Patents
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
06/2005
06/08/2005CN1625046A Micromechanical electrostatic resonator
06/08/2005CN1205746C Dual-mode surface wave filter with improved symmetry and increased reverse attenuation
06/08/2005CN1205745C Bulk acoustic wave device
06/08/2005CN1205744C Surface acoustic wave appts. and method of prodn. thereof
06/08/2005CN1205743C Syste mand method for array processing surface acoustic wave device
06/08/2005CN1205742C Improvements of filters
06/08/2005CN1205660C Encapsulation for electrical component and method for producing the same
06/07/2005US6903631 SAW filter and electronic device including SAW filter
06/07/2005US6903630 Surface acoustic wave device having a polarization inverted region
06/07/2005US6903629 Electrode-free resonator structures for frequency control, filters and sensors
06/07/2005US6903626 Surface acoustic wave element and duplexer having the same
06/07/2005US6903618 Quartz crystal unit, and quartz crystal oscillator having quartz crystal unit
06/07/2005US6903498 Piezoelectric device, ladder type filter, and method of producing the piezoelectric device
06/07/2005US6903496 Piezoelectric filter and electronic component including the same
06/07/2005US6903489 Piezoelectric resonator, piezoelectric resonator component and method of making the same
06/07/2005US6903488 SAW device and manufacturing method
06/07/2005US6903402 Interdigital capacitor having a cutting target portion
06/02/2005WO2005050840A2 Piezoelectric resonator filter
06/02/2005WO2005050839A1 Electromechanical filter
06/02/2005WO2005050838A1 Composite material vibration device
06/02/2005WO2005050837A1 Elastic surface wave filter
06/02/2005WO2005050836A1 End surface reflection surface acoustic wave device and its manufacturing method
06/02/2005US20050118874 Filter structure and method of fabrication
06/02/2005US20050117271 Electronic device and method of manufacturing same
06/02/2005US20050116794 Resonator device, electronic equipment provided with resonator device and method of manufacturing resonator device
06/02/2005US20050116791 Electric filter, and duplexer using the same
06/02/2005US20050116790 Antenna duplexer
06/02/2005US20050116789 Antenna duplexer
06/02/2005US20050116587 Tuning fork-type crystal vibrator
06/02/2005US20050116586 Piezoelectric resonator element, piezoelectric device, method of manufacturing the same, cellular phone device utilizing piezoelectric device, and electronic equipment utilizing piezoelectric device
06/02/2005US20050116352 Acoustic wave device and method of fabricating the same
06/02/2005US20050115038 Method for manufacturing a piezoelectric resonator
06/02/2005DE10202856B4 Oberflächenakustikwellenvorrichtung Surface acoustic wave device
06/02/2005DE102004054293A1 Verfahren zur Herstellung eines mehrschichtigen keramischen akustischen Wandlers A process for producing a multilayer ceramic transducer
06/01/2005EP1536560A2 Tunning fork-type crystal vibrator
06/01/2005EP1536559A1 Electronic device has a resonator element in a hemetically closed case
06/01/2005EP1536439A1 Component comprising a variable capacitor
06/01/2005EP1535350A2 Low acceleration sensitivity mounting structures for crystal resonators
06/01/2005EP1535331A2 Chip stack with intermediate cavity
06/01/2005EP1474356B1 Method for the production of a cover, method for the production of a cased component
06/01/2005CN1623278A Method for mounting surface acoustic wave element and surface acoustic wave device having resin-sealed surface acoustic wave element
06/01/2005CN1622455A Antenna duplexer
06/01/2005CN1622454A Antenna duplexer
06/01/2005CN1622453A Piezoelectric thin film resonator and method for manufacturing the same
06/01/2005CN1622358A Tuning fork type piezoelectric resonator element and method for producing a tuning fork type piezoelectric resonator
06/01/2005CN1621578A Lithium niobate substrate and manufacturing method thereof
06/01/2005CN1204684C Surface wave apparatus
05/2005
05/31/2005US6900709 Surface acoustic wave device
05/31/2005US6900705 Balanced high-frequency device and balance-characteristics improving method and balanced high-frequency circuit using the same
05/31/2005US6900577 Surface acoustic wave device and communication apparatus
05/31/2005US6900575 Multiple mechanical resonator parametric device
05/31/2005US6898832 Method for manufacturing a quartz crystal unit
05/31/2005US6898831 Method of producing a surface acoustic wave device
05/26/2005WO2005048452A1 Electrical component with encapsulation, and method for the production thereof
