Patents for H03J 3 - Continuous tuning (1,764)
11/2008
11/20/2008US20080284919 Fully integrated tuner architecture
11/13/2008US20080278249 Lc-type vco
11/12/2008CN100433544C Programmable if frequency filter for enabling a compromise between DC offset rejection and phase frequency interference rejection
11/06/2008US20080272851 LC voltage controlled oscillator with tunable capacitance unit
11/05/2008EP1988631A1 Method and circuit of the electronic horn driving signal frequency adjusted by capacitance
11/05/2008EP1987588A1 Integrated, tunable oscillating circuit
10/2008
10/30/2008US20080266034 Low-noise fine-frequency tuning
10/15/2008CN101288230A Linear variable voltage diode capacitor and adaptive matching networks
10/14/2008US7437130 Smart tuning AM transmitter
10/14/2008US7436276 Tuning circuit preventing a deterioration of Q value
10/01/2008EP1500193B1 Tuner input filter with electronically adjustable response for adapting to antenna characteristic
10/01/2008CN101278480A Multiple frequency source system and method of operation
09/2008
09/25/2008WO2008113620A1 Method for the reconstruction of a fault-reduced periodic voltage signal
09/25/2008US20080231355 Tuner and Demodulating Unit Thereof
09/23/2008US7427907 Boosted-bias tunable filter with dynamic calibration
09/17/2008CN100419453C Software compensating crystal oscillator
09/12/2008WO2008107807A1 Radio frequency filter
09/10/2008CN101263653A Analog varactor
09/09/2008US7423699 Fully integrated tuner architecture
08/2008
08/26/2008US7418247 Radio-frequency receiver
08/26/2008US7417303 System and method for ESD protection
08/21/2008US20080197947 Method to Increase the Tuneability of Varactors
08/20/2008CN101247113A Radio frequency application circuit
08/19/2008US7413673 Method for adjusting voltage on a powered Faraday shield
08/14/2008DE102007004814A1 Güteanpassung eines Empfangsschaltkreises Quality adaptation of a receiving circuit
08/12/2008US7411469 Circuit arrangement
08/07/2008US20080186115 Method for adjusing tuning circuit and receiver circuit
08/07/2008US20080186114 Tuning Control Arrangement
08/06/2008EP1952445A1 Varactor element and low distortion varactor circuit arrangement
08/06/2008CN101238658A System and method for mitigating phase pulling in a mulitple frequency source system
08/06/2008CN100409569C Tuning apparatus
07/2008
07/31/2008US20080180578 Digital IF modulator
07/24/2008DE102007063042A1 Oszillator mit Darlington-Knoten Oscillator with Darlington node
07/22/2008US7403140 Receiver, digital-analog converter and tuning circuit
07/16/2008EP1943659A1 Oscillating circuit with tunable filter for minimizing phase noise
07/15/2008US7400488 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters
07/10/2008WO2008081629A1 Variable capacitance circuit
06/2008
06/25/2008CN100397793C Radio-frequency receiver and integrated circuit for use in receiver
06/19/2008WO2008071668A1 Method and device for optimising the adjustment time of an adjustable filter
06/18/2008EP1933468A1 Wireless communications device providing temperature-compensated clock correction features and related methods
06/17/2008US7388622 Television tuner which can obtain sufficient receiving sensitivity even when receiving FM broadcasting signal
06/11/2008EP1931028A1 Variable tuning circuit using variable capacitance diode and television tuner
06/11/2008CN101199117A Methods and apparatuses for tuning filters
06/11/2008CN101197976A Variable tuning circuit using variable capacitance diode and television tuner
06/11/2008CN100394697C Receiver including linearity compensation in the receive band
06/05/2008WO2008065003A1 Electronic device for radio frequency identification and method for adjusting the resonance frequency of said electronic device
06/05/2008US20080129428 Variable tuning circuit using variable capacitance diode and television tuner
06/04/2008CN101194423A Tunable circuit device and method for providing the same
05/2008
05/28/2008EP1925077A1 Analog varactor
05/21/2008CN100389604C Electronic regulating system of TV signal tuner
05/20/2008US7376409 Bandpass filter with integrated variable gain function using improved resistor array
