for performing superposition coded modulation scheme in a broadcasting or communication system

#28
20210287398
2021-09-16

Selective mapping of coded multi-channel transmission

#29
20210203540
2021-07-01

Transmission method, transmission device, reception method, and reception device

#30
20210175998
2021-06-10

Layered modulation for machine type communication (MTC) transmissions from multiple transceiver stations

#31
20210175997
2021-06-10

Layered modulation for machine type communication (MTC) transmissions

#32
20210160122
2021-05-27

Multiple access schemes with interference mitigation

#33
20210144237
2021-05-13

Apparatus for generating broadcast signal frame for signaling time interleaving mode and method using the same

#34
20210135781
2021-05-06

Technique for radio transmission under varying channel conditions

#35
20210105168
2021-04-08

Signal transmission method and apparatus

#36
20210075663
2021-03-11

Data transmission method and apparatus

#37
20210013913
2021-01-14

Transmission device, reception device, transmission method, and reception method

#38
20210006451
2021-01-07

Systems, methods and apparatuses for modulation-agnostic unitary braid division multiplexing signal transformation

#39
20200374027
2020-11-26

Transmission device, reception device, transmission method, and reception method

#40
20200373980
2020-11-26

Apparatus and method in wireless communication system using multi-user superposition transmission

#41
20200351012
2020-11-05

Transmission device, transmission method, reception device, and reception method

#42
20200328928
2020-10-15

Superposition-based transceiver apparatus for efficient spectrum utilization in microwave backhaul links

#43
20200322208
2020-10-08

Base station apparatus, terminal apparatus, and communication method

#44
20200287773
2020-09-10

Dynamic indication of higher order modulation and coding scheme table

#45
20200280475
2020-09-03

Transmitter, receiver, transmitting method, and receiving method

#46
20200274640
2020-08-27

Technique for radio transmission under varying channel conditions

#47
20200244508
2020-07-30

Transmission method, transmission device, reception method, and reception device

#48
20200228299
2020-07-16

UE MULTIPLEXING FOR DMRS TRANSMISSION

#49
20200228270
2020-07-16

Low PAPR reference signal

#50
20200186289
2020-06-11

Signal multiplexing apparatus using layered division multiplexing and signal multiplexing method

#51
20200184677
2020-06-11

Selective mapping of coded multi-channel transmission

#52
20200136662
2020-04-30

Transmission device, reception device, transmission method, and reception method

#53
20200099557
2020-03-26

Multichannel-based signal transmission method and apparatus

#54
20200099555
2020-03-26

Signal transmitting apparatus

#55
20200067746
2020-02-27

Apparatus and method for transmitting data using a plurality of carriers

#56
20200052822
2020-02-13

Techniques of CSI feedback with unequal error protection messages

#57
20200045520
2020-02-06

Layered data transmissions with geographical location dependent control information

#58
20200036819
2020-01-30

Apparatus for generating broadcast signal frame for signaling time interleaving mode and method using the same

#59
20190386777
2019-12-19

Receiving apparatus and decoding method thereof

#60
20190372821
2019-12-05

Data transmission method and apparatus

#61
20190372810
2019-12-05

Energy determinations for multi-user superposition transmissions

#62
20190372715
2019-12-05

Broadcast signal frame generation device and broadcast signal frame generation method using boundary of physical layer pipes of core layer

#63
20190372692
2019-12-05

Apparatus for transmitting broadcast signal and method for transmitting broadcast signal using layered division multiplexing

#64
20190363800
2019-11-28

Modulation systems and methods in optical transceivers

#65
20190349234
2019-11-14

Apparatus and method for generating broadcasting signal frame that includes preamble for signalling injection level information

#66
20190342032
2019-11-07

Signal multiplexing apparatus using layered division multiplexing and signal multiplexing method

