| Patents for H04H 20 - Arrangements for broadcast or for distribution combined with broadcast (21,050) |
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| 06/30/2004 | CN1156103C Method and apparatus for digital radio broadcasting performance, apparatus for receiving said performance and digital radio receiver |
| 06/29/2004 | US6757913 Wireless music and data transceiver system |
| 06/29/2004 | US6757910 Adaptive filter for reducing ingress noise in CATV return signals |
| 06/29/2004 | US6757715 Bar code scanner and software interface interlock for performing encrypted handshaking and for disabling the scanner in case of handshaking operation failure |
| 06/29/2004 | US6757300 Traffic verification system |
| 06/29/2004 | US6757264 Satellite communication system for broadcasting audio-visual programs and multimedia data |
| 06/29/2004 | US6757253 Spectrum management method for a cable data system |
| 06/29/2004 | CA2247456C Two-way interactive television system |
| 06/29/2004 | CA2151457C Digital cable headend for cable television delivery system |
| 06/24/2004 | WO2004054226A2 A method and system for premium channel and pay per view video resell |
| 06/24/2004 | WO2004054171A1 Wireless multi-channel transmitting and receiving system and method of the same |
| 06/24/2004 | WO2004054146A1 Method for operating a personalized radio system |
| 06/24/2004 | WO2003007112A3 System and method for seamless switching of compressed audio streams |
| 06/24/2004 | US20040123322 Combining multimedia signaling and wireless network signaling on a common communication medium |
| 06/24/2004 | US20040123314 Method and system for integrating television brand advertising with promotional marketing |
| 06/24/2004 | US20040122679 AD detection using ID code and extracted signature |
| 06/24/2004 | US20040122542 Bluetooth dongle and method for transmitting voice through bluetooth dongle |
| 06/24/2004 | US20040121723 Apparatus and method for facilitating a purchase using information provided on a media playing device |
| 06/24/2004 | US20040120688 Apparatus and method for providing information in conjunction with media content |
| 06/24/2004 | US20040120417 Ensuring EAS performance in audio signal encoding |
| 06/23/2004 | EP1432248A1 Menu-driven television program access system and method |
| 06/23/2004 | EP1432228A1 Digital broadcast transmission device and method thereof, digital broadcast reception device and method thereof |
| 06/23/2004 | EP1432202A2 Communication module for media transmission apparatus |
| 06/23/2004 | EP1432158A1 Transmitter and receiver for broadcasting multimedia services |
| 06/23/2004 | EP1432156A1 Method for monitoring broadcast signals at alternative frequencies and gain control unit |
| 06/23/2004 | EP1431979A1 Digital broadcast receiver and backup method |
| 06/23/2004 | CN1507696A 广告节目提供系统 Advertising program provides system |
| 06/23/2004 | CN1507266A Information processing apparatus and method, programmebroadcasting system, storage media and program |
| 06/23/2004 | CN1155169C Information transmsision control apparatus and information receiving apparatus |
| 06/22/2004 | US6754633 Encoding a code signal into an audio or video signal |
| 06/22/2004 | US6754477 Radio broadcasting service, a transmitter and a receiver for use in such a system, a radio broadcasting method and a radio broadcasting signal, in which a data signal accompanying a program signal includes data of a data service and information pertaining to the data service |
| 06/22/2004 | CA2175038C Downstream control of electronic billboard |
| 06/17/2004 | US20040117855 Digital broadcast receiving apparatus |
| 06/17/2004 | US20040117841 Digital broadcast reception apparatus |
| 06/17/2004 | US20040117823 Method and system for media exchange network functionality synchronized with media broadcasting |
| 06/17/2004 | US20040117788 Method and system for TV interface for coordinating media exchange with a media peripheral |
| 06/17/2004 | US20040116118 Media exchange network supporting remote peripheral access |
| 06/17/2004 | US20040116070 Method, system, and computer program product for providing multi-tiered broadcasting services |
| 06/17/2004 | US20040116069 System and method for recording and playing back music or data while tuned to satellite radio and karaoke system employing the same |
| 06/17/2004 | US20040116068 Tower discovery and failover |
| 06/17/2004 | US20040114694 Method and apparatus for AM digital audio broadcasting with amplitude scaled tertiary subcarriers |
| 06/17/2004 | US20040114630 Media processing system based on satellite set top box platform with telephony downstream and upstream data paths |
| 06/17/2004 | US20040114579 Media exchange network supporting multiple broadband network and service provider infrastructures |
| 06/17/2004 | US20040113929 Information processing apparatus, information processing method, broadcast system, storage medium, and computer program |
| 06/16/2004 | EP1429555A1 Data transmission device and data reception device |
| 06/16/2004 | EP1429552A2 Information processing apparatus, information processing method, broadcast system, storage medium, and computer program |
| 06/16/2004 | EP1429481A2 Frequency discovery and failover |
