Patents for H03J 3 - Continuous tuning (1,764) |
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11/21/2007 | EP1856800A2 Methods and apparatuses for tuning filters |
11/20/2007 | US7299018 Receiver comprising a digitally controlled capacitor bank |
10/30/2007 | US7289780 Band switchable type tuning circuit of television signal |
10/30/2007 | US7289167 Television tuner including distribution connectors |
10/25/2007 | WO2007121407A1 Receiver with tuner front end using tracking filters and calibration |
10/23/2007 | US7286807 Receiver with a cascade of resonant amplifiers in the RF input stage |
10/23/2007 | US7286804 Receiver digital-analog converter and tuning circuit |
10/17/2007 | CN101056096A Oscillation controlling apparatus and program, and channel selecting apparatus |
10/17/2007 | CN101056095A Oscillation controlling apparatus and program, and channel selecting apparatus |
10/09/2007 | US7279994 Variable capacitance circuit having on/off switch for variable capacitance function, and voltage controlled oscillator using the variable capacitance circuit |
09/27/2007 | US20070222899 Television receiver |
09/26/2007 | CN101044674A Variable reactor device with reduced temperature dependence |
09/25/2007 | US7274274 Integrable acoustic resonator and method for integrating such resonator |
09/22/2007 | CA2581553A1 Auto-tuned rfid reader antenna |
09/20/2007 | US20070216560 Receiver, digital-analog converter and tuning circuit |
09/19/2007 | CN100338874C Resonator configuration |
09/11/2007 | US7269399 Receiver of double conversion system with antenna tuning with variable capacitance using digital-to-analog converter having temperature coefficient setting section |
09/11/2007 | US7268836 Television tuner device generating intermediate-frequency signal free from harmonic interference of reference signal |
08/28/2007 | US7263339 Tuner comprising a voltage converter |
08/28/2007 | US7263336 Device, system and method to provide different bias voltages and common tuning voltage |
08/23/2007 | WO2007093076A1 Method and circuit of the electronic horn driving signal frequency adjusted by capacitance |
08/02/2007 | WO2007061308A9 Varactor element and low distortion varactor circuit arrangement |
07/19/2007 | US20070164833 Varactor diode alternative circuit |
07/04/2007 | EP1803214A1 A varactor device with reduced temperature dependence |
07/03/2007 | US7239857 Method and apparatus for compensating an oscillator in a location-enabled wireless device |
07/03/2007 | US7239357 Digital IF demodulator with carrier recovery |
06/26/2007 | US7236212 System and method for providing a low power receiver design |
06/06/2007 | CN1320750C Television tuner and printed circuit board used therein |
05/31/2007 | WO2007061308A1 Varactor element and low distortion varactor circuit arrangement |
05/31/2007 | US20070123186 Radio-frequency receiver |
05/31/2007 | US20070120605 Integrated switchless programmable attenuator and low noise amplifier |
05/30/2007 | EP1791183A1 Varactor element and low distortion varactor circuit arrangement |
05/18/2007 | WO2007032452A9 Variable resonance circuit, filter, communication apparatus and method for regulating temperature characteristics of variable resonance circuit |
05/15/2007 | US7218181 Integrable amplitude-locked loop including an acoustic resonator |
05/10/2007 | US20070105504 Digital IF demodulator for video applications |
05/09/2007 | EP1783907A1 Low noise, high linearity TV tuner architecture with switched fixed-gain LNA |
05/09/2007 | CN1960217A Optical transferred synthetized accessing PDH device in multiple services |
05/08/2007 | US7215938 Radio-frequency receiver and integrated circuit for use in receiver |
05/02/2007 | CN1957534A 3 band TV-RF input circuit |
04/24/2007 | US7209188 Intermediate-frequency circuit having flat group delay characteristic |
04/24/2007 | US7209016 Variable capacitance circuit arrangement |
04/19/2007 | WO2007015211A3 System and method for mitigating phase pulling in a multiple frequency source system |
04/12/2007 | WO2007040703A1 System and method for autoranging in test apparatus |
04/05/2007 | WO2006133159A3 Linear variable voltage diode capacitor and adaptive matching networks |
04/05/2007 | US20070077908 Fully integrated tuner architecture |
