ClassID:

224123

H04B2203/545 - CPC Classification

Classification description:

Indexing scheme relating to line transmission systems; Aspects of powerline communications not already covered by and its subgroups; Applications for powerline communications Audio/video application, e.g. interphone

Recent Application in this class:
#1
20240322859
2024-09-26

Enhanced Edge Detect Power Line Communication

#2
20230379195
2023-11-23

Systems, Methods and Devices for Networking Over High Impedance Cabling

#3
20230028357
2023-01-26

Systems, methods and devices for networking over high impedance cabling

#4
20220294670
2022-09-15

Signal transmission device and signal transmission method

#5
20220209822
2022-06-30

AUDIO MEDIA STREAMING DEVICE

#6
20220173768
2022-06-02

Enhanced edge detect power line communication

#7
20210051046
2021-02-18

Systems, methods and devices for networking over high impedance cabling

#8
20200052932
2020-02-13

Systems, methods and devices for networking over high impedance cabling

#9
20190334580
2019-10-31

Frequency modulated OFDM over various communication media

#10
20190326951
2019-10-24

Audio media streaming device

#11
20190191032
2019-06-20

Method of controlling communications within a digital intercom system

#12
20190174005
2019-06-06

Method of controlling communications within a digital intercom system

#13
20180234551
2018-08-16

Browser based digital intercom system

#14
20180234534
2018-08-16

Method of controlling communications within a digital intercom system

#15
20180166836
2018-06-14

Audio intercom plug connector

#16
20180077491
2018-03-15

Distributed amplification for adaptive audio rendering systems

#17
20170214967
2017-07-27

SET-TOP-BOX HAVING A BUILT-IN MASTER NODE THAT PROVIDES AN EXTERNAL INTERFACE FOR COMMUNICATION AND CONTROL IN A POWER-LINE-BASED RESIDENTIAL COMMUNICATION SYSTEM

#18
20170070262
2017-03-09

Audio media streaming device

#19
20160004251
2016-01-07

Data transmission and control over power conductors

#20
20150341083
2015-11-26

Method and system for transmitting video data over a powerline communications transmission channel

#21
20150244975
2015-08-27

Power supply architectures for powered devices

#22
20150069837
2015-03-12

Powering a fixture from AC and DC sources

#23
20140247892
2014-09-04

Systems, methods, and devices for networking over high impedance cabling

#24
20140157340
2014-06-05

Multimedia content distribution management

#25
20140092943
2014-04-03

Method for using power lines for wireless communication

#26
20130336414
2013-12-19

Power line communication system and method

#27
20130215799
2013-08-22

Local area network of serial intelligent cells

#28
20130215798
2013-08-22

Local area network of serial intelligent cells

#29
20130182190
2013-07-18

Power supply architectures for televisions and other powered devices

#30
20130162909
2013-06-27

Adapter

#31
20130162021
2013-06-27

ADAPTER

#32
20130162020
2013-06-27

ADAPTER

#33
20130154512
2013-06-20

Smart power device

#34
20130069771
2013-03-21

HOSPITAL BED HAVING POWERLINE COMMUNICATION CAPABILITY

#35
20130064360
2013-03-14

Digital intercom network over DC-powered microphone cable

#36
20130022132
2013-01-24

COMMUNICATION AMONG NETWORK DEVICES AT SUBSCRIBER PREMISES

#37
20130007804
2013-01-03

System and method for distributing video data over an electrical power line

#38
20130003874
2013-01-03

Powerline communication device

#39
20130002409
2013-01-03

POWERLINE COMMUNICATION DEVICE WITH ADAPTABLE INTERFACE

#40
20120303173
2012-11-29

Smart power device

#41
20120243621
2012-09-27

Multi-Wideband Communications over Multiple Mediums within a Network

#42
20120181878
2012-07-19

Direct current power line communication system and direct current power line communication apparatus

