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WO/2017/081210A1 |
A piezoelectric actuator (16) of a fuel injector (10) extends along a main axis X and comprises a cage spring (20) extending axially along the axis X, a tubular member (22) extending axially along the axis X, a wire-holder cap (24) exten...
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WO/2017/082104A1 |
Provided is a piezoelectric deflection sensor with which it is possible to detect deflection of a mounted mounting substrate with high detection efficiency. A piezoelectric deflection sensor 1 configured such that: a first package substr...
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WO/2017/081015A1 |
Disclosed is a piezoelectric transformer (1) formed by a cylinder-shaped base body (2) with an input region (4) and an output region (5), wherein the cylinder axis extends in a longitudinal direction (L). The output region (5) comprises ...
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WO/2017/081272A1 |
The invention relates to a control circuit (2) designed to apply a voltage with a periodic course to a piezoelectric transformer (3), the period duration of which is established by a control frequency, wherein the control circuit (2) has...
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WO/2017/083150A1 |
Layer structures for RF filters can be fabricated using rare earth oxides and epitaxial aluminum nitride, and methods for growing the layer structures. A layer structure (300) can include an epitaxial crystalline rare earth oxide (REO) l...
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WO/2017/078719A1 |
Dual mode energy harvesting methods and portable devices that use a combination spring-type piezoelectric and electromagnetic transducer contained in a hollow casing or housing with first and second insulated, coil-shaped wire springs co...
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WO/2017/078135A1 |
In the present invention, in order to provide a transducer having a higher electromechanical coupling coefficient and better frequency-temperature characteristics than a crystal, a vibration piece (101) is constituted from a Ca3Ta(Ga1-xA...
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WO/2017/074875A1 |
Apparatus, including an insertion tube, configured to be inserted into a body cavity and having a first lumen having a first lumen diameter and a distal opening, and a tubular channel, having a second lumen and an outer channel diameter ...
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WO/2017/073812A1 |
The present invention relates to a piezoelectric energy harvester and, more particularly, to a piezoelectric energy harvester that harvests energy from vibrations of a large-sized apparatus, etc. using a piezoelectric device disposed on ...
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WO/2017/072650A1 |
A dielectric polymer, methods of making the dielectric polymer, and uses thereof (e.g. piezoelectric sensors and/or actuators) are described. The dielectric polymer includes a polymeric matrix (e.g. a copolymers of styrene and acrylonitr...
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WO/2017/073317A1 |
First and second conducting parts 2, 3 are formed on both main surfaces of a piezoelectric ceramic substrate 1 preferably formed to a very thin 90 μm or less, and the first conducting part 2 has a sintered body 4 comprising a plurality ...
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WO/2017/073642A1 |
A piezoelectric element driving circuit (150) is provided with: a boosting circuit (22); a driving circuit (10); a waveform-shaping circuit (110); and an arithmetic circuit (111). The driving circuit (10) is provided with: a differential...
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WO/2017/067544A1 |
The invention relates to a method for activating at least one portion, to be specific a change portion, of an electromechanical element (3), comprising the following steps: providing an electromechanical element, wherein at least the cha...
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WO/2017/069917A1 |
An electric energy scavenger device has a housing forming an internal chamber with an internal wall, and a movable element contained within the internal chamber. The movable element is freely movable and unconnected to any other movable ...
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WO/2017/070187A1 |
Described embodiments provide a Micro-Electro-Mechanical System (MEMS) vibration energy harvester. The energy harvester includes a buckled multi-layer beam that includes a plurality of stacked layers. The plurality of stacked layers incl...
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WO/2017/070177A1 |
A solidly mounted resonator structure includes an multi-layer acoustic reflector structure and a piezoelectric material layer arranged between the first and second electrode structures to form an active region, with the acoustic reflecto...
