Patents for H04H 20 - Arrangements for broadcast or for distribution combined with broadcast (21,050) |
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01/02/2003 | US20030005052 Networked broadcasting system with provision for the addition of advertisements or messages |
01/02/2003 | US20030004884 Receiving apparatus and method, information distribution method, filtering and storing program, and recording medium |
01/02/2003 | US20030004589 Watermarking |
01/02/2003 | US20030003990 Evaluation of responses of participatory broadcast audience with prediction of winning contestants; monitoring, checking and controlling of wagering, and automatic crediting and couponing |
01/02/2003 | US20030003899 Data broadcasting system, receiving terminal device, contents providing server, and contents providing method |
01/02/2003 | US20030002682 Wireless audio/mechanical vibration transducer and audio/visual transducer |
01/02/2003 | US20030002680 Broadcast reception device and contract management device using common master key in conditional access broadcast system |
01/02/2003 | US20030002679 Broadcast reception device and contract management device using common master key in conditional access broadcast system |
01/02/2003 | US20030002598 Receiving device and receiving method |
01/02/2003 | US20030002536 Transportable identifier and system and method to facilitate access to broadcast data |
01/02/2003 | US20030001965 System and method for coordinating communications network advertising material |
01/02/2003 | EP1271818A1 System and method for the transmission of an audio or voice signal |
01/02/2003 | EP1271816A2 Method for performing a frequency search in a radio receiver |
01/02/2003 | EP1271780A2 Method and device for the identification of transmitters that broadcast the same program contents |
01/02/2003 | EP1269669A2 System and method for adding an inaudible code to an audio signal and method and apparatus for reading a code signal from an audio signal |
01/02/2003 | EP0864211A4 Telecommunications information dissemination system |
01/02/2003 | EP0654201B2 Process and device for a microcellular common-channel radio system |
01/01/2003 | CN1389066A Storage-type broadcast service system and reception storage unit |
01/01/2003 | CN1389034A Transmission system, receiver, and broadcast system |
01/01/2003 | CN1388978A Data transfer method and mobile server |
01/01/2003 | CN1388932A Broadcast using method, receiver, mobile terminal, and service providing device |
01/01/2003 | CN1388665A System information band spreading transmission method for digital surface broadcast |
01/01/2003 | CN1097972C Device for transmitting paging data and method thereof |
12/31/2002 | US6501938 Satellite broadcasting system and broadcasting satellite |
12/31/2002 | US6501770 Dynamic mapping of broadcast resources |
12/27/2002 | WO2002104037A1 System and apparatus for displaying substitute content |
12/27/2002 | WO2002104029A1 Information providing system, broadcast reception apparatus, and server apparatus |
12/27/2002 | WO2002104024A1 An intelligent device system and method for distribution of digital signals on a wideband signal distribution system |
12/27/2002 | WO2002104020A1 Advertisement swapping using an aggregator for an interactive television system |
12/27/2002 | WO2002104001A2 Method of substituting content during program breaks |
12/27/2002 | WO2002104000A2 Aggregation & substitution of user-specified content |
12/27/2002 | WO2002045433A3 Interactive television application with research features |
12/27/2002 | WO2002043382A8 Method and broadcasting system for broadcasting a television commercial |
12/27/2002 | WO2002021738A3 Method and system for transferring data from and to the internet by using a communication network and a radio system |
12/26/2002 | US20020199209 Method and system for controlling interlock of interactive service with data broadcasting |
12/26/2002 | US20020198703 Method and system for verifying derivative digital files automatically |
12/26/2002 | US20020196363 Signal processing apparatus and method, recording medium and program |
12/25/2002 | CN1097394C Context-based interactive real time information recognition system and method |
12/25/2002 | CN1097352C Radio data communication device |
12/25/2002 | CN1097351C RDS-TMC broadcast receiver |
12/24/2002 | US6498960 Receiver for digital audio broadcast |
12/19/2002 | WO2002102089A1 System for supervision of digital equipment and input and output signals thereof |
12/19/2002 | WO2002067537A3 Data streaming system substituting local content for unicasts |
12/19/2002 | WO2002028781A8 Apparatus and process for extracting and recovering metals from aqueous solutions |
12/19/2002 | US20020194614 Transmission apparatus using catv network |
12/19/2002 | US20020194595 Aggregation & substitution of user-specified content |
12/19/2002 | US20020194593 Method of substituting content during program breaks |
12/19/2002 | US20020194592 System & apparatus for displaying substitute content |
12/19/2002 | US20020194364 Aggregate information production and display system |
12/19/2002 | US20020194254 Method and system for providing and utilizing total package program with advertisement |
