Patents for H03J 3 - Continuous tuning (1,764) |
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04/26/2012 | US20120098592 Filter auto-calibration using multi-clock generator |
04/25/2012 | CN1677907B Method for calibrating a transmitter and a receiver path of a communication device and test system therefor |
04/19/2012 | DE112009001584T5 Antennenvorrichtung The antenna device |
04/18/2012 | CN202197260U Adjustable signal generating device |
04/05/2012 | US20120081188 Wideband temperature compensated resonator and wideband vco |
04/03/2012 | US8150351 Receiver with tuner front end using tracking filters and calibration |
03/21/2012 | CN101627536B 射频滤波器 RF filters |
03/21/2012 | CN101473536B Resonant circuit tuning system using magnetic field coupling reactance element |
03/08/2012 | DE102011003488A1 Unterabtastungsbasierter Empfänger unter Verwendung eines frequenzselektiven Rauschunterdrückers Subsampling-based receiver using a frequency-selective noise suppressor |
03/07/2012 | EP2425532A1 Temperature compensation in a telecommunications device |
02/22/2012 | CN101263653B 模拟变容二极管 Analog varactor |
02/07/2012 | US8111150 Physiological data acquisition and management system for use with an implanted wireless sensor |
02/07/2012 | US8111095 Temperature compensation for internal inductor resistance |
01/25/2012 | EP1384314B1 Frequency conversion by undersampling |
01/18/2012 | CN102326331A Tuning circuit |
12/20/2011 | US8081049 Band-pass filter device, method of manufacturing same, television tuner, and television receiver |
12/08/2011 | US20110300808 Method and Apparatus for Detecting RF Field Strength |
11/30/2011 | EP2391006A1 Signal receiving apparatus and method |
11/23/2011 | EP1911185B1 System and method for mitigating phase pulling in a multiple frequency source system |
11/23/2011 | CN1726640B Tunable tracking filter |
11/16/2011 | EP2386140A1 Tuning circuit |
10/25/2011 | US8045066 Fully integrated tuner architecture |
10/20/2011 | WO2011129951A1 Varactor circuit and voltage-controlled oscillation |
10/11/2011 | US8035162 System and method for ESD protection |
10/06/2011 | US20110241808 Tuner Module |
09/22/2011 | WO2011113749A1 Adjustable capacitative element |
09/20/2011 | US8022789 Tuning control arrangement |
09/20/2011 | CA2523123C Automatic frequency control processing in multi-channel receivers |
09/14/2011 | CN102185588A Configurable radio front end |
09/07/2011 | EP2135352B1 Method for the reconstruction of a fault-reduced periodic voltage signal |
08/17/2011 | CN201937557U 一种模数一体调谐器 A molded number one tuner |
08/10/2011 | EP2355349A1 Wideband analog bandpass filter |
08/10/2011 | EP2355340A1 Wideband analog lowpass filter |
08/10/2011 | EP2097977B1 Method and device for optimising the adjustment time of an adjustable filter |
07/19/2011 | US7983638 Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
07/14/2011 | WO2011082485A1 Signal tuning with variable intermediate frequency for image rejection and methods |
07/14/2011 | WO2011046643A3 Programmable varactor and methods of operation thereof |
07/07/2011 | US20110163830 Flow line electric impedance generation |
07/05/2011 | US7974376 High precision continuous time gmC BPF tuning |
06/22/2011 | CN1518220B Band-pass filter of changable and tunable with optimum frequency response |
05/25/2011 | CN102077417A Antenna device |
05/12/2011 | WO2011054403A1 Impedance circuit and method for signal transformation |
05/04/2011 | CN201821328U Circuit of frequency modulation and amplitude modulation tuner for low intermediate frequency vehicle |
05/04/2011 | CN1665127B Variable capacitor circuit and integrated circuit containing the same |
05/04/2011 | CN1551501B Calibration unit of calibrating resistance/capacitor filter circuit, filter device and method |
04/26/2011 | US7932957 Receiver apparatus and receiver system |
04/21/2011 | WO2011046643A2 Programmable varactor and methods of operation thereof |
04/20/2011 | CN102025346A Tuner and pre-circuit thereof |
04/20/2011 | CN101371437B Method and circuit for regulating electronic horn driving signal frequency by capacitor |
03/23/2011 | CN101278480B Multiple frequency source system and method of operation |
03/17/2011 | US20110067083 Fully Integrated Tuner Architecture |
