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WO/2020/170937A1 |
Provided is an oscillation device that allows for improved productivity, improved reliability, and increased vibration efficiency. An oscillation device 1 is provided with: an oscillator plate 6 comprising first and second oscillating ...
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WO/2020/170962A1 |
An embodiment of the present invention relates to a piezoelectric sensor and a method for manufacturing the piezoelectric sensor, and the piezoelectric sensor includes, in order, a metal layer, a piezoelectric electric layer, and a condu...
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WO/2020/170624A1 |
The present invention comprises: a rod (10) used as a rod-shaped member; an electroconductive polymer actuator (20) having an electroconductive polymer (22) that expands and contracts in a prescribed direction due to electric current; an...
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WO/2020/170610A1 |
[Problem] The purpose of the present invention is to provide a piezoelectric body that has higher performance indexes (d33, e33, C33, g33, k2) than aluminum nitride to which no element is added. [Solution] The present invention is repres...
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WO/2020/169261A1 |
The invention relates to a 3D-printing injector having an electrically controllable actuator and means for cooling, and thus for removing heat from the actuator, according to the preamble of claim 1. In order to adhere to a load spectrum...
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WO/2020/165270A1 |
The present application relates to an electronic device comprising a piezoelectrically active composite layer as well as a method for producing such electronic device. The present application also relates to an electronic apparatus compr...
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WO/2020/166562A1 |
This piezoelectric composition contains: at least one element selected from the alkali metal elements; at least one element selected from the group consisting of palladium, niobium, and tantalum; copper or copper and germanium; and oxyge...
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WO/2020/165725A1 |
The present invention relates to a matrix of sensors for detecting pressure on wide areas, comprising first and second conductive layers (20, 40) and a polymeric active matrix (30), the polymeric matrix comprising a semi-conducting polym...
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WO/2020/164756A1 |
The present invention relates to a hybrid energy harvesting unit (1) configured to har- vest energy when being attached to an object (2) in motion. The hybrid energy har- vesting unit (1) may be configured to be attached to the object (2...
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WO/2020/166120A1 |
A piezoelectric driving section (120) is formed of a plurality of layers, and is directly or indirectly supported by a base part (110). The piezoelectric driving section (120) includes a piezoelectric layer (130), an upper electrode laye...
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WO/2020/166830A1 |
A display device and an electronic device including the same are provided. The display device includes a cover glass, a substrate disposed under the cover glass, a display light emitting layer disposed between the cover glass and the sub...
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WO/2020/160897A1 |
The present invention relates to a sensor, comprising a sensor element and an interconnect. The interconnect is configured to be arranged at the sensor element. The interconnect comprises at least a carrier film provided with metallic la...
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WO/2020/161937A1 |
The present disclosure addresses the problem of facilitating improvement of a degree of freedom of shape or dimension. A sensor device (1) is provided with a sensor element (2), a substrate (3), and bonding wires (6). The sensor element ...
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WO/2020/161134A1 |
Energy harvesting device comprising: a first layer (1) of electrically conductive textile fabric material; a second layer (2) of electrically conductive textile fabric material; a layer of piezoelectric polymer film (3) arranged between ...
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WO/2020/161353A1 |
The invention relates to a method for producing a piezoelectric stack actuator and to a piezoelectric stack actuator that is preferably produced according to the method. To increase the service life of a piezoelectric stack actuator made...
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WO/2020/162436A1 |
The present disclosure addresses the problem of facilitating improvement of a degree of freedom of shape or dimension. A sensor device (1) is provided with a sensor element (2), a substrate (3), and bonding wires (6). The sensor element ...
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WO/2020/161997A1 |
[Problem] The purpose of the present invention is to provide: a nitride piezoelectric substance having a piezoelectric constant d33 higher than that of aluminum nitride having added thereto scandium at the same concentration; and a MEMS ...
