Patents
Patents for H04H 20 - Arrangements for broadcast or for distribution combined with broadcast (21,050)
04/1996
04/03/1996EP0704998A1 Signal supplying and receiving system
04/03/1996EP0704832A2 Method for realizing virtual interaction between an individual and a data carrier
04/03/1996EP0606341A4 Method and apparatus for automatically identifying a program including a sound signal.
04/03/1996EP0521001B1 A method for synchronizing the transmissions in a simulcast transmission system
04/03/1996CN1119902A Method and apparatus for compressing, method for transmitting, and method and apparatus for expanding compressed multi-channel sound signals
04/03/1996CN1119812A Video optimized media streamer
04/03/1996CN1119773A Karaoke control system for a plurality of karaoke devices
04/02/1996US5504933 Pay broadcasting system
04/02/1996US5504819 Surround sound processor with improved control voltage generator
03/1996
03/28/1996WO1996009702A1 A method and apparatus for controlling multipoint communications
03/28/1996WO1996009615A1 Process and device for finding an available parking place or covered car park
03/28/1996DE4434451A1 Amplitudendemodulator Amplitude demodulator
03/27/1996EP0703555A2 Method for realizing virtual interactivity between an individual and a data carrier
03/26/1996US5502694 Method and apparatus for compressed data transmission
03/26/1996US5502497 Television broadcasting method and system enabling picture broadcasting from the transmitting equipment to the receiving equipment using alternative broadcasting system standards
03/21/1996WO1996008891A1 Receiver for multiplex broadcasting
03/21/1996WO1996008890A1 Multi-media distribution apparatus for distributing video signals from a broadband network to subscribers using twisted pair cables
03/21/1996WO1996008889A1 Single frequency transmission network
03/21/1996DE4445582C1 In vehicle road traffic information system
03/20/1996EP0702489A2 Conrol method for recording repetitively emitted transmissions for a recording device of the entertainment electronics art
03/19/1996US5500681 Apparatus and method for generating product coupons in response to televised offers
03/14/1996DE4433383A1 Radio receiver for automatic optimal tuning in vehicle
03/13/1996EP0701371A1 Video optimised media streamer
03/13/1996EP0700622A1 An integrated video and audio signal distribution system for use on commercial aircraft and other vehicles
03/12/1996US5499271 Method for broadcasting a digitally coded stream of data using an already occupied frequency spectrum
03/12/1996US5499241 Broadband communications system
03/07/1996WO1996007252A1 A method and apparatus for packet alignment in a communication system
03/07/1996DE19502360C1 Rapid access method for programme-specific data in broadcasting equipment
03/07/1996CA2174763A1 A method and apparatus for packet alignment in a communication system
03/06/1996EP0699364A1 Process for initialising a frame timing and arrangement and use
03/05/1996US5497502 Method and apparatus for transmitting information recorded on digital disks from a central server to subscribers via a high data rate digital telecommunications network
03/05/1996US5497372 FM multiplex broadcasting and receiving system
02/1996
02/28/1996EP0698989A1 System for delivering digital sound, graphics, real time files and data via cable
02/28/1996CN1117778A Multi-media distribution and multi-media player
02/28/1996CN1117675A Method and apparatus for transmitting, receiving and communicating program data signals with digitalnals data signals
02/27/1996US5495283 Cable television video messaging system and headend facility incorporating same
02/22/1996WO1996005699A1 Simulcast of interactive signals with a conventional video signal
02/21/1996EP0697773A2 Audience response system and data transfer protocol
02/21/1996CN1031090C Digital transmission system
02/20/1996US5493721 Receiver for a digital radio signal
02/20/1996US5493709 Radio receiver for receiving digitally coded information including location and frequency data of a transmitter
02/15/1996WO1996004633A1 Dual channel advertising referencing vehicle location
02/15/1996WO1996004632A1 Alerting device and system for abnormal situations
02/15/1996DE4428606A1 Encoded signal radio transmission method e.g. for local television signal
02/14/1996CN1116793A Multichannel wired FM broadcast receiving and electrotherapy system
02/13/1996US5491839 System for short range transmission of a plurality of signals simultaneously over the air using high frequency carriers
02/13/1996US5491838 Broadcast system with associated data capabilities
02/08/1996WO1996003841A1 Method for the adaptive assignment of the transmission capacity of a transmission channel