05/26/2005WO2005048449A2 Saw component comprising an adhesive and use thereof
05/26/2005WO2005027535A3 Band reject filters
05/26/2005US20050110599 Surface acoustic wave filter and wireless device that employs the same
05/26/2005US20050110598 Temperature-compensated film bulk acoustic resonator (FBAR) devices
05/26/2005US20050110597 Film bulk acoustic resonator (FBAR) devices with simplified packaging
05/26/2005US20050110596 Filter using piezoelectric resonator
05/26/2005US20050110369 Piezoelectric element, composite piezoelectric element, and filter, duplexer and communication equipment using the same
05/26/2005US20050110367 Method for realizing surface acoustic wave filter arrangements and filter arrangement obtained in accordance to this method
05/25/2005EP1533897A2 Filter using piezoelectric resonator
05/25/2005EP1533896A2 Piezoelectric element, composite piezoelectric element, and filter, duplexer and communication equipment using the same
05/25/2005EP1533895A2 Surface acoustic wave filter and wireless device that employs the same
05/25/2005EP1386347A4 Microelectromechanical system (mens) device
05/25/2005DE102004013770A1 Wafer level package for micro device e.g. film bulk acoustic resonator device comprises via connectors extending from bonding pads to other surface of device wafer and external bonding pads formed at other surface of wafer
05/25/2005CN1620755A Structure and fabrication procedures to achieve high-Q and low insertion loss film bulk acoustic resonators
05/25/2005CN1620752A Film bulk acoustic resonator structure and method of making
05/25/2005CN1619958A Filter using piezoelectric resonator
05/25/2005CN1619957A Surface acoustic wave filter and wireless device that employs the same
05/25/2005CN1619956A 表面声波器件 Surface acoustic wave devices
05/25/2005CN1619955A Surface acoustic device
05/25/2005CN1619953A Electronic element
05/25/2005CN1619944A Piezoelectric resonator, method of manufacturing piezoelectric resonator, and filter, duplexer, and communication device using the piezoelectric resonator
05/25/2005CN1618727A Nano-beam resonator with field effect pipe manufactured using sacrifice layer corrosion technology
05/25/2005CN1618724A Encapsulated mems band-pass filter for integrated circuits and method of fabrication thereof
05/25/2005CN1203491C Piezoelectric ceramics and surface wave device with said piezoelectric ceramics
05/25/2005CN1203464C Isolation method for sound resonator
05/25/2005CN1202984C Micro bridge resonator temp ecompensation structure
05/24/2005US6897744 Longitudinally-coupled multi-mode piezoelectric bulk wave filter and electronic component
05/24/2005US6897743 Electronic apparatus with two quartz crystal oscillators utilizing different vibration modes
05/24/2005US6897742 Saw device using different colors or identifiers to distinguish the front and back of the package
05/24/2005US6897740 Duplexer and composite module having a package with an electroconductive lid electrically connected to a shield
05/24/2005US6897737 Vibrating reed, vibrator, oscillator, and electronic device
05/19/2005WO2005046053A1 Film acoustically-coupled transformer
05/19/2005WO2005046052A1 Impedance transformation ratio control in film acoustically-coupled transformers
05/19/2005WO2005046051A1 Micro-resonator and communication apparatus
05/19/2005WO2004038637A3 Surface acoustic wave identification tag having an interdigital transducer adapted for code discrimination and methods of operation and manufacture thereof
05/19/2005US20050105478 Duplexer fabrication method using embedded PCB and duplexer fabricated by the same
05/19/2005US20050104690 Cavity-less film bulk acoustic resonator (FBAR) devices
05/19/2005US20050104689 Film bulk acoustic wave resonator wafer and method of fabricating a film bulk acoustic wave resonator
05/19/2005US20050104685 High-frequency module and communication apparatus
05/19/2005US20050104481 Crystal unit
05/19/2005US20050104480 Piezoelectric device, cellular phone system using the piezoelectric device, and electronic equipment using the piezoelectric device
05/19/2005US20050104204 Wafer-level package and its manufacturing method
05/19/2005US20050104203 Duplexer
05/19/2005US20050104192 Electronic device
05/19/2005DE19730360B4 Bilddatenfilterungsvorrichtung und Verfahren zur Verminderung von Bilddatencodierfehlern Image data filtering apparatus and method for reducing Bilddatencodierfehlern
05/19/2005DE10346629A1 Steuerung für eine Maschine zur Herstellung von Papier-Polstern Control for a machine for the manufacture of paper cushions