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Piezo

Piezo-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Speaker apparatus
Sony Corporation
October 12, 2017 - N°20170295423

To reduce the driving loss in the diaphragm, and to ensure a good sound output in the wide bandwidth. It includes a circular coil bobbin at least partly disposed between a yoke and a magnet, a coil wound around the coil bobbin, the coil being configured to be moved with the coil bobbin where a driving current is supplied to ...
Filter device
Murata Manufacturing Co., Ltd.
October 12, 2017 - N°20170294897

A composite filter device includes a first filter and a plurality of second filters with different passbands. End portions of the first filter and the plurality of second filters are connected to a common connection. The first filter includes a piezoelectric substrate made of linbo3, an idt electrode provided on the piezoelectric substrate, and a dielectric layer provided on the ...
Acoustic wave device
Taiyo Yuden Co., Ltd.
October 12, 2017 - N°20170294895

An acoustic wave device includes: a first piezoelectric substrate; a first idt that includes a plurality of first electrode fingers and is located on a first surface of the first piezoelectric substrate; a second piezoelectric substrate that is located above the first surface; and a second idt that is located on a second surface of the second piezoelectric substrate, and ...
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Piezoelectric oscillation component and method for manufacturing the same
Murata Manufacturing Co., Ltd.
October 12, 2017 - N°20170294568

Bonding strength with which a substrate and an adhesive layer are bonded together to seal a piezoelectric vibrator on the substrate is enhanced. A piezoelectric vibration component includes a lid including a recess and a flange protruding outward from an opening edge of the recess. Moreover, the component includes a substrate having a first area opposing the recess and a ...
Guest-host type liquid crystal composition
Lg Chem, Ltd.
October 12, 2017 - N°20170293058

The present application relates to a liquid crystal composition, a polarizing element and a use of the polarizing element. Since the polarizing element may be prepared by a simple coating process, the guest host type liquid crystal composition of the present application allows not only for reducing the manufacturing cost and lightweight thinning of the polarizing element, but also for ...
Full front blowing type air conditioner
Samsung Electronics Co., Ltd.
October 12, 2017 - N°20170292719

A full front blowing type air conditioner is disclosed. The disclosed full front blowing type air conditioner includes a case of which a heat exchanger is disposed in an inner side; and a blower module disposed in rear of the heat exchanger in the case, and configured to discharge a pulse jet for blowing through a front face of the ...
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Piezo Patent Applications
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  • 1180+ full patent PDF documents of Piezo-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Valve and fluid control device
Murata Manufacturing Co., Ltd.
October 12, 2017 - N°20170292509

A fluid control device includes a piezoelectric pump, an inhaler, and a valve. The piezoelectric pump has a gas suction hole and a gas discharge hole. The inhaler has a container, an inhalation port, and a connection hole. The valve has a first ventilation hole, a second ventilation hole, a third ventilation hole, a first valve housing, a second valve ...
Above-ground swimming pool with integral automatic raising and lowering hard cover, and an automatic raising ...
Murata Manufacturing Co., Ltd.
October 12, 2017 - N°20170292281

An above-ground swimming pool with integral automatic raising and lowering hard cover, and an automatic raising and lowering retrofit hard cover for an existing in-ground and above-ground swimming pool. The raising and lowering of the hard cover takes place with the utilization of two or more linear actuators that are telescopic or non-telescopic and actuated through the use of mechanical (...
Electromechanical-transducing electronic component, liquid discharge head, liquid discharge device, and liquid discharge apparatus
Ricoh Company, Ltd.
October 12, 2017 - N°20170291419

An electromechanical-transducing electronic component includes at least one element array of electromechanical transducer elements. A piezoelectric material of each transducer element is made of a composite oxide having a perovskite structure preferentially oriented to at least one of (100) and (001) planes and has a drop of diffraction intensity in a rocking curve corresponding to at least one of (200) and (002) planes measured ...
Electronic configuration and control for acoustic standing wave generation
Flodesign Sonics, Inc.
October 12, 2017 - N°20170291122

Aspects of the disclosure are directed to an apparatus for separating a second fluid or a particulate from a host fluid. That apparatus comprises a flow chamber with at least one inlet and at least one outlet. A drive circuit configured to provide a drive signal to a filter circuit configured to receive the drive signal and provide a translated ...
Ultrasound probe
Konica Minolta, Inc.
October 12, 2017 - N°20170290565

An ultrasound probe of the present invention includes: a piezoelectric element configured to transmit and receive an ultrasonic wave; a casing that houses the piezoelectric element; and an acoustic medium liquid that fills a space between the piezoelectric element and the casing, and contains an aromatic compound or a substituted derivative thereof
Ultrasound catheter for imaging and blood flow measurement
Volcano Corporation
October 12, 2017 - N°20170290562

