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Matches 101 - 150 out of 52,079

Document Document Title
WO/2019/126477A3
A hydrophone may include a first piezoelectric cable including alternating sections of positive polarity and negative polarity, and a second piezoelectric cable including alternating sections of negative polarity and positive polarity. A...  
WO/2019/147777A1
A multi-axis MEMS assembly includes a micro-electrical-mechanical system (MEMS) actuator configured to provide linear three-axis movement. The micro-electrical-mechanical system (MEMS) actuator includes: an in-plane MEMS actuator, and an...  
WO/2019/141378A1
An apparatus includes a first support member, a second support member and one or more electro-active polymer members between the first support member and the second support. The one or more electro-active polymer members include a first ...  
WO/2019/141961A1
The present invention relates to a method of preparing a thin film element which is a dielectric exhibiting piezoelectric properties comprising a bismuth-based solid solution ceramic material as well as uses thereof. In one aspect, the p...  
WO/2019/141952A1
The invention relates to a method for designing a device comprising a plurality of micromachined elements, each one comprising a flexible membrane, the elements being arranged in a plane according to a determined topology, the design met...  
WO/2019/142612A1
A power generation device is used, the power generation device comprising a laminate of a first magnetostrictive material having a positive magnetostriction constant and a second magnetostrictive material having a negative magnetostricti...  
WO/2019/140484A1
Apparatus for agglomerating particulate matter entrained in a fluid, the apparatus including: an inlet for receiving the fluid; an outlet for releasing the fluid; at least one a conduit in fluid communication with the inlet and the outle...  
WO/2019/137705A1
The invention relates to a method for producing a micromechanical layer structure, having the steps of: - providing a first protective layer, said first protective layer being structured with at least one access which is filled with a sa...  
WO/2019/140209A1
An electrically-controllable shape morphing device comprising a multi-layer structure including a plurality of elastomer layers and a plurality of electrode layers formed between the plurality of elastomer layers. A geometry and/or size ...  
WO/2019/139100A1
The present invention provides a highly productive method for producing alkali niobate/tantalate alignment films, the method using hydrothermal synthesis and enabling the production of thicker films. The present invention also provides a...  
WO/2019/139575A1
An apparatus is provided which comprises: a magnet; a first structure comprising spin orbit material, wherein a portion of the structure is adjacent to the magnet; a second structure comprising piezo-electric material; and a conductor co...  
WO/2019/138799A1
This piezoelectric element unit 1 is provided with: a piezoelectric element 2 which has a function of converting a force into a voltage and a function of converting a voltage into a force; and a wiring board 3 which is electrically conne...  
WO/2019/140371A1
A pre-loaded piezoelectric stack actuator (10) comprising a stack (12) of piezoelectric material. Caps (24, 26) are coupled at opposed ends of the stack. Each of the caps includes projecting fingers (25A, 25B). Insulating plates (20) are...  
WO/2019/135900A1
A negative pressure wound therapy device includes at least one piezoelectric pump and a control circuit. The control circuit is configured to generate a first control signal to control operation of the at least one piezoelectric pump, th...  
WO/2019/135911A1
Piezoelectric devices and methods for forming the piezoelectric devices are provided. The piezoelectric device includes a piezoelectric film disposed on a substrate, where the piezoelectric film contains formamidinium tin iodide and one ...  
WO/2019/130773A1
A vibration device 1 is provided with: a piezoelectric vibrator 3 having a piezoelectric element 13 and a vibration plate 15 which has a pair of main surfaces 15a, 15b facing each other, and which has the piezoelectric element 13 joined ...  
WO/2019/130852A1
[Problem] To make it possible to suppress characteristic deterioration of an assembly when joining a piezoelectric material substrate consisting of a material such as lithium niobate, and a support substrate provided with a silicon oxide...  
WO/2019/130895A1
[Problem] To improve the characteristics of a joined body when a piezoelectric material substrate comprising lithium niobate, etc., and a support substrate provided with a silicon oxide layer are joined. [Solution] A joined body 8, 8A, p...  
WO/2019/130862A1
Provided is a power generation device having: a magnetostrictive element formed of a magnetostrictive material; a coil into which the magnetostrictive element is inserted; a frame having the magnetostrictive element disposed thereon and ...  
WO/2019/129979A1
The invention relates to a method for producing an adjustable bulk acoustic wave resonator comprising a transducer stack (E1) and a tuning stack (E2). According to the invention, transducer stack (E1) comprises two defined electrodes (4,...  
WO/2019/130857A1
[Problem] To suppress characteristic deterioration of an assembly when joining a piezoelectric material substrate consisting of a material selected from the group consisting of lithium niobate, lithium tantalate, and lithium niobate-lith...  
WO/2019/131135A1
According to the present disclosure, a piezoelectric element the resonance point of which is shifted to the low-pitched sound side is provided. The inventors newly found that the resonant point of a piezoelectric element 1 is moved to th...  
WO/2019/132368A1
A piezoelectric element for a speaker and a manufacturing method therefor are provided. The piezoelectric element for a speaker comprises: a plurality of piezoelectric ceramic layers stacked in the thickness direction thereof; and a plur...  
WO/2019/126729A1
The teachings of the present disclosure enable the manufacture of one or more piezoelectric micromachined ultrasonic transducers (PMUTs) having a resonant frequency of a specific target value and/or substantially matched resonant frequen...  
WO/2019/122402A1
The first object of the invention is directed to a piezoelectric device (10) shaped as a tridimensional object with at least two surfaces, wherein said piezoelectric device (10) comprises a first set of two or more electrodes (8a, 8b). S...  
