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Acoustic Wave patents



      
           
This page is updated frequently with new Acoustic Wave-related patent applications. Subscribe to the Acoustic Wave RSS feed to automatically get the update: related Acoustic RSS feeds. RSS updates for this page: Acoustic Wave RSS RSS


Hm Energy

Surface acoustic wave transponder package for down-hole applications


Date/App# patent app List of recent Acoustic Wave-related patents
07/23/15
20150207489 
 Film bulk acoustic wave resonator (fbar) having stress-relief patent thumbnailnew patent Film bulk acoustic wave resonator (fbar) having stress-relief
An acoustic resonator structure comprises: a substrate having a cavity, which has a plurality of sides; a first electrode disposed over the cavity; a piezoelectric layer disposed over a portion of the first electrode and extending over at least one of the sides; and a second electrode disposed over the piezoelectric layer, an overlap of the first electrode, the piezoelectric layer and the second electrode forming an active area of the fbar. The active area of the fbar is completely suspended over the cavity..
Avago Technologies General Ip (singapore) Pte. Ltd.


07/23/15
20150207204 
 Surface acoustic wave transponder package for down-hole applications patent thumbnailnew patent Surface acoustic wave transponder package for down-hole applications
A method and apparatus for packaging surface acoustic wave transponders for use in down-hole or other extreme environmental applications. An exemplary id tag transponder may include a surface acoustic wave (saw) piezoelectric device, wire bonds, antennae structure, an antenna reflector, a radome, and a base constructed of a conductive, non-magnetic metal or metal alloy adapted to withstand an extreme environment encountered in down-hole applications.
Hm Energy, Llc


07/23/15
20150206738 
 Surface cleaning method and apparatus using surface acoustic wave devices patent thumbnailnew patent Surface cleaning method and apparatus using surface acoustic wave devices
An apparatus, system, and method for cleaning surfaces is presented. One embodiment of the system includes an array of surface acoustic wave (saw) transducers coupled to a substrate.
Sematech, Inc.


07/23/15
20150201844 
 Image forming apparatus and image forming method patent thumbnailnew patent Image forming apparatus and image forming method
An image forming apparatus has acoustic transducers; and an image processing unit which calculates intensity of acoustic waves irradiated from regions inside a subject respectively by processing received signals, which are output from the acoustic transducers, by a fourier-domain method. The image processing unit includes: a coefficient memory which stores coefficients computed in advance, the coefficient being a value determined only by a position of the acoustic transducer, position of the region and a time of receipt of the acoustic wave; a multiplier unit which multiplies the received signal of the acoustic transducer by the corresponding coefficient; and a voxel memory which accumulates multiplication results of the multiplier unit for each region..
Canon Kabushiki Kaisha


07/16/15
20150198650 
 Method and system for protecting against electrical arcs implementing a modulation specific to a module of the acoustic wave accompanying an electrical arc patent thumbnailMethod and system for protecting against electrical arcs implementing a modulation specific to a module of the acoustic wave accompanying an electrical arc
The invention also relates to a method for locating faults in such an electrical system.. .

07/09/15
20150195636 
 Speaker module and thin electronic device having the same patent thumbnailSpeaker module and thin electronic device having the same
A speaker module of the invention includes a housing, two passive radiators and a speaker. The housing has two side walls.
Wistron Corporation


07/09/15
20150192546 
 Control of entities such as droplets and cells using acoustic waves patent thumbnailControl of entities such as droplets and cells using acoustic waves
The present invention generally relates to manipulation of entities using acoustic waves. For example, by applying acoustic waves to a surface containing entities such as particles, cells, droplets, etc., the entities may be manipulated in various ways on the surface.
Universität Augsburg


07/09/15
20150192010 
 Acoustic telemetry stacked-ring wave delay isolator system and method patent thumbnailAcoustic telemetry stacked-ring wave delay isolator system and method
A stacked-ring, slow-wave acoustic telemetry isolation system and method for use with tubular assemblies such as drillpipe or production tubing comprising an acoustic wave transmitter, the acoustic isolator behaving such that a “down” wave propagated toward the isolator is reflected back substantially in phase with an “up” wave propagated from the acoustic wave source away from the isolator. The acoustic isolator is similarly effective in reflecting “up” propagating waves originating from below the isolator, hence further protecting the acoustic wave source from possible deleterious interference.
Xact Downhole Telemetry, Inc.


07/02/15
20150188507 
 Acoustic wave device and  manufacturing the same patent thumbnailAcoustic wave device and manufacturing the same
A method for manufacturing an acoustic wave device includes: forming an altered domain in a supporting substrate by irradiating the supporting substrate with a laser light, a piezoelectric substrate being joined to an upper surface of the supporting substrate; forming a groove on an upper surface of the piezoelectric substrate so as to overlap with the altered domain; and cutting the supporting substrate at the groove.. .
Taiyo Yuden Co., Ltd.


07/02/15
20150188026 
 Induction of force performed by the piezoelectric materials patent thumbnailInduction of force performed by the piezoelectric materials
Until now, the direct effect or the converse effect is used in piezoelectric devices to provide respectively a disturbance force in external objects via electric field or acoustic waves. The collective displacement of the internal polarized molecules of the piezoelectric materials can be used in innovative ways when the direct or the converse effect takes place.

