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Matches 151 - 200 out of 38,994

Document Document Title
WO/2022/151472A1
A piezoelectric device comprises: a substrate (12) and a lead magnesium niobate-lead titanate (PMNPT) piezoelectric film on the substrate (12). The PMNPT film comprises: a thermal oxide layer (20) on the substrate (12); a first electrode...  
WO/2022/153317A1
A system and a method of monitoring physical properties of a physical medium over time are provided herein. The method may include the following steps: embedding a plurality of acoustic sensors into a physical medium before curing thereo...  
WO/2022/153800A1
This piezoelectric element 10 comprises: a piezoelectric electromagnetic device 1 containing, as the main component, a composite oxide having a perovskite-type crystal structure; a first electrode 2a provided on a first surface 1a of the...  
WO/2022/153681A1
A piezoelectric ceramic according to one aspect of the present invention contains Pb, Zr, Ti, Zn, Nb, Mn, and O as constituent elements and includes a compound having a Perovskite structure as a main component. The average particle size ...  
WO/2022/152375A1
A curved shape, lightweight, two-directional actuator unit (11) for operating the rotator part of an adjustable aperture unit (12) to adjust the blade positions, via mechanical coupling, in a variable iris system (15) of a mobile camera ...  
WO/2022/152670A1
The invention relates to a transduction detection device comprising a substrate (1), at least one mass (2) that is movable relative to the substrate and a suspended strain gauge provided with a piezoresistive element (3) which comprises ...  
WO/2022/153680A1
A piezoelectric ceramic according to one aspect of the present invention comprises, as a main component, a compound containing Pb, Zr, Ti, Zn, Nb, Mn and O as constituent elements and having a Perovskite-based structure, wherein, in X-ra...  
WO/2022/152804A1
The invention relates to a material deposition method comprising: providing a substrate (2); forming a film of HfO2 (4) by chemical solution deposition, CSD, on the substrate (2); depositing a solution of PbTiO3 on the film of HfO2 (4); ...  
WO/2022/149548A1
The present invention addresses the problem of providing a piezoelectric film comprising a piezoelectric layer with an electrode layer provided on both surfaces thereof, and a protective layer provided on a surface of each of the electro...  
WO/2022/149402A1
[Problem] To provide: a transducer in which the degree of freedom during deformation and the risk of fracturing can be suppressed; and a method for manufacturing said transducer. [Solution] In order to achieve this objective, a transduce...  
WO/2022/148945A1
An improved electrical element (20) is provided, comprising a ceramic member, wherein said ceramic member comprises at least one layer (31) having a depth; and first (41) and second (42) electrode layers disposed adjacent the at least on...  
WO/2022/145059A1
This film structure (10) comprises: a substrate which is an Si substrate or an SOI substrate; a buffer film which is formed on the substrate and contains ZrO2; and a piezoelectric film (11) which is formed on the buffer film. With respec...  
WO/2022/146158A1
The invention relates to electrical engineering and nanotechnology and can be used in the manufacture of a wide range of electrical products. The claimed method solves the technical problem of creating a flexible piezomaterial using cond...  
WO/2022/135905A1
The present invention relates to a drive device (1), in particular for a piezoelectric inertial or resonant drive. The drive device (1) comprises: a housing (2); at least two actuators (3), which are arranged inside the housing (2), cont...  
WO/2022/136194A1
The invention relates to a transducer element (1) based on dielectric elastomers, said transducer element comprising: a carrier board (2), the carrier board having first contact surfaces (6) which are conductively connected to a first co...  
WO/2022/130911A1
In a piezoelectric driving element (1), one fixed end (E1) is fixed to a support (40) and another free end (E2) is a driven cantilever-type piezoelectric driving element. The piezoelectric driving element (1) is provided with first piezo...  
WO/2022/129793A1
The invention relates to a composite article (400) comprising at least one electronic system (310, 311, 312, 313), incorporated into the surface or within the volume of a thermoplastic matrix (320). The electronic system comprises at lea...  
WO/2022/132976A1
A system includes an active micro-electric mechanical system (MEMS) cooling system and a drive system. The MEMS cooling system includes cooling element(s) that direct fluid toward a surface of heat-generating structure(s) when driven to ...  
WO/2022/128208A1
A biosensor assembly (10) comprises a plurality of biosensor units which are juxtaposed next to one another. Respective portions (P) of a continuous piezoelectric monocrystal layer (1) are dedicated to the biosensor units, and Bragg soli...  
WO/2022/126452A1
An electret membrane (100), a preparation method, a refrigerator body assembly (200) and a refrigeration apparatus (300). The electret membrane (100) comprises: an electret material matrix (102); and a metal electrode (104), which is arr...  
WO/2022/132064A1
The present invention relates to a fully implantable device for mimicking the natural hearing mechanism of the ear and producing auditory signals to stimulate the auditory nerves.  
WO/2022/131841A1
The present invention relates to a piezoelectric material having improved piezoelectric properties. In order to manufacture the piezoelectric material having improved piezoelectric properties according to the present invention, the cryst...  
WO/2022/124793A1
The present invention relates to a piezoelectric single crystal-polycrystalline ceramic composite, a preparation method therefor, and piezoelectric and dielectric application components using the piezoelectric single crystal-polycrystall...  
WO/2022/124185A1
The problem of the present invention is to provide a magnetostrictive power generation device that is excellent in low cost and durability and can achieve a power generation amount equal to or exceeding those of conventional magnetostric...  
WO/2022/124794A1
The present invention relates to a piezoelectric single crystal including an internal electric field, a manufacturing method therefor, and piezoelectric and dielectric application components using the piezoelectric single crystal. The pi...  
