| Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116) |
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| 02/12/2004 | DE10234980A1 Resonator used as a thin film bulk acoustic wave resonator in mobile communication devices contains a piezoelectric layer and a puncture-resistant layer arranged between a lower electrode and an upper electrode |
| 02/11/2004 | EP1388938A2 Manufacturing film bulk acoustic resonator filters |
| 02/11/2004 | EP1388206A1 Filter arrangement for symmetrical and asymmetrical line systems |
| 02/11/2004 | CN1474625A Elastic surface wave filter, wave divider and communication machine |
| 02/11/2004 | CN1138342C Surface acoustic wave apparatus |
| 02/10/2004 | US6690246 Oscillator and production method therefor |
| 02/05/2004 | WO2004012332A1 Piezoelectric component and method for manufacturing the same |
| 02/05/2004 | WO2004012331A1 Piezoelectric component and method for manufacturing the same |
| 02/05/2004 | WO2004012330A1 Piezoelectric component and production method therefor |
| 02/05/2004 | WO2004011366A1 Micromachine and method of manufacturing the micromachine |
| 02/05/2004 | WO2003053851A3 Transition metal oxide nanowires |
| 02/05/2004 | US20040021530 Surface acoustic wave device |
| 02/05/2004 | US20040021529 Resonator with protective layer |
| 02/05/2004 | US20040021528 Transmission line type noise filter with reduced heat generation even when large DC current flows therein |
| 02/05/2004 | US20040021403 Piezoelectric on semiconductor-on-insulator microelectromechanical resonators and methods of fabrication |
| 02/05/2004 | US20040021402 Low acceleration sensitivity mounting structures for crystal resonators |
| 02/05/2004 | US20040021400 Resonator with seed layer |
| 02/05/2004 | US20040021191 Electrostatic discharge protection of thin-film resonators |
| 02/05/2004 | DE4447741B4 Acoustic surface wave filter |
| 02/05/2004 | DE10229153A1 Schaltungsanordnung für ein Mobiltelefon A circuit arrangement for a mobile telephone |
| 02/04/2004 | EP1387488A2 Surface acoustic wave element and its manufacturing method |
| 02/04/2004 | EP1386393A1 Arrangement with two piezoelectric layers, and method of operating a filter device |
| 02/04/2004 | EP1386347A2 Microelectromechanical system (mens) device |
| 02/04/2004 | CN1472884A Improved resonator with inoculation layer |
| 02/03/2004 | US6686807 Time base comprising an integrated micromechanical ring resonator |
| 02/03/2004 | US6686219 Method of fabricating piezoelectric vibrator |
| 02/03/2004 | US6685168 Surface acoustic wave component |
| 01/29/2004 | WO2004010577A1 Etching method and article etched molded by that method |
| 01/29/2004 | WO2003100876A3 Low acceleration sensitivity mounting structures for crystal resonators |
| 01/29/2004 | WO2003058809B1 Bulk acoustic wave resonator with two piezoelectric layers as balun in filters and duplexers |
| 01/29/2004 | US20040017271 Method of fabricating a semiconductor device and an apparatus embodying the method |
| 01/29/2004 | US20040017269 Piezoelectric filter, duplexer, composite piezoelectric resonator, communication device and method for adjusting frequency of piezoelectric filter |
| 01/29/2004 | US20040017004 Baking composites to form shaped ceramic substrates, then forming metallization layers and covering with dielectrics; supports for semiconductor or crystal resonators; electrical and electronic apparatus |
| 01/29/2004 | DE19838573B4 Oberflächenwellenfilter Surface acoustic wave filter |
| 01/29/2004 | DE10229055A1 IC auf Quarzsubstrat IC on quartz substrate |
| 01/28/2004 | EP1385265A2 Piezoelectric filter, duplexer, composite piezoelectric resonator, communication device and method for adjusting frequency of piezoelectric filter |
| 01/28/2004 | EP1384322A1 Carbon nanotube array rf filter |
| 01/28/2004 | CN1136654C Surface acoustic wave device |
| 01/28/2004 | CN1136653C Peizoelectric element |
| 01/27/2004 | US6683515 Surface-acoustic-wave filter providing outputs with different delay times and communications unit |
| 01/27/2004 | US6681463 Manufacturing method of piezoelectric components |
| 01/22/2004 | WO2004008635A1 Microelectromechanical apparatus and methods for surface acous tic wave switching |
| 01/22/2004 | WO2003070624A3 Method for the production of a cover, method for the production of a cased component |
| 01/22/2004 | US20040012465 Surface acoustic wave device and communication device |
| 01/22/2004 | US20040012464 Microelectromechanical apparatus and methods for surface acoustic wave switching |
| 01/22/2004 | US20040012463 Thin film bulk acoustic wave resonator |
| 01/22/2004 | US20040012461 High-frequency device and communication apparatus |
| 01/22/2004 | US20040012309 Method for manufacturing quartz crystal oscillators and quartz crystal oscillator produced therefrom |
| 01/22/2004 | US20040012306 Composite vibration device |
