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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


Body-sensitive vibration headphone

Panasonic Intellectual Property Management

Body-sensitive vibration headphone

Object information acquiring apparatus and control method thereof

Canon

Object information acquiring apparatus and control method thereof

Date/App# patent app List of recent Acoustic Wave-related patents
05/28/15
20150148678
 Ultrasonic diagnosis device and ultrasonic image acquisition method patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailMethod 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 patent thumbnailModulated 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 patent thumbnailAcoustic 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 patent thumbnailSurface 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 patent thumbnailSystems 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.
03/26/15
20150087984

Object information acquiring controlling same


An object information acquiring apparatus of the present invention includes a receiver that receives an ultrasound echo and a photoacoustic wave, a scanner of the receiver, a processor that generates structural distribution information and functional distribution information, and a controller that causes a display to display each of the distribution information items. The controller causes, during the period in which the receiver receives the photoacoustic wave from a partial region formed of at least a part of the object and in which the processor generates the functional distribution information on the partial region, the display to sequentially display the structural distribution information generated by the processor on the basis of the ultrasound wave reflected from the partial region as the scanner moves the receiver to implement scanning..
Canon Kabushiki Kaisha
03/26/15
20150086037

Sound receiving device


In the microphone array, an output terminal of each microphone is connected with a time delay circuit, and an output terminal of the time delay circuit is connected to an input terminal of the sound-mixing output device; and an i-th time delay circuit has a delay time ti defined by adding a (n−i) times of unit time to a delay time of a last time delay circuit. The present invention can increase the output of the forward acoustic wave actuation, decrease the output of the oblique acoustic wave within a certain frequency bandwidth, and obtain nearly the same directional characteristic at the central frequency and adjacent frequencies.
03/26/15
20150084716

Duplexer


A duplexer includes a reception filter that is connected between a reception terminal and an antenna terminal and includes one or a plurality of series resonators that are acoustic wave resonators, and a transmission filter that is connected between a transmission terminal and the antenna terminal and includes one or a plurality of acoustic wave resonators, a resonance frequency of a first series resonator that is one of the one or the plurality of series resonators and is closest to the antenna terminal in the reception filter being higher than an upper limit frequency of a reception band of the reception filter.. .
Taiyo Yuden Co., Ltd.
03/26/15
20150083518

Acoustic source apparatus, systems, and methods


In some embodiments, an apparatus and a system, as well as a method and an article, may operate to rotate a rotatable driving member having at least one driving lobe, and to periodically contact at least one cam on a unitary driven member with the at least one driving lobe during rotation of the rotatable driving member, to set the driven member in motion. This motion can be used to launch an acoustic wave along an axis substantially orthogonal to the axis of rotation of the driving member, where the driving member disposed completely within the driven member.
Halliburton Energy Services, Inc.
03/26/15
20150082913

Ultrasonic flow meter


An ultrasonic flow meter is equipped with a housing through which a liquid flows, and a pair of detection units disposed on opposite ends of the housing and including acoustic wave transmitting and receiving units capable of transmitting and receiving acoustic wave signals. Paired connecting plugs are connected respectively to both ends of the housing.
Smc Corporation
03/26/15
20150082912

Ultrasonic flow meter


An ultrasonic flow meter is equipped with a housing through which a liquid flows, and a pair of detection units disposed on opposite ends of the housing and including acoustic wave transmitting and receiving units capable of transmitting and receiving acoustic wave signals. Vibration generating mechanisms having vibration generating bodies arranged perpendicularly to the detection units are disposed on an outer circumferential side of the housing.
Smc Corporation
03/26/15
20150082888

Acoustic sensor and acoustic sensor system


According to one embodiment, an acoustic sensor includes a base and a first strain sensing element. The base includes a support and a first film unit supported by the support.
Kabushiki Kaisha Toshiba
03/19/15
20150080924

Articulation features for ultrasonic surgical instrument


A surgical apparatus comprises a body, an ultrasonic transducer, a shaft, an acoustic waveguide, an articulation section, an end effector, and an articulation drive assembly. The ultrasonic transducer is operable to convert electrical power into ultrasonic vibrations.
Ethicon Endo-surgery, Inc.
03/19/15
20150080725

Coherent spread-spectrum coded waveforms in synthetic aperture image formation


Techniques, systems, and devices are disclosed for synthetic aperture ultrasound imaging using spread-spectrum, wide instantaneous band, coherent, coded waveforms. In one aspect, a method includes synthesizing a composite waveform formed of a plurality of individual orthogonal coded waveforms that are mutually orthogonal to each other, correspond to different frequency bands and including a unique frequency with a corresponding phase; transmitting an acoustic wave based on the composite waveform toward a target from one or more transmitting positions; and receiving at one or more receiving positions acoustic energy returned from at least part of the target corresponding to the transmitted acoustic waveforms, in which the transmitting and receiving positions each include one or both of spatial positions of an array of transducer elements relative to the target and beam phase center positions of the array, and the transmitted acoustic waveforms and the returned acoustic waveforms produce an enlarged effective aperture..
Decision Sciences International Corporation
03/19/15
20150079518

Method for using acoustic waves for purging filters in semiconductor manufacturing equipment


An apparatus and method for qualifying a filter used to filter fluid used in a coating operation associated with photolithography or other semiconductor manufacturing processes, provides a semiconductor manufacturing tool that includes a filter and an acoustic wave generator. The filter may be housed inside a filter housing and the acoustic wave generator may produce ultrasonic, megasonic or other acoustic energy.
Wafertech, Llc
03/19/15
20150078913

