| Patents for H01P 7 - Resonators of the waveguide type (6,314) |
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| 12/01/2004 | CN1178331C Dielectric resonator, dielectric filter, dielectric duplexer, and communication device |
| 12/01/2004 | CN1178330C Medium electric filter, compound medium electric filter, one-two-way duplexer and communication device |
| 11/30/2004 | US6825818 Tunable matching circuit |
| 11/30/2004 | US6825740 TEM dual-mode rectangular dielectric waveguide bandpass filter |
| 11/30/2004 | US6825734 Oscillator module incorporating spiral looped-stub resonator |
| 11/25/2004 | WO2004102730A2 Mounting mechanism for high performance dielectric resonator circuits |
| 11/25/2004 | US20040235641 Microwave dielectric composition and method for producing the same |
| 11/25/2004 | US20040233022 Resonator and filter comprising the same |
| 11/25/2004 | CA2524720A1 Mounting mechanism for high performance dielectric resonator circuits |
| 11/24/2004 | EP1478598A1 Passive electromagnetic resonator for water treatment |
| 11/24/2004 | EP1438764A4 Tuning a cavity filterbased on positional data for tuning members |
| 11/24/2004 | CN1549389A Oscillator with multi-layer non-radiation dielectric guide structure |
| 11/23/2004 | US6822540 Tuning a cavity filter based on positional data for tuning members |
| 11/23/2004 | US6822539 Dielectric resonance device with stabilized electric performance |
| 11/18/2004 | WO2004100305A1 High-frequency filter |
| 11/18/2004 | US20040229745 Dielectric porcelain composition and dielectric resonator using the composition |
| 11/18/2004 | DE102004019026A1 Dielektrische keramische Zusammensetzung für Hochfrequenzanwendungen, dielektrischer Resonator, dielektrisches Filter, dielektrischer Duplexer und Kommunikationssystem A dielectric ceramic composition for high-frequency applications, dielectric resonator, dielectric filter, dielectric duplexer, and communication system |
| 11/16/2004 | US6819194 Tunable voltage-controlled temperature-compensated crystal oscillator |
| 11/11/2004 | US20040222868 Radio frequency diplexer |
| 11/10/2004 | EP1475857A1 Screw fixing device, high frequency equipment using the fixing device, and method of adjusting the characteristics of the high frequency equipment |
| 11/10/2004 | EP1474841A1 Micromechanical resonator |
| 11/10/2004 | CN1545747A Tunable ferroelectric resonator arrangement |
| 11/09/2004 | US6816714 Antenna interface unit |
| 11/04/2004 | WO2004095696A2 Temperature compensation for silicon mems resonator |
| 11/04/2004 | WO2004095624A1 High frequency circuit |
| 11/04/2004 | DE10320620B3 Hochfrequenzweiche High crossover |
| 11/04/2004 | CA2805322A1 Temperature compensation for silicon mems resonator |
| 11/04/2004 | CA2513976A1 Temperature compensation for silicon mems resonator |
| 11/03/2004 | CN1543009A 滤波器电路 The filter circuit |
| 11/03/2004 | CN1174517C Cavity filter |
| 11/03/2004 | CN1174516C Laminated dielectric resonator and laminated dielectric filter |
| 11/02/2004 | US6812813 Method for adjusting frequency of attenuation pole of dual-mode band pass filter |
| 11/02/2004 | CA2194077C Dual-mode cavity filter |
| 10/28/2004 | WO2004082067A3 Resonator that can be excited in he(21delta) mode |
| 10/28/2004 | US20040214712 mixed oxide of barium, magnesium, zirconium, tin, niobium, and tantalum; useful for dielectric resonator, a dielectric filter, a dielectric duplexer, and for a communication system |
| 10/28/2004 | US20040212464 Tunable resonant cavity |
| 10/28/2004 | US20040212463 Resonant cavity device converting transverse dimensional variations induced by temperature variations into longitudinal dimensional variations |
| 10/28/2004 | US20040212457 High temperature superconducting tunable filter |
| 10/27/2004 | EP1471595A1 Resonant cavity device converting a transversal dimensional variation, induced by a temperature variation, into a longitudinal dimensional variation |
| 10/25/2004 | CA2456689A1 Resonating cavity device with transversal dimensional variation conversion, induced by a temperature variation, in longitudinal dimensional variation |
| 10/21/2004 | US20040209581 Dual-mode bandpass filter, duplexer, and radio communication apparatus |
| 10/21/2004 | US20040207495 Tunable resonant cavity using conductive fluids |
| 10/21/2004 | US20040207493 Dual mode band-pass filter |
| 10/21/2004 | US20040207489 Temperature compensation for silicon MEMS resonator |
| 10/20/2004 | CN1538553A Dual-mode bandpass filter, duplexer and redio communication apparatus |
| 10/20/2004 | CN1172405C High-frequency transmission line, dielectric resonator, filter, duplexer, and communication device |
| 10/20/2004 | CN1172322C Superconductive element, manufacture thereof and dielectric resonator |
| 10/13/2004 | CN1537343A Tuning multiplexer |
| 10/07/2004 | WO2004086553A2 Resonator, resonator producing method, filter, duplexer, and communication device |
