Patents
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
06/2002
06/13/2002WO2002047263A1 A method for manufaacturing a crystal oscillator and a crystal oscillator
06/13/2002WO2002047246A1 Chip quartz oscillator and liquid-phase sensor
06/13/2002US20020070822 Surface acoustic wave filter
06/13/2002US20020070816 Method for making micromechanical structures having at least one lateral, small gap therebetween and micromechanical device produced thereby
06/13/2002US20020070723 Microelectromechanical system with improved beam suspension
06/13/2002US20020070636 Substrate usable for an acoustic surface wave device, a method for fabricating the same substrate and an acoustic surface wave device having the same substrate
06/13/2002US20020070262 Mounting film bulk acoustic resonators in microwave packages using flip chip bonding technology
06/13/2002US20020069701 Micromechanical resonator device
06/13/2002CA2430850A1 Method for manufacturing a crystal oscillator and a crystal oscillator
06/12/2002EP1212832A1 Device and method for high-sensitivity resolution detection
06/12/2002EP0935848B1 Surface acoustic wave filters
06/12/2002CN1353502A Electron assembly block
06/11/2002US6404303 Surface acoustic wave element with an input/output ground pattern forming capacitance with both the input and output signal patterns
06/11/2002US6404302 Surface acoustic wave filter utilizing a transmission line with phase characteristics that increase filter out of band attenuation
06/11/2002US6404110 Surface acoustic wave element having a bump electrode and surface acoustic wave device comprising the same
06/11/2002US6404102 Piezoelectric resonator and piezoelectric resonator part
06/11/2002US6404101 Surface acoustic wave device
06/11/2002US6404100 Surface acoustic wave apparatus and method of manufacturing the same
06/11/2002US6401519 Systems and methods for characterization of materials and combinatorial libraries with mechanical oscillators
06/06/2002WO2002045265A1 Improvements in or relating to filters
06/06/2002WO2002045262A1 Acoustic wave device
06/06/2002WO2002043462A2 Saw wave-guides
06/06/2002WO2002019520A3 Resonator with preferred oscillation mode
06/06/2002WO2002017481A3 Micromechanical resonator device
06/06/2002US20020067227 Surface acoustic wave devices using optimized cuts of a piezoelectric substrate
06/06/2002US20020067106 Film bulk acoustic resonator and method for fabrication thereof
06/06/2002DE10158109A1 Piezoelectric filter with several coupled longitudinal modes, has piezoelectric layers between parallel energizing electrodes spaced in longitudinal direction
06/06/2002DE10142157A1 Acoustic resonator for cellular telephone, has compensator that partially offers temperature induced effects caused by negative temperature coefficient of frequency
06/06/2002DE10122007A1 Akustisches Oberflächenfilter A surface acoustic filter
06/06/2002DE10059533A1 Acoustic surface wave component has damping structure for unwanted surface wave reflections provided by photoresist structure
06/06/2002DE10058339A1 Bulk-Acoustic-Wave-Filter Bulk acoustic wave filter
06/05/2002EP1211805A2 Surface acoustic wave filter
06/05/2002CN1352469A Super-conductive fiml resonator
06/04/2002US6400239 Microwave filter with a movable shield having alignment windows
06/04/2002US6400061 Surface acoustic wave device and substrate thereof
06/04/2002US6399406 Encapsulated MEMS band-pass filter for integrated circuits and method of fabrication thereof
05/2002
05/30/2002WO2002043243A1 Bulk acoustic wave filter
05/30/2002WO2002042527A1 Diamond substrate having piezoelectric thin film, and method for manufacturing it
05/30/2002US20020063612 Surface acoustic wave filter
05/30/2002US20020063497 Thin Film Resonator And Method
05/30/2002US20020062904 To protect chip component within ceramic main body, first and second sealing are carried out between a metal case and ceramic main body so as to prevent contamination, toimprove shielding effect against external electromagnetic fields
05/29/2002EP1209807A2 Filter structure and arrangement comprising piezoelectric resonators
05/29/2002DE10142268A1 Piezoelectric ceramic composition for surface acoustic wave device, includes preset amount of lead, calcium, barium and strontium
05/29/2002DE10137121A1 Piezoelektrischer Oszillator A piezoelectric oscillator
05/29/2002CN1351420A Surface acoustic wave filter and communication device therewith
05/29/2002CN1351419A Piezoelectric resonator and ladder filer therewith
05/29/2002CN1351418A Surface acoustic wave device and manufacture thereof
05/29/2002CN1085908C Piezoelectric resonator and electronic element using it
05/28/2002US6396201 Piezoelectric vibrator
05/28/2002US6396200 Thin film piezoelectric element
05/28/2002US6393913 Microelectromechanical dual-mass resonator structure
05/28/2002US6393895 Method and apparatus for characterizing materials by using a mechanical resonator
05/28/2002CA2313431C System and method for monitoring pressure, flow and constriction parameters of plumbing and blood vessels
