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WO/2016/168620A1 |
Methods and systems of wide-angle ultrasound transducers that receive or transmit over a wide angular range are disclosed. In one embodiment, the transducer includes an aperture that includes multiple piezoelectric segments sequentially ...
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WO/2016/167078A1 |
Provided is a piezoelectric power generator that has high power generation efficiency and minimal likelihood of damaging piezoelectric bodies. The piezoelectric power generator 21 is provided with a plurality of power generation elements...
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WO/2016/162855A1 |
An ultrasound probe including an active thermal management system is disclosed. The active thermal management system may include a fluid chamber coupled to a transducer assembly of the ultrasound probe. The fluid chamber may include a co...
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WO/2016/159354A1 |
A piezoelectric film which is superior in heat resistance and distortion resistance to conventional piezoelectric films and a process for producing the piezoelectric film are obtained. The piezoelectric film comprises a copolymer of viny...
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WO/2016/157854A1 |
The disclosed piezoelectric material includes a perovskite-type metal oxide (NaxBa1-y)(NbyTi1-y)O3, where 0.83≤x≤0.95, 0.85≤y≤0.95, 0.95≤x/y≤1.05, as a main component, at least one of Mn and Ni, and Mg. The Ni content is ≤5...
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WO/2016/157264A1 |
A force sensation providing device 100 is provided with an enclosure structure 10, a weight 20, and a driving part 30. The weight 20 is either provided in the enclosure structure 10 or built into the enclosure structure 10. The driving p...
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WO/2016/159633A1 |
A multi-layered actuator comprises: electrodes provided to be spaced apart from each other; and a lead-free piezoelectric body interposed between the electrodes, wherein the lead-free piezoelectric body has chemical formula 1 as follows:...
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WO/2016/158743A1 |
Provided is a mother piezoelectric element in which polarization treatment can be performed at the mother piezoelectric body stage, and with which it is possible to increase the productivity of a laminated piezoelectric element. A mother...
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WO/2016/158730A1 |
Provided is a piezoelectric power generating element which is not susceptible to the occurrence of cracks and migration between electrodes even in the cases where the piezoelectric power generating element is pressed repeatedly. A piezoe...
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WO/2016/158965A1 |
The present invention provides an element manufacturing method. An element manufacturing method according to the present invention includes: a first step for obtaining a thickness distribution in a surface direction of a workpiece 100; a...
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WO/2016/156175A1 |
A bending actuator device or sensor device for sensing bending comprises a stack of electroactive polymer units. The adjacent electroactive polymer units in the stack are slidable relatively to each other. This means that, for an actuato...
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WO/2016/158762A1 |
A piezoelectric element (50) is formed by laminating a plurality of piezoelectric body layers and is provided with a laminate having a top surface (41), serving as a first principal surface, and a bottom surface (46), serving as a second...
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WO/2016/157855A1 |
The disclosed piezoelectric material includes a perovskite-type metal oxide (NaxBa1-y)(NbyTi1-y)O3, where 0.83≦x≦0.95, 0.85≦y≦0.95, 0.95≦x/y≦1.05, as a main component, Zn, and Mg. The Zn content is between 0.5 and 5 mol% and ...
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WO/2016/158178A1 |
The purpose of the present invention is to ascertain the causes of degradation in long-term reliability testing of a thin film element that uses a lead-free niobate ferroelectric substance. Another purpose of the present invention is to ...
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WO/2016/157092A1 |
A lead-free lithium doped potassium sodium niobate piezoelectric ceramic material powdered form and having a single crystalline phase and uses thereof are described. Methods of making the said piezoelectric ceramic material are also desc...
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WO/2016/152421A1 |
The purpose of the present invention is to provide a niobic acid-based ferroelectric thin-film laminate substrate which can enable a better-than-conventional bonding strength when performing wire bonding in the thin film element, and to ...
