FreshPatents.com Logo
Enter keywords:  

Track companies' patents here: Public Companies RSS Feeds | RSS Feed Home Page
Popular terms

[SEARCH]

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

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

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


Acoustic signal receiving apparatus and photo-acoustic tomography

Acoustic touch apparatus

Method for the rapid interrogation of a passive sensor, in particular of the surface acoustic waves type, and system for…

Date/App# patent app List of recent Acoustic Wave-related patents
09/11/14
20140254323
 Method and apparatus for determining biofouling of a membrane patent thumbnailMethod and apparatus for determining biofouling of a membrane
A method of determining a state of biofouling of a membrane is provided. The membrane is contained within a flow cell and the flow cell has an outer surface coupled to a tranducer, the method comprises introducing inorganic particles into the flow cell such that the inorganic particles form a part of a top surface of a foulant layer on the membrane.
09/11/14
20140253927
 Acoustic signal receiving apparatus and photo-acoustic tomography patent thumbnailAcoustic signal receiving apparatus and photo-acoustic tomography
An acoustic signal receiving apparatus including: a fabry-perot sensor including a fabry-perot interferometer configured to convert an acoustic wave into a light intensity signal; a control unit configured to set a first wavelength and a second wavelength; a detecting unit configured to convert light intensities obtained by irradiation of the fabry-perot sensor with light from the first light source and the second light source into electric signals; and a signal processing unit configured to acquire a difference between an electric signal corresponding to the first wavelength and an electric signal corresponding to the second wavelength, wherein the control unit is configured to set the first wavelength and the second wavelength so that differential values of reflectivity spectrum of the fabry-perot sensor are different at the first wavelength and the second wavelength.. .
09/11/14
20140253517
 Acoustic touch apparatus patent thumbnailAcoustic touch apparatus
An improved acoustic touch apparatus that has a logo or application icon applied on the back surface of a propagating substrate which can be viewed through the substrate and an acoustic element situated adjacent the logo or application icon that can compensate for phase velocity shifts of surface acoustic waves in propagating over the logo or application icon.. .
09/11/14
20140253094
 Method for the rapid interrogation of a passive sensor, in particular of the surface acoustic waves type, and system for measuring the unique frequency of such a sensor patent thumbnailMethod for the rapid interrogation of a passive sensor, in particular of the surface acoustic waves type, and system for measuring the unique frequency of such a sensor
For passive sensor with resonator having a natural frequency, a method comprises: a first phase emission of an electromagnetic signal toward the passive sensor at an emission frequency, the resonator oscillating in a forced regime at the emission frequency and then oscillating at its natural frequency when the emission is cut off; a first phase reception of the damped signal oscillating at natural frequency emitted by passive sensor, a measurement of the frequency being performed; a second phase emission of an electromagnetic signal at the measured frequency toward the passive sensor, the resonator oscillating in a forced regime at the measured frequency and then oscillating at its natural frequency when the emission is cut off; a second phase reception of the damped signal oscillating at natural frequency, a measurement of the frequency being performed, determination of the natural frequency being stopped due to measurement performed in this second reception phase.. .
09/11/14
20140252916
 Acoustic wave device patent thumbnailAcoustic wave device
Embodiments described herein may provide an acoustic wave device, a method of fabricating an acoustic wave device, and a system incorporating an acoustic wave device. The acoustic wave device may include a transducer disposed on a substrate, with a contact coupled with the transducer.
09/11/14
20140251941
 Lids for spillproof container assemblies patent thumbnailLids for spillproof container assemblies
A spillproof container assembly includes a container body and a lid body that is adapted to be fastened onto the container body by screwing. Both the container body and the lid body are advantageously provided with outwardly extending wing portions for enhancing the grippability of and properly orienting the container assembly for small children.
09/11/14
20140251017
 Detection circuit, driving method, probe, and subject information acquiring apparatus patent thumbnailDetection circuit, driving method, probe, and subject information acquiring apparatus
A detection circuit detects a signal output from an element that receives an acoustic wave. The detection circuit is configured so as not to conduct a detection operation during a period in which the element does not receive the acoustic wave..
09/04/14
20140249042
 Detection of bioagents using a shear horizontal surface acoustic wave biosensor patent thumbnailDetection of bioagents using a shear horizontal surface acoustic wave biosensor
Viruses and other bioagents are of high medical and biodefense concern and their detection at concentrations well below the threshold necessary to cause health hazards continues to be a challenge with respect to sensitivity, specificity, and selectivity. Ideally, assays for accurate and real time detection of viral agents and other bioagents would not necessitate any pre-processing of the analyte, which would make them applicable for example to bodily fluids (blood, sputum) and man-made as well as naturally occurring bodies of water (pools, rivers).