05/23/2002WO2002009131A3 Semiconductor element comprising a sequence of layers for converting acoustic or thermal signals and electrical voltage changes into each other and method for producing the same
05/23/2002US20020060618 Surface acoustic wave device and method of producing the same
05/23/2002US20020060509 Lame mode quartz crystal resonator
05/23/2002DE10062847C1 Transversal coupled resonator filter for acoustic surface waves has adjacent single gate resonator structures
05/23/2002DE10057848A1 Reactance filter e.g. for radio communications terminal, has at least one surface wave filter replaced by resonator cascade
05/23/2002DE10055604A1 Device for influencing parameters of electric or mechanical oscillations has component which shows significant changes of its mechanical properties as result of interactions owing to photoplastic effect or electroplastic effect
05/22/2002EP1207621A2 Transversal surface acoustic wave filter
05/22/2002EP1207620A2 Lame mode quartz crystal resonator
05/22/2002EP0659032B1 Electronic component
05/22/2002CN1350367A Piezoelectric resonator, piezoelectric resonator device and method for manufacturing the same
05/22/2002CN1085442C Piezoelecric resonator, manufacturing method thereof and electronic component using said piezoelectric resonator
05/21/2002US6392144 Micromechanical die attachment surcharge
05/21/2002US6391674 Process for fabricating single crystal resonant devices that are compatible with integrated circuit processing
05/21/2002US6391223 Piezoelectric ceramic composition and piezoelectric ceramic element using the same
05/16/2002WO2002039583A1 Electronic device, semiconductor device comprising such a device and method of manufacturing such a device
05/16/2002WO2002039537A1 Thin film resonator and method for manufacturing the same
05/16/2002WO2002009160A3 Piezoelectric structures for acoustic wave devices and manufacturing processes
05/16/2002US20020058151 Surface electrode structure on ceramic multi-layer substrate and process for producing the same
05/16/2002US20020057142 Surface acoustic wave filter
05/16/2002US20020057141 Surface acoustic wave device, communication device using the same, and antenna duplexer
05/16/2002US20020057039 Piezoelectric oscillator
05/16/2002US20020057037 Method of manufacturing surface acoustic wave device and surface acoustic wave device
05/16/2002US20020057036 Surface acoustic wave device
05/16/2002US20020057035 Surface acoustic wave filter and communication apparatus with the same
05/16/2002US20020057034 Surface elastic wave device having bumps in a definite area on the device and method for manufacturing the same
05/16/2002US20020056897 Electronic component to be mounted on a circuit board having electronic circuit device sealed therein and method of manufacturing the same
05/16/2002DE10154168A1 Electronic component e.g. piezoelectric resonator, has electrode on its upper surface coupled via inner electrode device to coupling electrode on its lower surface
05/16/2002DE10152946A1 Surface acoustic wave device NoAbstract
05/16/2002DE10152917A1 Surface acoustic wave filter e.g. for mobile telephone, has coupled acoustic surface wave elements with interdigital transducers and electrode surfaces providing input/output terminals
05/15/2002EP1206036A2 Surface acoustic wave filter and surface acoustic wave filter apparatus
05/15/2002EP1206035A2 Saw filter device and package for accommodating the same
05/15/2002EP1206034A2 Adaptive tuning device and method for a wireless communication device
05/15/2002EP1205026A1 Dual-mode surface wave filter with enhanced symmetry and optionally enhanced stop-band attenuation
05/15/2002EP1158670A9 Saw device and communication device using saw device
05/15/2002CN1349304A Transistor vibrator assembly and its mfg. method, and method for mfg. various connected glass plate used for electronic element assembly
05/14/2002US6388545 Surface-acoustic-wave filter having an improved suppression outside a pass-band
05/14/2002US6388544 Method for adjusting the center frequency of a balanced filter and a plurality of balanced filters
05/14/2002US6388363 Piezoelectric resonator
05/14/2002US6388361 Surface of which has a piezoelectric function, and an electrode formed on the substrates with aluminum and copper
05/14/2002US6388360 Surface acoustic wave transponder configuration
05/09/2002US20020053958 Saw filter device and package for accommodating the same
05/09/2002US20020053957 Lattice filter with ripple in passing band eliminated and with passing band widened
05/09/2002US20020053953 Adaptive tuning device and method for a wireless communication device
05/09/2002US20020053856 Electronic apparatus having single crystal oxides of strontium, niobium, gallium and silicon, and electrodes; high electromechanical couplings and low velocities used for wide band intermediate frequency propagation; miniaturization
05/09/2002US20020053127 Method for manufacturing radio frequency module components with surface acoustic wave element
05/08/2002EP1204206A2 Surface-acoustic-wave device
05/08/2002EP1204205A2 Lattice filter with ripple in passing band eliminated and with passing band widened