#67
20190327118
2019-10-24

RF transmit architecture methods

#68
20190312769
2019-10-10

Transmission method, transmission device, reception method, and reception device

#69
20190306001
2019-10-03

NOMA scheme

#70
20190253299
2019-08-15

Transmitter, receiver, transmitting method, and receiving method

#71
20190253113
2019-08-15

Transmission device and reception device

#72
20190245646
2019-08-08

Transmitting device, receiving device and methods thereof

#73
20190239046
2019-08-01

Layered data transmissions with geographical location dependent control information for machine type communication (MTC) devices

#74
20190222462
2019-07-18

Dynamic indication of higher order modulation and coding scheme table

#75
20190222459
2019-07-18

Receiver and receiving method for hierarchical modulation in single frequency networks

#76
20190215133
2019-07-11

Wireless network configured to provide mixed services

#77
20190207708
2019-07-04

Transmission device, transmission method, reception device, and reception method

#78
20190190576
2019-06-20

Apparatus and method in wireless communication system using multi-user superposition transmission

#79
20190182096
2019-06-13

Control data transmission scheme

#80
20190182095
2019-06-13

Semi-orthogonal multiple access with power-adaptive constellation

#81
20190181975
2019-06-13

Layered modulation with multiple coding rates for machine type communication (MTC) transmissions

#82
20190173729
2019-06-06

Signal transmission method and apparatus

#83
20190173707
2019-06-06

Apparatus and method for generating broadcasting signal frame that includes preamble for signalling injection level information

#84
20190173652
2019-06-06

Transmission concept using multi-user superposition coding

#85
20190173583
2019-06-06

Re-generation and re-transmission of millimeter waves for building penetration

#86
20190158338
2019-05-23

Method and system for symbol sequence generation and transmission for non-orthogonal multiple access transmission

#87
20190149375
2019-05-16

Multichannel-based signal transmission method and apparatus

#88
20190140792
2019-05-09

Data transmission in a wireless communication system with reduced latency

#89
20190132182
2019-05-02

Method for hierarchical modulation with vector processing

#90
20190124478
2019-04-25

Signal transmission method and apparatus

#91
20190123807
2019-04-25

System and methods to reclaim unused throughput in an SDARS system

#92
20190123788
2019-04-25

Multi-layer modulated streams

#93
20190109748
2019-04-11

Superposition coded orthogonal frequency division multiplexing (SC-OFDM) system

#94
20190097742
2019-03-28

Apparatus for transmitting broadcast signal and method for transmitting broadcast signal using layered division multiplexing

#95
20190074931
2019-03-07

Signal multiplexing apparatus using layered division multiplexing and signal multiplexing method

#96
20190028318
2019-01-24

Techniques and apparatuses for odd-exponent quadrature amplitude modulation parity bit selection

#97
20190028228
2019-01-24

Transmission device, reception device, transmission method, and reception method

#98
20190021080
2019-01-17

Techniques and apparatuses for multiplexing schemes for millimeter wave downlink single carrier waveforms

#99
20190020529
2019-01-17

Techniques and apparatuses for multiplexing schemes for millimeter wave downlink single carrier waveforms

#100
20190020528
2019-01-17

Techniques and apparatuses for multiplexing schemes for millimeter wave downlink single carrier waveforms

#101
20190020525
2019-01-17

Method and apparatus for data transmission in a multiuser downlink cellular system

#102
20180367238
2018-12-20

Information transmission method and apparatus

#103
20180337814
2018-11-22

Signal design for diverse data rates

#104
20180337812
2018-11-22

System and method for encoding and decoding data

#105
20180331879
2018-11-15

Frequency-hopping in frequency-first mapping for enhanced coverage

#106
20180331861
2018-11-15

Inter-eNB over-the-air calibration for reciprocity-based coordinated multipoint communications

#107
20180331763
2018-11-15

Re-generation and re-transmission of millimeter waves for building penetration

#108
20180324705
2018-11-08

Dynamic downlink power allocation for supporting higher order modulation

#109
20180302258
2018-10-18

Apparatus and method for generating broadcasting signal frame that includes preamble for signalling injection level information