#43
20120121104
2012-05-17

Wired, wireless, infrared, and powerline audio entertainment systems

#44
20120028506
2012-02-02

Modular outlet

#45
20110310943
2011-12-22

Powerline communicator (PLC) modem employing an analog magnetic transducer

#46
20110299810
2011-12-08

Modular outlet

#47
20110271317
2011-11-03

Set-top-box having a built-in master node that provides an external interface for communication and control in a power-line-based residential communication system

#48
20110249759
2011-10-13

Multi-wideband communications over power lines

#49
20110243354
2011-10-06

Wired, wireless, infrared, and powerline audio entertainment systems

#50
20110216914
2011-09-08

Wired, wireless, infrared, and powerline audio entertainment systems

#51
20110211524
2011-09-01

IP based microphone and intercom

#52
20110197085
2011-08-11

POWER LINE COMMUNICATION DEVICE

#53
20110190967
2011-08-04

Power line communication system and method

#54
20110175712
2011-07-21

Enhanced power supply unit for powerline networks

#55
20110170704
2011-07-14

Audio Speaker and Lighting Track Power Supply System

#56
20110169326
2011-07-14

Method and apparatus for distributing powerline communications signals

#57
20110142267
2011-06-16

WIRED, WIRELESS, INFRARED, AND POWERLINE AUDIO ENTERTAINMENT SYSTEMS

#58
20110122322
2011-05-26

Method and apparatus for transmission and reception using power line

#59
20110110459
2011-05-12

FM OFDM over various communication media

#60
20110110235
2011-05-12

Communication bandwidth control device and communication bandwidth control method

#61
20110103274
2011-05-05

SIGNAL REPEATER SYSTEM ARRANGEMENT FOR STABLE DATA COMMUNICATION

#62
20110097939
2011-04-28

Modular outlet

#63
20110096778
2011-04-28

OUTLET WITH ANALOG SIGNAL ADAPTER, A METHOD FOR USE THEREOF AND A NETWORK USING SAID OUTLET

#64
20110088074
2011-04-14

Multimedia content distribution management

#65
20110083160
2011-04-07

Apparatus and method for secure configuration of shared powerline devices

#66
20110051818
2011-03-03

Power line transmission apparatus without public power system noise interference and method thereof

#67
20110032863
2011-02-10

Systems and Methods of Supporting Powerline Communications

#68
20100309992
2010-12-09

Device and system for preserving, transmitting and receiving HDMI or A/V signals along a power-line communication network

#69
20100283587
2010-11-11

DEVICE FOR TESTING OF A POWERLINE COMMUNICATIONS AUDIO SYSTEM

#70
20100278223
2010-11-04

Multi-wideband communications over power lines

#71
20100264727
2010-10-21

Method and system for the voltage supply of aircraft cabin modules

#72
20100260247
2010-10-14

Digital intercom network over DC-powered microphone cable

#73
20100237695
2010-09-23

Smart power device

#74
20100226391
2010-09-09

POWER LINE COMMUNICATION APPARATUS AND DATA RELAY METHOD

#75
20100169940
2010-07-01

Method and apparatus for communicating data via a cable card

#76
20100154022
2010-06-17

Local area network of serial intelligent cells

#77
20100152913
2010-06-17

Communication control apparatus

#78
20100146277
2010-06-10

SEMICONDUCTOR INTEGRATED CIRCUIT

#79
20100111327
2010-05-06

Arrangement and method for communicating audio and DC signals

#80
20100111199
2010-05-06

Device and Method for Communicating over Power Lines

#81
20100106268
2010-04-29

PACKET-BASED AUDIO CONVERSION AND DISTRIBUTION DEVICE

#82
20100102987
2010-04-29

Power Line Communication Device having Virtual Local Area Network Functionality

#83
20100095335
2010-04-15

System and method for distributing video data over an electrical power line

#84
20100093394
2010-04-15

MOBILE TERMINAL SYSTEM, MOBILE TERMINAL, EXTERNAL DEVICE, AND INPUT/OUTPUT METHOD OF MOBILE TERMINAL

#85
20100067715
2010-03-18

Combined lighting fixture & sound unit powered by the same electric wiring

#86
20100045863
2010-02-25

SYSTEM FOR DISPLAYING IMAGE AND METHOD FOR CONTROLLING THE SAME

#87
20100034297
2010-02-11

Communication apparatus and transmission line communication chip for adjusting transmission timing

