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WO/2015/198882A1 |
The present invention provides a technique for suppressing the formation of a pyrochlore phase, which is an impurity phase, without using a conventional seed layer during the formation of a PZT thin film by sputtering. The present invent...
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WO/2015/194458A1 |
This method for manufacturing a multilayer film is provided at least with a step (A) for forming an electroconductive layer on a substrate, a step (B) for forming a seed layer so as to cover the electroconductive layer, and a step (C) fo...
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WO/2015/195788A1 |
A resonant body high electron mobility transistor is described with resonance frequencies in gigahertz regime, limited by the cutoff frequency of the readout transistor. Piezoelectric materials form the resonating membrane of the device....
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WO/2015/194452A1 |
This multilayer film is obtained by at least sequentially arranging a conductive layer that is formed of platinum (Pt), a seed layer that contains lanthanum (La), nickel (Ni) and oxygen (O), and a dielectric layer on one main surface of ...
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WO/2015/194461A1 |
Provided is a piezoelectric device having a highly reliable join between external electrodes and a low-melting-point solder. This piezoelectric device is a sintered body comprising a main body section and the external electrodes. The ext...
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WO/2015/194453A1 |
This multi-layer film has a first conducting layer, a dielectric layer, and a second conducting layer, which are superimposed in that order on one principle surface of a substrate, wherein the dielectric layer is arranged such that the l...
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WO/2015/190429A1 |
This piezoelectric device is provided, on a substrate (11), with a support layer (14), a lower electrode (15), a piezoelectric film (16) and an upper electrode (17) in this order. The substrate (11) is provided with a first opening (23) ...
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WO/2015/190064A1 |
A vibration-type angular velocity sensor is provided with a vibration isolation spring structure (25) at a part connecting a fixed part (20), movable part (30), and beam part (40). As a result, during an unnecessary vibration mode having...
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WO/2015/190322A1 |
This piezoelectric device is provided with: a substrate (1); a piezoelectric layer (4) which is arranged above the substrate (1) and is supported by the substrate (1) directly or indirectly such that at least a part thereof forms a membr...
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WO/2015/190103A1 |
In the present invention, when one direction of the plane directions of a substrate (10) is a first direction and the direction perpendicular to the first direction of the plane directions of the substrate (10) is a second direction, an ...
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WO/2015/190105A1 |
Within a housing portion (11) in which recessed portions (13, 14) are formed, a circuit board (40) is arranged on the bottom surface of the recessed portions (13, 14), through an intervening first connecting member (51). An acceleration ...
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WO/2015/190104A1 |
In the present invention, a physical quantity sensor is provided with: a detection unit (415) that outputs a detection signal (430) according to the oscillations of an oscillating body (312) in an angular velocity sensor (30); and a self...
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WO/2015/185027A1 |
The invention relates to a method for unwinding and laying a thin film from a roll having a stationary shaft, wherein the film (14) is wound onto a vacuum roll (25), wherein a vacuum is applied to some sections of the surface of the vacu...
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WO/2015/185028A2 |
In an electromechanical transducer comprising a plurality of stacked films made of an electroactive polymer, further comprising electrodes that are placed on top of one another, are applied to the films, and are each provided with at lea...
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WO/2015/182228A1 |
A piezoelectric actuator (21a) has a lower electrode (24), a piezoelectric thin film (25), and an upper electrode (26) in this order on a substrate (22). The piezoelectric thin film (25) has: a polycrystalline film (25p) containing a plu...
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WO/2015/181732A1 |
A read circuit for an electrical signal produced by a POSFET device is disclosed which comprises a transconductance amplifier (4) connected at its inverting input to the output of the POSFET device (1), at least one neuron (8a, 8b) conne...
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WO/2015/183944A1 |
In an embodiment, a tile device includes a plurality of piezoelectric transducers elements and a base adjoining and supporting the plurality of piezoelectric transducers elements. The base includes integrated circuitry programmed to succ...