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WO/2017/067963A1 |
The invention relates to a micro-electro-mechanical system (1) comprising a piezoelectric drive (2) and a control device (3) that is coupled to the piezoelectric drive and designed to control the piezoelectric drive on the basis of a cha...
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WO/2017/068810A1 |
[Problem] To provide a method for producing a lithium niobate (LN) substrate having a small in-plane distribution of volume resistance values, as well as little variation in volume resistivity between substrates processed from the same i...
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WO/2017/068269A1 |
The invention relates to a method for manufacturing a hybrid structure (60) comprising an effective layer (20) of piezoelectric material that has an effective thickness and is arranged on a supporting substrate (1) having a substrate thi...
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WO/2017/068270A1 |
The invention relates to a composite structure (9) for an acoustic wave device comprising a heterostructure (5) including: a useful layer (2) of piezoelectric material, having a first and a second face, the first face being arranged at a...
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WO/2017/066436A2 |
A zero power sensor node includes a sensor suite including two or more different types of zero power sensors, particularly including at least two of a zero power PZT-bimorph accelerometer, a zero power PZT-bimorph rotation sensor, a zero...
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WO/2017/065306A1 |
An embodiment of the present invention is a semiconductor material having a piezoelectric layer that contains a piezoelectric material, and an electroconductive layer that contains an electroconductive material and either is made to cont...
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WO/2017/065133A1 |
This multilayer substrate with a piezoelectric thin film is provided with: a substrate; an electrode film formed on the substrate; and a piezoelectric thin film formed on the electrode film. The piezoelectric thin film is obtained by pre...
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WO/2017/066195A1 |
A transformer including a piezoelectric plate and interdigital electrodes is provided. The interdigitated electrodes includes a plurality of conductive strips disposed over the piezoelectric plate. A cross-sectional Lamé mode resonance ...
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WO/2017/062399A1 |
The present application relates to stacked piezoelectric composites comprising piezoelectric structures. Suitably, the composites are useful as tissue- stimulating implants, including spinal fusion implants. The present application also ...
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WO/2017/060011A1 |
The present invention relates to a component (1) for producing active haptic feedback that has a base body (2) having first and second inner electrodes (3, 4) stacked above one another in a stacking direction (S), wherein the inner elect...
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WO/2017/060104A1 |
The invention relates to a piezoelectric transformer comprising a piezoelectric element (1) of length L, wherein an input voltage Uin can be applied at an input side (2) for transformation into an output voltage Uout at an output side (3...
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WO/2017/061592A1 |
Provided are: a piezoelectric element which is capable of having a prolonged service life, while maintaining good characteristics for a long period of time by preventing the migration of Ag; a piezoelectric actuator; and a piezoelectric ...
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WO/2017/060478A1 |
The invention relates to a sensor (1) having a base which has a piezoelectric material (13) and at least two internal electrodes (3, 4) arranged in the piezoelectric material (13), which are arranged in such a way that a voltage is produ...
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WO/2017/060012A1 |
The invention relates to a pressure sensor (1) having a base body, which has a piezo-electric material (13) and at least two internal electrodes (3, 4), arranged in the piezo-electric material, which are arranged such that a voltage is g...
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WO/2017/060089A1 |
Flexoelectric device (1) which comprises an electromechanically active layer (2) made of a semiconductor material inserted between two metallic electrodes (3, 4), which is capable of generating a voltage (V) between the two electrodes (3...
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WO/2017/061209A1 |
A long, slab-shaped piezoelectric body that: includes an optically-active helical chiral polymer (A) having a weight-average molecular weight of 50,000-1,000,000; has a long, slab shape having a thickness of 0.001-0.2 mm, a width of 0.1-...
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WO/2017/061606A1 |
A movement converting mechanism (10) is provided with the following: a piezoelectric element (3); a first movement converting unit (1) that converts the expansion movement of the piezoelectric element (3) into movement which causes displ...
