| Patents for H04H 20 - Arrangements for broadcast or for distribution combined with broadcast (21,050) |
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| 06/10/2009 | CN101455013A Service discovery section for mapping channel identifier to packet identifier |
| 06/10/2009 | CN101455012A System and method for communication utilizing time division duplexing |
| 06/10/2009 | CN101453284A High resolution video and audio networked editing system and method |
| 06/10/2009 | CN101453283A Forecasting system and method for fast transportation |
| 06/10/2009 | CN101453282A Time clock distribution method, equipment and system |
| 06/10/2009 | CN100499414C Precisely synchronous coverage system for FM broadcast |
| 06/10/2009 | CN100499413C Frequency-modulation data broadcasting system for vehicle navigation information distribution system |
| 06/10/2009 | CN100499412C 应用程序执行设备 Application execution device |
| 06/10/2009 | CA2645523A1 Apparatus and method for video-on-demand playlist |
| 06/09/2009 | US7546626 Information providing system, information processing apparatus, and method |
| 06/09/2009 | US7546620 Channel selection device for use in digital/analog broadcasting receiver and digital/analog broadcasting receiver equipped with the same |
| 06/09/2009 | US7546088 Method and apparatus for blending an audio signal in an in-band on-channel radio system |
| 06/09/2009 | US7546082 Application-layer multicast for mobile users in diverse networks |
| 06/09/2009 | US7545825 Method for managing multicast subscribers in mobile network |
| 06/09/2009 | US7545440 Digital multimedia broadcasting receiver, and method of using additional information thereof |
| 06/09/2009 | US7545262 Method and system for automated recall notification |
| 06/04/2009 | WO2009068607A1 Device and method for synchronizing radio access logic entities of a wireless communication network |
| 06/04/2009 | WO2009038829A3 Programming content reconstruction in a content delivery system |
| 06/04/2009 | WO2006096357A3 Adaptive multiplexing device for multi-carrier wireless telecommunication system |
| 06/04/2009 | US20090144781 Audio-on-demand communication system |
| 06/04/2009 | US20090143006 Terminal and method of controlling broadcast signals in a mobile terminal |
| 06/04/2009 | US20090143005 Mobile terminal and broadcast controlling method thereof |
| 06/04/2009 | US20090141697 Transmission of a data stream using ofdm symbols at two carrier frequencies having overlapping superframes of a commensurable time duration |
| 06/04/2009 | US20090141665 Broadcast/multicast service method based on user location information |
| 06/04/2009 | US20090141664 Device and method for synchronizing radio access logic entities of a wireless communication network |
| 06/04/2009 | DE102007055420A1 Information e.g. company name, collecting method for e.g. car, involves transmitting spatially distributed information via radio wave by senders, and partially storing information when information reaches transmission region of senders |
| 06/03/2009 | EP2066051A1 Method for determining an order of stations and a station selection device |
| 06/03/2009 | EP2066050A1 Device and method for synchronizing radio access logic entities of a wireless communication network |
| 06/03/2009 | CN101449496A System, method, mobile terminal and computer program product for providing push-to-talk chat in interactive mobile TV |
| 06/03/2009 | CN101449495A DVB-H data provision |
| 06/03/2009 | CN100495936C Method and apparatus for selective data reception |
| 06/02/2009 | US7543148 Audio watermarking with covert channel and permutations |
| 06/02/2009 | US7542784 High quality, low power, wireless audio system |
| 06/02/2009 | US7542746 RDS radio unit |
| 06/02/2009 | US7542717 Satellite broadcast receiving and distribution system |
| 06/02/2009 | US7542716 Systems and methods for digital processing of satellite communications data |
| 06/02/2009 | US7542658 Apparatus and program for updating a reservation of a broadcast program based on program guide data |
| 06/02/2009 | US7542438 Reliable multicast data retransmission method by grouping wireless terminals in wireless communication medium and apparatus for the same |
| 06/02/2009 | CA2358137C System and method for distribution of software |
| 05/30/2009 | CA2643646A1 Method and apparatus for delivering sdv programming with multiple advertisements |
| 05/28/2009 | WO2009067567A2 Method and system for transmitting radio data system (rds) data |
| 05/28/2009 | WO2009067259A1 Transport layer and model for an advanced metering infrastructure (ami) network |
| 05/28/2009 | WO2009044323A3 A method of managing multimedia service on a multimedia hand-held device |
| 05/28/2009 | WO2009042697A3 Phone-based broadcast audio identification |
| 05/28/2009 | WO2009007330A3 System and method for the provision of an interactive broadcast program |
| 05/28/2009 | US20090138928 Media processing system based on satellite set top box platform with telephony downstream and upstream data paths |
| 05/28/2009 | US20090138259 Method and Apparatus for Introducing Information into a Data Stream and Method and Apparatus for Encoding an Audio Signal |
| 05/28/2009 | US20090137202 Information distribution system |
| 05/28/2009 | US20090136085 Detecting Embedded Signals in Media Content Using Coincidence Metrics |
| 05/28/2009 | US20090136044 Methods and apparatus for providing a distinct perceptual location for an audio source within an audio mixture |
| 05/28/2009 | US20090135756 Combined simulcasting and dedicated services in a wireless communication system |
