Patents
Sitemap › H04 - Electric communication technique › H04H - Broadcast communication › H04H 20 - Arrangements for broadcast or for distribution combined with broadcast
Patents for H04H 20 - Arrangements for broadcast or for distribution combined with broadcast (21,050)
11/1998
11/25/1998CN1200214A Method of synchronizing a digital signal receiver
11/24/1998US5842134 Auto-alignment of clear voice and low speed digital data signals in a simulcast system
11/24/1998US5842010 Periodic wireless data broadcast
11/24/1998US5841468 System and method for routing data messages through a cable transmission system
11/24/1998CA2100444C Am-fm combined stereo receiver
11/24/1998CA2090052C Method and apparatus for the perceptual coding of audio signals
11/19/1998WO1998052318A1 System and method of data transmission in the am frequency spectrum
11/19/1998WO1998052313A1 Receiver and receiving circuit
11/19/1998WO1998052310A1 Method and system for detecting audience response audio visual stimuli
11/19/1998DE19821450A1 Broadcast or transmission signal receiver for digital audio signals
11/17/1998US5839050 System for determining radio listenership
11/17/1998US5838799 Digital sound broadcasting using a dedicated control channel
11/12/1998WO1998051077A1 Method for embedding links to a networked resource in a transmission medium
11/12/1998WO1998051049A1 Multicarrier receiver and method for use in dab receiver
11/12/1998CA2286708A1 Method for embedding links to a networked resource in a transmission medium
11/11/1998EP0877504A1 Method for data transmission as well as transmitter and receiver
11/11/1998EP0877498A2 RDS-TMC broadcast receiver with a memory for speech segments
11/11/1998EP0877371A1 Recording and playback of multi-channel digital audio having different sampling rates for different channels
11/11/1998EP0877369A1 Recording and playback of multi-channel digital audio having different resolutions for different channels
11/11/1998CN1198862A Information contrasting and the software adding by using
11/11/1998CN1198637A Data transmitter, receiver and transmitting and receiving system
11/10/1998US5835923 Contents information transmitting/viewing system and method therefor
11/10/1998US5835854 Traffic information system comprising a multilingual message generator
11/10/1998US5835715 Interactive theater and feature presentation system
11/10/1998US5835126 Interactive system for a closed cable network which includes facsimiles and voice mail on a display
11/04/1998EP0876029A2 Transmission system and transmission method, and reception system and reception method
11/04/1998EP0875999A2 Encoding method and apparatus, decoding method and apparatus and recording medium
11/04/1998EP0875107A1 Coding process for inserting an inaudible data signal into an audio signal, decoding process, coder and decoder
11/04/1998EP0875049A1 Digital voice paging system
11/04/1998CN1198275A Method and apparatus for transporting auxiliary data in audio signals
11/04/1998CN1197958A Encoding method and apparatus, decoding method and apparatus and recording medium
11/04/1998CN1040605C VCR apparatus having cable box control function and control method therefor
11/04/1998CN1040600C 无线电接收机 Radio receiver
11/03/1998US5832426 High efficiency audio encoding method and apparatus
11/03/1998US5832223 System, method and device for automatic capture of internet access information in a broadcast signal for use by an internet access device
11/03/1998US5832024 Digital wireless speaker system
11/03/1998US5831662 Near on-demand digital information delivery system and method using signal fragmentation and sequencing to reduce average bandwidth and peak bandwidth variability
11/03/1998CA2097083C Method and apparatus for transmitting, receiving and communicating data signals with corresponding program data signals
10/1998
10/29/1998WO1998048519A2 Satellite broadcast receiving and distribution system
10/28/1998EP0874486A2 Information providing method which enables data communication costs to be reduced, and information providing system for implementing the method
10/28/1998EP0874485A2 Receiver for digital audio broadcast
10/28/1998EP0874484A2 Receiver for receiving broadcast programmes comprising supplementary text data which is multiplexed with the broadcast program
10/28/1998EP0874483A2 Method and apparatus for simultaneous transmission of analog and digital broadcast programmes on AM frequency bands
10/28/1998EP0874344A2 Method for receiving information by a mobile receiver in a motorcar, comprising a navigation means
10/28/1998EP0873597A1 Multi-media copy management system
10/27/1998US5828954 Apparatus for use in a communications receiver
10/27/1998US5828655 Hybrid access system with quality-based channel switching
10/27/1998US5828325 Apparatus and method for encoding and decoding information in analog signals
10/22/1998WO1998047249A2 Passenger aircraft entertainment system
10/22/1998WO1998047236A1 Method and apparatus for reserving resources of one or more multiple access communication channels
10/21/1998EP0873020A2 Digital video broadcasting method and apparatus, and receiver therefor
10/21/1998EP0872995A2 Apparatus and method for initiating a transaction having acoustic data receiver that filters human voice
10/21/1998EP0872971A2 Method and apparatus for automatically identifying a program including a sound signal.
