| Patents for H01P 7 - Resonators of the waveguide type (6,314) |
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| 05/25/2004 | US6741148 High efficiency coupled line filters |
| 05/21/2004 | WO2004042915A1 Microwave oscillator |
| 05/20/2004 | US20040095211 Tunable ferro-electric filter |
| 05/19/2004 | EP1301961B1 Dielectric loaded cavity for high frequency filters |
| 05/19/2004 | DE10251036A1 Microwave oscillator as in distance radar for motor vehicles, has hollow conductor with oscillation exciter and heat sink in a conductive plate in the conductor wall |
| 05/19/2004 | CN1498444A Screw fixing device |
| 05/19/2004 | CN1498443A Filter circuit apparatus and manufacturing method thereof |
| 05/19/2004 | CN1498442A Resonator, filter, antenna shared device and communication device |
| 05/19/2004 | CN1498421A Substrate for high-frequency module and high-frequency module |
| 05/19/2004 | CN1497870A Low nose block frequency changer having multiple local oscillator |
| 05/19/2004 | CN1497767A Resonator, wave filter, communication device, manufacturing method of resonator and wave filter |
| 05/18/2004 | US6737943 Dielectric device with partially closed hole |
| 05/18/2004 | US6737930 Tunable planar capacitor |
| 05/18/2004 | US6737179 Electronically tunable dielectric composite thick films and methods of making same |
| 05/13/2004 | US20040090289 Method of detuning resonant frequencies of a power distribution system |
| 05/12/2004 | EP1418640A2 Dielectric resonator filter |
| 05/12/2004 | CN1149706C Resonators for high power high temp. superconducting devices |
| 05/12/2004 | CN1149703C Dielectric filter and producing method therefor package member obtained by packaging filter |
| 05/11/2004 | US6734126 Dielectric ceramic composition for microwave use |
| 05/06/2004 | US20040085164 Filter circuit apparatus and manufacturing method thereof |
| 05/06/2004 | EP1222711B1 High frequency apparatus |
| 05/04/2004 | US6731960 Enhanced sensitivity and selectability of radio frequencies; prevention of failures during power outages |
| 04/29/2004 | WO2004015452A3 Photonic crystals and devices having tunability and switchability |
| 04/29/2004 | US20040080379 Dielectric resonator, dielectric filter, dielectric duplexer, and communication apparatus incorporating the same |
| 04/29/2004 | DE19915074B4 Dielektrischer Resonator und dielektrisches Filter mit einem solchen Resonator A dielectric resonator and dielectric filter with such a resonator |
| 04/28/2004 | EP1414103A1 Dielectric mono-block triple-mode microwave delay filter |
| 04/28/2004 | CN1492535A Medium single block double mold microwave delay filter |
| 04/28/2004 | CN1147965C Medium filter, emitting/receiving duplexer and communication device |
| 04/28/2004 | CN1147963C Forming method of input and output electrodes of medium resonator |
| 04/28/2004 | CN1147962C Band elimination medium filter, medium duplexer and communication device using the same |
| 04/28/2004 | CN1147960C Medium filter, duplexer, and communication device |
| 04/27/2004 | US6727787 Method and device for achieving a high-Q microwave resonant cavity |
| 04/27/2004 | US6727786 Band switchable filter |
| 04/27/2004 | US6727785 High efficiency single port resonant line |
| 04/27/2004 | US6727784 Dielectric device |
| 04/27/2004 | US6727783 Method of producing band-pass filter and band-pass filter |
| 04/27/2004 | US6727702 Tunable superconducting resonator and methods of tuning thereof |
| 04/22/2004 | WO2004034506A1 Adjustment device for dielectric resonators with fixed chamber parts |
| 04/22/2004 | WO2004034504A1 Tunable electromagnetic band-gap composite media |
| 04/22/2004 | WO2004034503A2 Tunable filter with cross-coupled dielectric resonators |
| 04/21/2004 | EP1411582A1 Canonical general response bandpass microwave filter |
| 04/21/2004 | EP1410462A1 Coupling of dielectric resonators to microstrip line |
| 04/21/2004 | EP1410460A1 Elliptical resonators and radio frequency filter formed therefrom |
| 04/21/2004 | EP1252120B1 Dielectric ceramic composition for microwave use |
| 04/21/2004 | EP1008234B1 High temperature superconducting structures and methods for high q, reduced intermodulation structures |
| 04/21/2004 | CN1491459A Non-radiative dielectric waveguide cavity oscillator |
| 04/15/2004 | US20040072550 Low noise block down converter with a plurality of local oscillators |
| 04/15/2004 | DE10246420A1 Mechanical trimming device for tuning frequency of dielectric resonator for sensor or filter in motor vehicle, has deformable plate attached to lid and having deformation region |
| 04/14/2004 | EP1408579A1 Low noise block down converter with a plurality of local oscillators |
| 04/14/2004 | EP1408577A1 Band-pass filter |
