ClassID:

224205

H04H20/67 - CPC Classification

Classification description:

Arrangements for broadcast or for distribution combined with broadcast; Arrangements characterised by transmission systems for broadcast Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency

Recent Application in this class:
#1
20250286640
2025-09-11

MUSIC ON TWO-WAY SMART RADIO DEVICES

#2
20250167906
2025-05-22

Method And System For Synchronizing Audio Transmission In A Single Frequency Network

#3
20220216931
2022-07-07

Broadcast signal transmission apparatus using transmission identifier scaled with 4-bit injection level code and method using same

#4
20220131629
2022-04-28

Adaptive processing in time-multiplexed signals

#5
20210289016
2021-09-16

Convergence sublayer for use in a wireless broadcasting system

#6
20210288733
2021-09-16

Resolving media source detection and simulcast monitoring ambiguities with motion sensor data

#7
20210013979
2021-01-14

Adaptive processing in time-multiplexed signals

#8
20210013978
2021-01-14

Transmitter and/or receiver for transmitting and/or receiving radio information signals

#9
20200280379
2020-09-03

METHOD AND DEVICE FOR GENERATING A TRANSPORT STREAM, BROADCAST METHOD AND SITE, AND COMPUTER PROGRAM THEREFOR

#10
20200228214
2020-07-16

Resolving media source detection and simulcast monitoring ambiguities with motion sensor data

#11
20200153519
2020-05-14

Broadcast signal transmission apparatus using transmission identifier scaled with 4-bit injection level code and method using same

#12
20200112598
2020-04-09

Convergence sublayer for use in a wireless broadcasting system

#13
20200106539
2020-04-02

Transmitting a message in response to receiving a message

#14
20190327008
2019-10-24

Deterministic re-multiplexing for DVB SFN networks

#15
20190199460
2019-06-27

Broadcast relaying via cooperative multi-channel transmission

#16
20190174200
2019-06-06

Method for providing ad-hoc broadcast service based on channel sharing and apparatus for the same

#17
20190140755
2019-05-09

Adaptive processing in time-multiplexed signals

#18
20190052385
2019-02-14

Method and piece of equipment for generating an original whole data stream and a modified whole data stream, intended to be broadcast by a broadcasting site and a rebroadcasting site, respectively

#19
20180375601
2018-12-27

Broadcast signal transmission apparatus using transmission identifier scaled with 4-bit injection level code and method using same

#20
20180367233
2018-12-20

Signaling and using virtual cell identification for SFN-type transmissions

#21
20180331771
2018-11-15

Resolving media source detection and simulcast monitoring ambiguities with motion sensor data

#22
20180270881
2018-09-20

Co-frequency networking method and apparatus based on cluster service

#23
20180167152
2018-06-14

Broadcast network

#24
20180145776
2018-05-24

Method for processing an original global stream including at least one physical layer tunnel encapsulating a transport stream

#25
20180013808
2018-01-11

Convergence sublayer for use in a wireless broadcasting system

#26
20170237644
2017-08-17

Transmission system implementing delay measurement and control

#27
20170237510
2017-08-17

VARIABLE TIME OFFSET IN A SINGLE FREQUENCY NETWORK TRANSMISSION SYSTEM

#28
20170126393
2017-05-04

Method and device for synchronizing data, method and device for generating a flow of data, and corresponding computer programs

#29
20160337183
2016-11-17

Backchannel communications for initialization of high-speed networks

#30
20160323611
2016-11-03

Method for generating a time marking for synchronous terrestrial broadcasting

#31
20160301487
2016-10-13

System and method for broadcast station adjacency

#32
20160080782
2016-03-17

Employing helper transport streams for re-multiplexing

#33
20150304142
2015-10-22

Backchannel communications for initialization of high-speed networks

#34
20150229418
2015-08-13

System and method for broadcast station adjacency

#35
20150215193
2015-07-30

Transmission system implementing delay measurement and control

#36
20150131708
2015-05-14

Backchannel communications for initialization of high-speed networks

#37
20150109990
2015-04-23

System and method for spatial multiplexing-based multiple antenna broadcast/multicast transmission

#38
20150063571
2015-03-05

System for the integration of signal-transmission/-reception technologies for highway use

