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8182428 |
Dual frequency band ultrasound transducer arrays
An acoustic probe transmits/receives acoustic pulses with frequencies both in a high frequency (HF), and a selectable amount of lower frequency (LF1, LF2, . . . , LFn, . . . ) bands. The radiation...
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8183748 |
Piezoelectric thin film, ink jet head, method for forming image with the ink jet head, angular velocity sensor, method for measuring angular velocity with the angular velocity sensor, piezoelectric generating element and method for generating electric power with the piezoelectric generating element
Provided is a lead-free piezoelectric thin film containing a lead-free ferroelectric material and having low dielectric loss, high electromechanical coupling coefficient and high piezoelectric...
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8177995 |
Perovskite oxide, process for producing the perovskite oxide, and piezoelectric device
A process for producing a piezoelectric oxide having a composition (Ba, Bi, A)(Ti, Fe, M)O3, where each of A and M represents one or more metal elements. The composition is determined so as to...
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8176781 |
Multilayer piezoelectric thin film and method of manufacturing the same, angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric
Provided are a piezoelectric thin film including a lead-free ferroelectric material and exhibiting high piezoelectric performance comparable to that of PZT, and a method of manufacturing the...
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8179026 |
Nanotubes, nanorods and nanowires having piezoelectric and/or pyroelectric properties and devices manufactured therefrom
Disclosed herein is a device comprising a pair of electrodes; and a nanotube, a nanorod and/or a nanowire; the nanotube, nanorod and/or nanowire comprising a piezoelectric and/or pyroelectric...
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8168424 |
Differentiation and identification of analogous chemical and biological substances with biosensors
A biosensor for detecting particular substances biosensor comprises a piezoelectric material, an input transducer supported by the piezoelectric material to receive an input signal and propagate a...
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8169125 |
Transducer arrays for medical ultrasound and method of making the same
An ultrasound transducer (40,70,100) comprises a combined individual die integrated circuit (42,72,102) and an array of acoustic elements (44,74,104) coupled to the combined individual die...
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8162628 |
Wiring structure for use in micro piezoelectric pump
An electrical connection structure for use in a micro piezoelectric pump is disclosed. The electrical connection structure includes a driving circuit board and a multilayered wiring structure. The...
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8164637 |
Driving apparatus and image pickup apparatus
An X-axis driving mechanism section as one of driving sources of a driving apparatus including: a transducer for generating an elliptical vibration on a driving section in response to application...
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8162098 |
Tunable acoustic reflector
An acoustic reflector suitable for use as a reflective target for navigational aids and for location and re-location applications. The acoustic reflector comprises a shell arranged to surround a...
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8159107 |
Micro rotary machine and methods for using same
A micro rotary machine may include a micro actuator and a micro shaft coupled to the micro actuator. The micro shaft comprises a horizontal shaft and is operable to be rotated by the micro...
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8152825 |
Medical ultrasound system and handpiece and methods for making and tuning
Several embodiments of medical ultrasound handpieces are described each including a medical ultrasound transducer assembly. An embodiment of a medical ultrasound system is described, wherein the...
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8148170 |
Immunosensors: scFv-linker design for surface immobilization
An apparatus and methods for binding an analyte of interest in a sample are provided. The apparatus comprises a substrate with an exposed surface with an compound, that is electrostatically charged...
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8138656 |
Actuator pump system
An actuator housing unit for a system of layered surfaces, comprising an activated primary surface having a physical shape capable of change when activated by an electrical, chemical, or light...
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8137087 |
Toner preparation method and apparatus, and toner prepared thereby
A method of preparing a toner, including periodically dripping and discharging a droplet of a toner constituent liquid including a resin and a colorant; and solidifying and granulating the droplet,...
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8136952 |
Image capturing apparatus
An image capturing apparatus comprises: an image sensor adapted to opto-electronically convert the image of a subject; an optical member placed in front of the image sensor; first and second...
