Patents
Patents for H03J 5 - Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner (3,151)
07/2001
07/25/2001CN1069006C Tuning system with DC-DC converter
07/18/2001EP1116338A1 Programmable mobile radiotelephone terminal
07/10/2001US6259895 Receiver and transmitter-receiver
07/10/2001US6259329 Reference-frequency-signal switching circuit
07/05/2001DE19960986A1 Switchable input circuit for radio receiver e.g. car radio has circuit for varying inductance forming selection device
07/04/2001CN1302480A Harmonic suppression in dual band mobile phones
06/2001
06/28/2001US20010005673 Double-tuned circuit
06/27/2001EP1111768A2 Oscillator having a tunable resonant circuit
06/27/2001EP1110317A1 Radio receiver equipment
06/27/2001EP1110316A1 Phase-locked loop system
06/21/2001US20010004229 Double-tuned circuit of tuner featuring restrained degradation of selectivity
06/20/2001EP1109312A2 Double-tuned circuit featuring restrained degradation of selectivity
06/20/2001EP1109251A2 Antenna unit and communication device using the same
06/20/2001CN1300131A Oscillator wtih resonant circuit capable of turning
06/13/2001CN1299189A Double response circuit for tuner
06/06/2001CN1066885C Circuit device including RF converter, tuner and IF amplifier
06/05/2001US6243567 Television tuner, tuner integrated circuit and method of controlling television tuner
05/2001
05/31/2001DE19956428A1 Oscillator has tunable oscillation circuit with two coils in series with tuning element and connected together via switch, further coil in series with one coil and coupled to reference potential
05/30/2001EP1104103A1 Switchable band filter
05/29/2001US6240281 Command protocol for circuits used for receiving microwave signals and device implementing the protocol
05/23/2001EP0681775B1 Automatic tuning radio/tv using filtered seek
05/22/2001US6236843 Radio terminal device for automatically correcting phase difference between a received signal and an internally generated signal
05/22/2001US6236842 Radio receiver
05/09/2001EP1098437A2 Channel selection method and channel selection apparatus
05/02/2001EP1095509A1 Television tuner employing micro-electro-mechanically-switched tuning matrix
05/02/2001EP1095508A2 Broadcast receiver
05/01/2001US6226503 Double-tuned circuit
04/2001
04/25/2001CN1292972A Interactive selection system for video decoder modulator channel
04/11/2001CN1291376A Frequency synthesizer
04/04/2001CN1290425A Tunable receiver
03/2001
03/22/2001WO2001020785A1 An integrated vco switch
03/21/2001EP0929936B1 Multiple preamplifier circuit for a television tuner
03/15/2001DE19929178A1 Phasenregelkreissystem Phase locked loop system
03/15/2001DE19533774C2 Abstimmverfahren für einen Empfänger sowie Abstimmeinrichtung Tuning for a receiver and tuner
03/07/2001EP1080378A1 Mobile radio receiver
03/06/2001US6198441 Wireless handset
02/2001
02/28/2001EP1078472A1 Harmonic suppression in dual band mobile phones
02/28/2001EP1078456A1 High frequency receiver range switching circuit
02/28/2001CN1285967A VHF/UHF self-tuning planar antenna system
02/27/2001US6194974 Multi-band voltage controlled oscillator in which unnecessary circuit parasitics can be avoided
02/27/2001CA2190904C Rf filter arrangement with image trap
02/22/2001WO2001013629A1 Television receiver and method of channel selection
02/22/2001WO2000065826A3 Broadcast receiver
02/21/2001EP1076936A1 Fully integrated all-cmos am receiver
02/20/2001US6192220 Phase lock loop system with ultrafast lock times for half duplex time division multiple access wireless data applications
02/14/2001CN1284215A VHF/UHF self-tuning planar antenna system
02/14/2001CN1283896A Tuner with at least no. one and no. two frequency band
02/08/2001WO2001010025A1 Method and apparatus for multiple band voltage controlled oscillator with noise immunity
02/03/2001CA2279566A1 Receiver having a tuning circuit with a selectable input
02/01/2001WO2001008367A1 Modulating method and device in a transmitter