WO/2022/123196A1
The present disclosure relates to circuitry for driving a capacitive load. The circuitry comprises amplifier circuitry configured to receive a drive signal and to output an output signal, based on the drive signal, to the capacitive load...  
WO/2022/124792A1
The present invention relates to a piezoelectric single crystal, a fabrication method therefor, and piezoelectric and dielectric application parts using the piezoelectric single crystal. The piezoelectric single crystal of the present in...  
WO/2022/125177A1
Methods and systems of osteoarthritis treatment. One method includes providing a cartilage hydrogel, the cartilage hydrogel including piezoelectric nano-fibers of Poly-L-lactide (PLLA). The method also includes injecting the cartilage hy...  
WO/2022/119655A1
A device includes a piezoelectric layer on a substrate and including a portion included in an acoustic resonator, a first conductive layer on the piezoelectric layer and including a first electrode of the acoustic resonator on a first si...  
WO/2022/119237A1
An electronic device according to various embodiments of the present disclosure may include a flexible display, a multi-bar structure, a support plate, a sensor module, a bracket, a printed circuit board, and a contact member. The flexib...  
WO/2022/118575A1
A transducer (10A) is provided with: a substrate (20) that contains silicon; and a piezoelectric element (30) that is disposed on the substrate (20). The substrate (20) has: a film body (21) having a first surface (21a) and a second surf...  
WO/2022/120229A1
A low noise piezoelectric sensor, such as a piezoelectric acoustic transducer, includes a first conductive layer, a second conductive layer, and a piezoelectric layer between the first conductive layer and the second conductive layer. Th...  
WO/2022/118965A1
Provided are a sensor device and the like suitable for wiring of a flexible sol-gel composite piezoelectric sensor. In a sensor device 1, a sensor portion 3 and a wiring portion 5 are connected to one another. The sensor portion 3 is a s...  
WO/2022/117387A1
The invention relates to a method for producing an oxide crystal having a perovskite structure and a chemical formula ABO3, wherein components A and B are different cations having different ionic radii, and the method comprises the step ...  
WO/2022/120016A1
A piezoelectric resonator can include a substrate and a piezoelectric aluminum nitride layer on the substrate, where the piezoelectric aluminum nitride layer is doped with a dopant selected from the group consisting of Si, Mg, Ge, C, Sc ...  
WO/2022/116237A1
A pressure sensor unit (100), and a multi-dimensional pressure sensor (300) and a manufacturing method therefor. The pressure sensor unit (100) comprises: a bottom electrode (110); a bottom electrode lead (112) electrically connected to ...  
WO/2022/112027A1
A micromirror array comprises a substrate, a plurality of mirrors for reflecting incident light and, for each mirror of the plurality of mirrors, at least one multilayer piezoelectric actuator for displacing the mirror, wherein the at le...  
WO/2022/114943A1
The invention relates to the field of power generation and can be used in independent sources that convert wind flow energy into useful energy. The present device comprises strings and an oscillation energy converter, wherein the strings...  
WO/2022/111975A1
A micromirror array comprises a substrate, a plurality of mirrors for reflecting incident light and, for each mirror of the plurality of mirrors, at least one piezoelectric actuator for displacing the mirror, wherein the at least one pie...  
WO/2022/106492A1
The invention provides a MEMS actuator comprising at least one actuator cell. The actuator cell comprises a first connecting piece and a second connecting piece. A mechanical connection between the first connecting piece and the second c...  
WO/2022/106637A1
The present invention relates to an ultrasonic transducer multilayer structure, comprising: a semiconductor layer stack defining a diode, a micro-machined ultrasonic transducer, MUT, layer stack being electrically in series with said dio...  
WO/2022/106805A1
Drive circuitry for driving a capacitive load, the circuitry comprising: an inductor; a first reservoir capacitor; a switch network; and control circuitry configured to control operation of the switch network to selectively couple the in...  
WO/2022/109187A1
A driving circuit is described. The driving circuit includes: a first piezoelectric actuator including at least one piezoelectric element disposed between a first electrode and a second electrode, the first electrode configured to connec...  
WO/2022/107546A1
This inkjet print head includes: an actuator substrate that has an ink flow passage including a pressure chamber; a movable film forming layer that includes a movable film, said movable film being positioned on the pressure chamber and d...  
WO/2022/102881A1
The present invention relates to a piezoelectric material composite, a film and production method of same, and a sensor using the film, and more specifically relates to a piezoelectric material composite comprising piezoelectric particle...  
WO/2022/100787A1
The invention relates to an ultrasonic actuator (2) having a resonator (3) in the form of a curved plate which is made of a piezoelectric material and has an average radius of curvature Rm, an average length L, a height H, a thickness t,...  
WO/2022/104099A1
There is disclosed a transducer and a method for generating the transducer. The transducer is formed on a substrate layer. The transducer includes a first electrode layer, a first piezoelectric layer on the first electrode layer, and a s...  
WO/2022/102417A1
Provided is an elastic wave device having excellent heat dissipation. This elastic wave device 10 comprises: a support member including a support substrate 14; a piezoelectric layer 16 provided on the support member; and an IDT electro...  
WO/2022/100943A1
The invention relates to a method for producing a deformation body (100) for measuring a force and/or a torque for a roll stabilization system for a vehicle. The method comprises a step of providing a carrier material, a step of producin...  
WO/2022/097877A1
The present invention relates to a haptic device and a haptic module. A haptic device according to the present invention comprises: a housing; a magnetic field generation unit arranged inside the housing; an elastic support unit connecte...  

Matches 151 - 200 out of 38,994