Arrangement to reduce noise emission


An arrangement to reduce noise emission generated by a wind turbine rotor blade is provided. The arrangement includes the rotor blade and a noise reduction device attached thereto.
Siemens Aktiengesellschaft
03/19/15
20150078563

Accoustic wave reproduction system


A method of and a system for generating an acoustic wave representing reverberations from a desired acoustic environment are described including having a recording surface (11) defined by a spatial distribution of recording transducers (∘) and an emitting surface defined by a spatial distribution of emitting transducers (x), wherein the emitting surface (12) defines a volume within which the recording surface (11) is located, recording an acoustic wave (14) originating from within a volume defined by the recording surface (11) using the recording transducers (x), extrapolating the recorded wave (14) to the emitting surface using wavefield propagator system (is) representing the desired acoustic environment, and emitting the extrapolated wave from the emitting transducers (∘).. .
Eth Zurich
03/19/15
20150078420

Amplification circuit


An amplification circuit (100) comprising a first filter (102) and an lna (110). The first filter (102) comprising an input (104) for receiving an input signal; a first differential output (106); and a second differential output (108).
Nxp B.v.
03/19/15
20150078136

Conformable transducer with self position sensing


Embodiments are directed to a diaphragm-based flexible array comprising a plurality of piezoelectric elements, wherein the array is configured to conform to a surface of a structure under evaluation and emit acoustic waves in two directions in sequence, a source configured to apply a voltage pulse to each element of the array, and a sensor configured to receive an acoustic pulse from each element of the array in response to application of the voltage pulse to each element of the array.. .
Sikorsky Aircraft Corporation
03/19/15
20150078131

Apparatus for sensing motion of a surface


An apparatus for sensing motion of a surface comprises a stabilised platform comprising a support structure and a moveable mass resiliently suspended with respect to the support structure; a transmitter transducer and a receiver transducer mounted on the moveable mass, the transmitter transducer arranged to transmit an acoustic wave towards the surface, and the receiver transducer arranged to receive a reflected wave from the surface, and detection means for measuring motion of the surface based on a doppler shift in the reflected wave. The detection means may comprise an amplifier arranged to receive a doppler modulated signal from the receiver transducer, and a phase detector arranged to receive an amplified signal from the amplifier and to provide a demodulated output signal indicative of the motion of the surface.
Entec Integrated Technologies
03/19/15
20150078114

Simultaneously and ultrasonically induced cavitation fluid processing method


A method and system for ultrasonically and simultaneously induced cavitation processing of fluid media-filled cells is provided. The method and system requires placing of cells in a bath filled with process fluid, wherein the fluid cell material exhibits specific acoustic resistance to be equal or close to that of the process fluid, sufficient acoustic wave amplitude is produced for specific process fluid so that well-developed acoustic cavitation occurs in process fluid and within every cell exposed to processing.
Cavitanica Ltd.
03/19/15
20150075288

Photoacoustic wave measurement device


A photoacoustic wave measurement device includes a pulsed-light outputter, an arrangement member and a photoacoustic wave detector. The pulsed-light outputter outputs a pulsed light.
Advantest Corporation
03/12/15
20150073311

Method and device for treating pathological conditions associated with bone and musculoskeletal environments


Apparatus includes a treatment bag configured to at least partially encapsulate a body portion to be treated, the treatment bag being generally leak-proof and transparent to acoustic waves and at least partially filled with a shockwave transmission liquid. An acoustic wave device includes a transducer operative to generate acoustic waves.
03/12/15
20150073278

Object information acquiring apparatus and control method thereof


There is used an object information acquiring apparatus including an irradiating unit that irradiates an object with light, an irradiation position controlling unit that controls an irradiation position for irradiating the object with the light, a probe that receives an acoustic wave generated when the object is irradiated with the light from the irradiating unit, at a position opposing the irradiating unit across the object, and outputs an acoustic wave signal, a probe controlling unit that controls the probe, a control processor that controls at least one of the irradiation position controlling unit and the probe controlling unit such that the light does not enter the probe directly without going through the object, and a constructing unit that constructs characteristic information.. .
Canon Kabushiki Kaisha
03/12/15
20150071475

Decorative flat panel sound system


A flat panel sound system (400) includes an acoustic backing (410) and stand-offs (412) on its back side. The stand-offs (412) are interposed between a frame (406) or housing (408) and the wall on which the sound system (400) is mounted.
Soundwall Llc
03/12/15
20150071474

Transmission line loudspeaker


An electro-acoustic driver including an acoustic waveguide includes an enclosure, an acoustic transmission line formed within the enclosure, and a plurality of acoustic transducers contained within the enclosure and disposed along a length of the acoustic transmission line. Each acoustic transducer is configured to emit acoustic energy directly into the acoustic transmission line at two separated locations along the length of the acoustic transmission line..
Bose Corporation
03/12/15
20150071473

Transmission line loudspeaker


A loudspeaker including an acoustic waveguide includes an enclosure, an acoustic transmission line formed within the enclosure, and a plurality of acoustic transducers contained within the enclosure and disposed along a length of the acoustic transmission line. Each acoustic transducer is configured to emit acoustic energy directly into the acoustic transmission line at two separated locations along the length of the acoustic transmission line..
Bose Corporation


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