| Patents for H03J 3 - Continuous tuning (1,764) |
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| 05/27/2004 | US20040100330 Radio frequency feedback amplifier circuits |
| 05/21/2004 | WO2004042945A1 Receiver of double conversion system |
| 05/19/2004 | CN1497961A Electronic regulating system of TV. signal tuner |
| 05/19/2004 | CN1497778A Amplitude-modulation antenna of noise reduced |
| 05/19/2004 | CN1150669C Voltage controlled oscillation circuit |
| 05/06/2004 | WO2004038848A2 Mems capacitor for tuning of microstrip filters |
| 05/04/2004 | US6731348 Television tuner having simple layout and capable of receiving FM broadcast signals without interference |
| 04/22/2004 | US20040075967 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters |
| 04/21/2004 | EP1411636A1 Electronic alignment system for a television signal tuner |
| 04/15/2004 | DE10047343B4 Resonatoranordnung Resonator |
| 04/13/2004 | US6720838 Apparatus and method for continuous variable reactive impedance control |
| 04/06/2004 | US6717457 Semiconductor device with temperature compensation circuit |
| 04/01/2004 | WO2003103170A3 Bandwidth adaptation rule for adaptive noise filter for inverse filtering with improved disturbance rejection bandwidth and speed |
| 04/01/2004 | US20040063415 Integrated tunable filter for broadband tuner |
| 04/01/2004 | US20040063410 Electronic alignment system for a televison signal tuner |
| 04/01/2004 | US20040061659 AM antenna noise reducing |
| 03/31/2004 | EP1403963A2 AM Antenna Noise Reduction |
| 03/31/2004 | EP1402635A1 Adaptive radio frequency (rf) filter |
| 03/31/2004 | EP1402629A2 Apparatus and method for tuning an inter-stage matching network of an integrated multistage amplifier |
| 03/24/2004 | CN1143444C Television tuning assembly |
| 03/18/2004 | US20040053585 Receiver with agc controlled resonance amplifier |
| 03/04/2004 | US20040041671 Reciever comprising a digitally controlled capacitor bank |
| 03/04/2004 | US20040041669 Tuning circuit |
| 03/04/2004 | US20040041598 Frequency conversion apparatus |
| 02/26/2004 | DE10257147A1 Power supply apparatus for plasma generating device, has power conversion circuit with amplifier circuit including switching units and load impedance conversion circuit to alter load impedance to delayed load |
| 02/24/2004 | US6696898 Differential crystal oscillator |
| 02/19/2004 | US20040033794 Resonator configuration |
| 02/19/2004 | US20040032212 Power supply apparatus for generating plasma |
| 01/29/2004 | US20040017273 Tuning circuit |
| 01/28/2004 | EP1384314A2 Frequency conversion by undersampling |
| 01/28/2004 | CN1471757A 集成调谐器电路 Integrated tuner circuit |
| 01/22/2004 | US20040012451 Tunable negative resistance device |
| 01/21/2004 | EP1383238A1 Tunable negative resistance device |
| 01/21/2004 | EP1383234A1 Varactor with extended tuning range |
| 01/20/2004 | US6681102 Adjustable filter |
| 01/15/2004 | WO2002089319A3 Apparatus and method for tuning an inter-stage matching network of an integrated multistage amplifier |
| 01/15/2004 | DE10230011A1 Schaltung zur kapazitiven Änderung eines optoelektronischen Sperrschichtelementes mittels optischer Strahlung Circuit for capacitive change an optoelectronic barrier means using optical radiation |
| 01/14/2004 | EP1380108A2 Methods and apparatus for tuning pre-selection filters in radio receivers |
| 01/07/2004 | CN1466814A Resonator configuration |
| 01/07/2004 | CN1466813A Device with material having acoustic effect |
| 01/02/2004 | EP1376853A1 Apparatus and method for tuning a filter |
| 12/31/2003 | WO2004001991A1 Dual conversion tuner having a first if filter without accurate center frequency |
| 12/18/2003 | US20030231053 Tunable filter circuit including a phase locked loop |
| 12/18/2003 | US20030231039 Apparatus and method for continuous variable reactive impedance control |
| 12/11/2003 | WO2003103170A2 Bandwidth adaptation rule for adaptive noise filter for inverse filtering with improved disturbance rejection bandwidth and speed |