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8128834 |
Piezoelectric/electrostrictive porcelain composition and piezoelectric/electrostrictive element
A (Li, Na, K)(Nb, Ta)O3 based piezoelectric/electrostrictive porcelain composition obtained by adding a slight amount of a Mn compound to a perovskite type oxide containing Li, Na and K as A-site...
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8123983 |
Actuator element
An ion-conducting layer for an actuator element including (I) a fluorine-containing polymer having a functional group and (II) an ionic liquid. The functional group is selected from —OH, —COOH, —CO...
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8121317 |
Piezoelectric microphone
Provided is a piezoelectric microphone. The piezoelectric microphone includes a plurality of cells each having a lower electrode, a piezoelectric layer, and an upper electrode. The cells can be...
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8114307 |
Piezoelectric body and liquid discharge head
The present invention provides a piezoelectric element and having a piezoelectric body and a pair of electrodes being contact with the piezoelectric body, wherein the piezoelectric body consists of...
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8107650 |
Piezoelectric electroacoustic transducing device
In a piezoelectric electroacoustic transducing device which is to be incorporated in an electronic apparatus such as a portable telephone, and which is used as a sound source, the sound pressure of...
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8093869 |
Apparatus for generating electricity utilizing nondestructive interference of energy
A ferromagnetic material having non-zero magnetoelasticity, and/or nonzero magnetostriction is driven with vibratory mechanical energy at a frequency producing at least one resonant vibratory mode,...
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8093786 |
Piezoelectric composite nanofibers, nanotubes, nanojunctions and nanotrees
Piezoelectric nanostructures, including nanofibers, nanotubes, nanojunctions and nanotrees, may be made of piezoelectric materials alone, or as composites of piezoelectric materials and...
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8093781 |
Electrochemical actuator
The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention...
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8089195 |
Integrated acoustic bandgap devices for energy confinement and methods of fabricating same
The present invention is directed to monolithic integrated circuits incorporating an oscillator element that is particularly suited for use in timing applications. The oscillator element includes a...
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8084925 |
Piezoelectric thin film elemental device, sensor and actuator
A piezoelectric thin film element has a piezoelectric thin film on a substrate, the piezoelectric thin film has a (K1-x,Nax)NbO3thin film expressed by a compositional formula (K1-xNax)NbO3(0
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8080917 |
Driving apparatus, holding apparatus, exposure apparatus, and device fabrication method
A driving apparatus, which drives an object, includes a plurality of piezoelectric elements configured to drive a plurality of portions of the object, a plurality of voltage apply units configured...
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8080854 |
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...
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8075795 |
Piezoelectrics, piezoelectric element, and piezoelectric actuator
A piezoelectric body includes a perovskite type compound that is expressed by a compositional formula being Pb (Zrx Ti1-x)1-y My O3, where M is at least one of Ta and Nb, x is in a range of...
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8067875 |
Networked structure of electroactive polymer-based artificial neuromuscular units
An artificial neuromuscular unit (ANMU) network comprising: a plurality of ANMUs, wherein each ANMU comprises an electroactive polymer (EAP) actuator layer and a uniquely addressable EAP logic...
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8063533 |
Electronic device having piezoelectric pump which may prevent or reduce deterioration of s/n ratio which may be caused by air noise of the pump during a recording operation
An electronic device having a piezoelectric pump. The electronic device includes: an audio input section; an audio recording section recording input sound from the audio input section; a...
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8063545 |
Wafer, wafer polishing apparatus, wafer polishing method, method of fabricating piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic apparatus and radiowave timepiece
To provide a wafer preventing a breakage of a crack or a chip off from being brought about in a polishing step and a polishing apparatus and a polishing method of polishing the wafer, there is...
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8064117 |
Oscillating element, manufacturing method of oscillating element, optical scanning device, image forming device and image display device
An oscillating element which can improve the adhesiveness thereof with an actuator is disclosed. In an oscillating element which includes a substrate which is configured to support an oscillation...