| 06/16/2004 | EP1429255A2 European digital audio broadcast receiver having a simply implementable FFT processor |
| 06/16/2004 | EP1428387A2 Detection of media links in broadcast signals |
| 06/16/2004 | EP1428337A2 Controller for fm 412 multiplex power regulation |
| 06/16/2004 | EP0958566B1 Method for transmitting traffic information and devices for implementing said method |
| 06/16/2004 | CN1505319A 音频递送系统 Audio delivery system |
| 06/16/2004 | CN1154243C Apparatus and method for dynamically selecting transmitter for directed message delivery |
| 06/15/2004 | US6751800 Information processing apparatus, method, and computer-readable medium |
| 06/15/2004 | US6751656 Apparatus and method for providing information about two-way computer communication services |
| 06/15/2004 | US6751401 Method and apparatus for producing program information and receiving apparatus for processing the information in a broadcast system |
| 06/10/2004 | WO2004049703A1 Terminal apparatus and information reproducing method |
| 06/10/2004 | WO2004049607A1 Distributing data using a broadcast and wireless network |
| 06/10/2004 | WO2004049117A2 Encoding multiple messages in audio data and detecting same |
| 06/10/2004 | WO2003032500A3 Two channel communication system based on rds datastream broadcasting and the integration of digital mobile terminal and vhf/fm radio receiver |
| 06/10/2004 | US20040111742 Method and apparatus for switching targeted advertisements at a set top terminal |
| 06/10/2004 | US20040111317 Apparatus and method for executing a game program having advertisements therein |
| 06/09/2004 | EP1425935A1 Multiple signal carrier transmission apparatus and method |
| 06/09/2004 | EP1425870A1 Broadcasting service method |
| 06/09/2004 | EP1425869A2 Digital format u.s. commercial fm broadcast system |
| 06/09/2004 | EP1336266B1 Method for synchronizing a radio receiver to radio signals |
| 06/09/2004 | CN1153466C Transmission and reception of television programmes and other data |
| 06/09/2004 | CN1153465C Method and apparatus for preventing fraudulent access in conditional access system |
| 06/09/2004 | CN1153456C Water-mark detection method and apparatus |
| 06/08/2004 | US6748427 System and method for providing measurement of tracking events with radio broadcast materials via the internet |
| 06/08/2004 | US6748360 System for selling a product utilizing audio content identification |
| 06/08/2004 | US6748237 Automated selection of audio broadcast signal source based on user preference criterion |
| 06/03/2004 | WO2004047457A2 Subscriber network in a satellite system |
| 06/03/2004 | WO2004047429A1 Apparatus and method for receiving emergency alert signals |
| 06/03/2004 | WO2004047424A2 Apparatus and method for providing alert outputs |
| 06/03/2004 | WO2004046871A2 Method and system for facilitating interactive multimedia experiences |
| 06/03/2004 | WO2004046850A2 Methods and apparatus for displaying textual data embedded in broadcast media signals |
| 06/03/2004 | US20040107446 Event control device and digital broadcasting system |
| 06/03/2004 | US20040107436 Digital broadcast signal distribution system and subscriber terminal |
| 06/03/2004 | US20040107248 Event control device and digital broadcasting system |
| 06/03/2004 | US20040105569 Wavelet domain watermarks |
| 06/03/2004 | US20040105505 Broadcast system having transmission apparatus and receiving apparatus, the receiving apparatus, and program |
| 06/03/2004 | US20040105466 Data multiplex broadcasting method, data multiplex broadcasting system, receiving device, and recording device |
| 06/03/2004 | CA2505223A1 Apparatus and method for providing alert outputs |
| 06/03/2004 | CA2500814A1 Apparatus and method for receiving emergency alert signals |
| 06/02/2004 | EP1424853A1 Digital broadcast reception apparatus and communication information transmission method |
| 06/02/2004 | EP1423929A1 Intelligent broadcasting control system |
| 06/02/2004 | EP0896766B1 Process for designing a transport data stream |
| 06/02/2004 | CN1501655A Method and apparatus for transmitting module information representing application resource in broadcasting system |
| 06/02/2004 | CN1152570C Transmission system and method for delivering wide band digital data into sectorized service areas |
| 06/02/2004 | CN1152519C Advertisement receiving appratus utilizing electronic coupon data broadcasting |
| 06/02/2004 | CN1152490C Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals |
| 06/01/2004 | US6745234 Method and apparatus for accessing a remote location by scanning an optical code |
| 06/01/2004 | US6745226 Method and system for progressive encoding in an active desktop environment |
| 06/01/2004 | US6744788 Multiplexing digital signals |
| 05/27/2004 | WO2004045211A1 Conversion of alert messages for dissemination in a program distribution network |
| 05/27/2004 | WO2004045191A1 Method for permitting an exchange of data between an xlet-based and a bundle-based data set via a bundle-based interface |
| 05/27/2004 | WO2004044858A1 Weather/disaster alert system using a data network |
| 05/27/2004 | WO2004030349A3 Tuning system for tv signal reception and amplification and method of interacting an electronic remote device with a tuning system |
| 05/27/2004 | WO2003041311A3 Systems for monitoring broadcast content |