Patents
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
04/2001
04/03/2001US6211600 Surface acoustic wave component
04/03/2001US6210988 Polycrystalline silicon germanium films for forming micro-electromechanical systems
04/03/2001US6210780 Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave device
03/2001
03/29/2001WO2001022580A1 Surface acoustic wave device and method of producing the same
03/29/2001DE10042184A1 Piezoelectric resonator for emulating power dip and piezoelectric chip-type resonance element include a vibrating section and a capacitor with two capacitor electrodes directly facing each other.
03/28/2001EP1087525A2 Piezoelectric device
03/28/2001CN1289478A Filter with surface acoustic wave resonators
03/28/2001CN1289182A Piezoelectrical member with lead wire
03/28/2001CN1289181A Pie zoelectrical device
03/28/2001CN1063901C Television receiver with acoustic surface-wave filter
03/28/2001CN1063894C Electronic units and method for making same
03/27/2001US6208224 Surface acoustic wave filter with parallel arm resonators having different resonant frequencies
03/27/2001US6208223 Receiving filter of a saw separator with greater electrode interdigitated width in first stage parallel resonator
03/27/2001US6208213 Thermostatically controlled crystal oscillator
03/27/2001US6208063 Surface acoustic wave device having polycrystalline piezoelectric ceramic layers
03/27/2001US6208062 Surface acoustic wave transponder configuration
03/27/2001CA2181598C Packaged strain actuator
03/22/2001WO2001020781A1 Device and method for high-sensitivity resolution detection
03/22/2001DE19938748A1 Dualmode-Oberflächenwellen-Filter mit verbesserter Symmetrie und ggf. erhöhter Sperrdämpfung Dual-mode surface wave filters with improved symmetry and possibly increased stopband attenuation
03/21/2001EP1085654A2 Inertial rate sensor tuning fork
03/20/2001USRE37102 Saw filter with specified electrode dimensions
03/20/2001US6204737 Piezoelectric resonator structures with a bending element performing a voltage controlled switching function
03/20/2001US6204593 Resonator and piezoelectric resonance device with grooved lead terminals thereof
03/14/2001EP1082812A1 Transducer with surface acoustic waves with low gap
03/14/2001CN1287713A Surface acoustic wave device
03/14/2001CN1287409A Piezoelectric filtering device
03/13/2001US6201457 Notch filter incorporating saw devices and a delay line
03/13/2001US6201337 Thickness extensional vibration piezoelectric resonator and piezoelectric resonance device
03/08/2001DE10036684A1 Input-output balanced type piezoelectric filter for video amplifier, has input and output electrodes which are provided to both the main surfaces of piezoelectric ceramic substrate
03/07/2001EP1081854A2 Energy trapping type piezoelectric filter
03/07/2001EP1081853A2 Surface acoustic wave device and method for manufacturing the same
03/07/2001EP1081764A1 High-frequency module and method of manufacture thereof
03/07/2001EP1044501A4 Saw ladder filter with split resonators and method of providing same
03/07/2001CN1286528A Thickness extension vibration mode piezoresonator, trapezoidal filter and piezoresonator component
03/07/2001CN1286527A Piezoelectric resonator and prezoelectric resonant element
03/07/2001CN1286478A Method for mfg piezoelectric ceramics composition and piezoelectric ceramics element, and piezoelectric laminated sinter
03/07/2001CN1286475A Piezoelectric ceramics composition and piezoelectric device using same
03/06/2001US6198965 Acoustic telemetry system and method for monitoring a rejection reaction of a transplanted organ
03/06/2001US6198208 Thin film piezoelectric device
03/06/2001US6198200 Thickness extensional vibration piezoelectric resonator and piezoelectric resonance apparatus
03/06/2001US6198197 Surface acoustic wave element and electronic circuit using the same
03/06/2001US6196059 Piezoelectric resonator, process for the fabrication thereof including its use as a sensor element for the determination of the concentration of a substance contained in a liquid and/or for the determination of the physical properties of the liquid
03/01/2001DE10041905A1 Piezoelectric ceramic composition has a perovskite structure containing oxides of lead, titanium, zirconium, chromium, manganese, iron cobalt, niobium, antimony, tantalum and tungsten
03/01/2001DE10041304A1 Piezoelectric ceramic composition used, e.g., in the production of a ceramic filter, oscillator or resonator contains a niobate compound and silicon
02/2001
02/28/2001EP1079534A2 Band-switchable surface acoustic wave antenna duplexer and mobile radio terminal
02/28/2001EP1079522A1 Piezoelectric vibration device