04/03/2007 | US7199664 Integrated switchless programmable attenuator and low noise amplifier |
03/29/2007 | US20070070576 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters |
03/28/2007 | CN1937405A Radio frequency tuner |
03/27/2007 | CA2361369C Tuning arrangement |
03/22/2007 | WO2007033120A1 Analog varactor |
03/22/2007 | WO2007032452A1 Variable resonance circuit, filter, communication apparatus and method for regulating temperature characteristics of variable resonance circuit |
03/15/2007 | US20070057744 Circuit arrangement |
03/07/2007 | CA2558861A1 Impedance tuner systems and probes |
03/06/2007 | US7187247 Variable capacitance circuit arrangement |
03/06/2007 | US7187240 Integrated electronic circuit comprising a tunable resonator |
02/27/2007 | US7184733 High frequency receiving device, integrated circuit used for the same, and TV receiver using them |
02/20/2007 | US7180383 Arrangement with a capacitor which can be connected into a circuit and disconnected therefrom and associated method |
02/14/2007 | EP1751877A1 3 band tv-rf input circuit |
02/08/2007 | WO2007015211A2 System and method for mitigating phase pulling in a multiple frequency source system |
02/08/2007 | WO2007015209A1 Multiple frequency source system and method of operation |
02/08/2007 | US20070030103 Apparatus and method for enhancing q factor of inductor |
02/08/2007 | US20070030087 Network |
02/08/2007 | US20070030086 Network |
02/06/2007 | US7174147 Bandpass filter with tunable resonator |
01/30/2007 | US7171178 Tuning circuit having amplitude-varying function |
01/30/2007 | US7171176 Tuner system self adaptive to signal environment |
01/18/2007 | US20070013433 Temperature compensation for internal inductor resistance |
01/11/2007 | US20070007598 System and method for ESD protection |
01/09/2007 | US7161791 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters |
01/09/2007 | US7161416 Programmable filter |
01/02/2007 | US7158774 Method for tuning a filter |
01/02/2007 | US7158191 Video signal processing apparatus |
12/27/2006 | EP1444800B1 Digital audio broadcast devices |
12/27/2006 | CN1885714A 调谐电路 Tuned circuit |
12/26/2006 | US7155182 Varactor with extended tuning range |
12/21/2006 | DE102006021967A1 Frequency-fine tuning circuit for voltage-controlled oscillator, has varactors coupled with one another ate node, and center bias voltage unit to maintain node voltage at constant bias voltage level |
12/14/2006 | WO2006132570A1 A tunable circuit arrangement and a method for providing such an arrangement |
12/14/2006 | US20060281431 Radio frequency tuner |
12/13/2006 | EP1149391B1 Multi-track integrated spiral inductor |
12/13/2006 | CN1879304A Phase-locked loop bandwidth calibration circuit and method thereof |
12/12/2006 | US7149488 Direct tuning of radio receiver integrated circuit |
11/30/2006 | US20060267558 Electronic components comprising adjustable-capacitance micro-electro-mechanical capacitors |
11/29/2006 | CN1871767A Broadband integrated digitally tunable filters |
11/16/2006 | US20060259199 Method and a system for automatic management of demand for non-durables |
11/15/2006 | EP1301990B1 Receiver comprising a digitally controlled capacitor bank |
11/14/2006 | US7136114 Television receiver with dynamically adjustable filtering |
11/14/2006 | US7135940 Tunable filter and portable telephone |
11/07/2006 | US7132888 Large gain range, high linearity, low noise MOS VGA |
11/02/2006 | US20060246867 Single conversion tuner |
11/01/2006 | CN2834028Y Audio signal repeater |
10/31/2006 | US7129994 Television tuner having level of harmonics of oscillation signal suppressed low |
10/26/2006 | US20060238278 Digital broadcasting reception device |
10/25/2006 | EP1714386A1 Capacitor-diode alternative circuit |
10/24/2006 | US7126390 Frequency conversion apparatus |
10/18/2006 | EP1260021B1 Structural element with an integrated high-frequency circuit |
10/12/2006 | WO2006106279A1 Tuning control arrangement |
10/12/2006 | DE102005003904A1 Oszillatorschaltung Oscillator circuit |
10/10/2006 | US7120416 Semiconductor device and receiver |
10/10/2006 | US7120407 Receiver and its tracking adjusting method |
10/05/2006 | WO2006103583A2 Receiver having a tuning capacitance |