#88
20090322079
2009-12-31

Method for the operation and use of a converter

#89
20090316052
2009-12-24

Circuit for transmitting/receiving video signal using power line

#90
20090296953
2009-12-03

Communication system and control method therefor, program, and storage medium

#91
20090261651
2009-10-22

Power supply and communications system for a passenger aircarft

#92
20090235000
2009-09-17

Communication control method, communication system and computer program

#93
20090219824
2009-09-03

Systems, methods and apparatus for testing a data connection provided over a power supply line

#94
20090187377
2009-07-23

Cable length detection apparatus and method for a keyboarding video mouse switch

#95
20090172749
2009-07-02

REMODULATING SATELLITE TV CHANNELS FOR HOME DISTRIBUTION

#96
20090154594
2009-06-18

POWER LINE COMMUNICATION DEVICE WITH DC POWER OUTPUT AND NETWORK SIGNAL TRANSMISSION ABILITIES

#97
20090125963
2009-05-14

System for establishing a connection between a service centre and a plurality of devices for the reception of television signal

#98
20090110108
2009-04-30

High bandwidth data transport system

#99
20090110085
2009-04-30

High bandwidth data transport system

#100
20090110030
2009-04-30

High bandwidth data transport system

#101
20090092236
2009-04-09

SYSTEM AND METHOD FOR INTEGRATED INTERCOM AND DISTRIBUTED AUDIO/VIDEO SYSTEM WITH SECURITY INTERFACE

#102
20090046742
2009-02-19

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#103
20090013205
2009-01-08

Information leakage prevention apparatus and information leakage prevention method

#104
20090005893
2009-01-01

CONTENTS DISTRIBUTION SYSTEM AND CENTER UNIT

#105
20080317472
2008-12-25

Power line communication system using hybrid-fiber coaxial and communication device used in the system

#106
20080303679
2008-12-11

Network interface device communication via power line

#107
20080303343
2008-12-11

Power Line Communications System and Power Line Communications Method

#108
20080296095
2008-12-04

HIGH SPEED DIGITAL COMMUNICATION NETWORKS FOR HIGH INTERFERENCE CARGO TRANSPORTATION ENVIRONMENTS

#109
20080279199
2008-11-13

Power Line Communication System and Communication Device Used in the System

#110
20080247447
2008-10-09

Apparatus and method for transmitting digital data over various communication media

#111
20080246842
2008-10-09

Surveillance camera system

#112
20080240460
2008-10-02

Audio signal delivery management system, audio signal acquiring and transmitting apparatus, audio signal identifying and outputting apparatus, and audio signal delivering apparatus

#113
20080219288
2008-09-11

Local area network of serial intelligent cells

#114
20080211663
2008-09-04

POWER LINE AUDIO COMMUNICATION SYSTEM

#115
20080186150
2008-08-07

Plug-and-play network digital image display apparatus and image monitoring system

#116
20080158001
2008-07-03

Wired, wireless, infrared, and powerline audio entertainment systems

#117
20080157589
2008-07-03

POWER LINE RADIO FREQUENCY SIGNAL INTERFACE WITH CONSUMER PROTECTION AND FILTERING PRODUCTS

#118
20080151443
2008-06-26

A/V Media Distribution in a Power Center

#119
20080143491
2008-06-19

Power Line Communication Interface Device and Method

#120
20080134263
2008-06-05

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#121
20080123868
2008-05-29

WIRED, WIRELESS, INFRARED, AND POWERLINE AUDIO ENTERTAINMENT SYSTEMS

#122
20080120663
2008-05-22

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#123
20080117091
2008-05-22

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#124
20080101623
2008-05-01

Device for Receiving Audio Signals Transmitted in a Wireless Manner

#125
20080084936
2008-04-10

Data Communication System, Data Reproducing Device, and Method of Reproducing Data