09/04/14
20140247696
 Device for repelling animals using acoustic waves patent thumbnailDevice for repelling animals using acoustic waves
A device for repelling animals using acoustic waves, comprising an acoustic wave generation unit (11); first and second frequency adjusting units (12, 13) to induce the generation of resonance of the pulse signal generated from the acoustic wave generation unit (11); an acoustic wave output unit (14) to output the acoustic wave; a resonance generation-type acoustic wave output unit (15) to output the acoustic wave; a resonance generation unit (16) which forms a space in which the acoustic wave outputted from the acoustic wave output unit (14) and the acoustic wave outputted from the resonance generation-type acoustic wave output unit (15) stay at the same time, and amplifies the volume and the frequencies by inducing resonance to be generated by mutual interference; and an acoustic wave diffusing unit (17) which diffuses the acoustic waves expanded by the resonance to a free space via an induction pathway.. .
08/28/14
20140243789
 Subcutaneous dialysis catheter with ultrasound  agitation patent thumbnailSubcutaneous dialysis catheter with ultrasound agitation
A subcutaneous, venous catheter is provided in conjunction with a method of installation in hemodialysis treatments. The catheter has an implantable hub attached to a first end of the primary lumen.
08/28/14
20140238393
Medical vaporizer and method of monitoring of a medical vaporizer
The present application includes an independent and redundant measurement of anesthetic concentration, based on acoustic time-of-flight measurements, added to an anesthetic vaporizer. The redundant anesthetic concentration measurement is used to make the vaporizer inherently safe by design and monitor true vaporizer empty.
08/28/14
20140238291
Self-powered slip plate to reduce skin-friction drag on a marine vessel
An anti-friction slip plate for mounting on a hull of a marine vessel to reduce skin friction drag by acoustically generating microcavitation bubbles at a wetted area of the hull. The slip plate comprises a plate-like enclosure, an energy extraction mechanism to extract power from water current flowing along the hull when underway, a power generator driven by the energy extraction mechanism to produce electrical power, an acoustic signal generator powered by the power generator to produce an acoustic signal, and a series of transducers excited by the acoustic signal to effect emission of acoustic waves that produce cavitation bubbles in the wetted area.
08/21/14
20140235993
Object information acquiring apparatus and control method therefor
An object information acquiring apparatus includes a probe configured to detect a photoacoustic wave generated from an object irradiated with light, a signal collector configured to generate a first detection signal from the photoacoustic wave, a signal processor configured to generate, from the first detection signal, a second detection signal in which a component having a phase inverted from the phase of a component deriving from the photoacoustic wave is reduced, by using a differential signal of an impulse response of the probe, and an image generator configured to generate image data on the inside of the object using the second detection signal.. .
08/21/14
20140233353
Method and device for well communication
The present invention concerns a method and a well string element for transmitting data in a well. The well string element (20c) includes an elongated body (80) that defines a through channel (110) and also includes a side pocket (92) that is open to ambient (91); and an acoustic modem (60) provided in the pocket (92) and configured to emit acoustic waves.
08/21/14
20140232244
Temperature controlled acoustic resonator comprising heater and sense resistors
A bulk acoustic wave (baw) resonator device comprises a heating cod disposed over a first side of the piezoelectric layer and substantially around a perimeter adjacent to the active area of the acoustic resonator, the heating coil comprising a resistor configured to receive a heater current; and a heat sensor disposed over a second side of the piezoelectric layer and opposing the first side, the heat sensor configured to adjust the heater current in response to a temperature of the heating coil.. .
08/21/14
20140232239
Acoustic wave device and electronic apparatus including same
An acoustic wave device includes a piezoelectric substrate, an idt electrode including plural electrode fingers disposed above an upper surface of the piezoelectric substrate, a first dielectric film made of oxide disposed above the upper surface of the substrate for covering the electrode fingers, and a second dielectric film made of non-oxide disposed on upper surfaces of the electrode fingers and between the first dielectric film and each of the electrode fingers. The first dielectric film contacts the upper surface of the piezoelectric substrate at a position between electrode fingers out of the plural electrode fingers adjacent to each other.
08/21/14
20140230912
Device for handling objects, using acoustic force fields