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8056198 |
Method of manufacturing electronic device
A master substrate 15 having a plurality of substrate areas A arranged in a matrix shape is prepared, and a piezoelectric oscillation element 5 is carried in each of the substrate areas A. A main...
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8053947 |
Device for converting thermal energy into electrical energy
A current source and method of producing the current source are provided. The current source includes a metal source, a buffer layer, a filter and a collector. An electrical connection is provided...
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8049148 |
Missile airframe and structure comprising piezoelectric fibers and method for active structural response control
Embodiments of a missile, an airframe and a structure comprising piezoelectric fibers and a method for active structural response control are generally described herein. In some embodiments, a...
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8047995 |
Ultrasonic transducer, method of manufacturing ultrasonic transducer, ultrasonic diagnostic apparatus, and ultrasonic microscope
A ultrasonic transducer of the invention comprises: a transducer cell including a first electrode and a second electrode disposed separated from the first electrode by an air gap portion; and an...
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8042239 |
Piezoelectric/electrostrictive element and method of manufacturing the same
A piezoelectric/electrostrictive element with improved moisture resistance while having less degradation in its piezoelectric/electrostrictive properties and a method of manufacturing such a...
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8040022 |
Forced vibration piezo generator and piezo actuator
Piezoelectric elements for power generation and/or actuation are described. An aspect is directed to generators utilizing piezoelectric elements for electrical power generation. Such a generator...
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8040018 |
Piezoelectric transformer type high-voltage power apparatus and image forming apparatus
A piezoelectric transformer high-voltage power source apparatus, in which a driving voltage determined by a value of a driving frequency is applied to a piezoelectric transformer, and thereby an...
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8035279 |
Electro-mechanical energy conversion devices and systems
There are provided methods for creating energy conversion devices based on the giant flexoelectric effect in non-calamitic liquid crystals. By preparing a substance comprising at least one type of...
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8035089 |
Scanning probe apparatus
In a scanning probe apparatus capable of always effectively canceling an inertial force to suppress vibration even in repetitive use while replacing a sample holding table or a probe, a stage for a...
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8025410 |
Projection device providing reduced speckle contrast
A projection device includes a diffuser and a light source system. The light source system includes a light source, a dichroic element, an actuator, and a reflector. The light source generates a...
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8020264 |
Method of manufacturing a piezoelectric vibrator
There is provided a method of manufacturing piezoelectric vibrators 1. The method includes a process for through holes 35 and 36, which pass through a base substrate wafer, so that openings of the...
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8018291 |
Transistor-based micrometric or nanometric resonant device
The resonant device comprises an electromechanical resonator of nanometric or micrometric size that comprises a mobile element and a fixed element. Detection means provide detection signals...
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8011074 |
Method for manufacture of piezoelectric substrate for a saw device
The present invention provides a composite structure having a supporting substrate between a piezoelectric substrate and a compensation layer. The materials used to form the piezoelectric substrate...
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8014231 |
Digital capacitive membrane transducer
A capacitive membrane is used as a digital sensor. Membranes act as binary devices, such as being in a collapsed or non-collapsed state. By providing drum heads (membranes and associated gaps) with...
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8008836 |
Piezoelectric phase shifter
The disclosed is a piezoelectric phase shifter, which comprises: an input part for inputting input voltages; an output part for outputting output voltages; and a control part for tuning phase...
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8004146 |
Electrically conductive thin film formed from an ionic liquid and carbon nanotubes having a high aspect ratio, and actuator element comprising the thin film
The present invention provides an actuator exhibiting improved performance. The actuator is formed of an electrically conductive thin film formed from an ionic liquid and carbon nanotubes having an...
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8002162 |
Friction-welding device
A friction-welding device for the integral joining of components, having an oscillator, which generates a periodic movement of a component and a welding surface provided thereon relative to...
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