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WO/2017/054950A1 |
The invention describes a component (1) comprising a ceramic matrix (5) and at least one inner electrode (2), which is arranged in the ceramic matrix (5) and is exposed on a first surface (7). The component according to the invention als...
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WO/2017/056819A1 |
The purpose of the present invention is to provide a sensor unit capable of protecting a piezoelectric element and detecting sound together with vibration. A sensor unit according to the present invention is provided with a sheet-like pi...
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WO/2017/051681A1 |
This piezoelectric element comprises a substrate, a lower electrode that is formed on the substrate, a piezoelectric film that is formed on the lower electrode, and an upper electrode that is formed on the piezoelectric film. The upper e...
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WO/2017/050355A1 |
A detection element for a measurement assembly adapted to measure a deposition rate of an evaporated material on a substrate. The detection element comprising: an oscillation crystal for detecting the deposition rate; and a barrier layer...
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WO/2017/051109A1 |
The invention relates to a terpolymer of vinylidene fluoride, trifluoroethylene and 1,3,3,3-tetrafluoropropene. The invention also relates to a method for producing said terpolymer and to the applications thereof.
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WO/2017/053481A1 |
A magnesium zinc oxide (MZO) nano structure modified quartz crystal microbalance (MZOnano-QCM) takes advantage of the unique sensing ability and biocompatibility of MZO-based nanostructures, and combines them with the dynamic impedance s...
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WO/2017/050349A1 |
A measurement assembly (100) for measuring a deposition rate of an evaporated material is described. The measurement assembly (100) includes an oscillation crystal (110) for measuring the deposition rate, a measurement outlet (150) for p...
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WO/2017/048469A1 |
Methods, systems, and apparatuses for micro actuators are presented. In some embodiments, a micro actuator can comprise a substrate coupled to an actuation member. A corrugating portion of the substrate in a first state can be uncontract...
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WO/2017/047604A1 |
A composite substrate manufacturing method of the present invention comprises: (a) a step of mirror-polishing a piezoelectric substrate side of a bonded substrate which comprises a piezoelectric substrate and a support substrate bonded t...
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WO/2017/047485A1 |
This flexible substrate is provided with: a substrate that is curved in a first direction; an insulating body that is arranged on the substrate; a first electrode that is arranged on a first main surface of the insulating body; and a sec...
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WO/2017/047605A1 |
A composite substrate of the present invention is a composite substrate provided with a support substrate having a diameter of 2 inches or more, and a piezoelectric substrate bonded to the support substrate, the piezoelectric substrate h...
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WO/2017/045700A1 |
There is provided an implantable vibration diaphragm including a piezoelectric transducer (140) and comprising a base substrate (110) made of a Ti foil, a first buffer layer (120) of Si02 or SiN deposited on the base substrate, a bottom ...
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WO/2017/048433A1 |
The present disclosure pertains to a system for voice capture via nasal vibration sensing. A system worn by a user may be able to sense vibrations through the nose of the user when the user speaks, generate an electronic signal based on ...
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WO/2017/048906A1 |
An energy harvester having a plurality of bimorph beams and a plurality of piezoelectric devices, wherein at least two of the piezoelectric devices are mounted to each of the plurality of bimorph beams. A plurality of rigid beams interco...
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WO/2017/043383A1 |
This piezoelectric element (100) is provided with a lower electrode (2) formed on a substrate (1), a piezoelectric layer (3) formed on the lower electrode, and an upper electrode (4) formed on the piezoelectric layer. The upper electrode...
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WO/2017/043223A1 |
This piezoelectric vibration device is provided with piezoelectric transformers (1A, 1B), a flexible substrate (2), and a case (3). The flexible substrate (2) is provided with: element mounting terminals, to which external electrodes of ...
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WO/2017/043852A1 |
Disclosed is a power supply circuit using a piezoelectric transformer, comprising: a piezoelectric transformer (110) which is circuit-connected to a main power input terminal (10) to receive main power in an alternating current form, and...
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