The invention relates to a device (1) intended for handling objects (o) present in a channel (2) within a fluid (f), in particular a liquid. The device comprises: a channel (2) extending along a longitudinal axis (x), said channel (2) having a transverse section with a width (_) measured along a first transverse axis (y) and a thickness measured along a second transverse axis (z) perpendicular to the first, said width (_) being greater than or equal to the thickness, and said channel comprising first (3) and second (4) walls along the second transverse axis (z); and an acoustic wave generator (10) generating acoustic waves in the channel from at least one of the walls (3; 4), said acoustic wave generator (10) operating at a frequency f that is different from a resonant frequency f0 of the channel (2) along the second transverse axis (z)..
08/21/14
20140230547
Microelectromechanical bulk acoustic wave devices and methods
Micromachined gyroscopes, such as those based upon microelectromechanical systems (mems) have the potential to dominate the rate-sensor market mainly due to their small size, low power and low cost. As mems gyroscopes are resonant devices requiring active excitation it would be beneficial to improve the resonator q-factor reducing the electrical drive power requirements for the excitation circuitry.
08/14/14
20140225875
Directional ultrasound transmitting stylus
A stylus that includes a tip portion that has a cavity. The cavity has a plurality of holes at a first end and a transmitter of acoustic, e.g., ultrasound waves at the end longitudinally opposite the first end.
08/14/14
20140225684
Surface acoustic wave device
In a surface acoustic wave device, a plurality of surface acoustic wave elements include piezoelectric bodies having the same cut-angle. A propagation azimuth of a surface acoustic wave in at least one of surface acoustic wave elements is different from a propagation azimuth of a surface acoustic wave in at least another one of the surface acoustic wave elements.
08/14/14
20140225682
Acoustic resonator having temperature compensation
An acoustic resonator structure comprises a substrate having an air cavity, an acoustic stack disposed over the substrate and comprising a piezoelectric material disposed between a first electrode and a second electrode, and an acoustic reflector disposed over the substrate and comprising a single pair of acoustic impedance layers configured to reflect acoustic waves produced by vibration of the acoustic stack, wherein at least one of the acoustic impedance layers comprises a temperature compensating material.. .
08/14/14
20140224002
Biosensor
To provide a biosensor including a suctioning mechanism while using a detection element such as a surface acoustic wave device, included are: a first cover member 1 including an element-accommodating recess 5 on an upper face thereof; a detection element 3 including an element substrate 10, and at least one detection unit 13 located on the upper face of the element substrate 10 to perform detection of an analyte; and a second cover member 2 joined to the first cover member 1 and covering the detection element 3, and including an inflow port 14 from which the analyte flows in and a groove 15 extending from the inflow port 14 to at least above the detection unit.. .
08/07/14
20140222346
Analytic estimation apparatus, methods, and systems
In some embodiments, apparatus and systems, as well as methods, may operate to record a plurality of acoustic waveforms corresponding to acoustic waves received at azimuthally orthogonal dipole receiver arrays surrounded by a geological formation, the waves being generated by azimuthally orthogonal transmitter arrays. Further activity may include analytically estimating a global minimum of a predefined objective function with respect to an azimuth angle at a point in an auxiliary parameter space associated with a set of auxiliary parameters, minimizing the objective function at the analytically estimated angle with respect to the auxiliary parameters, removing existing ambiguities associated with the fast and slow principal flexural wave axes, and determining at least one property of the geological formation based on the global minimum.
08/07/14
20140222344
Acoustic sensor apparatus, systems, and methods
In some embodiments, an apparatus and a system, as well as a method and an article, may operate to acquire multiple output values provided by at least one elongated, unitary acoustic sensor operating as a secondary propagation medium. The sensor has multiple mechanical-to-electrical conversion probe points along its length, to provide corresponding multiple output values proportional to mechanical movement along the length of the sensor, the mechanical movement being induced by acoustic waves in a primary propagation medium comprising a geological formation and borehole fluid.
08/07/14
20140219490
Acoustic layer in media device providing enhanced audio performance
An acoustic layer is added to a laptop-type personal computing device, comprising: enclosing walls, optionally—one or more microphones, a signal processing device, at least one audio transducer, and an acoustic waveguide. The acoustic layer adjoins one or more internal areas of a laptop-type device.
08/07/14
20140219057
System and device for acoustic measuring in a medium
A device for acoustic measuring in a medium in a borehole such as velocity of sound in the medium or velocity of the medium, includes at least a first acoustic array situated in a first, slanted sidewall of a measuring area and operating to emit a series of acoustic waveforms across a measuring area. In one form, the device includes a second acoustic array situated in a second, slanted sidewall of the measuring area and operating to receive an acoustic signal resulting from the emitted series of acoustic waveforms or to receive said acoustic signal and emit a second series of acoustic waveforms.
08/07/14
20140218133
Flip chip type saw band reject filter design