| 05/27/2009 | EP2063559A2 Method of tuning to a radio station for a mobile broadcast receiver |
| 05/27/2009 | EP2063225A1 Car radio, navigation radio, navigation device, and navigation-radio-system |
| 05/27/2009 | EP2062383A2 Dynamic sdp update in ipdc over dvb-h |
| 05/27/2009 | EP2062245A1 Method and apparatus for providing and receiving conditionally-accessed various application information |
| 05/27/2009 | CN201248080Y Intelligent broadcasting device based on PABX |
| 05/27/2009 | CN101444097A System and method for purchasing broadcasting time |
| 05/27/2009 | CN101444024A Management console providing an interface for featured sets of digital automation systems |
| 05/27/2009 | CN101444023A Transmitting apparatus, communication apparatus, receiving apparatus, communication system, broadcast receiving system, control program, communication method and broadcast receiving method |
| 05/27/2009 | CN101442689A Active emission system for road information and emitter thereof |
| 05/27/2009 | CN101442661A Method and mobile terminal for playing stream medium program |
| 05/27/2009 | CN101442370A Special-purpose transmitter and receiver for broadcasting system of public ejaculation event |
| 05/27/2009 | CN101442369A Ground forwarding synchronization system and method for mobile multimedia broadcast satellite distribution system |
| 05/27/2009 | CN100493178C Transmitter and receiver and its method |
| 05/27/2009 | CN100492327C Memory expansion pack for conveying content to portable terminal and its method |
| 05/26/2009 | US7539208 Timing system for modular cable modem termination system |
| 05/26/2009 | US7539126 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 05/26/2009 | US7538825 Wireless redistribution system for terrestrial digital television broadcasting |
| 05/26/2009 | CA2643417A1 Mobile terminal and method of controlling a broadcast of the mobile terminal |
| 05/22/2009 | WO2009064561A1 Methods and apparatus to perform audio watermarking and watermark detection and extraction |
| 05/22/2009 | WO2009064219A2 Device for moving outdoor advertising (variants) |
| 05/22/2009 | WO2009063151A2 Method for distributing data packets in a mobile node network and associated node |
| 05/22/2009 | WO2009032306A3 Techniques for performing power management in a variable bandwidth environment |
| 05/22/2009 | WO2008021091A3 'system and method for delivering interactive audiovisual experiences to portable devices' |
| 05/22/2009 | WO2007053687A3 Audio-visual point-of-sale presentation system and method directed toward vehicle occupant |
| 05/22/2009 | CA2705549A1 Methods and apparatus to perform audio watermarking and watermark detection and extraction |
| 05/21/2009 | US20090132391 System and method for extracting, decoding, and utilizing hidden data embedded in audio signals |
| 05/21/2009 | US20090131101 Method and System for Cellular Network Services and An Intelligent Integrated Broadcast Television Downlink Having Intelligent Service Control With Feedback |
| 05/21/2009 | US20090130972 Method and apparatus of power control for a public warning system |
| 05/21/2009 | US20090130971 Method & apparatus for distributing files in a communications network |
| 05/21/2009 | US20090129516 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129515 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129450 Apparatus and method for corresponding frequency synchronization in on-channel repeater |
| 05/21/2009 | US20090129307 Data Over Signaling (Dos) Optimization Over Wireless Access Networks |
| 05/21/2009 | US20090128710 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090128090 Portable charger for consumer electronic devices |
| 05/20/2009 | EP2061245A1 Method and server side and terminal for finding interactive electric service guide |
| 05/20/2009 | EP2061229A2 Methods and apparatus for fast signal acqusition in a digital video receiver |
| 05/20/2009 | EP2061168A1 Method, device, and system for transmitting initialization data file of notification service |
| 05/20/2009 | EP2061167A2 Channel estimation for Digital Video Broadcasting via Satellite (DVB-S2) |
| 05/20/2009 | EP2061166A2 Improvements in or relating to broadcast networks |
| 05/20/2009 | EP2061165A2 Bidirectional gap filler apparatus for receiving broadcasting signals and relaying communication signals and method of transmitting the signal |
| 05/20/2009 | EP2060037A1 Method of transmitting service information in various types of broadcasting networks and unit for processing said information |
| 05/20/2009 | EP1741291A4 Apparatus and method for receiving a broadcasting service in a digital multimedia broadcasting system |
| 05/20/2009 | EP0728388B1 Transmission network, method and stations for transmitting simultaneously |
| 05/20/2009 | DE102007054259A1 Broadcast receiver for broadcasting system, has broadcast receiving unit for receiving broadcast signals from broadcasting station, and transmission unit for sending signal specification code to central processing unit |
| 05/20/2009 | DE102007052811A1 System for data communication between communication participant as transmitter and receiving station as receiver, has communication path for transmission of traffic data, which has extraterrestrial satellite |
| 05/20/2009 | CN201242794Y Portable alarm for ask for help under emergency situation |
| 05/20/2009 | CN101438520A Multi-program viewing in a wireless apparatus |
| 05/20/2009 | CN101437050A Player remote control system and player remote control method |