07/02/15
20150185898 

Active acoustic pressure mapping system


Method and apparatus for determining that a pressure field is applied on a structure. A plurality of acoustic waves are generated within the structure using at least one wave generator and a plurality of measurements of the acoustic waves is taken using at least one wave sensor.
Socpra Sciences Et Genie S.e.c.


07/02/15
20150185347 

System and mitigating instabilities in a pseudoacoustic wave propagator


A method is described that includes receiving one or more seismic measurements corresponding to a plurality of source and receiver locations and providing an earth model for a geologic medium having a heterogeneous tilted symmetry axis. The earth model includes a nonzero shear velocity in the direction of the symmetry axis.
Chevron U.s.a. Inc.


07/02/15
20150185346 

System and mitigating instabilities in a pseudoacoustic wave propagator


A method is described that includes providing an earth model for a geologic medium having a tilted symmetry axis. The earth model includes a nonzero shear velocity in the direction of the symmetry axis for at least a subset of locations within the geologic medium.
Chevron U.s.a. Inc.


07/02/15
20150182126 

Photoacoustic apparatus, signal processing method, and program


An apparatus includes a receiving unit configured to receive a photoacoustic wave that is generated when an object is illuminated with light and to output a first time-series received signal, and a processing unit configured to acquire object information using the first time-series received signal, wherein the processing unit acquires a second time-series received signal whose reception time is normalized with respect to the specific speed of sound by resampling part of the first time-series received signal, and acquires the object information using the second time-series received signal and the specific speed of sound.. .
Canon Kabushiki Kaisha


07/02/15
20150182125 

Photoacoustic apparatus, signal processing method, and program


An apparatus includes a receiving unit configured to receive a photoacoustic wave that is generated when an object is illuminated with light and to output a time-series received signal, and a processing unit configured to acquire object information by performing a reconstruction process on the time-series received signal using a specific speed of sound, wherein in the reconstruction process, the processing unit converts a reception time of the time-series received signal to a reception time normalized with respect to the specific speed of sound.. .
Canon Kabushiki Kaisha


07/02/15
20150182124 

Subject information acquisition apparatus and control subject information acquisition apparatus


A subject information acquisition apparatus comprises a light emission unit configured to emit a pulse beam onto a subject in response to an emission trigger; an acoustic wave probe configured to receive an acoustic wave generated in an interior of the subject in response to emission of the pulse beam, and convert the received acoustic wave into an electric signal; a conversion unit configured to convert the electric signal into digital data; a clock generation unit configured to generate a sampling clock used to drive the conversion unit; an image generation unit that generates an image representing information relating to the interior of the subject on the basis of the digital data; and a synchronization unit that synchronizes the sampling clock with the emission trigger input into the light emission unit.. .
Canon Kabushiki Kaisha


06/25/15
20150180451 

Surface acoustic wave device and filter


A surface acoustic wave device includes: a pair of comb-type electrodes that are provided on a piezoelectric substrate and include electrode fingers and dummy electrode fingers, the electrode fingers of one of the pair of comb-type electrodes facing the dummy electrode fingers of the other comb-type electrode; and additional films that are provided to cover gaps between tip ends of the electrode fingers and tip ends of the dummy electrode fingers and to overlap with at least one of first through third groups in which the first and second groups respectively include the electrode fingers and the dummy electrode fingers located at opposite sides of the gaps in a first direction in which the electrode fingers extend, and the third group includes the electrode fingers located at sides of the gaps in a second direction that crosses the first direction.. .
Taiyo Yuden Co., Ltd.


06/25/15
20150179047 

System and detecting hand hygiene compliance


A device configured to be disposed on or proximate to a dispenser and to detect hand hygiene compliance is provided. The device includes a proximity detection device configured to detect a location and an identifier of a caregiver within a proximity of the device.
General Electric Company


06/25/15
20150178959 

Backprojection approach for photoacoustic image reconstruction


Various examples are provided for photoacoustic image reconstruction and processing utilizing a backprojection approach. In one example, among others, a method for producing an image with a photoacoustic imaging system includes scanning an object with a plurality of light beams, detecting a plurality of acoustic signals produced by the light beams, and generating a reconstructed image from the plurality of acoustic signals by filtered backprojection (fbp) that utilizes a weighted ramp filter.
Board Of Regents, The University Of Texas System


06/25/15
20150177045 

Bulk acoustic wave (baw) sensors for liquid level measurements


A method for sensing at least one level parameter of at least one liquid in a tank. At least one bulk acoustic wave (baw) sensor is positioned inside the tank.
Honeywell International Inc.


06/25/15
20150176398 

Method for determining change of properties in a near-borehole zone of a formation due to invasion of a drilling mud


A core sample is taken from a wall of a borehole and at least one core fragment is cut from the core sample. The irradiation of the core fragments is carried out with longitudinal acoustic waves and a propagation velocity of the longitudinal acoustic waves in each of the core fragments is measured.
Schlumberger Technology Corporation


06/25/15
20150173626 

Photoacoustic measurement apparatus and probe for photoacoustic measurement apparatus


The light irradiation range of a probe for a photoacoustic measurement apparatus is increased. The probe for a photoacoustic measurement apparatus includes a light transmission unit that irradiates a subject with light, and a photoacoustic wave detector 52 that detects a photoacoustic wave generated from the subject.
Fujifilm Corporation


06/18/15
20150172800 

Earbud with membrane based acoustic mass loading


An in-ear earphone housing has a speaker driver installed therein. The driver has a diaphragm with a front face and a rear face, and a motor to vibrate the diaphragm in accordance with an audio signal.
Apple Inc.