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WO/2020/158635A1 |
The present invention provides a composition for forming a polyvinylidene fluoride film, which contains: a polyvinylidene fluoride; at least one surfactant that is selected from among sulfuric acid-based surfactants, sulfonic acid-based ...
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WO/2020/156828A1 |
An actuator device has an ionic electroactive material actuator unit (50) comprising a unitary membrane (52) with first and second actuation electrodes (54, 56) on the unitary membrane (52). A DC drive signal is applied between the actua...
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WO/2020/158952A1 |
The purpose of the present invention is to obtain a vibration sensor suitable for improving vibration sensing precision. The vibration sensor according to one aspect of the present invention is characterized by having: a substrate having...
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WO/2020/156632A1 |
The invention relates to a method for applying at least one silicon layer by means of laser transfer printing. The method is suitable for producing sensors, actuators, and other EAP layer systems. The silicon layer can be used in said sy...
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WO/2020/160002A1 |
A method of forming a multiple layer, hybrid interposer structure includes forming a plurality of first openings through a substrate, the substrate comprising a heat spreading material; forming a first metal material within the plurality...
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WO/2020/155194A1 |
The present application relates to the technical field of semiconductors, and disclosed therein is a method for fabricating a resonator. The method for fabricating a resonator comprises: preprocessing a substrate to form a medium layer h...
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WO/2020/157999A1 |
A piezoelectric sensor (10) has a long sheet-like shape and comprises a piezoelectric layer (11) that includes an elastomer and piezoelectric particles and electrode layers (12a, 12b) that are disposed sandwiching the piezoelectric layer...
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WO/2020/153592A1 |
Disclosed is a method of producing a lead-free perovskite piezoelectric thin film, the method comprising: a step of forming a first synthetic solution and a second synthetic solution; a step of coating the first synthetic solution onto a...
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WO/2020/153289A1 |
This piezoelectric element comprises an element body, an internal electrode, and an external electrode. The electrode body has a first main surface and a second main surface facing each other. The internal electrode is disposed in the el...
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WO/2020/152237A1 |
The invention relates to an actuator (1), which can be moved from a starting position into a working position, and which has at least one actuator element (2) that can be changed with respect to its dimensions by way of an electrical sig...
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WO/2020/152483A1 |
The invention provides a process for the preparation of a bismuth sodium titanate (BNT) compound of formula (I) wherein A is one or more of Bi, Na, Li, K, Mg, Ca, Sr, Ba, La, Al, Cu, Eu, Ag and Zn; B is one or more of Ti, Nb, Ta, Zr, Fe,...
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WO/2020/151782A1 |
The invention relates to a module (1) for a displaying and/or operating device (10). The module (1) comprises a first transparent electrode (3) having a first matrix of a plurality of electrode islands (3a, 3b, 3c); a transparent piezoel...
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WO/2020/154227A1 |
An ultrasonic actuator with increased radiating surface is presented. The increased radiating surface is provided by a plurality of piezoelectric stacks that are each compressed by action of a respective bolt against a common backing str...
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WO/2020/152905A1 |
Provided is a stacked piezoelectric element that is capable of accurately and efficiently operating a target. The stacked piezoelectric element 100 comprises a stacked structure 50 in which a plurality of piezoelectric body layers have...
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WO/2020/153075A1 |
A grip load detection device (10, 20) characterized by comprising: a tubular casing (11, 61) to be gripped by a user; and a sensor (15, 63) attached to the casing (11, 61), for detecting load applied to the casing (11, 61) when gripped b...
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WO/2020/150074A1 |
An approach to a reduced-head hard disk drive (HDD) involves an actuator elevator assembly for moving an actuator assembly along at least one support feature to provide a head slider access to at least two different disk media of a disk ...
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WO/2020/150269A1 |
A footwear component is disclosed. In various embodiments, the footwear component includes a foam substrate having an upper surface and a lower surface extending in a lateral direction; and a sensing circuit between the upper surface and...