03/03/2011 | US20110050372 Integrated Channel Filter Using Multiple Resonant Filters and Method of Operation |
03/02/2011 | EP2290745A1 Antenna system comprising an electrically small antenna for reception of UHF band channel signals |
03/02/2011 | EP2033310B1 Thermally stable resonant circuit for inductive sensors |
02/16/2011 | EP2033312B1 Resonant circuit tuning system with dynamic impedance matching |
02/08/2011 | US7884886 Integrated channel filter and method of operation |
02/03/2011 | WO2011012474A1 Fine grain tuning |
02/01/2011 | US7881676 Radio-frequency communication control system, radio-frequency communication control method and computer-readable storage medium |
01/25/2011 | US7876190 Double-tuned circuit |
01/13/2011 | DE102010029284A1 MEMS-Bauelement MEMS device |
01/12/2011 | CN1734949B Acceptor circuit and control method |
01/06/2011 | WO2011001168A1 Improvements in the fine tuning of electronic oscillators |
12/22/2010 | CN101199117B Methods and apparatuses for tuning filters |
12/16/2010 | DE10116880B4 Verfahren zum Optimieren des Frequenzaufbereitungszuges eines Hochfrequenz-Überlagerungsempfänger A method for optimizing the frequency processing train of high-frequency heterodyne receiver |
12/15/2010 | CN101472112B Double-tuning circuit of television tuner |
12/14/2010 | US7852177 Double-tuning circuit of television tuner |
12/09/2010 | WO2010115723A3 Tank tuning for band pass filter used in radio communications |
12/09/2010 | DE19910415B4 Verfahren und Vorrichtung zum Abstimmen eines ersten Oszillators mit einem zweiten Oszillator Method and apparatus for tuning a first oscillator with a second oscillator |
12/08/2010 | CN1656679B Methods and apparatus for tuning successive approximation |
12/02/2010 | US20100304789 Method for scanning frequencies, tuner, dvb-h receiver comprising the tuner, and mobile phone comprising the dvb-h receiver |
11/16/2010 | US7835434 Adaptive radio frequency (RF) filter |
11/16/2010 | US7834937 Digital IF demodulator |
11/10/2010 | EP1436922B1 Method for supporting ethernet mac circuits |
11/04/2010 | WO2010125388A1 Temperature compensation in a telecommunications device |
10/26/2010 | US7821581 Fully integrated tuner architecture |
10/26/2010 | US7821362 Boosted-bias tunable filter with dynamic calibration |
10/14/2010 | WO2010115723A2 Tank tuning for band pass filter used in radio communications |
09/30/2010 | US20100245012 Integrated Spiral Inductor |
09/23/2010 | US20100237884 Integrated switchless programmable attenuator and low noise amplifier |
09/21/2010 | US7801260 Peak detection accuracy |
09/16/2010 | DE4307014B4 Vorrichtung und Verfahren zum Empfang von Rundfunksignalen Apparatus and method for receiving broadcast signals |
09/05/2010 | CA2695826A1 Vehicle concealed antenna |
09/01/2010 | EP1573662B1 Transponder for contactlessly transmitting data |
09/01/2010 | CN101197976B Variable tuning circuit using variable capacitance diode and television tuner |
08/26/2010 | WO2010094784A1 Tuning circuit |
08/26/2010 | DE19807255B4 Steuerbarer LC-Oszillator Controllable LC oscillator |
08/24/2010 | US7782160 Central frequency adjustment device and adjustable inductor layout using trimmable wire |
08/17/2010 | US7777369 Apparatus, system and methods for enabling linearity improvement in voltage controlled variable capacitors |
08/11/2010 | EP1474867B1 Television tuner and printed circuit board used therein |
07/08/2010 | US20100172060 System and Method for ESD Protection |
06/24/2010 | US20100156575 Receiver with tuner front end using tracking filters and calibration |
06/24/2010 | US20100156574 Information processing apparatus and method of manufacturing the same |
06/09/2010 | CN1957534B 3 band TV-RF input circuit |
06/09/2010 | CN1754313B Tuning device and radio-wave corrected timepiece |
06/03/2010 | WO2010062621A1 Digitally controlled oscillator with improved digital frequency calibration |
06/03/2010 | US20100134219 Tuner circuit with loop through function |
06/01/2010 | US7729676 Integrated switchless programmable attenuator and low noise amplifier |
05/26/2010 | CN1937405B Radio frequency tuner |
05/26/2010 | CN1717838B Resonator filter |
05/26/2010 | CN101247113B Radio frequency application circuit |