06/18/15
20150171825 

Acoustic wave device and producing same


An acoustic wave device comprises a substrate and an acoustic wave element on one main surface of the substrate. Side surfaces of the substrate comprises a protruding portion which protrudes out at a side of an another main surface closer than a side with the one main surface side..
Kyocera Corporation


06/18/15
20150168749 

System and direct imaging


A direct imaging system comprises an illumination unit comprising a plurality of light sources, the plurality of light sources configured to emit a plurality of beams, an optical system for forming the plurality of beams to be aligned in position or angle, an acoustic optical modulator positioned to receive the plurality of beams aligned in one of position or angle and to consecutively diffract different portions of the plurality of beams as an acoustic wave propagates in an acoustic direction, and a scanning element adapted to scan an exposure plane with the plurality of beams modulated by the acoustic optical modulator at a scanning velocity, wherein the scanning velocity is selected to incoherently unite the different portions of the plurality of beams into a single exposure spot.. .
Orbotech Ltd.


06/18/15
20150168354 

Probe and sample information acquisition device


Provided is a probe which includes: an element configured to receive an acoustic wave generated within a sample upon irradiation of light; a first light reflective film; and an acoustic lens, wherein the first light reflective film is provided between the element and the acoustic lens and reflects light of a bandwidth including a wavelength of light with which the sample is irradiated.. .
Canon Kabushiki Kaisha


06/18/15
20150168286 

Method for determining changes in parameters of a porous medium subjected to a contaminant


A source and a receiver of acoustic waves are placed on opposite surfaces of a porous medium sample. A first irradiation of at least one part of the sample with longitudinal acoustic waves is carried out.
Schlumberger Technology Corporation


06/18/15
20150168209 

Elastic wave element and elastic wave sensor using same


An acoustic wave element includes a piezoelectric substrate, an excitation electrode configured to excite and output a main acoustic wave on the piezoelectric substrate, a receiving electrode configured to receive the main acoustic wave, a propagation path configured to allow the main acoustic wave to propagate along the piezoelectric substrate between the excitation electrode and the receiving electrode, and a sensing portion configured to react to an object substance. The propagation path is configured to allow the main acoustic wave to pass plural times through the sensing portion along the propagation path.
Panasonic Intellectual Property Management Co., Lt


06/18/15
20150165445 

Acoustic source fragmentation system for breaking ground material


A system for fragmenting material includes an energy source, an acoustic transmitter, and a controller. The acoustic transmitter is coupled to the energy source and includes a unit acoustic source configured to emit an acoustic wave through a volume of ground material.
Elwha Llc


06/18/15
20150164531 

Rotation features for ultrasonic surgical instrument


An apparatus comprises a shaft assembly, an ultrasonic blade, and a clamp assembly. The shaft assembly comprises an acoustic waveguide operable to transmit ultrasonic vibrations to the blade.
Ethicon Endo-surgery, Inc.


06/18/15
20150164472 

Ultrasonic probe, and photoacoustic-ultrasonic system and inspection object imaging apparatus including the ultrasonic probe


Provided are an ultrasonic probe capable of forming an image without degradation even when the frequency band of a photoacoustic wave and the frequency band of an ultrasonic wave used in ultrasonography are separated from each other, and an inspection object imaging apparatus including the ultrasonic probe. The ultrasonic probe includes a first array device capable of transmitting and receiving an ultrasonic wave; and a second array device capable of receiving a photoacoustic wave.
Canon Kabushiki Kaisha


06/18/15
20150164338 

Photoacoustic apparatus, signal processing method, and storage medium storing program


An apparatus includes a reception unit configured to receive a photoacoustic wave generated when an object is irradiated with light and output a received signal, and a processing unit configured to obtain an initial acoustic pressure distribution in the object by using the received signal and obtain object information by using an equation representing propagation of the light which includes the initial acoustic pressure distribution and a correction term including a background absorption coefficient distribution of the object.. .
Canon Kabushiki Kaisha


06/11/15
20150162893 

Acoustic wave device and manufacturing same


An saw device (1) has a piezoelectric substrate (3) propagating acoustic waves, and a comb-shaped electrode (6) arranged on a first surface (3a) of the piezoelectric substrate (3). The saw device (1) has a columnar terminal (15) located on the first surface (3a) and electrically connected to the comb-shaped electrode (6), and a cover member (9) covering the a side surface of the terminal (15).
Kyocera Corporation


06/11/15
20150160092 

Method and acoustic sensing using multiple optical pulses


An improved technique for acoustic sensing involves, in one embodiment, launching into a medium, a plurality of groups of pulse-modulated electromagnetic-waves. The frequency of electromagnetic waves in a pulse within a group differs from the frequency of the electromagnetic waves in another pulse within the group.
At&t Intellectual Property Ii, L.p.


06/11/15
20150160047 

Acoustic detector


An acoustic detector provides a planar arrangement of microphones. A windshield is arranged over the microphones, with a view to reducing the impact of environmental effects.
Thales Holdings Uk Plc


06/11/15
20150158722 

Systems and apparatus having mems acoustic sensors and other mems sensors and methods of fabrication of the same


A micro electro-mechanical system (mems) device is provided. The mems device includes: a substrate having a first surface and a second surface and wherein the first surface is exposed to an environment outside the mems device; and a mems microphone disposed at a first location on the second surface of the substrate and having a diaphragm positioned such that acoustic waves received at the mems microphone are incident on the diaphragm.
Invensense, Inc.


