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Acoustic Wave

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


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Surface acoustic wave (saw) device with antireflective structure
Qorvo Us, Inc.
April 19, 2018 - N°20180109242

A device including a piezoelectric substrate, an interdigital transducer (idt), and an antireflective structure is disclosed herein. The piezoelectric substrate has a front-side surface and a smoothed back-side surface. The idt is on the front-side surface of the piezoelectric substrate. The antireflective structure is over at least a portion of the smoothed back-side surface of the piezoelectric substrate. By having ...
Guided acoustic wave device
Qorvo Us, Inc.
April 19, 2018 - N°20180109241

A guided acoustic wave device includes a substrate, a lithium tantalate layer on the substrate, and a transducer on the lithium tantalate film. The lithium tantalate has a crystalline orientation defined by (yxl)Θ°, where Θ is between 10° and 37°. The inventors discovered that limiting the crystalline orientation of the lithium tantalate in this manner provides significant increases ...
Bulk acoustic wave resonator with a mass adjustment structure and its application to bulk acoustic ...
Win Semiconductors Corp.
April 19, 2018 - N°20180109240

A bulk acoustic wave resonator with a mass adjustment structure comprises a supporting layer, a lower metal layer, a piezoelectric layer, an upper metal layer and a mass adjustment structure. The supporting layer is formed on a substrate. The supporting layer has a cavity, and the cavity has a top-inner surface. The lower metal layer is formed on the supporting ...
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Acoustic Wave Patent Applications
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  • 368+ full patent PDF documents of Acoustic Wave-related inventions.
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  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Wafer-level-packaged baw devices with surface mount connection structures
Qorvo Us, Inc.
April 19, 2018 - N°20180109237

The present disclosure relates to a wafer-level-packaged (wlp) bulk acoustic wave (baw) device that includes a baw resonator, a wlp enclosure, and a surface mount connection structure. The baw resonator includes a piezoelectric layer with an opening and a bottom electrode lead underneath the piezoelectric layer, such that a portion of the bottom electrode lead is exposed through the opening ...
Information processing apparatus, information processing method, and storage medium
Canon Kabushiki Kaisha
April 19, 2018 - N°20180106716

An information processing apparatus uses signals obtained by a plurality of reception units that receive an acoustic wave propagating from a point of interest to acquire object information at the point of interest. The apparatus includes a speed-of-sound acquisition unit that acquires information representing speed of sound on a propagation path of the acoustic wave, a correction unit that acquires ...
Detection system and method to check the position of a pipeline in a bed of ...
Saipem S.p.a.
April 19, 2018 - N°20180106614

A detection system to check the position of a pipeline in a bed of a body of water and extending along a predetermined route; the system comprising a device, which is configured to be moved in a moving direction and along the predetermined route and comprises a support, which mainly extends transversely to the moving direction, a quantity of acoustic ...
Acoustic Wave Patent Pack
Download 368+ patent application PDFs
Acoustic Wave Patent Applications
Download 368+ Acoustic Wave-related PDFs
For professional research & prior art discovery
inventor
  • 368+ full patent PDF documents of Acoustic Wave-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.
Composition for acoustic wave probe, silicone resin for acoustic wave probe using the same, acoustic ...
Fujifilm Corporation
April 19, 2018 - N°20180104384

Provided is a composition for an acoustic wave probe including a polysiloxane mixture containing at least polysiloxane having a vinyl group and a phenyl group, polysiloxane having two or more si—h groups in a molecular chain, and zinc oxide, a silicone resin for an acoustic wave probe, the acoustic wave probe, an acoustic wave measurement apparatus, an ultrasound ...
System and apparatus for interrupting the life cycle of sperm
Sound Technology Transfer, Llc
April 19, 2018 - N°20180104092

A system and apparatus for interrupting the life cycle of sperm includes a seat upon which a user sits in a coupling position on the seat. The seat includes one or more acoustic transducers that are driven by a controller to emit acoustic waves to a region of the user's anatomy responsible for producing sperm. The user is subjected to ...
Object information acquiring apparatus and signal processing method
Canon Kabushiki Kaisha
April 19, 2018 - N°20180103849

The present invention provides an object information acquiring apparatus including an irradiating unit, receiving elements which receive acoustic waves generated from an object and output electric signals, a probe which has a supporting member and on which the receiving elements are arranged in the supporting member such that respective directivity axes are converged, a weighting processing unit which performs weighting ...
Acoustic device
Bose Corporation
April 12, 2018 - N°20180103314

An acoustic device that has a neck loop that is constructed and arranged to be worn around the neck. The neck loop includes a housing with a first acoustic waveguide having a first sound outlet opening, and a second acoustic waveguide having a second sound outlet opening. There is a first open-backed acoustic driver acoustically coupled to the first waveguide ...
Slanted apodization for acoustic wave devices
Qorvo Us, Inc.
April 12, 2018 - N°20180102760