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WO/2015/183220A1 |
The invention relates to the energy generation module (2) which provides energy generation in production machines (5) operating with pressing force from said pressing force, and which is located on the surfaces where the pressing force o...
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WO/2015/178196A1 |
Provided is a piezoelectric thin film having piezoelectric properties which do not readily deteriorate. The piezoelectric thin film (3) includes: a potassium sodium niobate represented by general formula (1), namely (K1-xNax)NbO3; and Ca...
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WO/2015/176711A1 |
The invention relates to an ultrasonic actuator made of polarised piezoelectric material in the form of a single-layer or multilayer flat rectangular plate with two main faces, which are the largest faces in terms of surface area, at lea...
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WO/2015/178197A1 |
Provided is a piezoelectric thin film which exhibits excellent piezoelectric properties, and in which different phases are not readily generated. The piezoelectric thin film (3) includes a composition represented by the general formula (...
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WO/2015/174265A1 |
This ferroelectric thin film comprises lead zirconate titanate niobate. In said ferroelectric thin film, the ratio (a) of number of moles of lead to the total number of moles of zirconium, titanium, and niobium is greater than or equal t...
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WO/2015/174651A1 |
The present invention relates to a transparent stack type actuator using a PVDF-based polymer and a graphene electrode. The present invention is characterized in that a single layer of a PVDF-based polymer film with a predetermined lengt...
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WO/2015/172589A1 |
A post-treatment method for a pyroelectric relaxor ferroelectric single crystal, sequentially comprising grinding and chemical mechanical polishing being successively carried out on a first surface of a single crystal, grinding and chemi...
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WO/2015/170656A1 |
[Problem] The purpose of the present invention is to provide a piezoelectric oxide single crystal substrate which has low warpage, no breakage or scratching, and excellent temperature characteristics and which is used in surface acoustic...
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WO/2015/171726A2 |
A system and method provides a piezoelectric stack arrangement for reduced driving voltage while maintaining a driving level for active piezoelectric materials. A stack arrangement of d36 shear mode <011> single crystals of both an X-cut...
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WO/2015/169836A1 |
The present invention pertains to a fluoropolymer composition, to a process for the manufacture of said fluoropolymer composition and to uses of said fluoropolymer composition in various applications, in particular to uses of fluoropolym...
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WO/2015/170446A1 |
A piezoelectric device is equipped with a laminate film composed of: a first oriented film layer and a second oriented film layer; a first weakly oriented polylactic acid layer which is bound to the first oriented film layer and is compo...
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WO/2015/171224A1 |
A transducer includes first and second piezoelectric layers made of corresponding different first and second piezoelectric materials and three or more electrodes, implemented in two or more conductive electrode layers. The first piezoele...
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WO/2015/166914A1 |
A piezoelectric element is provided with a sintered metal (1) that contains a base metal, and a piezoelectric ceramic (2) that is provided integrally with the sintered metal (1). The piezoelectric ceramic (2) contains a Perovskite compou...
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WO/2015/167014A1 |
Provided is a sound wave detection element having: a porous resin body made from a resin free from dipoles which occur due to molecular and crystalline structures; and a pressure-resistant housing.
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WO/2015/166700A1 |
Provided is an insulated substrate having an electroconductive pattern in which an electroconductive material can be prevented from delaminating using a simple structure. This insulated substrate (10) having an electroconductive pattern ...
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WO/2015/167013A1 |
Provided is a sound wave and shock detection element having: a porous resin body made from a resin free from dipoles which are caused by molecular and crystalline structures; and an external force-absorbing sheet.
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WO/2015/162888A1 |
This angular speed sensor has: a first substrate (20) having a first surface (20a) and a second surface (20b) on the opposite side from the first surface; a vibrating body (22) formed on the first substrate, the vibrating body having dri...