06/11/15
20150158056 

Light-assisted acoustic cleaning tool


A cleaning tool facilitating removal of particles from a surface is provided which includes an acoustic wave generator and one or more light-emitting diodes. The acoustic wave generator, which is configured to direct acoustic waves towards the surface to be cleaned, may include an acoustic transducer that facilitates generating the acoustic waves, and an acoustic coupler substrate through which the acoustic waves propagate.
Sematech, Inc.


06/04/15
20150155853 

Surface acoustic wave filter


A surface acoustic wave filter includes a piezoelectric substrate, a lower-layer wiring line, an upper-layer wiring line, and an interlayer insulating film. The lower-layer wiring line is disposed on the piezoelectric substrate.
Murata Manufacturing Co., Ltd.


06/04/15
20150155852 

Filter using bawrs


Provided is a filter using bulk acoustic wave resonators (bawrs), the filter comprising two or more bawrs connected in series or in parallel to each other, one or more lc elements being connected in series or in parallel to the respective bawrs, thus constituting a bawr set.. .
Samsung Electronics Co., Ltd.


06/04/15
20150155851 

Acoustic wave element


An acoustic wave element includes: a piezoelectric substrate; an idt (interdigital transducer) formed on the piezoelectric substrate; and an end face of the piezoelectric substrate that is formed on at least one end of the idt in a propagation direction of an acoustic wave; wherein when a wavelength of the acoustic wave which the idt excites is expressed by “λ” and a metallization ratio of the idt is expressed by “d”, a distance between an inner end of an electrode finger of the idt nearest to the end face and the end face is equal to or more than 7λ/16+d×λ/4 and equal to or less than 3λ/4+dλ/4.. .
Taiyo Yuden Co., Ltd.


06/04/15
20150153269 

Photoacoustic imaging apparatus


A photoacoustic imaging apparatus includes a light source portion and a signal processing portion. The signal processing portion is configured to perform imaging processing on the basis of either a first acoustic wave signal or a second acoustic wave signal by performing processing for disabling either the first acoustic wave signal corresponding to a rising edge of a pulse signal of pulsed light or the second acoustic wave signal corresponding to a falling edge of the pulse signal of the pulsed light..
Funai Electric Co., Ltd


06/04/15
20150153248 

Method and acoustic sensing using multiple optical pulses


An improved technique for acoustic sensing involves, in one embodiment, launching into a medium, a plurality of groups of pulse-modulated electromagnetic-waves. The frequency of electromagnetic waves in a pulse within a group differs from the frequency of the electromagnetic waves in another pulse within the group.
At&t Intellectual Property Ii, L.p.


06/04/15
20150150465 

Photoacoustic image generation apparatus and method


After light has been output to a subject to be examined, a photoacoustic wave induced in the subject by the output light is detected. It is assumed that at least one virtual detector element is present outside of a real detector, and dummy data corresponding to the at least one virtual detector element are added to photoacoustic data in which pieces of data of the photoacoustic wave detected by the detector are arranged in accordance with the positions of detector elements.
Fujifilm Corporation


05/28/15
20150148678 

Ultrasonic diagnosis device and ultrasonic image acquisition method


Provided is a technique that implements harmonic imaging in an ultrasound diagnostic apparatus, being unaffected by the voltage-dependent distortion and nonlinear characteristics of the transmit system in the ultrasound diagnostic apparatus that incorporates the transmit amplifier, the ultrasound probe, and the like, facilitating adjustment of the transmit voltage, and achieving a frame rate substantially equivalent to that of the conventional pi method. In the amplitude modulation method that synthesizes the transmit acoustic fields, thereby eliminating a basic wave component of an acoustic wave and creating an image from nonlinear component echoes being extracted, one transmit and receive out of plural transmits and receptions to obtain one scanning line also serves as the transmit and receive for obtaining other scanning line.
Hitachi Aloka Medical, Ltd.


05/28/15
20150148655 

System and non-contact ultrasound


A system and method for generating ultrasound images of a subject without physically contacting the subject is provided. A photoacoustic excitation source may be employed that directed into a scanning mirror to transmit acoustic disturbances into a patient to induce propagating photoacoustic waves.
Massachusetts Institute Of Technology


05/28/15
20150148652 

Object information acquiring apparatus and control method thereof


Provided is an object information acquiring apparatus, including: a light source; a detecting unit that detects an acoustic wave generated from an object which has received an irradiation light from the light source; a processing unit that generates characteristic information on the inside of the object by using the acoustic wave; and a memory unit that records the characteristic information in association with information on the irradiation light.. .
Canon Kabushiki Kaisha


05/28/15
20150146893 

Body-sensitive vibration headphone


There is provided a body-sensitive vibration headphone for suppressing resonance that occurs when a vibrator that generates body-sensitive vibration vibrates. The body-sensitive vibration headphone includes electroacoustic transducer (50) that converts an input signal into an acoustic wave, housing (20) that accommodates electroacoustic transducer (50), vibrator (31) that converts the input signal into vibration, and ear pad (40) attached to housing (20).
Panasonic Intellectual Property Management Co., Ltd.


