Patents for H04H 40 - Arrangements specially adapted for receiving broadcast information (5,791) |
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10/07/1992 | EP0507530A2 Radio data system receiver |
09/23/1992 | EP0505284A1 Satellite telecommunication installation applicable to several coverage zones |
09/16/1992 | EP0503154A2 RDS receiver |
08/13/1992 | DE4103064A1 Radio data signal receiver esp. for car |
08/06/1992 | DE4103061A1 Radio data signal receiver esp. for car |
08/05/1992 | EP0497115A2 RDS broadcast receiver |
08/04/1992 | US5136649 Fm stereophonic receiver |
07/22/1992 | CN1063006A Method and apparatus for transmitting, receiving and communicating program data signals with digital data signals |
07/08/1992 | EP0493653A1 Color tv satellite broadcast receiver internally installed |
05/28/1992 | WO1992010040A1 Method and apparatus for transmitting, receiving and communicating data signals with corresponding program data signals |
05/13/1992 | EP0485222A2 Stereo monaural detection apparatus with differential and add components detection |
05/06/1992 | EP0483463A2 Device for programming the channels of a satellite receiver |
04/28/1992 | US5109414 Signal processing apparatus and methods |
04/22/1992 | CN2102588U Electric network frequency modulated carrier, wireless amplitude modulation radio cassette recorder |
04/21/1992 | US5107134 Matrix circuit of fm stereo multiplex demodulation circuit |
04/07/1992 | US5103480 FMX identification signal detection apparatus |
03/25/1992 | EP0476826A2 A method of selecting receiving frequency for RDS receiver |
03/04/1992 | EP0472581A1 Portable personal reception and display device for information transmitted via radio, combined with a watch |
02/25/1992 | US5091943 Fm stereo receiving device |
02/19/1992 | EP0471412A2 Receivers for frequency modulated transmissions |
02/13/1992 | DE4025241A1 Microwave reception device with antenna dish - has function control data signals fed to antenna dish via antenna cable |
02/05/1992 | EP0469963A1 Device for distributing video- and/or audiosignals among several receivers |
02/05/1992 | EP0382764A4 Signal processing apparatus and methods |
02/04/1992 | US5086511 Mobile receiver |
01/15/1992 | EP0426812A4 Gallium-arsenide switching mixer |
12/17/1991 | US5073930 Method and system for receiving and distributing satellite transmitted television signals |
11/12/1991 | US5065452 Digital traffic news evaluation method |
10/24/1991 | DE4012657A1 Satellite reception dish - has distribution cable with respective outputs for each carrier frequency |
10/02/1991 | EP0449552A2 System for distributing broadcasting material |
08/21/1991 | EP0441851A1 Satellite radio receiver |
08/07/1991 | EP0439782A2 Receiver for broadcast transmissions |
07/02/1991 | US5029232 Satellite communications network |
06/20/1991 | DE4003082C1 Sound broadcasting station receiver esp. UHF car radio - controls frequency of mixing oscillator using program memory for subcarriers |
06/11/1991 | US5023933 Superheterodyne SCA receiver and method for the manufacture thereof |
05/28/1991 | US5020143 Vehicular radio receiver with stored detour data |
05/15/1991 | EP0426812A1 Gallium-arsenide switching mixer. |
04/20/1991 | WO1991006159A1 Method and system for receiving and distributing satellite transmitted television signals |
04/20/1991 | CA2066268A1 Method and system for receiving and distributing satellite transmitted television signals |
04/18/1991 | DE4014394A1 Preventing faulty operation of audio changeover switch - uses decision step for testing stereo or mono mode of received signal |
04/04/1991 | WO1990014150A3 Gallium-arsenide switching mixer |
03/19/1991 | US5001728 Method and apparatus for demodulating a biphase signal |
03/14/1991 | DE3929824A1 Two-band frequency converter for SHF range - has preamplifier, diplexer with filter function and local oscillator in two frequency branches |
02/21/1991 | DE3926984A1 Car radio and cassette player - monitors radio stations enabling automatic over riding of cassette player |
02/05/1991 | US4990924 Satellite locating system |
01/20/1991 | CA2013287A1 Satellite locating system |
01/09/1991 | EP0407263A1 Receiving system for TV signals which are retransmitted by satellites |