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WO/2020/144578A1 |
Piezoelectric composites are described. A piezoelectric composite can include a polymeric matrix, piezoelectric additive(s), and polyol. Methods of making and using the piezoelectric composite are also described.
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WO/2020/146542A1 |
A footwear apparatus has a bottom portion on which a foot of a user is positioned. The bottom portion has a heel portion and a toe portion. Further, the footwear apparatus has a rear portion operably attached to the heel portion. Additio...
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WO/2020/144941A1 |
This piezoelectric device includes: a film (12) that has a first main surface and a second main surface, and has piezoelectric properties; a first substrate (10) that is disposed on the first main surface side of the film (12); and a fir...
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WO/2020/146226A1 |
Embodiments related to a haptic actuator for transmitting heat and/or mechanical vibrations to an adjacent surface are disclosed. The haptic actuator may include a heating membrane, one or more supports, and a body. The one or more suppo...
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WO/2020/140501A1 |
Provided are a flexible element and a method for controlling deformation thereof. The flexible element comprises one or more flexible units. Each flexible unit comprises a first electrode, a second electrode, an electroactive polymer lay...
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WO/2020/142400A1 |
Various methods and systems are provided for forming a flexible circuit (1300). In one example, a method includes forming a flexible circuit (1300) comprising a plurality of contact pads (908,1112,1122) arranged into a plurality of rows,...
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WO/2020/141871A1 |
Disclosed is a preparation method for a carbon nanotube foam, the method comprising: a step of dispersing carbon nanotubes in at least one solvent selected from the group consisting of cyclohexane, benzene, water (H2O), 1,4-dioxane, tert...
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WO/2020/137265A1 |
This vibrating structure (1) is provided with: a film (12) that has a first electrode (121) on a first main surface and that deforms in the surface direction thereof due to a voltage being applied thereto; a frame member (10) connected t...
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WO/2020/132996A1 |
A single crystal piezoelectric film bulk acoustic resonator and a manufacturing method thereof. The manufacturing method comprises: forming a piezoelectric structure and a top electrode at a donor substrate, wherein the top electrode is ...
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WO/2020/136420A1 |
A piezoelectric device comprising a membrane comprising fibres of a polyhydroxyalkanoate (PHA), having average diameter comprised between 100 nm and 2000 nm, and at least one oxide having piezoelectric properties in a subdivided form hav...
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WO/2020/137266A1 |
A vibrating structure (1) comprising: a piezoelectric film (12) that deforms in a surface direction by adding voltage; a frame member (10) connected to the piezoelectric film (12); a vibration unit (14) supported by the frame member (10)...
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WO/2020/137861A1 |
[Problem] To provide a magnetic sensor capable of reducing 1/f noise by mechanically displacing a magnetic path, without using an MEMS structure requiring a high temperature process. [Solution] This magnetic sensor 1 comprises: a sensor ...
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WO/2020/136983A1 |
A piezoelectric transducer (100) is provided with a base part (110), a plate-shaped part (120), and a plurality of beam parts (130). The base part (110) has an annular outline as seen from the up/down direction. The plate-shaped part (12...
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WO/2020/136994A1 |
In the present invention, each of a plurality of beam parts (122) is connected to an outer peripheral side surface (122a) of a plate-shaped part (121), and extends so as to draw away from the plate-shaped part (121). The plurality of bea...
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WO/2020/132997A1 |
A single crystal piezoelectric thin film bulk acoustic wave resonator and a forming method therefor, the forming method comprising: forming a piezoelectric structure and a bottom electrode on a donor substrate, wherein the bottom electro...
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WO/2020/128265A1 |
The invention relates to a copolymer comprising units derived from fluorinated monomers of formula (I): (I) CX1X2=CX3X4, in which X1, X2, X3 and X4 are each independently chosen from H, F and alkyl groups comprising from 1 to 3 carbon at...
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