#39
20150009805
2015-01-08

Enhanced bypass operation in simulcast radio communication system

#40
20140364161
2014-12-11

Dynamic control point in simulcast radio communication system

#41
20140237499
2014-08-21

Simulcast resolution in content matching systems

#42
20140207985
2014-07-24

Headend with redundancy, and an associated method

#43
20140162548
2014-06-12

Relay apparatus for broadcast waves

#44
20140140263
2014-05-22

Multimedia broadcast multicast service channel mapping and multiplexing

#45
20140057549
2014-02-27

Method and system for a single frequency network for broadcasting to mobile devices

#46
20140050207
2014-02-20

Combined simulcasting and dedicated services in a wireless communication system

#47
20130329752
2013-12-12

Remote re-multiplexing with packet inclusion

#48
20130322557
2013-12-05

Device for selecting digital service streams, and method, computer program and storage means corresponding thereto

#49
20130215328
2013-08-22

DVB-T2 broadcasting method with the insertion of regional content, and device used in the method

#50
20130208655
2013-08-15

Method and apparatus for interference cancellation in hybrid satellite-terrestrial network

#51
20130148768
2013-06-13

Predictable coding delay over communications networks

#52
20130142103
2013-06-06

Method and apparatus for reinforcement of broadcast transmissions in MBSFN inactive areas

#53
20130121229
2013-05-16

Method and system to enable handover in a hybrid terrestrial satellite network

#54
20130107125
2013-05-02

INDOOR GAP FILLER FOR DIGITAL TERRESTRIAL TELEVISION

#55
20120304214
2012-11-29

Simulcast resolution in content matching systems

#56
20120014370
2012-01-19

EQUIPMENT, SYSTEM AND METHODOLOGIES FOR TIME SYNCHRONIZATION BETWEEN MULTIPLE RF FREQUENCIES, RF POWER, AND ANTENNA SELECTION OF BOOSTERS IN A SEGMENTED LISTENING AREA DELIVERING LOCALIZED AUXILIARY INFORMATION

#57
20110274027
2011-11-10

Multimedia broadcast multicast service channel mapping and multiplexing

#58
20110249607
2011-10-13

WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION APPARATUS, WIRELESS TERMINAL, AND SYMBOL ARRANGEMENT APPARATUS

#59
20110235562
2011-09-29

System and method for spatial multiplexing-based multiple antenna broadcast/multicast transmission

#60
20110205431
2011-08-25

Method and apparatus of an 8VSB SFN distributed translator system

#61
20110188521
2011-08-04

Apparatus, systems, methods and computer program products for producing a single frequency network for ATSC mobile / handheld services

#62
20110179340
2011-07-21

Device and method for the fine synchronisation of different versions of a received data stream

#63
20110170539
2011-07-14

Remote re-multiplexing of transport streams

#64
20110158364
2011-06-30

Clock synchronization for a wireless communications system

#65
20110149157
2011-06-23

System and method for broadcast station adjacency

#66
20110141975
2011-06-16

Method and a system for time synchronisation between a control centre and several transmitters

#67
20110141963
2011-06-16

METHOD FOR SUPPORTING BROADCAST SERVICES IN MULTICAST BROADCAST SERVICE FREQUENCY NETWORK

#68
20110141962
2011-06-16

METHOD AND APPARATUS FOR DEMODULATING MULTICAST SIGNAL

#69
20110134822
2011-06-09

MULTICAST AND BROADCAST SERVICE (MBS) MANAGEMENT DEVICE AND METHOD FOR CONFIGURING MBS ZONE IN SINGLE FREQUENCY NETWORK

#70
20110116500
2011-05-19

Convergence sublayer for use in a wireless broadcasting system

#71
20110093910
2011-04-21

System and devices for distributing content in a hierarchical manner

#72
20110065377
2011-03-17

Equipment, system and methodologies for segmentation of listening area into sub-areas enabling delivery of localized auxiliary information

#73
20110055414
2011-03-03

Method for broadcasting a data stream based on time lag in a network including a plurality of transmitters, computer program product, head-end system for implementing said method