A method and system for providing a surface acoustic wave band reject filter are disclosed. According to one aspect, a surface acoustic wave band reject filter includes a substrate having electrode bars and bonding pads formed on the substrate.
08/07/14
20140218128
Elastic wave splitter
An elastic wave splitter includes an antenna terminal, a transmission terminal and reception terminals. A transmission filter is connected between the antenna terminal and the transmission terminal.
08/07/14
20140215784
Method for manufacturing a high-temperature ultrasonic transducer using a lithium niobate crystal brazed with gold and indium
A process for manufacturing a high-temperature ultrasonic transducer, said transducer comprising a steel or metal top electrode, a piezoelectric converter, a steel or metal support ensuring the interface between the converter and the propagation medium of the acoustic waves, a first joint between the support and the piezoelectric crystal, and a second joint between the converter and the top electrode, comprises, to produce said gold-and-indium-based joints, a brazing and diffusing operation comprising the following steps: a first step of increasing temperature to a first temperature comprised between about 150° c. And about 400° c.
07/31/14
20140210796
System and method for detecting and locating a disturbance in a medium
A system for detecting and locating a disturbance of a medium includes a medium for propagating bulk acoustic waves, a mechanism for emitting bulk acoustic waves in the medium, a mechanism for receiving the bulk acoustic waves after propagation thereof in the medium, configured to supply a reception signal from the acoustic waves received, and a mechanism for detecting and locating the disturbance in the medium from the reception signal. The medium includes a dermis layer of elastic material with a thickness locally deformable by the disturbance..
07/31/14
20140210310
Acoustic wave device and method of fabricating the same
An acoustic wave device includes: a substrate; a functional element formed on the substrate and including an excitation electrode that excites an acoustic wave; a columnar electrode formed on the substrate and electrically connected to the excitation electrode; a metal frame body formed on the substrate and surrounding the functional element and the columnar electrode; and a ceramic substrate sealing the functional element in combination with the metal frame body, a first metal layer bonded to the columnar electrode and a second metal layer bonded to the metal frame body being formed on a surface of the ceramic substrate.. .
07/31/14
20140209003
Sea-based buoyancy type torpedo storage and launch system, torpedo storage and launch apparatus, and buoyant rise type torpedo
The present invention provides a simple and inexpensive torpedo storage and launch system that has a sea-based buoyancy type torpedo storage and launch system that has a torpedo storage and launch apparatus that stores a buoyant rise type torpedo in vertical arrangement, and further has a torpedo launch mechanism unit that has an outer peripheral surface made of a material that minimizes electric or acoustic wave reflection, that is arranged on the sea floor, whereby automatic ship detection is performed by remote control from a radar station or the like or by a sonar and controlling means provided in the torpedo storage and launch apparatus itself so that if a ship comes into an encounter position and time then the torpedo is launched from the sea floor, rises by buoyancy, and detonates on collision with the ship, thereby torpedoing the ship.. .
07/24/14
20140206998
Object information acquiring apparatus and control method for same
Provided is an object information acquiring apparatus including elements with which an acoustic wave is transmitted to and received from an object and converted into a plurality of received signals, a processor that acquires a power intensity signal of the inside of the object, and a corrector that corrects the power intensity signal, the processor being configured to calculate correlation values of frequency components, perform frequency average processing on a correlation matrix that is a set of the plurality of calculated correlation values to acquire a first power intensity signal, and reduce variance of elements in the diagonal direction of the correlation matrix to acquire a second power intensity signal, and the corrector being configured to output a power intensity signal subjected to correction processing.. .
07/24/14
20140206960
Object information acquiring apparatus
An object information acquiring apparatus is used. This apparatus comprises: a light source configured to emit pulsed light of a plurality of wavelengths; a wavelength controller configured to switch the wavelength; a probe configured to receive an acoustic wave generated and propagated in an object subjected to the pulsed light emitted onto the object; a scan controller configured to move the probe within a predetermined scanning range; and an information processor configured to acquire information about the object by using a plurality of electric signals corresponding to the wavelengths of the pulsed light output from the probe at each reception position in the scanning area.
07/24/14
20140205106
Instrument amplification systems incorporating reflection cancelling boundary microphones and multiband compression
