| Patents for H04H 60 - Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems (19,742) |
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| 06/13/1990 | EP0372499A2 Apparatus and method for providing digital audio in the FM broadcast band |
| 06/05/1990 | US4931871 Method of and system for identification and verification of broadcasted program segments |
| 06/05/1990 | US4931865 Apparatus and methods for monitoring television viewers |
| 05/29/1990 | US4930120 Signal distribution network system |
| 05/29/1990 | US4930011 Method and apparatus for identifying individual members of a marketing and viewing audience |
| 05/23/1990 | EP0369917A2 Method for broadcasting digital data, especially towards mobile stations, with a high bit rate, with time-frequency interleaving and analogous synchronisation |
| 05/22/1990 | US4928177 Two-way data broadcast networks |
| 05/22/1990 | CA1269441A1 Viewer interactive television system |
| 05/16/1990 | EP0368313A2 Video tape recorder capable of receiving teletext broadcasting |
| 05/15/1990 | US4926255 System for evaluation of response to broadcast transmissions |
| 05/09/1990 | EP0367585A2 Electronic data encoding and recognition system |
| 05/03/1990 | DE3836597A1 Automated system for producing and handling sound broadcast transmissions |
| 05/01/1990 | US4922093 Method and a device for determining the number of people present in a determined space by processing the grey levels of points in an image |
| 04/26/1990 | DE3838328C1 Traffic radio memory for a car radio |
| 04/25/1990 | EP0364749A2 Radio receiver |
| 04/25/1990 | EP0364526A1 Control console for audio signals. |
| 04/18/1990 | EP0363847A1 System for substituting stored video information for another video information |
| 04/17/1990 | US4918516 Closed circuit television system having seamless interactive television programming and expandable user participation |
| 04/11/1990 | EP0194289B1 Information display scheme for subscribers of a subscription television system |
| 04/03/1990 | CA1267448A2 Communication system |
| 03/27/1990 | US4912552 Distributed monitoring system |
| 03/27/1990 | US4912466 Audio frequency based data capture tablet |
| 03/22/1990 | WO1990003073A1 A sound recording console |
| 03/21/1990 | EP0358911A2 Image recognition audience measurement system |
| 03/21/1990 | EP0358910A2 Image recognition system and method |
| 03/08/1990 | WO1990002453A1 Apparatus and method for monitoring television viewers |
| 03/06/1990 | US4907079 System for monitoring and control of home entertainment electronic devices |
| 03/06/1990 | CA1266525A1 Information display scheme for subscribers of a subscription television system |
| 02/28/1990 | EP0355697A2 Multimedia bidirectional broadcast system |
| 02/27/1990 | US4905080 Apparatus for collecting television channel data and market research data |
| 02/22/1990 | WO1990001838A1 Recovery recorder system, particularly commercial radio/tv broadcast recovery recorder system |
| 02/21/1990 | CN2053413U Multifunctional sound adjuster-controller |
| 02/08/1990 | WO1990001243A1 A pay per view entertainment system |
| 01/31/1990 | EP0352764A2 High-frequency receiver with a device for indicating transmitter programmes |
| 01/25/1990 | DE3824309A1 Method for evaluating traffic information, which is received in digitally coded form in a data message, as well as a broadcast radio receiver |
| 01/23/1990 | US4896354 Image reception system |
| 01/11/1990 | WO1990000330A1 Radio meter |
| 01/09/1990 | US4893248 Monitoring and reporting system for remote terminals |
| 01/03/1990 | CN1038558A Dynamic callback technique |
| 01/02/1990 | US4891712 Method of conducting marketing research by using video tape productions |
| 12/28/1989 | WO1989012881A1 A method of evaluating digitally encoded traffic information received in a data telegram and radio receivers |
| 12/21/1989 | DE3820641A1 Verfahren zur auswertung von in einem datentelegramm digital codiert empfangener verkehrsnachrichten sowie rundfunkempfaenger A method for evaluation of traffic news received in a data telegram digitally encoded and rundfunkempfaenger |
| 12/21/1989 | DE3820640A1 Evaluation method for digital traffic messages |
| 12/20/1989 | EP0347401A2 Method of and system for identification and verification of broadcasted television and radio program segments |
| 12/20/1989 | EP0347355A1 Synchronised multi-topical information broadcasting permitting a reconfigurable listening strategy over a transmitter park and of radio programmes |
| 12/19/1989 | US4888638 System for substituting television programs transmitted via telephone lines |
| 12/14/1989 | DE3819582A1 Storage of the receiving period of television, differentiated by transmitter use and programme use, in the television set, so that substantiation of the TV charges account can be carried out by technical means |