| 12/11/2003 | WO2003103143A1 Methods and apparatus for tuning using successive aproximation |
| 12/10/2003 | CN1130828C Two-waveband tuning unit |
| 12/04/2003 | US20030222729 Methods and apparatus for tuning successive approximation |
| 11/27/2003 | WO2002089312A3 Frequency conversion by undersampling |
| 11/27/2003 | US20030220088 Tuner |
| 11/13/2003 | WO2003094349A1 Method and devices for processing a radio signal with direct analog-to-digital conversion |
| 11/13/2003 | US20030211836 Direct tuning of embedded integrated circuit components |
| 11/11/2003 | CA2117255C Television tuning apparatus |
| 11/06/2003 | WO2003092161A1 Tuning apparatus |
| 11/06/2003 | WO2003092160A1 Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
| 11/06/2003 | WO2003092159A1 Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic |
| 10/30/2003 | US20030202125 Simplified TV tuner intermediate frequency circuit |
| 10/23/2003 | US20030197810 Digital IF demodulator with carrier recovery |
| 10/16/2003 | US20030194978 System and method for coarse/fine PLL adjustment |
| 10/08/2003 | EP1198878B1 Variable oscillator and filter circuit |
| 10/07/2003 | US6631265 Apparatus and methods for tuning bandpass filters |
| 10/01/2003 | EP1349268A2 Large gain range, high linearity, low noise MOS VGA |
| 10/01/2003 | EP0883951B1 Receiver with filter offset correction |
| 10/01/2003 | CN1123214C Video frequency signal replay circuit |
| 09/30/2003 | US6628181 Tuning circuit having a resonance circuit and a negative resistance circuit |
| 09/25/2003 | WO2002093732A3 Tuner circuit using polyphase filters and mixer |
| 09/18/2003 | US20030176204 Method and apparatus for compensating an oscillator in a location-enabled wireless device |
| 09/17/2003 | EP1345324A2 Tuner |
| 09/11/2003 | US20030171104 Receiver |
| 09/04/2003 | WO2003073629A1 Method and apparatus for compensating an oscillator in a location-enabled wireless device |
| 09/04/2003 | WO2002071604A3 Receiver with agc controlled resonance amplifier |
| 09/03/2003 | CN1440189A Image signal processor |
| 09/03/2003 | CN1439897A Software compensating crystal oscillator |
| 08/28/2003 | WO2003017371A3 Integrated semiconductor circuit with a varactor |
| 08/28/2003 | US20030162521 System and method for on-chip filter tuning |
| 08/21/2003 | US20030156661 Receiver and receiving method |
| 08/21/2003 | US20030156221 Video signal processing apparatus |
| 08/21/2003 | US20030155988 Apparatus and method for tuning a filter |
| 08/20/2003 | EP1337046A2 Receiver and receiving method |
| 08/20/2003 | EP1336859A2 Software-compensated crystal oscillator |
| 08/14/2003 | WO2003067775A1 A multi-band receiver |
| 08/14/2003 | WO2003067774A1 Semiconductor integrated circuit for radio apparatus and radio communication apparatus |
| 08/13/2003 | EP1177621B1 Mos variable gain amplifier |
| 08/07/2003 | WO2003065580A1 Television tuner and printed circuit board used therein |
| 07/15/2003 | US6594477 Electronic tuner |
| 07/15/2003 | US6593803 Active filter circuit |
| 07/09/2003 | EP1325558A1 Resonator configuration |
| 07/08/2003 | US6591091 System and method for coarse/fine PLL adjustment |
| 07/03/2003 | US20030124996 Tuner comprising a selective filter |
| 07/02/2003 | EP1323232A1 Element made of acoustic active material |
| 06/19/2003 | US20030112905 Global positioning system receiver capable of functioning in the presence of interference |
| 06/17/2003 | US6580900 Tuning arrangement |
| 06/17/2003 | US6580468 Television tuner with suppressed attenuation of level of video intermediate frequency with respect to rise in ambient temperature |
| 06/12/2003 | US20030107427 Temperature compensation for internal inductor resistance |
| 06/11/2003 | EP1016209B1 Communications apparatus |
| 06/04/2003 | CN1421995A Tuner containing selective wave filter |
| 05/28/2003 | EP1315295A1 Tuner comprising a selective filter |
| 05/28/2003 | CN1110136C Apparatus and method for tuning bandpass filters |
| 05/22/2003 | WO2003043212A1 Receiver and its tracking adjusting method |
| 05/22/2003 | WO2003043211A1 Receiver |