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7623007 Device including piezoelectric thin film and a support having a vertical cross-section with a curvature  
An acoustic resonator includes a substrate, a support section provided on the substrate, a lower electrode provided on the support section, a piezoelectric body provided on the lower electrode, and...
7622846 Bulk acoustic wave resonator, filter and duplexer and methods of making same  
A resonator having a membrane formed of a piezoelectric layer sandwiched between first and second electrode is suspended above a cavity formed from the back surface of the support structure. In one...
7615913 Composite electronic component  
A composite electronic component provided is one with sufficient impact resistance. In this resonator 1 , a piezoelectric element 2 is supported by receivers 73, 83 in platelike holding...
7608984 Motion amplification using piezoelectric element  
A motion amplifier ( 22 ) comprises piezoelectric diaphragm ( 30 ) and drive electronics ( 26 ) for applying a drive signal to the piezoelectric diaphragm. The motion amplifier preferably comprises...
7608983 Piezoelectric actuator, liquid transporting apparatus, and liquid-droplet jetting apparatus  
A piezoelectric actuator includes a piezoelectric layer, a vibration plate, a supporting member which has an relief portion. A thin wall portion is provided in a first area, of one of the...
7608977 Surface-mount saw device  
A surface-mount SAW device configured to prevent sealing resin layer coated all over the top surface of a piezoelectric substrate from becoming charged even if the piezoelectric substrate forming...
7602107 Surface mount type crystal oscillator  
A surface mount crystal oscillator comprises a crystal blank, an IC chip having an oscillation circuit integrated thereon, and a hermetic package for accommodating the crystal blank and IC chip...
7596849 Method of assembling a wafer-level package filter  
A wafer level package filter includes a device wafer having an acoustic wave device disposed on its surface, the acoustic wave device including at least an acoustic wave resonator associated with a...
7595582 Resonator, ultrasonic die bonding head, and ultrasonic die bonding apparatus  
A resonator 1 of the present invention includes: a vibrating member 13 holding an electronic component 12 and applying a vibration to the electronic component 12 ; and a depressing member ...
7586241 Electroacoustic transducer  
An electroacoustic transducer having one end portion of a first piezoelectric element and one end portion of a second piezoelectric element fixed to a frame such that the first piezoelectric...
7583011 Package of surface-mountable electronic component  
A package of a surface-mountable electronic component to be reflow-soldered to a circuit board at about 250° C. or more includes a case and a cover. The cover has a softening temperature lower...
7579758 Substrate supporting vibration structure, input device having haptic function, and electronic device  
There is provided a substrate supporting vibration structure which is a vibration structure for supporting a substrate. The substrate supporting vibration structure includes a spacer member, fixed...
7573341 Surface mount type crystal oscillator  
A surface mount type crystal oscillator is provided with a crystal blank, an IC chip which incorporates an oscillation circuit using the crystal blank, a substantially rectangular parallelepiped...
7564177 Crystal unit having stacked structure  
A stacked crystal unit includes: a first crystal plate in which a vibration member links to an outer circumferential frame portion, and a pair of extending electrode extends to the frame portion...
7564175 Tubular spring for actuator, and method for assembling the tubular spring  
A tubular spring is provided for preloading a piezoelectric or magnetostrictive actuator for the actuation of fuel injection valves for fuel injection systems of internal combustion engines. The...
7564167 System and method of assembling a trapped acoustic wave system  
Embodiments of the present invention provide a trapped acoustic wave system and a method of assembling such a system. The system may include a substrate having an acoustic wave cavity and a...
7560852 Piezoelectric actuator, method for manufacturing piezoelectric actuator, and liquid transporting apparatus  
A piezoelectric actuator includes a supporting member in which pressure chambers are formed, a vibration plate which is joined to a joining section of the supporting member, a piezoelectric layer...
7557493 Vibrator module  
A vibrator module includes a frame having an outer frame and an inner frame. A vibrator unit is formed inside the inner frame. The frame and the vibrator unit are formed of a piezoelectric ceramic...
7554248 Ultrasonic sensor  
An ultrasonic sensor includes an inner case mainly made of plastic and having a shape of a cylinder with a bottom portion. A conductive film is attached to the bottom portion. An electrode formed...
7551040 Surface mount crystal oscillator  
A surface mount crystal oscillator comprises a package body having a first recess, a cover having a second recess, a crystal blank secured to an inner bottom surface of the second recess, and an IC...
7548014 Ultrasonic transducer  
An ultrasonic transducer includes a cylindrical cap member having a bottom. A piezoelectric element is bonded to the inner side of a bottom portion of the cap member using a conductive adhesive or...
7545078 Actuator for moving a tool  
An actuator for moving a tool is disclosed, comprising a housing in which a tappet carrying a tool holder is guided axially movable, wherein the tappet is movable by means of a fast drive, e.g. by...
7531946 Piezoelectric sounding body  
A piezoelectric sounding body in which a stable high sound pressure can be obtained over a wide frequency band. The piezoelectric sounding body includes a resin film, a piezoelectric vibrating...
7528529 Micro electro mechanical system, semiconductor device, and manufacturing method thereof  
The present invention provides a MEMS and a sensor having the MEMS which can be formed without a process of etching a sacrifice layer. The MEMS and the sensor having the MEMS are formed by forming...
7522006 Surface mount type crystal oscillator  
A surface mount type crystal oscillator comprises: a package body comprised of laminated ceramic including a flat central layer made up of a first layer and a second layer, and a first and a second...