02/08/1996WO1996003746A1 Method and apparatus for compressed data transmission
02/08/1996WO1995034168A3 A two-way multiple access communication system, and a central station and a user station for use in such a system
02/07/1996CN1116479A Video facility management system
02/06/1996US5490207 Method of dispersing information and collecting data via telephone systems
02/06/1996US5489879 Amplitude and phase error normalization of subcarrier generator
02/01/1996WO1996002989A1 Multiple carrier transmission in common wave broadcasting networks
02/01/1996WO1996002988A1 Process, sender and receiver for transmitting and selecting local radio programs in a common-wave broadcasting network
02/01/1996DE4427046A1 Reproducing auxiliary information in TV or radio signals
01/1996
01/31/1996EP0695051A1 Digital satellite transmission system
01/31/1996CN1116027A Relay apparatus, decoder and security broadcasting apparatus
01/31/1996CN1116026A Audience measurement system
01/31/1996CN1115939A Television game data reception apparatus
01/30/1996US5488423 Home communication method and apparatus
01/30/1996US5488412 Customer premises equipment receives high-speed downstream data over a cable television system and transmits lower speed upstream signaling on a separate channel
01/25/1996WO1996002101A1 Method and system for simultaneously broadcasting and receiving digital and analog signals
01/23/1996US5487177 FM receiver comprising a circuit arrangement for determining the field strength of FM transmitters
01/18/1996DE4435667A1 Data signal receiver for signals transmitted electromagnetically or by wire e.g. satellite, telephone or wide-band signals
01/18/1996DE4425194A1 Determining location of radio receiver, esp. mounted in moving motor vehicle
01/18/1996DE4424380A1 Transmissions of programme related signals for video selection
01/17/1996EP0692889A1 Method, transmitter and receiver for transmission and selection of local broadcast programmes in a common wave network
01/16/1996US5485632 Method for initiating and determining simulcast transmission of a message
01/16/1996US5485630 Audio/video distribution system
01/16/1996US5485347 Riding situation guiding management system
01/11/1996DE4441606C1 Transmitting digital data stream
01/10/1996EP0691762A2 Audio-video- or data server using telephone lines
01/10/1996EP0691736A1 Control of audio effects in radio receivers
01/10/1996EP0691050A1 Circuit for deriving audio signal masking signals
01/10/1996EP0691049A1 Circuit for deriving a quality signal dependent on the quality of a received multiplex signal
01/09/1996US5483690 Artificially reducing signal reproduction quality of received degraded digitally coded audio data
01/09/1996US5483677 Radio system with measurement and adjustment of transfer delay
01/09/1996US5483671 Method of determining transmission time to transmit an information packet to a remote buffer
01/09/1996US5483665 Simulcast satellite paging system with over lapping paging reception locales
01/04/1996DE4421694A1 Muting signal recovery and processing arrangement for RDS car radio
01/03/1996EP0690400A2 A flow builder for an audio video interactive transmission system
01/03/1996EP0689742A1 Radio receiver for information dissemination using subcarrier
01/03/1996EP0499608B1 Radio receiver, in particular for vehicles
01/02/1996US5481757 CATV terminal device in two-way communication CATV system
01/02/1996US5481643 Transmitter, receiver and record carrier for transmitting/receiving at least a first and a second signal component
01/02/1996US5481614 Method and apparatus for coding audio signals based on perceptual model
01/02/1996US5481546 Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
01/02/1996US5481478 Broadcast system for a facility
01/02/1996US5481294 Audience measurement system utilizing ancillary codes and passive signatures
01/02/1996US5481258 Paging system
12/1995
12/27/1995EP0689338A2 System for providing information to subscribers via telephone lines
12/27/1995EP0689308A1 A method for changing from one signal in a receiver of a digital broadcasting
12/27/1995EP0689307A1 A digital broadcasting system and a receiver to be used in the system
12/27/1995EP0688487A1 Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto
12/27/1995EP0688480A1 A method and system for audio information dissemination using various transmission modes
12/21/1995WO1995034965A1 Process for transmitting digital audio data and packet-transmitted complementary data
12/21/1995WO1995031070A3 Point-to-multipoint cellular television transmission system
12/21/1995DE3645306C2 Interactive video-sound data display via TV cable
12/20/1995EP0688113A2 Method and apparatus for encoding and decoding digital audio signals and apparatus for recording digital audio