#110
20180287821
2018-10-04

RF transmit architecture methods

#111
20180278334
2018-09-27

Re-generation and re-transmission of millimeter waves for building penetration

#112
20180270491
2018-09-20

Method and apparatus for performing superposition coded modulation scheme in a broadcasting or communication system

#113
20180270092
2018-09-20

Selective mapping of coded multi-channel transmission

#114
20180262382
2018-09-13

Compressed modulation feedback in codeword transmission with per-layer-modulation mapping

#115
20180262381
2018-09-13

Data transmission method and apparatus

#116
20180241599
2018-08-23

Receiving apparatus and decoding method thereof

#117
20180227161
2018-08-09

Modulation systems and methods in optical transceivers

#118
20180219590
2018-08-02

Transmission device and reception device

#119
20180213591
2018-07-26

Systems and methods for constellation superposition

#120
20180213366
2018-07-26

Method for transmitting/receiving MBMS signal in wireless communication system and device for performing same

#121
20180212805
2018-07-26

Modulation method, demodulation method, and apparatus for multi-user information transmission

#122
20180198561
2018-07-12

Techniques of CSI feedback with unequal error protection messages

#123
20180191549
2018-07-05

Apparatus and method for reusing existing constellation for superposed transmission

#124
20180176908
2018-06-21

Transmission control method intended for being implemented by a station in a telecommunications network

#125
20180176056
2018-06-21

Transmitter, receiver and methods and computer readable medium

#126
20180175968
2018-06-21

Method and apparatus for transmitting and receiving signal using non-orthogonal multiple access in wireless communication system

#127
20180146382
2018-05-24

Hierarchical transmission in wireless communications

#128
20180123841
2018-05-03

Methods and devices for modulating and coding data packets

#129
20180097667
2018-04-05

Inter-eNB over-the-air calibration for reciprocity-based coordinated multipoint communications

#130
20180084593
2018-03-22

Method and apparatus for mapping initial access signals in wireless systems

#131
20180083760
2018-03-22

System and method for semi-orthogonal multiple access

#132
20180076866
2018-03-15

Apparatus and method in wireless communication system using multi-user superposition transmission

#133
20180069651
2018-03-08

Non-orthogonal superposition transmissions for multimedia broadcast multicast service (MBMS)

#134
20180054339
2018-02-22

Energy determinations for multi-user superposition transmissions

#135
20180034679
2018-02-01

Transmission method compatible with higher order modulation and lower order modulation, and apparatus

#136
20180027441
2018-01-25

Method and apparatus for performing network cooperative communication to distribute traffic in a wireless communication system

#137
20170359807
2017-12-14

Method and device for providing control information for different services

#138
20170353344
2017-12-07

Transmission apparatus and reception apparatus

#139
20170339691
2017-11-23

Method and device for hierarchical modulation of data streams

#140
20170324513
2017-11-09

Data transmitting or receiving method and device for dual TBs, transmitter and receiver

#141
20170324498
2017-11-09

Layered division multiplexing-based broadcast relay apparatus and method

#142
20170310528
2017-10-26

Apparatus and method for transmitting and receiving signal based on QAM constellation

#143
20170302765
2017-10-19

Apparatus for generating broadcast signal frame for signaling time interleaving mode and method using the same

#144
20170294987
2017-10-12

Broadcast signal frame generation device and broadcast signal frame generation method using boundary of physical layer pipes of core layer

#145
20170288925
2017-10-05

Apparatus and method for transmitting data using a plurality of carriers

#146
20170279651
2017-09-28

Receiver and receiving method for hierarchical modulation in single frequency networks

#147
20170272291
2017-09-21

Selective mapping of coded multi-channel transmission

#148
20170265060
2017-09-14

Transmitting user data to a wireless communication device over a control channel

#149
20170208596
2017-07-20

Data transmission method and related device

#150
20170201336
2017-07-13

Apparatus for transmitting broadcast signal and method for transmitting broadcast signal using layered division multiplexing