| 10/07/2004 | US20040196121 Band switchable filter |
| 10/07/2004 | US20040196120 Dielectric resonator device, communication filter, and communication unit for mobile communication base station |
| 10/07/2004 | US20040196114 Filter circuit |
| 10/06/2004 | EP1465286A1 Method and apparatus for measuring complex dielectric constant of dielectric |
| 10/06/2004 | EP1465284A1 Dielectric resonator device, communication filter, and communication unit for mobile communication base station |
| 10/06/2004 | CN1534827A Medium resonator device for mobile communication base station, communication filter and communication unit |
| 10/06/2004 | CN1534825A Method of lowering switch noise in power distribution system by external coupled resistance end connector |
| 10/06/2004 | CN1534303A Method and apparatus for measuring complex dielectric constant of dielectric |
| 10/06/2004 | CN1170453C Oscillator |
| 10/06/2004 | CN1170341C Dielectric resonator, dielectric filter, sharing device, and communication apparatus |
| 10/06/2004 | CN1170340C Resonator, resonator element, resonator device, filter, duplexer and communication apparatus |
| 10/06/2004 | CN1170339C Resonator filter, antenna sharer and communication device |
| 10/06/2004 | CN1170337C Medium electric filter, antenna sharing device and communicating device |
| 10/05/2004 | US6801107 Vacuum electron device with a photonic bandgap structure and method of use thereof |
| 10/05/2004 | US6801105 Resonator of radio-frequency filter |
| 09/29/2004 | CN1169256C Filter device, duplexer and communication device |
| 09/28/2004 | US6798320 Microstrip line having a line electrode with integral edge electrodes |
| 09/28/2004 | US6798319 High-frequency filter |
| 09/23/2004 | WO2004082067A2 Resonator that can be excited in he(21delta) mode |
| 09/23/2004 | WO2004082066A1 Method and device for compensating the temperature of circular resonators |
| 09/23/2004 | US20040183629 Electronic chip component |
| 09/23/2004 | US20040183622 Tunable ferroelectric resonator arrangement |
| 09/23/2004 | DE10311352A1 Dielectric resonator oscillator for excitation in HE 21 Delta mode, where the height of the resonator is around 2,5 times the diameter |
| 09/23/2004 | DE10310862A1 Temperature compensation method for cylinder resonator with dual-mode application e.g. for microwave filter, by elastic deformation of cylindrical resonator wall |
| 09/23/2004 | CA2517241A1 Method and device for compensating the temperature of circular resonators |
| 09/22/2004 | EP1460711A1 Electronic chip component |
| 09/22/2004 | EP1460645A2 Dielectric porcelain composition and dielectric resonator using the composition |
| 09/22/2004 | EP1459455A1 Filter technique for increasing antenna isolation in portable communication devices |
| 09/22/2004 | EP1459444A1 Coupler, integrated electronic component and electronic device |
| 09/22/2004 | EP1356710B1 Microwave-assisted chemical synthesis instrument with fixed tuning |
| 09/22/2004 | CN1531136A Dielectric resonating device, dielectric filter, composite dielectric filter and communication device |
| 09/22/2004 | CN1531135A Electronic chip element |
| 09/22/2004 | CN1530964A Dielectric porcelain composition and dielectric resonator therefrom |
| 09/22/2004 | CN1168174C Transmission, resonator, filter, duplexer and communication equipment |
| 09/21/2004 | US6794960 Voltage tunable laminated dielectric materials for microwave waveguide applications |
| 09/21/2004 | US6794955 Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response |
| 09/21/2004 | US6794324 Low temperature sinterable and low loss dielectric ceramic compositions and method thereof |
| 09/16/2004 | WO2004079857A1 Dielectric resonator device, dielectric filter, duplexer and high frequency communication device |
| 09/16/2004 | US20040178864 Dielectric resonator device, dielectric filter, composite dielectric filter, and communication apparatus |
| 09/15/2004 | EP1458051A1 Dielectric resonator device, dielectric filter, composite dielectric filter, and communication apparatus |
| 09/15/2004 | EP1458050A1 Oscillator, filter, duplexer and communication apparatus |
| 09/15/2004 | EP1425815A4 Resonator and filter comprising the same |
| 09/15/2004 | CN1529923A Resonator and filter comprising same |
| 09/15/2004 | CN1167084C High frequency dielectric ceramic composition, dielectric resonator, dielectric filter, dielectric duplexer and communication apparatus |
| 09/15/2004 | CN1166582C Microwave medium ceramics of low-loss |
| 09/14/2004 | US6791430 Resonator tuning assembly and method |
| 09/14/2004 | US6790800 Microwave dielectric ceramic composition having high quality factor |
| 09/09/2004 | US20040174235 Bandpass filter |
| 09/09/2004 | US20040174234 Resonator and high-frequency filter |
| 09/09/2004 | US20040174220 Tunable power amplifier matching circuit |
| 09/08/2004 | EP1455410A1 Bandpass filter |