#74
20110051871
2011-03-03

Method of synchronising a plurality of formatting modules

#75
20110038384
2011-02-17

Method, device and system for generating a contribution data stream

#76
20110019589
2011-01-27

Method of controlling single-frequency network and single-frequency network controller

#77
20110002311
2011-01-06

Gateway, base station and method for window-based content synchronization

#78
20100321577
2010-12-23

Distributed repeater and distributed repeating method thereof

#79
20100302984
2010-12-02

Method and apparatus for mobile broadcast and multicast using randomized transmit signal phases in a single frequency network

#80
20100284320
2010-11-11

Combined simulcasting and dedicated services in a wireless communication system

#81
20100242067
2010-09-23

Transmitting/receiving system and method of processing data in the transmitting/receiving system

#82
20100232340
2010-09-16

Method of transmitting MBMS data in an E-UTRAN-system

#83
20100215014
2010-08-26

Quasi synchronous transmission in cellular networks

#84
20100195828
2010-08-05

Conditional access system for each transmitter in single frequency network, and a method thereof

#85
20100195712
2010-08-05

RESPONSE TO ATSC MOBILE/HANDHELD RFP A-VSB MCAST AND PHYSICAL LAYERS FOR ATSC-M/HH

#86
20100177895
2010-07-15

System for transmitting the scrambled broadcast-signals in single frequency network, and a method thereof

#87
20100166042
2010-07-01

Synchronization of separated platforms in an HD radio broadcast single frequency network

#88
20100144382
2010-06-10

Estimating time delays in a simulcast communication system

#89
20100125889
2010-05-20

Digital broadcasting system and data processing method thereof

#90
20100120417
2010-05-13

Regionalized delivery of hybrid mobile broadcast services or channels in a mobile broadcast network

#91
20100115543
2010-05-06

Simulcast resolution in content matching systems

#92
20100103990
2010-04-29

Synchronization methods for single-frequency simulcast mobile radio communication networks

#93
20100103956
2010-04-29

Synchronised control method of a plurality of formatting equipment and stream formating equipment

#94
20100097972
2010-04-22

Detection and Efficient Use of Broadcast-Only Modes of Cellular Communication System Operation

#95
20100056166
2010-03-04

Method and apparatus for reinforcement of broadcast transmissions in MBSFN inactive areas

#96
20100037279
2010-02-11

Method of adjusting timing transmission parameters in a single frequency network

#97
20090323729
2009-12-31

Apparatus, systems, methods and computer program products for producing a single frequency network for ATSC mobile / handheld services

#98
20090296856
2009-12-03

Carrier phase synchronization system for improved amplitude modulation and television broadcast reception

#99
20090252266
2009-10-08

Arrangement for synchronizing high-frequency transmitters of a common-wave network

#100
20090252093
2009-10-08

Communication resource management

#101
20090252070
2009-10-08

AIRLINK MANAGEMENT IN A WIRELESS BROADCAST SYSTEM

#102
20090181612
2009-07-16

METHOD FOR BROADCAST RADIO TRANSMISSION OF A MULTIPLICITY OF DIFFERENT INFORMATION PRESENTATIONS, AND TRANSMISSION AND RECEPTION DEVICE FOR THIS PURPOSE

#103
20090154582
2009-06-18

Synergetic transmitting system for digital broadcast SFN and method thereof

#104
20090135756
2009-05-28

Combined simulcasting and dedicated services in a wireless communication system

#105
20090129450
2009-05-21

Apparatus and method for corresponding frequency synchronization in on-channel repeater

#106
20090116543
2009-05-07

Synchronization of satellite and terrestrial broadcast ODFM signals

#107
20090073909
2009-03-19

Multimedia broadcast multicast service channel mapping and multiplexing

#108
20090060087
2009-03-05

Digital broadcasting system and data processing method thereof

#109
20090060066
2009-03-05

Communication system and method for transmitting signals to a plurality of different types of receivers

#110
20090060065
2009-03-05

Communication system and method for receiving high priority and low priority signals

#111
20090059783
2009-03-05

Communication system and method of receiving high priority signals and low priority signals

#112
20090023385
2009-01-22

Method for synchronzing user signal transmissions within a hybrid communication network