05/28/15
20150145986 

Annular thermoacoustic energy converter


A thermoacoustic energy converter for converting heat energy to electricity includes an annular resonator with a regenerator disposed therein. An electro-mechanical transducer is coupled to the annular resonator and in fluid communication with the working fluid.
University Of Utah Research Foundation


05/21/15
20150139853 

Method and transforming a liquid stream into plasma and eliminating pathogens therein


A liquid stream is transformed into a vapor and liquid medium, then plasma state is generated in the medium, which generates various high-energy particles causing a number of physical and/or chemical effects, then the vapor and liquid medium is condensed back into an output stream of liquid. Liquid feedstock (e.g.
Aic, Llc


05/21/15
20150138920 

Modulated echo underwater communications and energy harvesting


A system is provided that includes a gateway node and terminal node. The gateway node may be configured to produce a continuous acoustic wave for propagation through a fluid such as water, and detect an echo thereof.
The Boeing Company


05/21/15
20150137908 

Acoustic wave filter and duplexer


An acoustic wave filter includes series resonators and parallel resonators that have a piezoelectric film on an identical substrate and have a lower electrode and an upper electrode, wherein: one of the series resonators and the parallel resonators have a temperature compensation film on a face of the lower electrode or the upper electrode that is opposite to the piezoelectric film in a resonance region, the compensation film having an elastic constant of a temperature coefficient of which sign is opposite to a sign of a temperature coefficient of an elastic constant of the piezoelectric film; and the other have an added film on the same side as the temperature compensation film on the lower electrode side or the upper electrode side compared to the piezoelectric film in the resonance region in the one of the series resonators and the parallel resonators.. .
Taiyo Yuden Co., Ltd.


05/21/15
20150137903 

Surface acoustic wave device and oscillator circuit


A surface acoustic wave device includes a quartz substrate and a periodic structure portion. The quartz substrate is constituted such that a surface acoustic wave is to propagate on a surface with an euler angle of (0°, 16°<θ≦18.5°, 0°).
Nihon Dempa Kogyo Co., Ltd.


05/21/15
20150137827 

Systems and methods for detecting partial discharge in electrical components


A system for detecting partial discharge in electrical components may include a control system that may operate a drive in an industrial automation system. The industrial automation system may include the electrical components being analyzed for partial discharge.
Rockwell Automation Technologies, Inc.


05/21/15
20150135839 

Photoacoustic probe module and photoacoustic imaging apparatus having the same


A photoacoustic probe module includes an optical system configured to guide a laser beam generated by a laser source such that the laser beam arrives at an object at a target incidence angle and penetrates the object to a target internal depth, and a photoacoustic probe configured to receive acoustic waves emitted from the target depth by the laser beam.. .
Samsung Medison Co., Ltd.


05/14/15
20150133793 

Subject information acquisition apparatus


A subject information acquisition apparatus comprises a casing in which a transmissive member capable of transmitting acoustic waves and laser beams therethrough is provided; a light irradiating unit disposed inside the casing so as to irradiate a subject with laser beams with the transmissive member interposed; an acoustic wave probe disposed inside the casing so as to receive acoustic waves with the transmissive member interposed; and a scanning mechanism disposed inside the casing so as to move the light irradiating unit and the acoustic wave probe in relation to the casing, wherein the casing is configured to be movable on the subject.. .

05/14/15
20150133787 

Spread spectrum coded waveforms in ultrasound diagnostics


Techniques, systems, and devices are disclosed for ultrasound diagnostics using spread spectrum, coherent, frequency- and/or phase-coded waveforms. In one aspect, a method includes synthesizing individual orthogonal coded waveforms to form a composite waveform for transmission toward a biological material of interest, in which the synthesized individual orthogonal coded waveforms correspond to distinct frequency bands and include one or both of frequency-coded or phase-coded waveforms; transmitting a composite acoustic waveform toward the biological material of interest, in which the transmitting includes transducing the individual orthogonal coded waveforms into corresponding acoustic waveforms to form the composite acoustic waveform; receiving returned acoustic waveforms that are returned from at least part of the biological material of interest corresponding to at least some of the transmitted acoustic waveforms that form the composite acoustic waveform; and processing the received returned acoustic waveforms to produce an image of at least part of the biological material of interest..

05/14/15
20150133766 

Subject information acquiring apparatus


A subject information acquiring apparatus of the present invention includes a subject-holding member which holds a subject and a probe unit having a transducer which receives acoustic waves from the subject through the subject-holding member, a housing which accommodates the transducer, and a matching liquid-holding member configured to hold a matching liquid between the transducer and the subject-holding member, the probe unit being allowed to move relative to the subject-holding member. The probe unit has a guide which introduces the matching liquid to the subject-holding member, the matching liquid having been spilled from a space defined by the matching liquid-holding member, the transducer, and the subject-holding member onto the upper surface of the hosing and then flowed from the upper surface of the housing..

05/14/15
20150133765 

Biological information acquisition apparatus


A biological information acquisition apparatus and a biological information acquisition method, both capable of radiating a uniform and efficient light to the whole living body tissue as an object of the detection are provided. The biological information acquisition apparatus of the present invention includes a light source and an acoustic wave detector detecting an acoustic wave generated by making a light from the light source enter the object through an object holding member.

05/14/15
20150132712 

Apparatus and methods for treating root canals of teeth


Apparatus and methods for endodontic treatment of teeth provide effective cleaning of organic material (such as pulp and diseased tissue) from the root canal system. In an embodiment, a compressor system generates high pressure liquid (e.g., water) that flows through an orifice to produce a high-velocity collimated jet of liquid.