| 12/12/1989 | US4887296 Cryptographic system for direct broadcast satellite system |
| 12/05/1989 | US4885792 Audio mixer architecture using virtual gain control and switching |
| 12/05/1989 | US4885775 Information display scheme for subscribers of a subscription television system |
| 12/05/1989 | US4885632 System and methods for monitoring TV viewing system including a VCR and/or a cable converter |
| 12/05/1989 | CA1263742A1 Method and apparatus for detecting the channel to which an electronic receiver system is tuned |
| 11/23/1989 | EP0342530A1 Switching network for digital audio signals |
| 11/16/1989 | WO1989011199A1 Automatic censorship of broadcast programmes |
| 11/16/1989 | WO1989011188A1 Coupling field for digital audio signals |
| 11/14/1989 | US4881273 RDS system radio |
| 11/07/1989 | US4879751 Audio production console |
| 11/02/1989 | WO1989010670A1 Dynamic callback technique |
| 10/26/1989 | DE3812120A1 Car radios integrated insert for storing and for receiving traffic announcements |
| 10/25/1989 | EP0338658A2 Distributed monitoring system |
| 10/25/1989 | EP0254743A4 Pay-per-view catv system. |
| 10/24/1989 | US4876736 Method and apparatus for determining channel reception of a receiver |
| 10/24/1989 | US4876592 System for merchandising and the evaluation of responses to broadcast transmissions |
| 10/18/1989 | EP0337609A2 Radio data system receivers |
| 10/05/1989 | DE3808657A1 Information distribution system |
| 09/21/1989 | WO1989008956A1 Process and system for acquiring and transmitting data to a televised program audience |
| 09/21/1989 | WO1989008955A1 Control console for audio signals |
| 09/20/1989 | EP0333570A1 Apparatus for gathering and transmitting information about televised programmes audiences |
| 09/20/1989 | EP0333194A2 Radio data system receiver |
| 09/14/1989 | DE3806972A1 Device for receiving, detecting and reproducing traffic radio announcements |
| 09/05/1989 | US4864627 Microphone mixer with gain limiting and proportional limiting |
| 08/29/1989 | US4862513 Radio receiver with two different traffic information decoders |
| 08/22/1989 | US4859050 Method and system for generating a synchronous display of a visual presentation and the looking response of many viewers |
| 08/16/1989 | EP0328440A1 Selection system for receiving radio or television broadcasts |
| 08/15/1989 | US4858000 Image recognition audience measurement system and method |
| 08/15/1989 | US4857999 Video monitoring system |
| 08/02/1989 | EP0326205A2 Channel allocation controller and signal distribution network |
| 07/26/1989 | EP0325331A2 Signal distribution network system |
| 07/26/1989 | EP0325219A2 Data collection and transmission system with real time clock |
| 07/25/1989 | US4852154 Pay-per-view CATV system |
| 07/20/1989 | EP0227825A4 Electronic information dissemination system. |
| 07/11/1989 | US4847685 Audience survey system |
| 07/04/1989 | US4845756 Apparatus for through-connecting audio signals |
| 06/29/1989 | DE3743213A1 VHF Receiver |
| 06/29/1989 | DE3742426A1 Method and arrangement for detecting the functional states in a television set |
| 06/29/1989 | DE3742425A1 Method and arrangement for detecting the functional states in a television set |
| 06/27/1989 | US4843562 Broadcast information classification system and method |
| 06/22/1989 | DE3741840A1 Method for the automatic identification and arbitrarily reproducible recording of traffic announcements, device for carrying out the method and use of the method |
| 06/15/1989 | WO1989005550A1 System of selective radio communication in actual time |
| 06/14/1989 | EP0319567A1 Broadcast information classification system and method. |
| 06/07/1989 | EP0318632A2 System of selective radio communication in actual time |
| 05/24/1989 | EP0317082A1 Spontaneous reporting of remotely generated data |
| 05/09/1989 | US4829558 System and device for data transmission, and related method |
| 05/09/1989 | US4829372 Presentation player |
| 05/03/1989 | EP0314572A2 Closed circuit television system having seamless interactive television programming and expandable user participation |
| 05/03/1989 | DE3734792A1 Integrated computer-controlled radio broadcast logging program with cost-accounting system |
| 05/02/1989 | US4827153 Circuit arrangement for optionally connecting signal sources to a signal sink |
| 04/27/1989 | DE3734320A1 Device, in particular for motor vehicles, for listening to already broadcast ARI or RDC messages |
| 04/11/1989 | US4821329 Audio switch device with timed insertion of substitute signal |
| 04/11/1989 | US4821270 Method for decoding data transmitted along a data channel and an apparatus for executing the method |