#151
20170195081
2017-07-06

Resource mapping to handle bursty interference

#152
20170195054
2017-07-06

Re-generation and re-transmission of millimeter waves for building penetration

#153
20170171011
2017-06-15

Data transmission method and device

#154
20170126463
2017-05-04

Enhanced spatial multiplexing

#155
20170069333
2017-03-09

Multiresolution coding and modulation system

#156
20170064673
2017-03-02

Signal transmission method and apparatus

#157
20170064519
2017-03-02

Signal transmission method and apparatus

#158
20170048841
2017-02-16

Signal modulation and demodulation for multiuser superposition transmission scheme

#159
20170048840
2017-02-16

Signal modulation and demodulation for multiuser superposition transmission scheme

#160
20170041178
2017-02-09

Method and apparatus for data transmission in a multiuser downlink cellular system

#161
20170026223
2017-01-26

Signal multiplexing apparatus using layered division multiplexing and signal multiplexing method

#162
20170019207
2017-01-19

Apparatus for transmitting/receiving broadcasting signal using combination mode of layered division multiplexing and channel bonding, and method thereof

#163
20170012754
2017-01-12

Reference signal and signalling design for non-orthogonal multiple access with legacy user equipment as a base layer

#164
20160365905
2016-12-15

Systems and methods for transmission pairing mixed transmission modes

#165
20160353452
2016-12-01

Non-orthogonal multiple access between a unicast signal and a single-cell point-to-multipoint signal

#166
20160323064
2016-11-03

Transmission device, transmission method, reception device, and reception method

#167
20160278070
2016-09-22

Methods and apparatus for mitigating resource conflicts between ultra low latency (ULL) and legacy transmissions

#168
20160269218
2016-09-15

Transmission method compatible with higher order modulation and lower order modulation, and apparatus

#169
20160149670
2016-05-26

Robust symbol transmission and reception method using hierarchical modulation in wireless access system

#170
20160134458
2016-05-12

Control information transmission method and sending and receiving device

#171
20160119807
2016-04-28

Channel feedback for non-orthogonal multiple access systems

#172
20160112995
2016-04-21

Method and apparatus for enhancing channel capacity and spectral efficiency in a wireless communication system

#173
20160112231
2016-04-21

Apparatus and method for transmitting data using a plurality of carriers

#174
20160065401
2016-03-03

System and method for semi-orthogonal multiple access

#175
20160065351
2016-03-03

Superposition coding method, apparatus, and system

#176
20160065299
2016-03-03

Methods to reclaim unused throughput in an SDARS system

#177
20160043784
2016-02-11

Coding scheme for a wireless communication system

#178
20160036619
2016-02-04

Differential signal mapping for cell-edge and cell-center user equipments

#179
20160020930
2016-01-21

Fine step blended modulation communications

#180
20160020929
2016-01-21

Radio communication device and signal processing method

#181
20160013897
2016-01-14

Overlay unicast or MBSFN data transmission on top of MBSFN transmission

#182
20150349998
2015-12-03

Receiver and receiving method for hierarchical modulation in single frequency networks

#183
20150341198
2015-11-26

Apparatus and method for transmitting data using a plurality of carriers

#184
20150326422
2015-11-12

Apparatus and method for demodulating hybrid modulation symbol in wireless communication system using hybrid modulation scheme

#185
20150326421
2015-11-12

Method, device and computer program for transmitting data to at least one receiver, and method, device and computer program for receiving data transmitted by a source

#186
20150326360
2015-11-12

Non-orthogonal multiple access and interference cancellation

#187
20150312074
2015-10-29

Non-orthogonal multiple access (NOMA) wireless systems and methods

#188
20150270924
2015-09-24

Method and apparatus for improving performance of transmit controlled adaptive modulation in xDSL and G.fast systems

#189
20150270856
2015-09-24

Device and method for predistortion

#190
20150255077
2015-09-10

Device and method for generating and decoding a side channel signal transmitted with a main channel signal