#126
20080056507
2008-03-06

Intelligent audio speakers

#127
20080052760
2008-02-28

Apparatus and method for secure configuration of shared powerline devices

#128
20080037792
2008-02-14

HOME NETWORK SYSTEMS

#129
20070293955
2007-12-20

Audio/visual data communication system, audio/visual data transmitting device, and audio/visual data reproducing device

#130
20070286079
2007-12-13

Power line communication device and method

#131
20070284949
2007-12-13

Distance extender

#132
20070274532
2007-11-29

Audio Reproduction Device, Audio System and Audio Delivery Device

#133
20070263652
2007-11-15

Local area network of serial intelligent cells

#134
20070230499
2007-10-04

Hybrid access to a contention-free period channel

#135
20070230498
2007-10-04

Communication apparatus enabling temporal coexistence of systems

#136
20070229231
2007-10-04

Multi-wideband communications over multiple mediums within a network

#137
20070223381
2007-09-27

Overhead and underground power line communication system and method using a bypass

#138
20070220570
2007-09-20

Powerline communication (PLC) modem employing an analog electromagnetic transducer

#139
20070220171
2007-09-20

Systems and methods for synchronization of asynchronous networks

#140
20070217414
2007-09-20

System and method for multicasting over power lines

#141
20070201494
2007-08-30

Last leg utility grid high-speed data communication network having virtual local area network functionality

#142
20070198748
2007-08-23

POWER LINE COMMUNICATION HUB SYSTEM AND METHOD

#143
20070195719
2007-08-23

Local area network of serial intelligent cells

#144
20070195718
2007-08-23

Method of multicasting and transmitting data in PLC network and an apparatus thereof

#145
20070183447
2007-08-09

Local area network of serial intelligent cells

#146
20070149258
2007-06-28

Power supplying apparatus, power line communication apparatus, power line communication system, and power supplying method

#147
20070147413
2007-06-28

Local area network of serial intelligent cells

#148
20070147407
2007-06-28

Modular outlet

#149
20070146477
2007-06-28

CCTV CAMERA SYSTEM AND WIRELESS NON-VIDEO/VIDEO DOOR PHONE SYSTEMS ALL HAVING AC/DC SELF-SUSTAINED POWER SUPPLY APPARATUS

#150
20070120953
2007-05-31

Communication apparatus, communication system, image capture apparatus, video capture apparatus, and setting method thereof

#151
20070106829
2007-05-10

Plural interfaces in home network with first component having a first host bus width and second component having second bus width

#152
20070097960
2007-05-03

Communication apparatus and coexistence method for enabling coexistence of communication systems

#153
20070091925
2007-04-26

Power line communication apparatus and data relay method

#154
20070076666
2007-04-05

Multi-Wideband Communications over Power Lines

#155
20070067819
2007-03-22

Television set having power frequency carrier

#156
20070066255
2007-03-22

NETWORK DEVICE FOR RECEIVING A PLURALITY OF SIGNALS OF DIFFERENT BANDS

#157
20070058732
2007-03-15

Flexible scheduling of resources in a noisy environment

#158
20070053352
2007-03-08

Power line communications system with differentiated data services

#159
20070052531
2007-03-08

Apparatus and method for converting a low voltage AC wiring circuit to a high speed data communications link

#160
20070041340
2007-02-22

Modular outlet

#161
20070041339
2007-02-22

Modular outlet

#162
20070025244
2007-02-01

Coexistence of access provider and in-home networks

#163
20070022193
2007-01-25

System and method for establishing master component in multiple home networks

#164
20070019669
2007-01-25

Modular outlet

#165
20070008074
2007-01-11

Multi-subnet power line communications system and method

#166
20070002771
2007-01-04

Power line communication rate limiting system and method

#167
20060291575
2006-12-28

Power Line Communication System and Method

#168
20060291536
2006-12-28

Ultra-wideband communication through a wire medium

#169
20060291497
2006-12-28

Local area network of serial intelligent cells

#170
20060271970
2006-11-30

Apparatus and method for transmitting information between seats in a mobile platform using an existing power line