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WO/2016/151252A1 |
A piezoelectric sensor includes: a body (10) with a central cavity (12); and a membrane (11) extending over the cavity (12), which membrane is fastened to the body (10) via its periphery and includes a carrier layer (111) made of polymer...
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WO/2016/152423A1 |
A manufacturing method of a thin-film element that uses a niobic acid-based ferroelectric material and does not contain lead is provided which, without deterioration of the ferroelectric characteristics, enables efficient and highly accu...
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WO/2016/152419A1 |
The purpose of the present invention is to provide a niobic acid-based ferroelectric thin-film laminate substrate which can reduce costs while maintaining performance and characteristics as a thin-film element, and to provide a ferroelec...
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WO/2016/152724A1 |
This manufacturing method of a niobic acid-based ferroelectric thin-film element (20) is characterized by involving a lower electrode film forming step for forming a lower electrode film (12) on a substrate (11), a ferroelectric thin fil...
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WO/2016/153459A1 |
A low cost passive electronic scanning array based on a Dielectric Traveling Wave Array (DTWA) technology that uses micro-actuated control of a waveguide transmission medium feeding the array elements to steer the array beam. Array gain ...
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WO/2016/147917A1 |
An ultrasonic sensor (103) is provided with a closed-end cylindrical case (1), a piezoelectric element (2i) joined to an inner bottom surface (11a) of the case (1), and a conducting member connected thereto. The piezoelectric element (2i...
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WO/2016/149046A1 |
A transparent ultrasonic transducer device includes a transparent substrate, one or more transparent conductors, and a patterned piezoelectric material layer or, alternatively, a transparent piezoelectric film and one or more transparent...
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WO/2016/147539A1 |
Provided is a method for manufacturing a piezoelectric element, with which peeling of an insulating layer can be minimized. This method for manufacturing a piezoelectric element comprises a first step for forming a first electrode layer,...
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WO/2016/143157A1 |
A magnetic memory is provided with: a deformable substrate; a spin device element which is joined to the deformable substrate and which stores data in the form of a magnetization direction; and a bending mechanism for bending the deforma...
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WO/2016/143469A1 |
Provided are a polymer composite piezoelectric body having an elevated electroacoustic conversion efficiency and an improved sound pressure level, an electroacoustic conversion film and an electroacoustic converter. The polymer composite...
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WO/2016/143475A1 |
Provided is a method for manufacturing a piezoelectric thin film element that is not susceptible to the occurrence of a crack in a piezoelectric thin film, while having excellent piezoelectric characteristics. A method for manufacturing ...
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WO/2016/142542A1 |
The invention relates to a method for producing a mechanoelectrical microgenerator, comprising the following steps: deposition (200), on an electroconductive thin substrate forming a lower electrode, of a thin layer of piezoelectric mate...
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WO/2016/143619A1 |
Provided are: a multilayer ceramic electronic component wherein wet-spreading of a metal bump material is suppressed and the position of a metal bump is able to be controlled with high accuracy; and a method for manufacturing this multil...
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WO/2016/140110A1 |
A film roll comprising a laminated film that is wound in a roll-like form, wherein the laminated film comprises a piezoelectric polymer film and a functional layer (X) provided on at least one main surface of the piezoelectric polymer fi...
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WO/2016/140442A1 |
The present invention provides a piezoelectric element vibration apparatus that generates vibration by applying a driving voltage to a piezoelectric vibrator (2)(2a)(2b), wherein a piezoelectric element layer (6) is arranged on an electr...
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WO/2016/138320A1 |
A method of measuring temperature includes positioning a piezoelectric resonator in an environment exhibiting the temperature to be measured, applying an input signal to the piezoelectric resonator to resonate the piezoelectric resonator...
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WO/2016/136522A1 |
Provided are highly reliable structure body and electro-acoustic converter wherein a piezoelectric body layer in a piezoelectric film is thin, and capable of preventing a local short-circuit from occurring even when a voltage is applied ...
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WO/2016/134978A1 |
The present invention relates to a method for manufacturing multilayer components, having the steps of: A) manufacturing a body (1) that has electrically conductive layers (4, 5) and dielectric layers (3) stacked above one another, where...