#191
20150229504
2015-08-13

Transmitting apparatus and transmitting method

#192
20150229501
2015-08-13

Phase rotation correcting method and phase rotation correcting apparatus

#193
20150156050
2015-06-04

Communication system, transmission apparatus, reception apparatus, and digital transmission method

#194
20150139294
2015-05-21

Method and apparatus for performing superposition coded modulation scheme in a broadcasting or communication system

#195
20150139148
2015-05-21

Signal processing method and related device

#196
20150139120
2015-05-21

Hierarchical modulation for unicast streams

#197
20150125161
2015-05-07

Optical signal modulation

#198
20150117296
2015-04-30

Techniques for hierarchical encoding for multicast broadcast services in wireless communication systems

#199
20150103956
2015-04-16

High order modulation method, demapping method, and corresponding device

#200
20150098423
2015-04-09

Hierarchical transmission in wireless communications

#201
20150067435
2015-03-05

Resource mapping to handle bursty interference

#202
20150043667
2015-02-12

Apparatus and method for transmitting data using a plurality of carriers

#203
20140307832
2014-10-16

Method and apparatus for transmitting/receiving signal in wireless communication system

#204
20140307829
2014-10-16

Transmitting apparatus and transmitting method

#205
20140254707
2014-09-11

Method, apparatus, and system for interference alignment

#206
20140247900
2014-09-04

Data retransmission request device, a data transmitter, and a data retransmission method for multi-tone systems

#207
20140241378
2014-08-28

Hierarchical and adaptive multi-carrier digital modulation and demodulation

#208
20140226696
2014-08-14

Embedded meta-carrier with code progression message reassembly

#209
20140177750
2014-06-26

Fine step blended modulation communications

#210
20140164000
2014-06-12

Device and method for generating and decoding a side channel signal transmitted with a main channel signal

#211
20140086366
2014-03-27

Receiving apparatus and receiving method

#212
20140037023
2014-02-06

Transmitting system and receiving system, and transmitting method and receiving method

#213
20130272451
2013-10-17

Apparatus and method of transmitting hierarchically modulated signal

#214
20130230125
2013-09-05

Demapping for hierarchical Quadrature Amplitude Modulation

#215
20130215984
2013-08-22

Overlay modulation technique for COFDM signals based on amplitude offsets

#216
20130195227
2013-08-01

Removal of a band-limited distributed pilot from an OFDM signal

#217
20130183040
2013-07-18

System, method and fiber-optic transceiver module for bandwidth efficient distortion-tolerant transmissions for high-bit rate fiber optic communications

#218
20130177093
2013-07-11

Apparatus and method for transmitting data using a plurality of carriers

#219
20130173999
2013-07-04

HIERARCHICAL MODULATION AND DEMODULATION APPARATUS AND METHOD

#220
20130170535
2013-07-04

Transmitter and transmitting method for transmitting data via OFDM symbols in which the data is provided from a plurality of different data pipes

#221
20130121350
2013-05-16

Overlay modulation of COFDM using phase and amplitude offset carriers

#222
20130094478
2013-04-18

Multicasting method and system

#223
20130053081
2013-02-28

Radio channel allocation and link adaptation in cellular telecommunication system

#224
20130039442
2013-02-14

Method of improving performance in a hierarchical modulation system

#225
20130039236
2013-02-14

Hierarchical modulation for communication channels in single-carrier frequency division multiple access

#226
20130034049
2013-02-07

Modulation division multiple access

#227
20120314803
2012-12-13

Transmitting apparatus, transmission method, receiving apparatus, and receiving method

#228
20120314786
2012-12-13

MULTI-LEVEL MODULATION SYSTEM AND METHOD

#229
20120300691
2012-11-29

Integrated multi-datastream transmission technology

#230
20120288038
2012-11-15

SYSTEMS FOR PROCESSING DIFFERENTIATED HIERARCHICAL MODULATION USED IN RADIO FREQUENCY COMMUNICATIONS

#231
20120236969
2012-09-20

MIMO receiver and method for receiving spatially-multiplexed OFDM signals

#232
20120219087
2012-08-30

APPARATUS AND METHOD FOR IMPROVING HIGH-POWER SIGNAL RECEIVING PERFORMANCE USING LOW-POWER SIGNALS

#233
20120219038
2012-08-30

Embedded meta-carrier with code progression message reassembly

#234
20120195347
2012-08-02

Embedded meta-carrier with spread spectrum via overlaid carriers

#235
20120189082
2012-07-26

Base station, multi-antenna communication system and communication method thereof