05/14/15
20150129351 

Dynamic acoustic waveguide


A loudspeaker and a method of operation which allow for the production and emphasis of extremely low bass tones. The loudspeaker generally is formed from a loudspeaker driver cone of conventional type which is placed in a very small enclosure with two waveguides attached thereto.

05/07/15
20150123746 

Surface acoustic wave device and filter


A surface acoustic wave device includes: a pair of comb-like electrodes formed on a piezoelectric substrate, each of which includes electrode fingers, dummy electrode fingers and a bus bar to which the electrode fingers and the dummy electrode fingers are connected, the electrode fingers and the dummy electrode fingers of one of the pair of comb-like electrodes facing the dummy electrode fingers and the electrode fingers of the other com-like electrode, respectively; and additional films extending in the form of a strip in a first direction in which the electrode fingers are arranged side by side, each of the additional films covering at least parts of gaps defined by ends of the electrode fingers of one of the pair of comb-like electrodes and ends of the dummy electrode fingers of the other comb-like electrode.. .
Taiyo Yuden Co., Ltd.


05/07/15
20150122036 

Photoacoustic wave measurement device


A photoacoustic wave measurement device according to the present invention includes: an optical fiber that outputs pulsed light; an external spacer that is disposed between a pulsed-light output end of the optical fiber and a measurement object, and which is adapted to allow the pulsed light to pass therethrough; a piezoelectric element that receives a photoacoustic wave generated by the pulsed light from the measurement object and converts the photoacoustic wave into an electric signal; and a spacer that is disposed between the external spacer and the piezoelectric element, and which is adapted to allow the photoacoustic wave to pass therethrough. The piezoelectric element is farther from the measurement object than the pulsed-light output end.
Advantest Corporation


04/30/15
20150120290 

Client-server architecture for automatic speech recognition applications


A client-server architecture for automatic speech recognition (asr) applications, includes: (a) a client-side including: a client being part of distributed front end for converting acoustic waves to feature vectors; vad for separating between speech and non-speech acoustic signals; adaptor for websockets; and (b) a server side including: a web layer utilizing http protocols and including a web server having a servlet container; an intermediate layer for transport based on message-oriented middleware being a message broker; a recognition server and an adaptation server both connected to said intermediate layer; a speech processing server; a recognition server for instantiation of a recognition channel per client; an adaptation server for adaptation acoustic and linguistic models for each speaker; a bidirectional communication channel between a speech processing server and client side; and a persistent layer for storing a language knowledge base connected to said speech processing server.. .
Dixilang Ltd.


04/30/15
20150119714 

Examination portion information obtaining apparatus


An examination portion information obtaining apparatus includes an opening to which a portion to be examined of the examinee is inserted, a cup-shaped maintaining member which accommodates at least part of the portion to be examined inserted through the opening, an acoustic wave detector which receives acoustic waves from the portion to be examined, and a movement mechanism which moves the maintaining member relative to the portion to be examined inserted through the opening.. .
Canon Kabushiki Kaisha


04/30/15
20150119684 

Apparatus and obtaining subject information, display method, and program


A subject-information acquisition apparatus includes a light source; a holding member configured to hold a subject so as to surround the subject; at least one transducer configured to receive an acoustic wave generated by irradiating the subject with light from the light source; and a signal processing unit configured to obtain distribution information using a received signal output from the transducer. The holding member includes a marker that absorbs the light and generates an acoustic wave..
Canon Kabushiki Kaisha


04/30/15
20150119683 

Subject-information acquiring apparatus


A subject-information acquiring apparatus includes a light source; a bed having a holder holding an examined portion of a subject, the bed being configured to support the subject; acoustic wave detectors configured to detect acoustic waves and output electric signals, the acoustic waves being generated when the examined portion is irradiated with light from the light source; a supporting member configured to support the acoustic wave detectors such that a direction of maximum reception sensitivity of at least some acoustic wave detectors and a direction of maximum reception sensitivity of other acoustic wave detectors different from the at least some acoustic wave detectors are different and are directed toward a specific region; and a signal processing unit configured to acquire information about the inside of the examined portion on the basis of the electric signals. The holder can be changed in shape to fit a shape of the examined portion..
Canon Kabushiki Kaisha


04/30/15
20150119682 

Subject information acquisition apparatus


A subject information acquisition apparatus according to the present invention includes multiple first conversion elements which receive photoacoustic waves. A direction in which reception sensitivity is highest differs between a first part of the first conversion elements, and a second part of the first conversion elements which is different from the first part of the first conversion elements.
Canon Kabushiki Kaisha


04/30/15
20150119680 

Subject information obtaining apparatus


A long period of time is required to complete measurement performed by a subject information obtaining apparatus. Accordingly, a subject information obtaining apparatus includes a receiver including a plurality of conversion elements which receive acoustic waves and output reception signals and a supporting member including the conversion elements disposed therein, a movement mechanism configured to move the receiver, and a controller configured to input a driving signal to the movement mechanism.
Canon Kabushiki Kaisha


04/30/15
20150117157 

Integrated passive and wireless sensor


A passive and wireless sensor is provided for sensing at least one of magnetic field, temperature or humidity. The sensor can provide only one of the sensing functions, individually or any combination of them simultaneously.
King Abdullah University Of Science And Technology


04/30/15
20150117154 

Apparatus for transmitting positioning signal and indoor positioning using the same


Disclosed are an apparatus for transmitting positioning signals, a method for indoor positioning based on the positioning signals, and an apparatus for performing the same. The method comprises receiving a plurality of acoustic or ultrasonic waves; measuring strengths of the received plurality of acoustic or ultrasonic waves; identifying frequencies of the received plurality of acoustic waves or ultrasonic waves; and performing positioning based on the measured strengths and the identified frequencies of the received plurality of acoustic waves or ultrasonic waves.
Electronics And Telecommunications Research Institute


04/30/15
20150116277 

Method and device for position detection


The present invention provides a method and device for position detection. For detection of a touch position, a segment of surface acoustic wave (saw) is provided multiple times to be propagated on a saw touch panel, and the multiple saw segments are received by the saw touch panel.
Egalax_empia Technology Inc.