7511405 Piezoelectric vibrator and method of fabricating piezoelectric vibrator, and oscillator, electric apparatus, and radio wave timepiece having piezoelectric vibrator  
To achieve small-sized formation of a piezoelectric vibrator while preventing exciting electrodes provided at both faces of the piezoelectric vibrating piece from being shortcircuited to each other...
7504763 Power generator  
A telemetry unit ( 100 ) is provided for mounting inside a pneumatic tyre. The unit ( 100 ) includes a piezoelectric power generator for supplying power to the unit ( 100 ). A piezoelectric element...
7501744 Chip-based piezoelectric resonator and liquid-phase sensor  
The present invention relates to a piezoelectric resonator system comprising a plurality of piezoelectric resonator sensors C′, C″. Each sensor C′, C″ comprises an oscillator circuit ...
7498723 Piezoelectric resonator and method for manufacturing thereof  
A piezoelectric resonator includes a resonator substrate, a base substrate supporting the resonator substrate, a lid substrate covering a surface of the resonator substrate, the surface being on an...
7482735 Crystal oscillator  
The present invention relates to a crystal unit in which rectangular excitation electrodes are formed on two main surfaces of a rectangular crystal piece, an extracting electrode extends from at...
7479727 Apparatus and method for pyroelectric and piezoelectric power generation and thermoelectric heat transfer  
A roof system for a building is adapted to harness pyroelectric and piezoelectric effects to generate electric power. A roof system is provided wherein roof tiles, or other covering structure, are...
7479685 Electronic device on substrate with cavity and mitigated parasitic leakage path  
An electronic device. The electronic device includes a first electrode and a coating layer. The electronic device is fabricated on a substrate; the substrate has a cavity created in a top surface...
7474039 Electronic module including piezoelectric device  
An electronic module, comprises: a circuit board; a piezoelectric device having a lid, the piezoelectric device being mounted on the circuit board; and an electronic component mounted on the...
7474034 Surface acoustic wave element and surface acoustic wave device using the same  
A surface acoustic wave element includes a piezoelectric substrate, an IDT composed of a pair of first and second comb-like electrodes, formed around a center of the piezoelectric substrate, and...
7471034 Ultrasound transducer and method of producing the same  
In an ultrasound transducer arrangement comprising at least one piezoelectric body with a lower and an upper electrode and a coupling layer including a wafer on which the ultrasound transducers are...
7471028 Liquid ejection head and image forming apparatus  
The liquid ejection head has: a surface acoustic wave propagation body in which a surface acoustic wave propagates; a nozzle orifice formed in the surface acoustic wave propagation body; a surface...
7468574 Piezoelectric resonator for oscillator and surface mount type piezoelectric oscillator  
A piezoelectric resonator for an oscillator contained in an upper concave portion of an insulating case that has a metal lid with which the upper concave portion is air-tightly closed comprises a...
7456552 Piezo-electric oscillator and method of manufacturing the same  
A piezo-electric oscillator has a reduced manufacturing cost using a general purpose piezo-electric vibrator, while coping with miniaturization. The piezo-electric oscillator has resin; a substrate...
7449820 Surface mount type crystal device  
A crystal device for surface mounting is provided with at least: a container body having a substantially rectangular outer shape and mounting electrodes formed in the four corners of the outside...
7446460 Piezoelectric device  
A piezoelectric device includes a piezoelectric element, a circuit board on which the piezoelectric element is mounted, an IC component having at least a function of oscillating the piezoelectric...
7446454 Thickness extensional piezoelectric resonator  
An energy-trapping-type thickness extensional piezoelectric resonator using a thickness extensional vibration mode having first and second resonance electrodes formed on portions of the top surface...
7436272 Piezoelectric device  
A pizoelectric filter capable of improving the shielding property and increasing the heat releasing property is provided. The piezoelectric device includes a cover and piezoelectric device chips...
7436106 Piezoelectric device  
A piezoelectric device includes: a piezoelectric element; a piezoelectric element package containing the piezoelectric element; a connecting terminal disposed on the bottom of the piezoelectric...
7436105 Package structure for surface acoustic wave device, and surface acoustic wave device  
A package structure realizing a size and/or thickness reduction and suitable for packaging a surface acoustic wave element is provided. The package structure for solving the above challenge...
7432632 Composite electronic component  
A composite electronic component provided is one with sufficient impact resistance. In this resonator 1 , a capacitive element 3 has a projection 37 projecting outside a piezoelectric element ...
7429816 Piezoelectric vibrator and fabricating method thereof  
The present invention relates to piezoelectric vibrators such as a resonator used as a timing element, discriminator, filter or the like, and fabricating methods thereof. The piezoelectric...
7429814 Apparatus and methods for manufacturing a piezoelectric resonator device  
The invention provides a piezoelectric resonator device having excellent frequency accuracy and aging characteristics. The piezoelectric resonator element can be packaged in an exclusive hollow...
7424771 Method of producing a piezocomposite  
A method of preparing a composite sheet unit includes arranging a plurality of sintered piezoelectric thin wires in a uniform direction on a surface of a resin layer is prepared. A plurality of the...
7423363 Piezoelectric vibrating element and piezoelectric vibrator  
A piezoelectric vibrating element includes a main vibration section vibrating in a constant direction, an open edge formed at least at one edge among edges provided in a vibration direction of the...
7421767 Method for manufacturing a piezoelectric vibration device  
Manufacturing a piezoelectric vibration device, includes: forming a bonding electrode on a part of a piezoelectric substrate to which a cover makes contact; forming a part defining a through hole...