02/28/2001EP1079521A1 Surface acoustic wave element and surface acoustic wave device
02/28/2001EP1078454A1 Planar resist structure, especially an encapsulation for electric components and a thermomechanical method for the production thereof
02/28/2001EP1078453A2 Thin-layered piezo-resonator
02/28/2001EP1078451A1 Electronic component
02/27/2001US6194816 Piezoelectric vibrator
02/27/2001US6194809 Surface acoustic wave device comprising langasite single crystal substrate
02/27/2001US6194808 Surface acoustic wave functional device
02/27/2001US6192562 Method of producing piezoelectric component
02/22/2001WO2001013514A1 Dual-mode surface wave filter with enhanced symmetry and optionally enhanced stop-band attenuation
02/22/2001DE19824793C2 Piezoelekrisches Filter Piezoelekrisches filter
02/22/2001CA2381262A1 Dual-mode surface-active wave filter with improved symmetry and potentially increased blocking attenuation
02/21/2001EP1077092A2 Piezoelectric element
02/21/2001EP1076930A1 Surface acoustic wave device package and method
02/21/2001CN1284790A Surface acoustic wave device suitable for installing flip-chip
02/21/2001CN1284789A Electronic element with conductor and lead terminal
02/21/2001CN1284788A Piezo-electric resonator and its parts
02/21/2001CN1284787A Surface acoustic ware filter, duplexer and communication apparatus
02/21/2001CN1284752A Piezo-electric element
02/20/2001US6191669 Laminated filter
02/20/2001US6191524 Piezoelectric vibrators
02/15/2001DE10036216A1 Piezoelectric chip filter e.g. for mobile telephone, has three cavities for preventing interference of oscillations, with areas differing
02/14/2001EP1076447A2 Impedance blocking filter circuit
02/14/2001EP1076414A2 Surface-acoustic-wave device for flip-chip mounting
02/14/2001EP1076413A2 Surface acoustic wave filter, duplexer and communications apparatus
02/14/2001CN1283938A Data transmitting and receiving appts, and method of dogital mobile transceiver
02/14/2001CN1283920A 阻抗阻塞滤波器电路 An impedance blocking filter circuit
02/14/2001CN1283895A Film Resonator device and its mfg. method
02/13/2001US6188186 Magnetostriction oscillator driving circuit and method
02/13/2001US6186005 Surface wave liquid sensor
02/13/2001US6185801 Method of manufacturing surface acoustic wave device
02/08/2001DE19932649A1 SAW-Filter des Reaktanzfiltertyps mit verbesserter Sperrbereichsunterdrückung und Verfahren zur Optimierung der Sperrbereichsunterdrückung SAW filter Reaktanzfiltertyps with improved stopband rejection and method for optimizing the stopband rejection
02/08/2001DE10035416A1 Piezoelectric radial resonator with piezoelectric component, has part of resonator supported in housing at the nodes or in the vicinity of the nodes, to prevent damping of vibrations
02/08/2001DE10006241A1 Substrate chip, especially for frequency stabilised surface acoustic wave (SAW) components
02/07/2001EP1075082A2 Piezoelectric resonator and piezoelectric resonator part
02/07/2001CN1283002A Sheet type piezoelectric filter
02/07/2001CN1283001A Balanced input output piezoelectric filter
02/06/2001US6183555 Surface acoustic wave device, substrate therefor, and method of manufacturing the substrate
02/06/2001US6182499 Systems and methods for characterization of materials and combinatorial libraries with mechanical oscillators
02/06/2001CA2234513C Surface acoustic wave device
02/01/2001DE10022675A1 Akustisches Oberflächenwellenbauelement und Kommunikationsvorrichtung A surface acoustic wave device and communication apparatus
01/2001
01/31/2001EP1073208A2 High frequency switching component
01/31/2001EP1073198A2 Thin film resonator apparatus and method of making same
01/31/2001EP0830732A4 Method for etching photolithographically produced quartz crystal blanks for singulation
01/31/2001CN1282462A Piezoelectric ceramic resonator and fabrication method thereof
01/31/2001CN1282145A Surface acoustic wave device and communication equipment
01/31/2001CN1282144A Piezoelectric resonator
01/30/2001US6181777 Impedance blocking filter circuit
01/30/2001US6181015 Face-down mounted surface acoustic wave device
01/25/2001WO2001006768A1 Television receiver for digital signals with offset tuning provisions
01/25/2001WO2001006647A1 Resonator structure and a filter comprising such a resonator structure
01/25/2001WO2001006646A1 Resonator structure and a filter having such a resonator structure
01/25/2001WO2001006645A1 Elastic wave device
01/25/2001WO2001005701A1 Nanometer-order mechanical vibrator, production method thereof and measuring device using it
01/25/2001DE19933548A1 Electronic component used as an OFW/SAW component has a substrate plate covered with a tin dioxide layer, and an electrical conductor structure