05/15/2008US20080111652 Compact switchable filter for software-defined radio
05/13/2008US7373132 High frequency signal receiver
05/01/2008US20080101525 HIGH PRECISION CONTINUOUS TIME gmC BPF TUNING
04/2008
04/29/2008US7366486 System and method for coarse/fine PLL adjustment
04/29/2008US7365804 Television tuner for balance-inputting signal to balanced mixer
04/22/2008US7363015 Wide-frequency-range television tuner
04/16/2008EP1911185A2 System and method for mitigating phase pulling in a multiple frequency source system
04/16/2008EP1911159A1 Multiple frequency source system and method of operation
04/16/2008CN101162899A Vehicular multifunction control system
04/16/2008CN100382588C Tuning method of tuner, and receiver using the tuner
04/15/2008US7359693 Enclosure and substrate structure for a tuner module
04/15/2008US7359691 High frequency interference-cut filter circuit
04/15/2008US7358825 Variable capacitance circuit arrangement
04/15/2008US7358824 Variable capacitance circuit arrangement
04/08/2008US7355490 Receiver having no tracking error
04/02/2008CN100379271C High frequency signal receiver
04/02/2008CN100379157C High frequency receiving device, integrated circuit used for same, and TV receiver using them
04/02/2008CN100379149C High frequency apparatus
04/02/2008CN100379146C Tuner containing selective wave filter
04/01/2008US7352412 Miniaturized television tuner and television receiver including the same
04/01/2008US7352411 Digital IF demodulator
04/01/2008US7352249 Phase-locked loop bandwidth calibration circuit and method thereof
03/2008
03/26/2008EP1902521A1 Tuning control arrangement
03/19/2008CN100376087C PLL circuit and TV receiver using it, and improvement in beat of TV receiver
03/18/2008US7346322 Receiver including linearity compensation in the receive band
03/18/2008US7345554 Integrable phase-locked loop including an acoustic resonator
03/05/2008CN100373786C Receiver
02/2008
02/28/2008WO2006092773A3 Methods and apparatuses for tuning filters
02/28/2008DE102006039231A1 Circuit arrangement for amplifying tuning characteristics of varactor diodes, has one varactor diode inversely connected with another varactor diode, where former varactor diode is connected with voltage
02/20/2008EP1889360A1 A tunable circuit arrangement and a method for providing such an arrangement
02/19/2008US7332970 Integrated amplifier, electronic communication unit with integrated amplifier and method for operating the electronic communication unit with an integrated amplifier
02/14/2008US20080039116 Method and Apparatus for Compensating an Oscillator in a Location-Enabled Wireless Device
02/14/2008US20080036037 System and method for ESD protection
02/12/2008US7330708 Tuning circuit with amplitude attenuation function and integrated circuit for radio communication apparatus
02/07/2008US20080030625 3 Band Tv-Rf Input Circuit
01/2008
01/30/2008EP1883165A2 Receiving system and method for transmitting information for an otological device
01/23/2008CN100364229C Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic
01/15/2008US7319731 High precision continuous time gmC BPF tuning
01/15/2008US7319685 Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas
01/15/2008US7319497 Printed circuit board configurable television tuner
01/15/2008CA2461584C Method for supporting ethernet mac circuits
01/09/2008EP1876708A1 Integrated tuner circuit with antenna control
01/03/2008WO2008002305A1 Resonant circuit tuning system with dynamic impedance matching
01/03/2008WO2008002303A1 Resonant circuit tuning system using magnetic field coupled reactive elements
01/03/2008WO2008000100A1 Thermally stable resonant circuit for inductive sensors
01/03/2008CA2655619A1 Resonant circuit tuning system with dynamic impedance matching
01/03/2008CA2655562A1 Resonant circuit tuning system using magnetic field coupled reactive elements
12/2007
12/06/2007US20070279159 Techniques to reduce circuit non-linear distortion
11/2007
11/22/2007WO2007131576A1 Integrated, tunable oscillating circuit
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