04/30/15
20150116049 

Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic apparatus


A surface acoustic wave (saw) resonator and a saw oscillator and an electronic apparatus including the resonator are to be provided. A saw resonator includes: an idt exciting a saw using a quartz crystal substrate of euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, 42.79°≦.
ψ


04/30/15
20150114962 

Temperature detection assembly and a corresponding lid for a cooking pot


The present invention relates to a temperature detection assembly (10) for a cooking pot (24). Said temperature detection assembly (10) comprises a straight and elongated bar (12), at least one saw (surface acoustic wave) temperature sensor (10) arranged inside a lower end portion of the bar (12), a sensor antenna (16) connected to an upper end of the bar (12), and at least one handle (18) connected to the upper end of the bar (12).
Electrolux Home Products Corporation N.v.


04/30/15
20150114125 

Examined-portion information acquisition apparatus


One aspect of the present invention relates to an examined-portion information acquisition apparatus including two examined-portion holding members each configured to hold one of two examined portions, a receiver configured to receive an acoustic wave, and a moving system configured to move the receiver from a position at which the receiver receives an acoustic wave from one examined portion held by one examined-portion holding member among the two examined-portion holding members to a position at which the receiver receives an acoustic wave from another examined portion held by the other examined-portion holding member, wherein the receiver includes a plurality of transducers configured to receive an acoustic wave, and a supporting member on which the plurality of transducers are arranged, and the plurality of transducers are arranged on the supporting member such that directivity axes of some transducers among the plurality of transducers converge.. .
Canon Kabushiki Kaisha


04/23/15
20150112596 

Estimation of fast shear azimuth, methods and apparatus


Various embodiments include apparatus and methods to operate to record a plurality of acoustic waveforms, to generate an objective function based on the plurality of acoustic waveforms, and to estimate a global minimum of the objective function. The plurality of acoustic waveforms can correspond to a plurality of acoustic dipole receivers azimuthally disposed around a tool to which the receivers are attached.
Halliburton..energy..services,..inc.


04/23/15
20150111277 

Cell washing device using a wave


A system is disclosed for washing a selected component and removing the selected component from a wash material. The selected component may include red blood cells that are washed to remove a rejuvenating solution.
Biomet Biologics, Llc


04/23/15
20150111195 

Cell washing device using a wave


A system is disclosed for washing a selected component and removing the selected component from a wash material. The selected component may include red blood cells that are washed to remove a rejuvenating solution.
Biomet Biologics, Llc


04/23/15
20150110763 

Cell washing device using a wave


A system is disclosed for washing a selected component and removing the selected component from a wash material. The selected component may include red blood cells that are washed to remove a rejuvenating solution.
Biomet Biologics, Llc


04/23/15
20150109886 

Acoustic wave imaging of formations


An embodiment of a method of estimating characteristics of an earth formation includes: disposing an acoustic tool in a borehole in an earth formation, the acoustic tool including an acoustic multipole transmitter and at least one multipole acoustic receiver; transmitting acoustic signals into the borehole, the acoustic signals generating at least one acoustic body wave that radiates away from the borehole into a far-field formation region; measuring reflected signals including body waves reflected from reflective boundaries in the far-field formation region; identifying a reflective boundary in the formation and reflection attributes associated with the reflective boundary; and estimating at least one of a thickness, distance and a lateral extent of a hydrocarbon formation feature based on the reflected signals and the reflection attributes.. .
Baker Hughes Incorporated


04/23/15
20150109216 

Apparatus and recognizing touch of user terminal


An apparatus and method for recognizing a touch of a user terminal are provided. The method includes retrieving, by a controller, an acoustic wave signal according to an input generated from an exterior and analyzing the acoustic wave signal.
Hyundai Motor Company


04/16/15
20150106072 

Network synthesis design of microwave acoustic wave filters


Methods for the design of microwave filters comprises comprising preferably the steps of inputting a first set of filter requirements, inputting a selection of circuit element types, inputting a selection of lossless circuit response variables, calculating normalized circuit element values based on the input parameters, and generate a first circuit, insert parasitic effects to the normalized circuit element values of the first circuit, and output at least the first circuit including the post-parasitic effect circuit values. Additional optional steps include: requirements to a normalized design space, performing an equivalent circuit transformation, unmapping the circuit to a real design space, performing a survey, and element removal optimization.
Resonant Inc.


04/16/15
20150104845 

Acoustic manipulation process and acoustic manipulation device


An acoustic manipulation process and acoustic manipulation device are disclosed. The acoustic manipulation process includes providing a device having a pathway positioned to receive a flow of a particle-containing fluid, transporting the particle-containing fluid into the pathway, and applying standing surface acoustic waves to the particle-containing fluid while the particle-containing fluid is flowing through the pathway.
The Penn State Research Foundation


04/16/15
20150101411 

Systems and methods for component separation in medical imaging


A system is provided for component separation. In an embodiment, a light source or other source of electromagnetic energy delivers energy to a volume of tissue.
Seno Medical Instruments, Inc.


