Patents
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
01/2002
01/23/2002CN1078405C Piezoelectric resonator and electric component using same
01/23/2002CN1078404C Electronic element and ladder type filter
01/17/2002WO2002005425A1 Improvements in or relating to filters
01/17/2002WO2002005424A1 Surface acoustic wave device and method of manufacturing the device
01/17/2002US20020006733 Ferroelectric film on silicon substrate
01/17/2002US20020005752 Electrothermal integrator and audio frequency filter
01/17/2002US20020005684 Method for manufacturing a piezoelectric device
01/17/2002US20020005683 Piezoelectric ceramic compact and piezoelectric ceramic device using the same
01/17/2002US20020005677 Surface acoustic wave component which can be interrogated by radio and has an optimum code size
01/17/2002DE10030752A1 Verfahren und Schaltungsvorrichtung zur Ansteuerung einer Mehrzahl von Schaltungen The method and circuit device for controlling a plurality of circuits
01/16/2002EP1029372A4 Piezoelectric resonator using sacrificial layer for tuning
01/16/2002CN1331513A Surface acoustic wave device
01/16/2002CN1331512A Mfg. method of electronic components
01/15/2002US6339704 Surface acoustic wave device and communication apparatus
01/15/2002US6339365 Surface acoustic wave device comprising first and second chips face down bonded to a common package ground
01/15/2002US6339277 Surface acoustic wave device
01/10/2002WO2002003549A1 Surface acoustic wave device
01/10/2002US20020003387 Piezoelectric resonator and a method of manufacturing the same
01/10/2002DE10120593A1 Oberflächenwellenfilter, Duplexer und Kommunikationsvorrichtung Surface acoustic wave filter, duplexer, and communication device
01/10/2002DE10029594A1 Electrical component with mechanically stable metallisation e.g. SAW filter for mobile telephone, has electrically conducting structures consisting at least partly of metallic glass that can be precipitated at room temperature
01/09/2002EP1170862A2 Piezoelectric resonator and piezoelectric filter using the same
01/09/2002EP1170861A2 Method for manufacturing surface acoustic wave apparatus
01/09/2002CN1330054A Piezoelectric ceramics block and piezelectric ceramic devices using it
01/09/2002CN1077742C Piezoelectric parts
01/09/2002CN1077729C Combined electronical assembly and making method thereof
01/08/2002US6337531 Surface-acoustic-wave device
01/08/2002US6336353 Method and apparatus for characterizing materials by using a mechanical resonator
01/03/2002WO2002001717A1 Nano-electromechanical filter
01/03/2002WO2002001716A1 Saw device
01/03/2002WO2002001715A1 Surface acoustic wave device
01/03/2002US20020000898 Longitudinally coupled resonator type surface acoustic wave filter
01/03/2002US20020000897 Resonator-type saw filter with independent ground patterns for interdigital transducers and reflectors
01/03/2002US20020000895 Electronic component utilizing face-down mounting
01/03/2002DE10128359A1 Piezoelectric resonant component has electrically conductive adhesive for bonding conductive carrier to structural electrode
01/02/2002EP1168614A2 Longitudinally coupled resonator type surface accoustic wave filter
01/02/2002EP1168613A2 Longitudinally coupled resonator type surface acoustic wave filter and communications apparatus incorporating the same
01/02/2002EP1168612A2 Surface acoustic wave device
01/02/2002EP1168611A2 Surface acoustic wave device
01/02/2002EP1168610A1 Surface acoustic wave device
01/02/2002EP1168609A2 Encapsulated mems band-pass filter for integrated circuits and method of fabrication thereof
01/02/2002EP1166441A1 Component
01/02/2002EP1166129A1 Vibrating beam force sensor
01/02/2002CN1329759A Metallzation structure for high power handling in surface acoustic wave device and method for providing same
01/02/2002CN1329395A Package sealing method, method for manufacturing module fr electronic device sealing device and packafge element
01/02/2002CN1328955A Bandpass filter of packaged microelectronic machinery system with integrated circuit and its manufacturing method
01/02/2002CN1077356C Piezoelectric resonator and electronic component using the same
01/02/2002CN1077355C Container mounting structure for oscillator
01/01/2002US6335667 Multi-longitudinal mode coupled saw filter