02/01/2001DE19933422A1 Abstimmverfahren für einen Rundfunkempfänger, insbesondere einen Fernsehsignalempfänger, sowie hiermit korrespondierender Rundfunkempfänger Tuning method for a broadcast receiver, particularly a television signal receiver, and hereby corresponding radio receiver
01/2001
01/31/2001EP1073199A2 Television tuner that generates no interfering signal
01/31/2001CN1282146A 开关电源 Switching Power Supply
01/30/2001US6181921 Broadcasting station data detector and broadcast receiver for moving body that search a channel map based on location
01/25/2001WO2001006650A1 Tuning system for achieving rapid signal acquisition for a digital satellite receiver
01/25/2001WO2001006649A1 Tuning method for a radio receiver, especially a television signal receiver, and a corresponding radio receiver
01/24/2001EP1071249A1 Modulation method and device in a transmitter
01/18/2001DE19932563A1 Tuner mit wenigstens einem ersten und einem zweiten Frequenzband Tuner with at least a first and a second frequency band
01/17/2001EP1069682A2 Switchable buffer circuit
01/17/2001EP1069681A2 Switchable buffer circuit
01/17/2001EP1069680A2 Tuner with at least a first and a second frequency band
01/17/2001CN1280451A Switchover type buffer loop for frequency characteristic
01/10/2001CN1279858A System for processing broadcasted signals
01/04/2001WO2001001573A1 Phase-locked loop system
01/02/2001US6169569 Cable modem tuner
12/2000
12/27/2000EP1062803A1 Interactive selection system for a video decoder modulator channel
12/26/2000US6167246 Fully integrated all-CMOS AM receiver
12/26/2000CA2210805C Wide frequency spectrum television tuner with single local oscillator
12/20/2000EP1061659A2 Muliple-band receiver
12/19/2000US6163687 Tuning module for a dual frequency PLL synthesized tuner
12/19/2000US6163238 Fast variable RF network inductor
12/19/2000US6163182 Low-noise frequency divider
12/12/2000US6160572 Tuner for cable modem
12/07/2000WO2000074237A1 Method for selection of a receiver tuning frequency
12/06/2000EP1058384A2 Circuit for dual band tuning
12/03/2000CA2310508A1 Circuit for dual band tuning
11/2000
11/29/2000EP1056204A1 Tunable RF filter with image trap
11/29/2000EP1056203A1 Method for selection of a tuning frequency
11/29/2000CN1275260A Mixer oscillator stage
11/29/2000CN1274988A Isolating high-frequency tuned amplifier
11/28/2000CA2009603C Quieting receiver during power interruption
11/22/2000EP1054510A2 High frequency tuned amplifier used as a buffer circuit
11/22/2000EP1053594A1 Tunable receiver
11/21/2000US6151489 Process for providing a control, signal for controlling a radio receiver after a change in position
11/21/2000US6150890 Dual band transmitter for a cellular phone comprising a PLL
11/16/2000DE19919368A1 Programmable HF block for mobile radio device
11/09/2000WO2000067376A1 Method and apparatus for fully integrating a voltage controlled oscillator on an integrated circuit
11/07/2000US6144843 Receiver having a commanded-tuning loop and a self-tuning loop
11/02/2000WO2000065826A2 Broadcast receiver
11/02/2000EP1049277A2 Receiver for receiving a broadcasting signal comprising supplementary information, the receiver comprising a display means for displaying the supplementary information
11/02/2000EP1049255A2 Television receiver tuning circuit
11/02/2000EP1048107A2 Tuning with diode detector
11/01/2000CN1272007A Receiver used in receiving broadcast signal
10/2000
10/31/2000US6140851 PLL synthesizer having a voltage controlled oscillator with tuning offset and output tuning controlled
10/25/2000EP1047265A2 Television signal receiving tuner with frequency-modulation broadcast-band attenuation circuit
10/25/2000EP1047192A1 CATV tuner
10/25/2000EP1046229A1 Frequency synthesizer
10/25/2000CN1271234A Tuning assembly for receiving TV signals
10/24/2000US6137808 Receiver for receiving text-based multiplex broadcasts
10/24/2000US6137546 Auto program feature for a television receiver
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