12/19/2002 | US20020191634 Site delivery method, method for receiving digital satellite broadcast, and receiver for digital satellite broadcast |
12/19/2002 | DE10105468A1 Method for transmission of coded TMC-messages in road traffic message transmission system, involves sending an event code in a first sequence |
12/19/2002 | CA2389784A1 System and procedure for transmitting an audio or voice signal |
12/18/2002 | EP1267578A2 Distribution of digital satellite based television, radio- and data services |
12/18/2002 | EP1267505A1 Transmission device, reception device, service determining device, service providing system, and service providing method |
12/18/2002 | EP1266523A1 Producing system of interactive television program |
12/18/2002 | EP1266469A1 Use of voice-to-remaining audio (vra) in consumer applications |
12/18/2002 | EP0669070B1 Program signal identification data collector |
12/18/2002 | CN1386342A 数字广播系统 The digital broadcast system |
12/18/2002 | CN1386341A Multimedia monitoring by combining watermarking and characteristic signature of signal |
12/18/2002 | CN1386340A Information providing system and device constituting the same |
12/18/2002 | CN1386333A 节目提供系统 Program provides system |
12/18/2002 | CN1386225A Receiving/storing device, transmission device, baoadcasting system, receiving/storing method, transmission method, baoadcasting method, programme and medium |
12/18/2002 | CN1096796C Two-way interctive television system and method |
12/17/2002 | US6496982 Device and method relating to cable TV networks |
12/12/2002 | WO2002100072A2 Method and apparatus of interactive broadcasting platform with host-triggered timing mechanism for video-centric presentation in a broadcast environment |
12/12/2002 | WO2002099789A1 Digital audio playback using local stored content |
12/12/2002 | WO2002099727A2 Apparatus and method for down converting multichannel programs to dual channel programs using a smart coefficient generator |
12/12/2002 | WO2002003584A3 Head end device for use in a hierarchical broadband broadcast network, and method and system for transmitting content data in a hierarchical network |
12/12/2002 | US20020188844 Joint subscriber management system and receiving terminal |
12/12/2002 | US20020188746 System and method for audience measurement |
12/12/2002 | US20020187759 System for transmitting digital signals with FM signals |
12/12/2002 | US20020186328 Broadcasting receiver with automatic audio selection function |
12/12/2002 | US20020186327 Digital broadcasting receiver |
12/12/2002 | DE10116549A1 Telephone system has controller that allows use for radio and video as well as other house based functions |
12/12/2002 | DE10114035A1 Verfahren zum Versenden von digitalen Rundfunksignalen A method for sending digital broadcast signals |
12/11/2002 | EP1265387A1 Program receiver and accumulation broadcast charging device |
12/11/2002 | EP1265386A1 Broadcast transmitter |
12/11/2002 | EP1265385A1 Broadcasting information receiving device and broadcasting information receiving method |
12/11/2002 | EP1264428A2 Method for recording information that is transmitted via a radio frequency |
12/11/2002 | CN1385030A Advertising method using digital file and using telephone receiver for digital motion picture advertisement |
12/11/2002 | CN1384622A Accumulation-type data broadcast system and its sending and receiving equipment and method |
12/10/2002 | US6493877 Digital data distribution system having a reduced end station memory requirement |
12/10/2002 | US6493873 Transmodulator with dynamically selectable channels |
12/10/2002 | US6493362 Data recording method and data recording system |
12/05/2002 | WO2002098028A2 Method and arrangement for digital transmission using am emitters |
12/05/2002 | WO2002054639A3 System and method for broadcasting advertisements |
12/05/2002 | WO2002001771A3 Catv network capable of transmitting data signals |
12/05/2002 | WO2002001770A3 Catv network capable of transmitting data signals |
12/05/2002 | US20020184567 Storage data broadcast system, and transmitting apparatus, receiving apparatus, method, recording medium, or program therefor |
12/05/2002 | US20020184503 Watermarking |
12/05/2002 | US20020184339 System and method for coordinating supplemental materials with broadcast material |
12/05/2002 | US20020184205 Keyword creation method and its apparatus |
12/05/2002 | US20020184039 Radio content browser |
12/05/2002 | US20020184037 Method and apparatus for digital audio playback using local stored content |
12/05/2002 | DE10127571A1 Verfahren und Anordnung für digitale Übertragung mit AM-Sendern Method and apparatus for digital transmission with AM stations |
12/05/2002 | DE10124828A1 Road traffic information transmission system for use by deaf drivers includes Radio Data System decoder producing Traffic Message Channel signal |
12/04/2002 | EP1263224A1 Method and device for controlling reproduction of advertisement |
12/04/2002 | EP1262071A2 Method and system for transmitting digital audio and/or video files |
12/04/2002 | EP1149481B1 Repeater system and method of receiving a modulated input signal and transmitting a modulated output signal |