| 01/22/2004 | US20040012302 Surface acoustic wave device, method of manufacturing the device, and electronic component using the device and method |
| 01/22/2004 | DE10228328A1 Elektronisches Bauelement mit einem Mehrlagensubstrat und Herstellungsverfahren An electronic device with a multi-layer substrate and manufacturing method |
| 01/21/2004 | EP1383236A1 Reconfigurable multibandfilter |
| 01/21/2004 | EP1382091A2 Connection housing for an electronic component |
| 01/21/2004 | CN1469546A Surface wave apparatus |
| 01/21/2004 | CN1135697C Surface sound-wave filter |
| 01/21/2004 | CN1135696C Acoustic surface wave device |
| 01/21/2004 | CN1135695C Chip type piezoelectric filter |
| 01/21/2004 | CN1135693C Piezoelectric vibrator and piezoelectric resonator element |
| 01/21/2004 | CN1135692C Piezoelectric resonator filter and AM receiving circuit using the same resonator |
| 01/21/2004 | CN1135691C Piezoelectric device and piezoelectric resonator using the same |
| 01/21/2004 | CN1135686C High-frequency resonator and its mfg. method thereof |
| 01/20/2004 | US6680660 Method and apparatus for selecting at least one desired channel utilizing a bank of vibrating micromechanical apparatus |
| 01/20/2004 | US6680560 Heat resistant quartz-crystal unit |
| 01/20/2004 | US6680528 Electronic component and electronic equipment using the same |
| 01/20/2004 | CA2180172C Arrangement for matching and tuning a surface acoustic wave filter |
| 01/15/2004 | WO2004006432A2 Surface acoustic wave filter with optimised double symmetric mode |
| 01/15/2004 | WO2004006431A1 Saw filter device and method employing normal temperature bonding for producing desirable filter production and performance characteristics |
| 01/15/2004 | US20040010717 Apparatus and method for preventing digital media piracy |
| 01/15/2004 | US20040007940 Thin film acoustic wave device and the manufacturing method thereof |
| 01/15/2004 | US20040007711 Apparatus carrying electronic device |
| 01/14/2004 | EP1381258A1 High-frequency module |
| 01/14/2004 | EP1381156A1 SURFACE ACOUSTIC WAVE DEVICE AND ITS MANUFACTURE METHOD, AND ELECTRONIC PART USING IT |
| 01/14/2004 | CN1467912A Method for manufacturing piezoelectric component |
| 01/14/2004 | CN1134889C Surface acoustic wave device and substrate |
| 01/13/2004 | US6677835 Saw filter with an attenuation pole including a band-pass ladder type of saw filter having a saw resonator |
| 01/13/2004 | US6677696 Surface acoustic wave component on a monocrystal substrate which is also pyroelectric |
| 01/13/2004 | US6675450 Method of manufacturing and mounting electronic devices to limit the effects of parasitics |
| 01/08/2004 | WO2004004149A1 Circuit arrangement for a mobile telephone |
| 01/08/2004 | WO2004004119A1 Single crystal substrate and cutting method thereof |
| 01/08/2004 | WO2004004117A2 Low profile temperature-compensated low-stress crystal mount structure |
| 01/08/2004 | WO2004004020A2 Integrated circuit on a quartz substrate |
| 01/08/2004 | WO2003012874A3 Monolithic semiconductor-piezoelectric and electro-acoustic charge transport devices |
| 01/08/2004 | US20040004520 Temperature compensation mechanism for a micromechanical ring resonator |
| 01/07/2004 | CN1466813A Device with material having acoustic effect |
| 01/07/2004 | CN1466778A Electronic parts |
| 01/07/2004 | CN1134105C Surface acoustic wave device suitable for installing flip-chip |
| 01/06/2004 | US6674345 Surface acoustic wave filter and communication device using the filter |
| 01/06/2004 | US6674291 Method and apparatus for determining and/or improving high power reliability in thin film resonator devices, and a thin film resonator device resultant therefrom |
| 01/06/2004 | US6674215 Elastic wave device |
| 01/02/2004 | EP1376865A2 Surface acoustic wave filter, branching filter, and communications apparatus |
| 01/02/2004 | EP1376864A1 Piezoelectric vibration element and piezoelectric filter |
| 01/02/2004 | EP1375704A1 Diamond substrate having piezoelectric thin film, and method for manufacturing it |
| 01/01/2004 | US20040001913 Frequency uniformity of film bulk acoustic resonators |
| 01/01/2004 | US20040000969 Distributed constant type filter |
| 01/01/2004 | US20040000844 Low profile temperature-compensated low-stress crystal mount structure |
| 01/01/2004 | US20040000842 Surface acoustic wave device and communication apparatus incorporating the same |
| 01/01/2004 | US20040000840 Method for making potassium niobate thin film, surface acoustic wave element, frequency filter, frequency oscillator, electronic circuit and electronic apparatus |
| 01/01/2004 | US20040000839 Surface acoustic wave device and communication device |
| 01/01/2004 | US20040000710 Printed circuit board and fabrication method thereof |
| 12/31/2003 | WO2004001964A1 Thin film piezoelectric oscillator, thin film piezoelectric device, and manufacturing method thereof |