01/09/1991 | CN1048473A Digital transmission system transmitter and receiver for use in transmission system, and record carrier obtained by means of transmitter in form of recording device |
01/05/1991 | WO1991000646A1 Receiving system for satellite-transmitted television signals |
01/05/1991 | CA2035445A1 System for receiving tv signals transmitted by satellite |
01/02/1991 | EP0405004A2 Satellite receipt installation |
12/19/1990 | EP0402973A1 Digital transmission system, transmitter and receiver for use in the transmission system, and record carrier obtained by means of the transmitter in the form of a recording device |
12/02/1990 | CA2475414A1 Decoder, receiver and method for decoding an encoded digital audio signal |
11/29/1990 | WO1990014721A1 Portable personal reception and display device for information transmitted via radio, combined with a watch |
11/29/1990 | WO1990014150A2 Gallium-arsenide switching mixer |
11/28/1990 | EP0399534A2 Fm stereophonic receiver |
11/06/1990 | US4969209 Broadcast receiver capable of selecting stations based upon geographical location and program format |
10/23/1990 | US4965825 Method of generating computer output |
09/26/1990 | EP0388919A2 Matrix circuit of FM stereo multiplex demodulation circuit |
09/19/1990 | EP0387810A2 Mobile receiver |
08/29/1990 | EP0384368A2 Method for the surveillance of several traffic radio transmitters |
08/22/1990 | EP0382764A1 Signal processing apparatus and methods. |
08/16/1990 | EP0381937A2 Warning messages reproduction system |
07/24/1990 | US4944010 Stereo demodulator and a demodulating method thereof |
06/27/1990 | EP0374996A1 FM-receiver |
06/12/1990 | US4933972 Stereo multiplex demodulator |
05/23/1990 | CN1042460A Satellite radio receiver |
05/17/1990 | WO1990005410A1 Satellite radio receiver |
05/16/1990 | EP0368313A2 Video tape recorder capable of receiving teletext broadcasting |
05/16/1990 | CN1008040B Improved amplitude-modulated stereo radio system |
05/09/1990 | EP0367214A1 Satellite broadcast receiver |
05/01/1990 | US4921466 Output processing circuit for radio frequency receiver |
04/26/1990 | DE3838328C1 Traffic radio memory for a car radio |
04/25/1990 | EP0365071A2 Method for distributing data signals over broadcast satellites |
04/25/1990 | EP0364749A2 Radio receiver |
04/19/1990 | DE3934314A1 Radio data signal receiver for automobile - performs channel pre selection and automatic switching to different frequency to provide same programme upon loss of signal |
03/28/1990 | CN1007395B Switch dividing device for common reception |
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 |
01/03/1990 | EP0349237A2 A stereo multiplex demodulator |
12/21/1989 | DE3820640A1 Evaluation method for digital traffic messages |
11/30/1989 | DE3903262A1 Receiving system for a satellite broadcasting system |
11/14/1989 | US4881273 RDS system radio |
11/02/1989 | EP0339329A2 Radio receiver with a decoder |
10/26/1989 | DE3812120A1 Car radios integrated insert for storing and for receiving traffic announcements |
10/18/1989 | EP0337609A2 Radio data system receivers |
10/05/1989 | DE3810180A1 Broadcast receiver, particularly vehicle receiver |
10/05/1989 | DE3810179A1 Broadcast receiver, particularly vehicle receiver |
10/05/1989 | DE3810178A1 Broadcast receiver, particularly vehicle receiver |
09/27/1989 | CN1035926A Improved amplitude modulation stereophonic radio system |
09/20/1989 | EP0333194A2 Radio data system receiver |
06/29/1989 | DE3842272A1 Noise suppression device for an FM receiver |
06/29/1989 | DE3833025A1 Circuit arrangement for synchronising digital receivers, particularly satellite sound broadcast receivers |
06/14/1989 | EP0319778A2 Data-receiving apparatus |
05/24/1989 | EP0316952A2 Stereo demodulator and a demodulating method thereof |
05/02/1989 | US4827515 Digital demodulator |
04/27/1989 | DE3734084A1 Method of reproducing multichannel sound signals |
03/29/1989 | EP0308520A1 Digital-Demodulator |
03/23/1989 | WO1989002682A1 Signal processing apparatus and methods |
03/08/1989 | EP0110994B1 Am stereo receiver |
03/02/1989 | DE3827310A1 Rundfunkdatensystem (rds)-empfaenger und verfahren zur steuerung eines derartigen empfaengers Radio Data System (RDS) receiver and method for controlling of such a receiver |
03/01/1989 | EP0304923A2 Output processing circuit for radio frequency receiver |