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WO/2016/136015A1 |
A piezoelectric vibration component (40) is provided with a piezoelectric vibrator (20), a substrate (10), and an electroconductive adhesive (12) for bonding the piezoelectric vibrator (20) to the substrate (10). The electroconductive ad...
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WO/2016/135528A1 |
It is known that battery systems already exist which, although fulfilling the same function as the piezomagnetic battery system which is the subject matter of the invention, have a certain number of technical problems that include, among...
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WO/2016/134749A1 |
The invention is related to a Linear motor (80), comprising at least one motor module (32, 34, 50, 70, 82, 84, 88) with at least three column-like multilayer stacks (44, 52, 72, 74, 76, 90) of electroactive polymer (EAP) elements (40), w...
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WO/2016/136327A1 |
A resonance layer (30) and an acoustic separation layer (34) are arranged adjacent to each other between a piezoelectric element (24) and a circuit board (16) provided with an electronic circuit for driving the piezoelectric element. The...
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WO/2016/136252A1 |
[Problem] To ensure both high displacement and long-term stability in a piezoelectric actuator comprising a ferroelectric member having the reverse polarity to the polarity of a drive waveform. [Solution] A piezoelectric actuator (1) com...
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WO/2016/136475A1 |
Provided is an indium nitride piezoelectric thin film which has excellent piezoelectric characteristics. An indium nitride piezoelectric thin film which contains samarium or lanthanum.
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WO/2016/133016A1 |
This ultrasonic sensor is provided with a case, and a laminated piezoelectric element (50). On the bonding surface side of the piezoelectric element, a grounding electrode (30), and a non-grounding electrode (20) are positioned, said non...
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WO/2016/132581A1 |
A piezoelectric element (1) is provided with: a laminated body (12), which has first and second piezoelectric layers (2A, 2B) having the thickness direction thereof as the polarization direction, and an elastic layer (8) provided between...
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WO/2016/132638A1 |
[Problem] To provide a method for forming a crystal pattern on a desired area with a high accuracy. [Solution] This crystal pattern forming method has: an electromagnetic wave absorption layer forming step for forming an electromagnetic ...
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WO/2016/133045A1 |
A piezoelectric PTZT film which comprises a metal oxide of a perovskite structure containing Pb, Ta, Zr, and Ti, wherein the metal oxide further contains carbon, the content of carbon being 80-800 mass ppm. This process for producing a l...
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WO/2016/128090A1 |
The invention relates to a sound transducer assembly (100, 200, 300, 400, 500), comprising at least two piezoelectric ultrasonic transducers (103, 203, 303, 403, 503), wherein each piezoelectric transducer (103, 203, 303, 403, 503) compr...
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WO/2016/128093A1 |
The invention relates to a sound transducer (1) comprising a plurality of single transducers (10), wherein the single transducers (10) have a carrier (12) and a piezoelectrical element (14) with a first electrode (16) and a second electr...
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WO/2016/128918A1 |
A sensing device, a method for fabrication thereof, and a method for operating the same are disclosed. The sensing device includes a flexible substrate, a first metallisation layer, a piezoelectric thin film layer, a second metallisation...
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WO/2016/129829A1 |
The ultrasonic transducer comprises: a piezoelectric body for converting electrical energy to mechanical vibrations and generating ultrasonic waves; an upper electrode formed on the upper portion of the piezoelectric body, transfers the ...
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WO/2016/129400A1 |
A piezoelectric polymer film which contains a helical chiral polymer (A) having a weight average molecular weight of 50,000 to 1,000,000 and having optical activity, has a degree of crystallinity of 20% to 80% as measured by a DSC method...
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WO/2016/127980A1 |
A piezoelectric generator (1) is specified, comprising a deformation body (5), which spans a projection surface (6) and is embodied with a setpoint pressure surface (8) situated opposite the projection surface (6), wherein the projection...
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