WO/2019/119178A1
The present invention is applicable to the technical field of ultrasonic transduction, and discloses a mode conversion ultrasonic transducer and a method for manufacturing same. The mode conversion ultrasonic transducer comprises a housi...  
WO/2019/122465A1
The invention relates to a method for obtaining ceramic coatings formed by lead zirconate titanate (PZT), comprising the steps of: obtaining a PZT ink; depositing the PZT ink over a substrate; sintering the PZT ink by means of a laser tr...  
WO/2019/122262A1
Haptic system including an electroactive polymer composite The present invention concerns a haptic system including an electroactive polymer composite layer comprising core-shell particles and at least one polymer and electrodes for the ...  
WO/2019/122162A1
The invention reduces the stresses that builds up when two large area surfaces are bonded together by a wafer bonding process. This is done by structuring one of the two surfaces to be bonded together by structuring lines to partition th...  
WO/2019/123610A1
[Problem] To provide: an ultrasonic vibrator that is compact and capable of implementing low-frequency ultrasonic vibration and that is configured to apply ultrasonic vibration to liquid; and a low-frequency spot shower type or cleaning ...  
WO/2019/125197A1
The group of inventions relates to electrical supply lines contacting current collectors of transport vehicles. A method of automatically monitoring a contact conductor of an electric transport system consists in that a query signal is g...  
WO/2019/115805A1
Electromechanical actuator (1) for an ultrasonic motor, the actuator (1) having the shape of a plate (2) comprising two main surfaces (3) and side surfaces (4) connecting the main surfaces (3) with each other, and with two equally shaped...  
WO/2019/116897A1
The present invention reduces the generation of leakage current to a supporting member, while achieving size reduction by integrally forming an elastic wave element and a semiconductor element. An electronic component (1) according to th...  
WO/2019/117037A1
According to the present invention, high quality is achieved for a linear sensor, and a belt-like sensor and a planar sensor that use the same, the linear sensor having a piezo material disposed between an internal conductor and an exter...  
WO/2019/111480A1
This actuator driving device (111) is provided with: an actuator (11) which is displaced or deformed in accordance with the voltage applied thereto; and an actuator control circuit (110) which controls the voltage to be applied to the ac...  
WO/2019/112343A1
The present invention relates to a cylindrical secondary battery comprising: a jelly-roll shaped electrode assembly having a structure in which long sheet-shaped positive electrode and negative electrode are wound with a separator interp...  
WO/2019/112518A1
A multi-layered piezoelectric ceramic-containing structure There is provided a multi-layered piezoelectric ceramic-containing structure comprising: a metal substrate; a metallic adhesive layer on a surface of the metal substrate; a non-m...  
WO/2019/108933A1
The disclosure is and includes at least an apparatus, system and method for manufacturing piezoelectrics. The apparatus, system and method may include at least a first roller and an end roller; a continuous printable substrate roll exten...  
WO/2019/107172A1
According to the present invention, a shield part (7), which electromagnetically shields at least a portion of an electric circuit (6), is configured to electromagnetically shield the at least a portion of the electric circuit by allowin...  
WO/2019/108986A1
The invention relates generally to an Internet of Things (IoT) enabled wireless sensor system using attached and/or embedded passive electromagnetic sensors (PES) with distribution hardware. One embodiment of this invention includes a wi...  
WO/2019/107680A1
Disclosed is a semiconductor pressure sensor. The semiconductor pressure sensor according to an embodiment of the present invention includes: five connection pads which are each made of a conductive material and have a plate shape, and w...  
WO/2019/102417A1
A spring (3, 3') comprising a plurality of elements (30), each element (3) comprising a rigid portion (31) and a flexible beam (32), the extremities (320, 321) of the flexible beam being supported by the rigid portion (31), the flexible ...  
WO/2019/102635A1
This piezoelectric film (10) has a film form wherein a coating layer (14) that has piezoelectricity is superposed on a base material film (12). A piezoelectric sensor (16) according to the present invention is obtained by forming transpa...  
WO/2019/101601A1
The invention relates to an actuator device comprising at least one solid-state actuator (130) and a hydraulic unit (120) connected mechanically to the solid-state actuator (130) in series, wherein said hydraulic unit (120) comprises a h...  
WO/2019/102104A1
The present invention relates to a piezoelectric washer (6) intended for an accelerometer sensor having a ceramic body and a conductive electrode (61, 62) on each of two opposing faces, an electrical resistance being to be established be...  
WO/2019/101603A1
The invention relates to a switching device which comprises at least one electrical switching contact (60) and an actuator assembly (AE) designed for clamping and having a solid-state actuator (130) and a hydraulic unit (120) that is mec...  
WO/2019/103015A1
This laminate body (10) for forming a piezoelectric speaker is provided with a piezoelectric film (35), an adhesive surface (17), an intervening layer (40) which is a porous layer and/or a resin layer arranged between the piezoelectric f...  
WO/2019/102952A1
A piezoelectric device comprising: a piezoelectric body 10, at least one section of which is capable of bending vibration; an upper electrode 22 that is positioned on an upper surface of the piezoelectric body 10, and in which warping of...  
WO/2019/103018A1
This piezoelectric speaker (10) is provided with a piezoelectric film (35), a first bonding layer (51) and an intervening layer (40). The piezoelectric film (35) includes a first electrode (61), a second electrode (62) and a piezoelectri...  
WO/2019/102951A1
A piezoelectric device comprising: a piezoelectric monocrystalline body 10 with a uniform polarization condition, at least one section of which is capable of bending vibration; an upper electrode 22 that is positioned on an upper surface...  

Matches 101 - 150 out of 52,079