#171
20060255931
2006-11-16

Modular design for a security system

#172
20060251110
2006-11-09

Local area network of serial intelligent cells

#173
20060242314
2006-10-26

Delay management of presentation output system and method

#174
20060235552
2006-10-19

Method and system for media content data distribution and consumption

#175
20060218269
2006-09-28

Automatic power adjustment in powerline home network

#176
20060192434
2006-08-31

Network interface device communication via power line

#177
20060192428
2006-08-31

Communication apparatus

#178
20060188266
2006-08-24

Optical network terminal with wide input range power converter

#179
20060188090
2006-08-24

Power supply housing for network interface device

#180
20060187022
2006-08-24

PLC intercom/monitor

#181
20060152344
2006-07-13

Powerline Communication Network Handoff

#182
20060133465
2006-06-22

Wireless home repeater for satellite radio products

#183
20060132299
2006-06-22

Power line communication system with system member identification

#184
20060129851
2006-06-15

Electrical supply apparatus and device and electrical power supply module

#185
20060126860
2006-06-15

Flexible lighting and sound configuration

#186
20060119176
2006-06-08

Method and system for audio distribution in installations where the use of existing wiring is preferred

#187
20060098638
2006-05-11

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#188
20060092965
2006-05-04

Information terminal and information terminal system

#189
20060092962
2006-05-04

Local area network of serial intelligent cells

#190
20060077970
2006-04-13

Local area network of serial intelligent cells

#191
20060077047
2006-04-13

Power line communication system

#192
20060072695
2006-04-06

System and method for synchronizing audio-visual devices on a power line communications (PLC) network

#193
20060062241
2006-03-23

Local area network of serial intelligent cells

#194
20060056444
2006-03-16

Local area network of serial intelligent cells

#195
20060049693
2006-03-09

Apparatus and method for transmitting digital data over various communication media

#196
20060038660
2006-02-23

System and method for authenticating/registering network device in power line communication (PLC)

#197
20060034330
2006-02-16

Bandwidth management of virtual networks on a shared network

#198
20060018339
2006-01-26

Local area network of serial intelligent cells

#199
20060018338
2006-01-26

Local area network of serial intelligent cells

#200
20060018328
2006-01-26

Method and system for powerline networking

#201
20060017324
2006-01-26

Communications network using installed electrical power lines

#202
20050286509
2005-12-29

Audio/video network interface

#203
20050271086
2005-12-08

System and method for an intelligent load center with integrated powerline communications network switching and network management capabilities

#204
20050265565
2005-12-01

Information processing apparatus

#205
20050227517
2005-10-13

Cable length detection apparatus and method for a keyboarding video mouse switch

#206
20050226315
2005-10-13

METHOD AND APPARATUS FOR TUNING EQUALIZER

#207
20050180453
2005-08-18

Method to provide backward compatibility with an existing CSMA/CA system via dual use of the new system's transmission transition guard slot interval

#208
20050177627
2005-08-11

Server for standby management in a network

#209
20050169401
2005-08-04

Frequency modulated OFDM over various communication media

#210
20050163152
2005-07-28

Local area network of serial intelligent cells

#211
20050151718
2005-07-14

Coupling module for a network

#212
20050143868
2005-06-30

Broadband data services over vehicle power lines

#213
20050128057
2005-06-16

Preventing unintended communication among power line communication devices associated with different premises power distribution lines of an electric power distribution system

#214
20050108760
2005-05-19

Plural interfaces in home network with first component having a first host bus width and second component having second bus width

#215
20050094735
2005-05-05

Interface for digital signals and power transmitted over a pair of wires

#216
20050063363
2005-03-24

Communication protocol over power line communication networks

#217
20050063108
2005-03-24

Distance extender and method making use of same

#218
20050049009
2005-03-03

Audio system for automobile and plug transmitter used in same

#219
20050047431
2005-03-03

Outlet with analog signal adapter, a method for use thereof and a network using said outlet

#220
20050018857
2005-01-27

Wired, wireless, infrared, and powerline audio entertainment systems

#221
20050015805
2005-01-20

Power line home network

#222
20050013320
2005-01-20

Local area network of serial intelligent cells

#223
20050010954
2005-01-13

Modular outlet