04/16/15
20150101395 

Photoacoustic gas sensor device and a analyzing gas


A photoacoustic gas sensor device for analyzing gas includes an emitter module and a pressure-sensitive module. The emitter module is arranged on a carrier substrate and emits light pulses.
Infineon Technologies Ag


04/09/15
20150099973 

Photoacoustic apparatus


A photoacoustic apparatus disclosed in the present specification includes: a light source configured to emit light; an acoustic wave transmission unit configured to transmit an acoustic wave to a specific area; a photoacoustic wave reception unit configured to receive a photoacoustic wave generated by a subject due to emission of the light, which is emitted from the light source, to the subject and configured to output a time-series photoacoustic signal; an echo reception unit configured to receive an echo generated due to reflection, in the subject, of the acoustic wave transmitted from the acoustic wave transmission unit and configured to output a time-series echo signal; and a processing unit configured to acquire, based on the time-series photoacoustic signal and the time-series echo signal, optical property information in which information a component corresponding to a reflected wave of the photoacoustic wave generated in the specific area is reduced.. .
Canon Kabushiki Kaisha


04/09/15
20150098488 

Systems and methods for monitoring temperature using a magnetostrictive probe


Systems and methods for monitoring temperature distribution in downhole equipment using magnetostrictive probes. In one embodiment, an esp motor has a stator with a rotor and shaft rotatably positioned within the stator.
Baker Hughes Incorporated


04/09/15
20150098305 

Photoacoustic apparatus, operation photoacoustic apparatus, and program


A photoacoustic apparatus disclosed in the present specification includes: an acoustic wave transmission unit configured to transmit a transmission acoustic wave to a specific area; a control unit configured to control a transmission waveform of the transmission acoustic wave transmitted from the acoustic wave transmission unit; a light source configured to generate light emitted to an area including the specific area when the acoustic wave reaches the specific area; an acoustic wave reception unit configured to receive the acoustic wave and to output a time-series received signal; and a signal processing unit configured to acquire optical property information based on the time-series received signal, wherein the control unit controls the transmission waveform in such a manner that amplitude of a photoacoustic wave generated in the specific area is reduced by the transmission acoustic wave transmitted from the acoustic wave transmission unit.. .
Canon Kabushiki Kaisha


04/09/15
20150097814 

Damping vibrational wave reflections


A touch input detector is disclosed. The touch input detector includes an acoustic transmitter for transmitting an acoustic wave across a touch input medium.
Sentons Inc.


04/02/15
20150094000 

Temperature compensated bulk acoustic wave devices using over-moded acoustic reflector layers


Embodiments of apparatuses, systems and methods relating to temperature compensated bulk acoustic wave devices. In some embodiments, temperature compensated bulk acoustic wave devices are described with an over-moded reflector layer..
Triquint Semiconductor, Inc.


04/02/15
20150091597 

Systems and methods for detecting partial discharge in electrical components


A system for detecting partial discharge in electrical components may include a control system that may operate a drive in an industrial automation system. The industrial automation system may include the electrical components being analyzed for partial discharge.
Rockwell Automation Technologies, Inc.


04/02/15
20150090037 

Object information acquiring apparatus


An object information acquiring apparatus is used, including: an optical transmission system for transmitting light from a light source; a photoacoustic probe including an irradiating end for irradiating an object with light and a receiver for receiving acoustic waves generated from the object that has been irradiated with light; a processor for acquiring information on the object based on the acoustic waves; a light quantity meter for measuring the quantity of light emitted from the irradiating end; a memory for storing a measurement value; and a presentation unit. The processor compares the measurement value with a reference value of light quantity or a history of measurement value stored in the memory, and provides a result regarding whether or not the measurement value is within a reference range to the presentation unit..
Canon Kabushiki Kaisha


04/02/15
20150089792 

Acoustic testing of sapphire components for electronic devices


In some embodiments, processes for testing for structural flaws in sapphire parts such as display cover plates used in the manufacturing of electronic devices are disclosed. A process may include transmitting a destructive acoustic signal onto a sapphire part, and determining whether the sapphire part failed in response to the destructive signal.
Apple Inc.


03/26/15
20150088178 

Transducer features for ultrasonic surgical instrument


An apparatus for operating on tissue includes a body, a shaft, an ultrasonic blade, and an acoustic assembly. The shaft extends distally from the body.
Ethicon Endo-surgery, Inc.


03/26/15
20150088106 

Method for the renewal of biological tissues and device for the implementation thereof (embodiments)


The invention relates to medicine and can be used in surgery, including cosmetic surgery, for example, for treating trophic and slowly healing ulcers, bed sores, burns, scars, etc., as well as for biological tissue rejuvenation, including skin, in different locations. The proposed method is for the regeneration of biological tissues with restoration of functional properties, characteristics and structure thereof, in which tissues are subjected to a predetermined degree of mechanically-induced trauma through the creation, in the desired areas, of at least one region of interference between acoustic waves generated by at least two sources and propagating in the tissues to be regenerated, with the possibility of subsequent natural regeneration of the corresponding biological tissues in said areas.



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Acoustic Wave topics: Acoustic Wave, Piezoelectric, Transducer, Wave Device, Electrical Signal, Extensional, Magnetic Field, Extensions

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