| 04/14/2004 | EP1336219A4 A dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response |
| 04/14/2004 | CN1146074C Dielectric resonant apparatus |
| 04/14/2004 | CN1146073C MUltiple-mode dielectric resonator and method of adjusting characteristic of resonator |
| 04/14/2004 | CN1146071C 高频低损失电极 High frequency low loss electrode |
| 04/14/2004 | CN1146070C 高频低损失电极 High frequency low loss electrode |
| 04/13/2004 | US6720848 Dual mode band-pass filter having coupled modes |
| 04/07/2004 | EP1406343A1 Resonator, filter, communication apparatus, resonator manufacturing method and filter manufacturing method |
| 04/07/2004 | CN1145259C Laminated resonator and laminated band-pass filter using the same resonator |
| 04/07/2004 | CN1145238C Coaxial cavity resonator |
| 04/06/2004 | US6717492 Planar dielectric integrated circuit with line conversion conductor patterns |
| 04/06/2004 | US6717491 Hairpin microstrip line electrically tunable filters |
| 04/06/2004 | US6717490 Dielectrical microwave filter |
| 04/01/2004 | WO2004027917A2 Dielectric resonator adn tunable microwave filter using the same |
| 03/31/2004 | CN1486520A 高频电路元件及高频电路模块 Frequency circuit element and a high frequency circuit module |
| 03/31/2004 | CN1144316C Dielectric filter, T-R duplexer and communication machine |
| 03/30/2004 | US6713739 At least three slotted openings that provide communication between waveguide and static cavity and optimize coupling between microwave source and material being heated |
| 03/25/2004 | US20040056738 Resonator and filter |
| 03/25/2004 | US20040056737 Canonical general response bandpass microwave filter |
| 03/25/2004 | US20040056736 High frequency circuit element and high frequency circuit module |
| 03/25/2004 | US20040056730 Tunable voltage controlled oscillator |
| 03/24/2004 | CN1143328C Distributed tunable induction element for differential circuit and forming method |
| 03/23/2004 | US6711394 RF receiver having cascaded filters and an intermediate amplifier stage |
| 03/23/2004 | US6710684 Coaxial resonator structure and filter |
| 03/18/2004 | US20040051603 Cross-coupled dielectric resonator circuit |
| 03/18/2004 | US20040051602 Dielectric resonators and circuits made therefrom |
| 03/18/2004 | DE19962764B4 Verfahren zum Abstimmen eines Filters mit mehreren gekoppelten Resonatoren A method for tuning a filter with a plurality of coupled resonators |
| 03/18/2004 | DE10339471A1 Dielektrische Hochfrequenzkeramikzusammensetzung, dielektrischer Resonator, dielektrisches Filter, dielektrischer Duplexer und Kommunikationsvorrichtung High frequency dielectric ceramic composition, dielectric resonator, dielectric filter, dielectric duplexer, and communication device |
| 03/11/2004 | WO2003079482A3 Tunable superconductor resonator or filter |
| 03/11/2004 | US20040046234 High-frequency oscillator for an integrated semiconductor circuit and the use thereof |
| 03/10/2004 | EP1396904A2 Dual mode band pass filter |
| 03/10/2004 | EP1074060A4 Coplanar oscillator circuit structures |
| 03/10/2004 | CN1141752C Dielectric filter, dielectrie duplexer, and communication device |
| 03/09/2004 | US6703912 Dielectric resonator devices, dielectric filters and dielectric duplexers |
| 03/09/2004 | US6703336 Dielectric ceramic composition |
| 03/04/2004 | WO2004018383A1 Dielectric ceramic composition for low temperature firing |
| 03/04/2004 | WO2002019468A9 Folded cavity-backed slot antenna |
| 03/04/2004 | US20040041668 High-frequency circuit device and transmitter/receiver |
| 03/04/2004 | US20040041662 High frequency dielectric ceramic composition, dielectric resonator, dielectric filter, dielectric duplexer, and communication device |
| 03/03/2004 | EP1393403A2 Tunable phase shifter and applications for same |
| 03/03/2004 | CN1479406A Plane medium transmission line and integrated circuit using the transmission line |
| 03/02/2004 | US6700461 Dielectric resonator filter |
| 03/02/2004 | US6700459 Resonator; microwave filters designed for narrow band applications |
| 02/26/2004 | US20040036557 Dielectric filter |
| 02/26/2004 | US20040036543 Resonator, filter, oscillator, duplexer, and communication apparatus |
| 02/26/2004 | US20040036542 High-frequency circuit device using slot line and communication apparatus having high frequency circuit device |
| 02/25/2004 | EP1391963A1 Dielectric tube loaded metal cavity resonators and filters |
| 02/24/2004 | CA2292148C Resonator, filter and duplexer having spirally arranged conductive lines |
| 02/19/2004 | WO2004015452A2 Photonic crystals and devices having tunability and switchability |
| 02/19/2004 | US20040031999 Micromechanical resonator |
| 02/18/2004 | CN1139148C Antenna device and radar module |