01/01/2002US6335584 Edge reflection type surface acoustic wave device
12/2001
12/27/2001WO2001099280A1 Method and switching device for controlling a plurality of circuits
12/27/2001WO2001099276A1 A bulk acoustic wave device
12/27/2001WO2001045273A3 Duplexer with improved transmission/receiving band separation
12/27/2001US20010055864 Encapsulated MEMS band-pass filter for integrated circuits and method of fabrication thereof
12/27/2001US20010055668 Surface acoustic wave device and method for making the same
12/27/2001US20010054942 Longitudinally coupled resonator type surface acoustic wave filter and communication apparatus incorporating the same
12/27/2001US20010054941 Piezoelectric resonator and piezoelectric filter using the same
12/27/2001US20010054860 Inertial rate sensor tuning fork
12/26/2001CN1328379A Piezoelectric resonance element
12/25/2001US6333591 Piezoelectric resonator
12/25/2001US6332567 Piezoelectric element, manufacturing method thereof, and mounting apparatus of piezoelectric resonators
12/20/2001WO2001097375A1 Bulk accoustic wave filter
12/20/2001US20010053179 Wireless communication system using surface acoustic wave (SAW) single-phase unidirectional transducer (SPUDT) techniques
12/20/2001US20010052831 Bulk accoustic wave filter
12/20/2001US20010052830 Antenna duplexer with divided and grounded transmission line
12/20/2001US20010052739 Bulk acoustic wave device
12/20/2001US20010052737 Surface acoustic wave device
12/20/2001US20010052736 Surface acoustic wave device
12/19/2001EP1163632A1 Surface acoustic wave converter and identification system using the same
12/19/2001EP1029393A4 Surface micromachined acoustic wave piezoelectric crystal
12/19/2001EP0927458B1 Surface wave filter for asymmetrical/symmetrical and symmetrical/symmetrical operating mode
12/19/2001CN1327632A SAW device
12/18/2001US6331722 Hybrid circuit and electronic device using same
12/18/2001CA2080007C Surface wave low loss filter
12/13/2001WO2001095487A1 Multi-frequency antenna duplexer
12/13/2001WO2001095486A1 System and method for array processing of surface acoustic wave devices
12/13/2001US20010050618 Microelectricalmechanical system (MEMS) electrical isolator with reduced sensitivity to inertial noise
12/13/2001US20010050515 Piezoelectric resonator, piezoelectric component, and producing method for the piezoelectric resonator
12/13/2001DE4447883C2 Electronic component e.g. ladder-type filter assembling system
12/12/2001CN1326266A Quartz crystal resonator for surface mounting technology (SMT) and its preparing process
12/12/2001CN1326265A Surface acoustic device
12/11/2001US6329888 Reflection inversion surface acoustic wave transducer and filter
12/11/2001US6329887 Surface acoustic wave filter package
12/11/2001US6329739 Surface-acoustic-wave device package and method for fabricating the same
12/11/2001US6329305 Method for producing devices having piezoelectric films
12/11/2001US6329275 Target formed by sputtering and a second element of carbon, oxygen, nitrogen and hydrogen
12/06/2001WO2001093421A1 Surface acoustic wave device
12/06/2001WO2001093420A1 Surface acoustic wave device
12/06/2001WO2001052410A3 Component with drain for pyroelectrical voltages and a method for production thereof
12/06/2001US20010048386 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques
12/06/2001US20010048352 Tunable filter arrangement
12/05/2001EP1160975A2 A wireless communication system using surface acoustic wave (SAW) second harmonic techniques
12/05/2001EP1160974A2 A wireless communication system using surface acoustic wave (SAW) single-phase unidirectional transducer (Spudt) techniques
12/05/2001CN1325562A Surface wave apparatus with at least two surface wave structures
12/05/2001CN1325184A Longitudinally-coupled resonant surface sound filter
12/05/2001CN1075908C 表面波谐振器 SAW resonator
12/05/2001CN1075902C Over-heated fuse cut out for electronic component
12/04/2001US6326864 Surface acoustic wave filter, duplexer and communications device with specific series resonator multiple anti-resonant point placement
11/2001
11/29/2001WO2001091294A1 Surface wave bandpass filter in a system having three converters
11/29/2001WO2001091293A1 Recursive saw-filter with a low chip length
11/29/2001WO2001091290A1 Improvements to filters