A device includes a die and an interdigital transducer on the die. The interdigital transducer includes a first bus bar, a second bus bar, and a number of electrode fingers. The first bus bar is parallel to the second bus bar. The electrode fingers are divided into a first set of electrode fingers and a second set of electrode fingers. ...
Bulk-acoustic wave resonator and method for manufacturing the same
Samsung Electro-mechanics Co., Ltd.
April 12, 2018 - N°20180102751

A bulk-acoustic wave resonator includes: a membrane layer disposed on a substrate and forming a cavity; a lower electrode disposed on the membrane layer; a piezoelectric layer disposed on the lower electrode; an upper electrode disposed on the piezoelectric layer, and including a frame part disposed at an edge of an active area and having a thickness greater than that ...
Reducing computer fan noise
International Business Machines Corporation
April 12, 2018 - N°20180102124

A noise source emits an acoustic noise wave with a noise frequency corresponding to an attribute of a control-status signal associated with the noise source. A method to reduce the noise comprises generating, based on the noise frequency corresponding to the attribute, an anti-noise signal having the noise frequency. The method further comprises phase-shifting the anti-noise signal to output a ...
Acoustic Wave Patent Pack
Download 368+ patent application PDFs
Acoustic Wave Patent Applications
Download 368+ Acoustic Wave-related PDFs
For professional research & prior art discovery
inventor
  • 368+ full patent PDF documents of Acoustic Wave-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.
Sample tube and method
Brooks Automation, Inc.
April 12, 2018 - N°20180100868

A sample tube includes a barcode split into components at the bottom of the sample tube. Each barcode component stores less than the full data output from the barcode, but the components combine to full data output. Redundant diagonal components provide for error checking. A center region between the barcode components supports an electrical circuit or an optical or acoustic ...
Holding member and acoustic wave apparatus
Canon Kabushiki Kaisha
April 12, 2018 - N°20180100832

A holding member is provided which is capable of, in an acoustic wave apparatus. The holding member includes: a sheet portion configured to separate an upper space for a subject and a lower space for a lower acoustic matching liquid and to store an upper acoustic matching liquid thereon; and a frame portion configured to tauten the sheet portion in ...
Aggregate signal amplification device and method
Skyworks Solutions, Inc.
April 05, 2018 - N°20180097533

A surface acoustic wave (saw) filter that receives an aggregate circuit and outputs two or more sub-signals on outputs each of a different frequency band. The sub-signals are amplified by low noise amplifiers and, in one implementation, the amplified sub-signals can be summed. The outputs are connected via a switched passive network so that portions of the sub-signals on the ...
High-voltage converter based tuning of acoustic filters
Qorvo Us, Inc.
April 05, 2018 - N°20180097507

Embodiments of an acoustic wave filter system that includes at least one acoustic wave filter and acoustic wave tuning control circuitry are disclosed. The acoustic wave filter includes at least one acoustic wave resonator and defines a passband. To provide tuning for calibration or for dynamic filter operation, the acoustic wave tuning control circuitry is configured to bias one or ...
Acoustic wave device and manufacturing method for same
Murata Manufacturing Co., Ltd.
April 05, 2018 - N°20180097501

An acoustic wave device includes a piezoelectric substrate including an electrode formation surface, and an idt electrode provided on the electrode formation surface. The idt electrode includes a close contact layer located on the electrode formation surface, and a main electrode layer located on the close contact layer. The close contact layer includes first and second layers that respectively include ...
Piezoelectric package-integrated motor
Intel Corporation
April 05, 2018 - N°20180097458

Embodiments of the invention include a self-propelled sensor system. In an embodiment, the self-propelled sensor system includes a piezoelectrically actuated motor that is integrated with a substrate. In an embodiment, the self-propelled sensor system may also include a sensor and an integrated circuit electrically coupled to the piezoelectrically actuated motor. Embodiments of the invention may also include self-propelled sensor systems ...
Method for evaluating and monitoring formation fracture treatment using fluid pressure waves
Seismos Inc.
April 05, 2018 - N°20180094521

A method for evaluating a wellbore treatment includes inducing an acoustic wave in the wellbore prior to treatment. Acoustic energy propagating as pressure waves in the wellbore is detected. A formation in fluid communication with the wellbore is treated. The inducing an acoustic wave and detecting acoustic energy are repeated. A characteristic of the treatment is determined based on differences ...
Blowout preventer monitoring systems and methods
Cameron International Corporation
March 29, 2018 - N°20180087342

A monitoring system for a blowout preventer (bop) includes an ultrasonic transceiver configured to be coupled to a body that supports a movable component of the bop. The system also includes a reflector configured to be positioned within a channel formed in the body. The ultrasonic transceiver is configured to emit an acoustic wave and the reflector is configured to ...
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