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WO/2017/203174A1 |
The invention relates to a method for producing a layer of composition AA'BO3, where A is composed of at least one element selected from: Li, Na, K, Ca, Mg, Ba, Sr, Pb, La, Bi, Y, Dy, Gd, Tb, Ce, Pr, Nd, Sm, Eu, Ho, Zr, Sc, Ag and Tl, an...
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WO/2017/204015A1 |
Disclosed is a laminated piezoelectric element (1) that is provided with: a laminated body (15) having an active section (13), in which piezoelectric layers (11) and internal electrode layers (12) are alternately laminated, and an inacti...
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WO/2017/204057A1 |
A gyro sensor according to one mode of embodiment of the present technology is provided with a transducer body and a detecting portion. The transducer body includes at least one arm portion and a supporting portion which supports the arm...
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WO/2017/202652A1 |
The invention is directed to a transparent piezoelectric device (2) comprising a transparent substrate (4); a transparent piezoelectric layer (6); a transparent layer (8) of interdigitated electrodes. The transparent piezoelectric layer ...
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WO/2017/203211A1 |
A lead-free piezoelectric and/or electrostrictive ceramic material having the general formula: (1-x) K0.5Bi0.5TiO3 - x[Bi(RE)Fe(Ti)O3]; wherein RE = non-radioactive rare earth elements as defined by IUPAC and wherein 0.01 < x < 0.25.
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WO/2017/203757A1 |
Fluctuation in the temperature characteristics of the resonance frequency is suppressed in a step for adjusting resonance. The invention has: a base; a first electrode and a second electrode; and a piezoelectric film provided between the...
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WO/2017/198597A1 |
The invention involves providing a reset signal before and or after one or more actuation signals to an electroactive polymer structure of an actuator. The reset signal can cause relaxation of defects such as e.g. trapped charge, dipoles...
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WO/2017/199705A1 |
The present invention provides a piezoelectric element manufacturing method. The manufacturing method is a method of manufacturing a piezoelectric element comprising a piezoelectric body composite in which a piezoelectric body configured...
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WO/2017/199634A1 |
A piezoelectric body comprises a single crystal of magnesium niobate lead titanate. The piezoelectric body has a surface arithmetic mean height of not less than 50 nm and not more than 200 nm. The piezoelectric body has a surface sharpne...
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WO/2017/199668A1 |
Disclosed is a piezoelectric actuator 10 that is provided with a piezoelectric element 1, and a case 2, which houses the piezoelectric element 1 such that the piezoelectric element is pressed from the top and bottom, said case having a c...
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WO/2017/195014A1 |
A vibrational multi-morph piezoelectric energy harvester includes a composite shim having a parallelepiped form with a thickness dimension made smaller than width and length dimensions, and having a stiffness shifting from one extremity ...
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WO/2017/196680A1 |
A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device includes a substrate, an edge support structure connected to the substrate, and a membrane connected to the edge support structure such that a cavity is defined between th...
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WO/2017/195701A1 |
This piezoelectric element driving circuit is provided with: a piezoelectric element that is driven at a prescribed frequency and that has a resonance frequency (2n+1) times higher than the prescribed frequency (n is a prescribed natural...
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WO/2017/196080A1 |
The present invention relates to a piezoelectric ceramic sintered body, a method for manufacturing a piezoelectric ceramic sintered body, and an electronic device and, more specifically, to: a piezoelectric ceramic sintered body to be us...
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WO/2017/196683A1 |
A Piezoelectric Micro machined Ultrasonic Transducer (PMUT) device is provided. The PMUT includes a substrate and an edge support structure connected to the substrate. A membrane is connected to the edge support structure such that a cav...
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WO/2017/195416A1 |
A resonator, wherein a shift in resonance frequency is suppressed. The present invention is provided with: a vibration part having three or more vibration arms each having a fixed end and an open end, at least two of the three or more vi...