Rotational intravascular ultrasound (ivus) imaging devices, systems, and methods are provided. Some embodiments are directed to transducer mounting configurations that enable polymer piezoelectric micro-machined ultrasonic transducers (pmuts) to be used with a doppler color flow rotational ivus imaging system. In one embodiment, a rotational intravascular ultrasound (ivus) device includes: a flexible elongate body; a piezoelectric micromachined ultrasound transducer (pmut) coupled ...
Piezoelectric force actuator audio system
Dell Products L.p.
October 05, 2017 - N°20170289699

An audio system includes an audio panel. The audio panel includes a first face plate, a second face plate, and a core that includes a plurality of structural members that extend between the first face plate and the second face plate. The plurality of structural members define a plurality of cavities in the core. The audio system also includes a ...
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Piezo Patent Applications
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inventor
  • 1180+ full patent PDF documents of Piezo-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Baw devices having top electrode leads with reduced reflectance
Qorvo Us, Inc.
October 05, 2017 - N°20170288644

The present disclosure relates to a wafer-level-packaged bulk acoustic wave (baw) device, which includes a bottom electrode, a top electrode, a top electrode lead, a piezoelectric layer sandwiched between the bottom and the top electrodes, an enclosure, and an anti-reflective layer (arl). Herein, an active region for a resonator is formed where the bottom electrode and the top electrode overlap. ...
Piezoelectric package-integrated contour mode filter devices
Intel Corporation
October 05, 2017 - N°20170288642

Embodiments of the invention include a filtering device that includes a first electrode, a piezoelectric material in contact with the first electrode, and a second electrode in contact with the piezoelectric material. The piezoelectric filtering device expands and contracts laterally in a plane of an organic substrate in response to application of an electrical signal between the first and second ...
Piezoelectric package-integrated delay lines
Intel Corporation
October 05, 2017 - N°20170288639

Embodiments of the invention include a waveguide structure that includes a first piezoelectric transducer that is positioned in proximity to a first end of a cavity of an organic substrate. The first piezoelectric transducer receives an input electrical signal and generates an acoustic wave to be transmitted with a transmission medium. A second piezoelectric transducer is positioned in proximity to ...
Collective process for ultrasound transducers
General Electric Company
October 05, 2017 - N°20170288638

The present disclosure relates to the bulk manufacture of transducer arrays, including arrays having at least one 3d printed (or otherwise additive manufactured) acoustic matching layers. In certain implementations, the manufactured transducers include a composite-piezoelectric transducer on a de-matching layer. In one implementation, by producing multiple arrays at once on a common carrier, and by using direct-deposit additive processes for ...
Piezoelectric vibration component and method for manufacturing the same
Murata Manufacturing Co., Ltd.
October 05, 2017 - N°20170288637

A piezoelectric vibration component that includes a substrate having a principal surface and a side face, a piezoelectric vibrator, a lid, and an adhesive layer that hermetically seals the piezoelectric vibrator in a space between the lid and the principal surface. The adhesive layer extends from the principal surface to at least a portion of the side face of the ...
Temperature compensated acoustic resonator device having thin seed interlayer
Avago Technologies General Ip (singapore) Pte. Ltd.
October 05, 2017 - N°20170288636

An acoustic resonator device includes a composite first electrode disposed over a substrate; a piezoelectric layer disposed on the composite first electrode, the piezoelectric layer including a piezoelectric material doped with scandium for improving piezoelectric properties of the piezoelectric layer; and a second electrode disposed on the piezoelectric layer. The composite first electrode includes a base electrode layer disposed over ...
Piezoelectric package-integrated crystal devices
Intel Corporation
October 05, 2017 - N°20170288635

Embodiments of the invention include a piezoelectric resonator which includes an input transducer having a first piezoelectric material, a vibrating structure coupled to the input transducer, and an output transducer coupled to the vibrating structure. In one example, the vibrating structure is positioned above a cavity of an organic substrate. The output transducer includes a second piezoelectric material. In operation ...
Solidly mounted layer thin film device with grounding layer
Qorvo Us, Inc.
October 05, 2017 - N°20170288629

An apparatus includes a substrate, a thin film piezoelectric layer, a transducer, and a low resistivity layer. The thin film piezoelectric layer is over the substrate, the transducer includes a number of electrodes in contact with the thin film piezoelectric layer and configured to transduce an acoustic wave in the thin film piezoelectric layer. The low resistivity layer is between ...
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