#236
20120154532
2012-06-21

Transmission method and system using an adaptive and programmable hierarchical modulation

#237
20120140856
2012-06-07

RECEIVING APPARATUS AND RECEIVING METHOD

#238
20120134446
2012-05-31

Data reception using low density parity check coding and constellation mapping

#239
20120134445
2012-05-31

Receiving apparatus and receiving method

#240
20120134423
2012-05-31

Data transmission using low density parity check coding and constellation mapping

#241
20120119827
2012-05-17

Demodulators

#242
20120106410
2012-05-03

Modulation division multiple access

#243
20120093248
2012-04-19

Apparatus and method for transmitting data using a plurality of carriers

#244
20120069907
2012-03-22

METHOD, DEVICE AND SYSTEM OF REDUCED PEAK-TO-AVERAGE-RATIO COMMUNICATION

#245
20120057652
2012-03-08

Channel equalizer and method of processing broadcast signal in receiving system

#246
20120057641
2012-03-08

TRANSMITTING METHOD AND A RECEIVING METHOD OF A MODULATED DATA STREAM

#247
20120051443
2012-03-01

DTV transmitting system and receiving system and method of processing broadcast signal

#248
20120027126
2012-02-02

APPARATUS AND METHOD FOR CONSTELLATION REARRANGEMENT IN BROADBAND WIRELESS ACCESS SYSTEM

#249
20110320859
2011-12-29

Method and system for interference detection and mitigation

#250
20110310780
2011-12-22

System and method for control information multiplexing for uplink multiple input, multiple output

#251
20110305298
2011-12-15

Dirty paper precoding method and transmitter implemented by using phase reshaping

#252
20110299615
2011-12-08

Systems for processing differentiated hierarchical modulation used in radio frequency communications

#253
20110298557
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Layered transmission apparatus and method, reception apparatus and reception method

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Optical signal modulation

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Symbol-level random network coded cooperation with hierarchical modulation in relay communication

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DTV transmitting system and receiving system and method of processing broadcast signal

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Transmitting apparatus with bit arrangement method

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Transmitting apparatus with bit arrangement method

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Sending apparatus, receiving apparatus, sending method, and receiving method

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Methods and transceivers for channel classification

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Transmitter, transmission method, receiver, and reception method

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Radio communication method, radio transmitting apparatus, and radio receiving apparatus

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Apparatus for assigning and estimating transmission symbols

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Wireless communication system, mobile station device, and wireless reception method

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Methods for carrier frequency offset detection and compensation and transmitters and receivers utilizing the same

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Systems and methods for providing ATC overlay protocols

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Methods and receivers of carrier frequency offset detection

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MIMO and MU-MIMO OFDM preambles

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Demodulators

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Orthogonal frequency division multiplex modem circuit

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Data processing apparatus and data processing method

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Method of performing feedback for multicast and broadcast service

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Transmit spatial diversity for cellular single frequency networks

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Techniques for hierarchical encoding for multicast broadcast services in wireless communication systems

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Method and apparatus for transmitting/receiving audio/video contents in wireless access networks

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Systems and methods for enhanced ATC overlay modulation

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Systems and methods for providing airborne aircraft weather reporting and supplemental occupant services

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HIERARCHICAL MODULATION SYSTEM AND TRANSMITTER AND METHOD THEREOF

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DTV transmitting system and receiving system and method of processing broadcast signal

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Data processing apparatus and data processing method as well as encoding apparatus and encoding method

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Method and system for symbol detection using sub-constellations