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WO/2017/195983A1 |
The present invention comprises: a photographing unit for capturing a three-dimensional image of the surrounding of a moving robot and extracting depth image information on the captured three-dimensional image; an obstacle detection unit...
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WO/2017/194591A1 |
The invention relates to an actuator device (1) for providing at least two actuator positions, comprising an elastic bending element (2), which at at least one fastening point (31, 32, 34) is held such that by exerting a switching torque...
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WO/2017/191542A1 |
An intraocular lens (IOL) has a clear optic and means for actuating change in curvature in at least a portion the clear optic. The intraocular lens (IOL) can have anterior and posterior portions spaced apart by a cavity, and an actuator ...
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WO/2017/192899A1 |
An electronic device includes a plurality of CMOS control elements arranged in a two-dimensional array, where each CMOS control element of the plurality of CMOS control elements includes two semiconductor devices. The plurality of CMOS c...
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WO/2017/193092A1 |
A piezoelectric material and method of making the same having a large voltage coefficient and method of making the same. The piezoelectric material after formation may have a piezoelectric voltage coefficient of at least 115x10-3 Vm/N a ...
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WO/2017/192890A1 |
A Piezoelectric Micromachined Ultrasonic Transducer (PMUT) device is provided. The PMUT includes a substrate and an edge support structure connected to the substrate. A membrane is connected to the edge support structure such that a cavi...
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WO/2017/192539A1 |
Improved drilling systems and methods may include piezoelectric actuator(s) in a drill string at one or more locations to minimize or eliminate stick-slip while drilling. For example, piezoelectric actuators may be incorporated into the ...
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WO/2017/188856A1 |
A door handle assembly contains an inner handle (1) with a flange (2), connected via a hollow stem (5) to an outer handle (3), a securing element (6) disposed on the inner handle (1) and connected via a drive rod (7) to a latch (6) and t...
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WO/2017/186758A1 |
The invention relates to a multi-layered component (1), in particular a pressure sensor, comprising a base body (2) with a plurality of ceramic layers (3) and internal electrodes (4, 5). The multilayer component (1) has external electrod...
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WO/2017/186735A1 |
A field driven electroactive polymer actuator which is actuated using an actuation drive having a profiled portion having a start voltage and an end voltage and a duration of at least 25ms followed by a steady state drive portion based o...
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WO/2017/186759A1 |
The invention relates to a multilayer component (1) having a main body (1a) with a large number of alternately arranged ceramic layers (2) and inner electrodes (3a, 3b), and at least two outer electrodes (4a, 4b) for making electrical co...
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WO/2017/188072A1 |
Provided are an ultrasonic device, an ultrasonic module and an ultrasonic measuring device that have a high ultrasonic wave transmission and reception efficiency. This ultrasonic device is provided with: a base plate which has a first op...
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WO/2017/183646A1 |
[Problem] To provide a composite sensor that is capable of detecting static acceleration in addition to angular velocity and that can be readily manufactured while allowing a compact implementation. [Solution] Provided is a composite sen...
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WO/2017/181912A1 |
A lead-free piezoelectric ceramic material and lead-free piezoelectric component. The piezoelectric ceramic material comprises a substrate. The substrate is a layered bismuth-based compound. The substrate is doped with at least one of th...
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WO/2017/183708A1 |
In the vibration detecting method, vibration sensor, vibration detecting device, vibration detecting program and vibration detecting system according to the present invention: a vibration input surface portion and a vibration suppression...
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WO/2017/183157A1 |
An optical fiber scanner (1) is provided with the following: an optical fiber (2); an elastic member (3) which is fixed to the outer circumferential surface of the optical fiber (2) and which covers a longitudinal-direction portion of th...
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WO/2017/182263A1 |
The invention relates to a hard lead-zirconate-titanate (PZT) ceramic of general structure AB03, wherein the PZT ceramic has on the B areas a doping with Mn and on the A areas and/or on the B areas a doping with Cu. The invention also re...