#113
20090017852
2009-01-15

TRANSMITTER, MODULATOR AND METHOD FOR SIGNAL SYNCHRONIZATION TRANSMISSION IN SINGLE FREQUENCY NETWORK TRANSMISSION SYSTEM

#114
20080310533
2008-12-18

Mega-frame initialization packet generation and synchronous re-generation with bit rate adaptation for single frequency networks with multiple modulation schemes

#115
20080310460
2008-12-18

Deterministic program clock reference re-stamping for synchronous bit rate adaptation based on mega-frame initialization packet

#116
20080310453
2008-12-18

Communications system to feed multiple single frequency networks with multiple content

#117
20080287153
2008-11-20

Clock synchronization for a wireless communications system

#118
20080273643
2008-11-06

APPARATUS AND METHOD OF EXACT TIME FRAMING IN A DMB-TH TRANSMITTER

#119
20080273497
2008-11-06

Handover for DVB-H

#120
20080232435
2008-09-25

Method and system for simulcasting

#121
20080187009
2008-08-07

Automatic delay compensated simulcasting system and method

#122
20080170531
2008-07-17

Convergence sublayer for use in a wireless broadcasting system

#123
20080170530
2008-07-17

Wireless broadcasting system

#124
20080170529
2008-07-17

Connection identifier for wireless broadcast system

#125
20080160944
2008-07-03

COMMON-SPECTRUM TRANSMISSION METHOD FOR AUDIO AND VIDEO SIGNALS AND SYSTEM THEROF

#126
20080160913
2008-07-03

Continental Size Single Frequency Network

#127
20080072268
2008-03-20

Digital broadcasting system, and broadcasting transmitter and monitoring device for use in the system

#128
20080008285
2008-01-10

Carrier phase synchronization system for improved amplitude modulation and television broadcast reception

#129
20070274423
2007-11-29

Method for Monitoring the Synchronism of Transmitters in a Common Wave Network

#130
20070230456
2007-10-04

Digital broadcasting system and data processing method thereof

#131
20070223612
2007-09-27

Apparatus, systems and methods for producing coherent symbols in a single frequency network

#132
20070184862
2007-08-09

Estimating time delays in a simulcast communication system

#133
20070171853
2007-07-26

Quasi synchronous transmission in cellular networks

#134
20070165104
2007-07-19

Wireless communication system and methodology for communicating via multiple information streams

#135
20070104281
2007-05-10

Method and device for monitoring carrier frequency stability of transmitters in a common wave network

#136
20070091857
2007-04-26

Method and apparatus for generating multiplexed signals

#137
20070079337
2007-04-05

Method and system for automatic planning of transmission time delays of transmitters in a time and frequency synchronous broadcasting network

#138
20070053450
2007-03-08

Technique for providing secondary data in a single-frequency network

#139
20070041440
2007-02-22

Method and device for echo cancellation

#140
20060274855
2006-12-07

Method to enable single frequency network optimization

#141
20060268673
2006-11-30

Method, apparatus, and system for transmitting and receiving data in a digital broadcasting system using a single frequency network

#142
20060253890
2006-11-09

System and method for providing terrestrial digital broadcasting service using single frequency network

#143
20060246836
2006-11-02

Apparatus, systems and methods for providing time diversity for mobile broadcast services

#144
20060245516
2006-11-02

APPARATUS, SYSTEMS AND METHODS FOR PROVIDING IN-BAND ATSC VESTIGIAL SIDEBAND SIGNALING OR OUT-OF-BAND SIGNALING

#145
20060233359
2006-10-19

Apparatus, method and system for providing a broadcasting service in a digital broadcasting system with a single frequency network

#146
20060209756
2006-09-21

Combined simulcasting and dedicated services in a wireless communication system

#147
20060200852
2006-09-07

Apparatus, systems and methods for producing coherent symbols in a single frequency network

#148
20060088023
2006-04-27

System and method for synchronizing a transport stream in a single frequency network

#149
20060030258
2006-02-09

System of receiving signals with isofrequency retransmission

#150
20050191961
2005-09-01

Wraparound canceller, relay system, and wraparound cancelling method

#151
20050117070
2005-06-02

Transmitter identification system

#152
16007265
2019-10-08

Broadcast relaying via single-channel transmission