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WO/2015/162955A1 |
Provided are an ultrasonic transducer and an ultrasonic medical apparatus that reduce stress and have excellent vibration transmission efficiency. An ultrasonic transducer (1) is characterized in being provided with: two metal blocks (2)...
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WO/2015/163586A1 |
The present invention relates to a haptic feedback device using a piezoeletric polymer. The present invention comprises: a film vibrator; a touch sensor array installed at an upper side of the film vibrator; and a film vibrator controlle...
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WO/2015/162146A1 |
Disclosed is a piezoelectric actuator (1) for an ultrasonic motor in the shape of a plate with two main surfaces (2) representing the largest surfaces of the plate, where at least one friction element (16) is arranged at one of said main...
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WO/2015/164200A1 |
A piezoelectric composite for use in an ultrasonic transducer and a method of forming the same is provided. The composite (100) has a piezoelectric ceramic component (102) and a hydrophobic polymer (104) component arranged to form a 1-3,...
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WO/2015/163070A1 |
This piezoelectric element (27) has a piezoelectric body layer (for example a piezoelectric thin film (25)) on an underlayer (for example a bottom electrode (24)). The piezoelectric body layer has orienting characteristics that are the s...
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WO/2015/163685A1 |
A lead-free piezoelectric material for a vehicle knock sensor is formed at a sintering temperature of from 940 to 980℃, and comprises: (Na1-xKx)NbO3; and an additive CuO of z mol%, wherein x is 0.5 or 1, and 0.5≤z≤2.0.
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WO/2015/159573A1 |
A scanner unit (10) includes a tubular elastic body (2) having marks (6, 7) provided outside a prescribed bonding area (R) arranged on the outer surface of the elastic body; and a piezoelectric element (1) bonded to the bonding area (R)....
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WO/2015/160864A1 |
Devices, systems and methods for the parallel detection of a set of distinct nucleic acid sequences use multiple sequence amplification and simultaneous hybridization readout. An automated nucleic acid analysis system comprises in microf...
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WO/2015/159832A1 |
The purpose of the present invention is to provide a very flexible dishcloth-shaped transducer by using a general-purpose fibrous material and fabricating a conventional woven and knitted structure. The present invention is a transducer ...
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WO/2015/161257A1 |
A monolithic integration of phase change material (PCM) switches with a MEMS resonator is provided to implement switching and reconfiguration functionalities. MEMS resonator includes a piezoelectric material to control terminal connectio...
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WO/2015/155933A1 |
Provided is a lead-free piezoelectric ceramic composition having high piezoelectric properties. The lead-free piezoelectric ceramic composition fulfils a molar ratio (Na/K) for Na (sodium) and K (potassium) in the main phase thereof of 0...
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WO/2015/154949A1 |
In a piezo-electrically actuated fuel injector, a method of determining or providing a measure the gap between the end of the piezo electric stack/actuator and the valve, and/or the point at which the gap is zero, comprising energising t...
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WO/2015/155661A1 |
The present invention relates to pinch valves and in particular to such pinch valves controlled with a piezoelectric linear actuator assembly for controlling the flow through a flexible tube disposed within a pinch valve body by controll...
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WO/2015/155746A1 |
A device for harvesting energy from a fluidic flow, including a flexible structure (4, 6, 8, 10, 12, 66, 70) formed by: a base layer (12); a conductive layer (8), made of a conductive material and laid on the base layer (12); and a piezo...
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WO/2015/155931A1 |
Provided is a lead-free piezoelectric ceramic composition having high piezoelectric properties. The lead-free piezoelectric ceramic composition fulfils a molar ratio (Na/K) for Na (sodium) and K (potassium) in the main phase thereof of 0...
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WO/2015/153798A1 |
A galvanically isolated voltage sensor is provided which includes a mechanically integral piezoelectric transformer assembly coupled to a modulation circuit. The modulation circuit receives a source voltage signal to be measured and modu...
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