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WO/2017/182473A1 |
The invention relates to an actuator device, comprising at least one static unit (10a; 10b), at least one electromagnetic actuator element (12a-d; 13d) that is movable relative to the static unit (10a; 10b), and at least one shape memory...
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WO/2017/180633A1 |
An optoelectronic or electronic device structure, including an active region on or above a polar substrate, wherein the active region comprises a polar p region. The device structure further includes a hole supply region on or above the ...
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WO/2017/178773A1 |
The invention relates to a magneto-electric converter (200), capable of converting a variation in magnetic field into a potential difference between two electrical terminals (202, 203); the converter including: a support layer (50) compr...
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WO/2017/180721A1 |
Provided herein are substituted haloimidazole crystals, the substituted haloimidazole crystal comprising a substituted haloimidazole compound wherein the substituents are selected from the group consisting of hydrogen, an alkyl, and a ha...
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WO/2017/178501A1 |
The invention relates to method for obtaining an elastically-flexible piezoelectric structure (150), characterized in that it comprises steps of: depositing a piezoelectric thin layer (110) on a chemical etching sensitive metallic sacrif...
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WO/2017/178772A1 |
The invention relates to a generator of electricity comprising: a converter (200) including two electrical terminals, which converter is able to convert a variation in a magnetic field (B) into a potential difference across the two elect...
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WO/2017/176209A1 |
Disclose displacement connectors of high bending stiffness, high-performance piezoelectric actuators and derivative devices made of such. The connector has circumferentially alternating recess housings which, when fitted with the intende...
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WO/2017/175660A1 |
Provided is an ultrasonic transducer provided with a flexible film and a piezoelectric element provided to the flexible film. The piezoelectric element has a piezoelectric body and a first electrode, second electrode, third electrode, an...
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WO/2017/175755A1 |
Provided is a composite wafer that is free of cracking and peeling at the bonding interface between a support wafer and an oxide single crystal thin film and in which a thin film of an oxide single crystal, which is lithium tantalate or ...
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WO/2017/172059A1 |
Embodiments of the invention include a switching device that includes an electrode, a piezoelectric material coupled to the electrode, and a movable structure (e.g., cantilever, beam) coupled to the piezoelectric material. The movable st...
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WO/2017/170616A1 |
The present invention addresses the problem of providing a bimorph-type piezoelectric film that makes it possible to provide a pressure-sensitive sensor and the like that are not susceptible to the influence of pyroelectric noise due to ...
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WO/2017/169470A1 |
In the present invention, in a drive region in which a piezoelectric body of an inkjet head is displaced, the ratio a/b of the length a in the longitudinal direction and the length b in the transverse direction within a plane that is per...
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WO/2017/168722A1 |
This optical fibre scanner (1) is provided with an optical fibre (2), and a fixed member (3) which is fixed to the outer circumferential surface of the optical fibre (2). The fixed member (3) is provided with: two vibration parts (51, 52...
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WO/2017/173211A1 |
Circuitry for ultrasound devices is described. A multilevel pulser is described, which can provide bipolar pulses of multiple levels. The multilevel pulser includes a pulsing circuit and pulser and feedback circuit. Symmetric switches ar...
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WO/2017/173204A1 |
Circuitry for ultrasound devices is described. A multilevel pulser is described, which can provide bipolar pulses of multiple levels. The multilevel pulser includes a pulsing circuit and pulser and feedback circuit. Symmetric switches ar...
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WO/2017/168809A1 |
This optical fibre scanner (1) is provided with an optical fibre (2), and a fixed member (3) which is fixed to the outer circumferential surface of the optical fibre (2). The fixed member (3) is provided with: two vibration parts (51, 52...
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WO/2017/171854A1 |
Embodiments of the invention include a piezo-electric mirror in an microelectronic package and methods of forming the package. According to an embodiment the microelectronic package may include an organic substrate with a cavity formed i...
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