10/21/1998EP0872970A2 Data transmission and reception
10/21/1998EP0872969A2 Data terminal for a DAB-receiver
10/21/1998EP0872798A1 Computer memory organization
10/21/1998EP0872110A1 Media access control for digital data
10/21/1998EP0872054A1 Audio-transferred dab
10/21/1998EP0872053A1 Transmission of multimedia objects in a digital broadcasting system
10/21/1998EP0872017A1 Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
10/21/1998EP0871955A2 A vocal information system
10/21/1998CN1196850A Method and system for providing synchronization in stream of messages and transmitter and receiver for use in such system
10/21/1998CN1196839A Transmission process in which conversion oscillator signal is synthesised by means of fractional N-phase-shift control loop
10/20/1998US5826227 Method for compressing an original signal to provide a compressed signal
10/20/1998US5826164 Technique for surveying a radio or a television audience
10/20/1998US5825888 Descrambling device
10/20/1998US5825829 Modulator for a broadband communications system
10/20/1998US5825756 Receiver for FM data multiplex broadcasting
10/20/1998US5825407 Cable television audio messaging systems
10/15/1998WO1998046006A2 System and method for interfacing mpeg-coded audiovisual objects permitting adaptive control
10/15/1998WO1998045971A1 A system and method of point-to-multipoint wireless communication using a point-to-point communication structure
10/15/1998WO1998045835A2 System for selective distribution of music
10/15/1998DE19727670C1 Distribution of broad band signals e.g. for television and radio
10/14/1998CN1195940A Audio decoding device and signal processing device
10/13/1998US5822368 Method for use in a receiver
10/13/1998US5822360 Method and apparatus for transporting auxiliary data in audio signals
10/13/1998US5822324 Simulcasting digital video programs for broadcast and interactive services
10/13/1998US5822018 Method and apparatus for normalizing signal levels in a signal processing system
10/08/1998WO1998044664A1 Program preparation and delivery system
10/08/1998WO1998044663A1 Method of storing af data for an rds receiver and apparatus thereof
10/08/1998WO1998044645A1 Multiplex broadcast receiving method and receiver
10/07/1998EP0869610A2 Synchronous circuit for FM multiple broadcast receiver
10/07/1998CN1195237A Transmission/reception system and receiver
10/06/1998US5819160 Programmable radio subscription system for receiving selectively defined information
10/06/1998US5819159 Method for asymmetrically attenuating signals in a transmission system
10/06/1998US5819000 Magnetic recording and playback apparatus
10/06/1998US5818911 Information communication system and transmitting and terminal apparatus for the same
10/06/1998US5818845 Hybrid access system having channel allocation and prioritized polling schemes
10/06/1998US5818510 Method and apparatus for providing broadcast information with indexing
10/06/1998US5818382 Long range RF tag
10/01/1998WO1998043437A1 Method of and apparatus for transmitting data for interactive tv applications
10/01/1998WO1998043433A1 Data processing system
10/01/1998WO1998043432A1 Transmission and reception of television programmes and other data
10/01/1998WO1998043431A1 Method of downloading of data to an mpeg receiver/decoder and mpeg transmission system for implementing the same
10/01/1998WO1998043430A1 Signal generation and broadcasting
10/01/1998WO1998043428A1 Method and apparatus for preventing fraudulent access in a conditional access system
10/01/1998WO1998043427A1 Broadcast and reception system, and receiver/decoder and remote controller therefor
10/01/1998WO1998043426A1 Broadcast and reception system, and conditional access system therefor
10/01/1998WO1998043425A1 Smartcard for use with a receiver of encrypted broadcast signals, and receiver
10/01/1998WO1998043421A1 Broadcast receiving system comprising a computer and a decoder
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