Instrument amplification systems incorporating reflection cancelling boundary microphones and multiband compression in accordance with embodiments of the invention are disclosed. In one embodiment, an amplification system includes a microphone configured to generate an audio signal based upon acoustic waves within the instrument including audio content within a low frequency band including a fundamental resonant frequency of the instrument, a middle frequency band including at least one harmonic frequency of the instrument, and an upper frequency band, where the frequency response characteristics of acoustic waves generated within the instrument in the low frequency band differ from the characteristics of acoustic waves generated outside of the instrument, and an electronic preamplifier system configured to provide the audio content within the low frequency band to a low frequency band amplification circuit that applies compression to provide audio content having frequency characteristics corresponding to the characteristics of acoustic waves generated outside of the instrument..
07/24/14
20140204549
Circuit substrate
A circuit substrate includes: a laminate substrate in which a conductive layer and an insulating layer are laminated; a filter chip that has an acoustic wave filter and is provided inside of the laminate substrate; and a chip component that is provided on a surface of the laminate substrate and is connected to the filter chip, at least a part of the chip component overlapping with a projected region that is a region of the filter chip projected in a thickness direction of the laminate substrate.. .
07/24/14
20140202248
Impact detection and acoustic emission data processing
A method and apparatus for processing measurements of an acoustic wave, the acoustic wave being within a member (12) made of a composite material and caused by an impact to the member (12), the method comprising: analysing the measurements to detect an initial acoustic wave feature; analysing the measurements to detect the presence of further acoustic wave features, the further features occurring after the initial feature; if there are no further acoustic wave features, determining that the impact to the member (12) has not changed the structure of the member (12); if there are further features, determining a value of a function of the further acoustic wave features; if the determined value satisfies certain criteria, determining that the impact has changed the structure of the member (12); and if the determined value does not satisfy the criteria, determining that the impact has not changed the structure of the member (12). By doing so, impact induced damage is detected and quantified by processing separately acoustic data generated by the impact from acoustic data generated by acoustic emission due to damage generation..
07/24/14
20140202024
Acoustic wave drying method
A method for drying a material using an acoustic wave drying including an acoustic resonant chamber that imparts acoustic energy to transiting air received from an airflow source. The acoustic resonant chamber includes a primary air channel having side surfaces connecting an air inlet and an air outlet, the primary air channel having a primary air channel length between the air inlet and the air outlet.
07/24/14
20140202023
Acoustic drying method using sound outlet channel
A method for drying a material using an acoustic wave drying including an acoustic resonant chamber that imparts acoustic energy to transiting air received from an airflow source. The acoustic resonant chamber includes a primary air channel having side surfaces connecting an air inlet and an air outlet, the primary air channel having a primary air channel length between the air inlet and the air outlet.
07/24/14
20140202022
Acoustic drying system with sound outlet channel
An acoustic wave drying system for drying a material using an acoustic resonant chamber that imparts acoustic energy to transiting air received from an airflow source. The acoustic resonant chamber includes a primary air channel having side surfaces connecting an air inlet and an air outlet, the primary air channel having a primary air channel length between the air inlet and the air outlet.
07/24/14
20140202021
Acoustic wave drying system
An acoustic wave drying system for drying a material using an acoustic resonant chamber that imparts acoustic energy to transiting air received from an airflow source. The acoustic resonant chamber includes a primary air channel having side surfaces connecting an air inlet and an air outlet, the primary air channel having a primary air channel length between the air inlet and the air outlet.
07/17/14
20140199757
Atomic layer deposition inverted passivated surface acoustic wave sensor for early detection of biofilm growth
A surface acoustic wave (saw) biofilm sensor includes a transmitting electric to acoustic wave transducer defining an upper surface and a lower surface, a receiving acoustic wave to electric transducer defining an upper surface and a lower surface, a piezoelectric film layer defining an upper surface and a lower surface, and a passivation film layer defining an upper surface and a lower surface. Portions of the lower surface of the piezoelectric film layer are disposed on the upper surface of the transmitting electric to acoustic wave transducer and on the upper surface of the receiving acoustic wave to electric transducer, and the lower surface of the passivation film layer is disposed on the upper surface of the piezoelectric film layer such that the upper surface of the passivation film layer is configured to enable contact with a biofilm..
07/17/14
20140199550
Systems and methods for enhancing mobility of atomic or molecular species on a substrate at reduced bulk temperature using acoustic waves, and structures formed using same
Under one aspect of the present invention, a method for enhancing mobility of an atomic or molecular species on a substrate may include exposing a first region of a substrate to an atomic or molecular species that forms a molecular bond with the substrate in the first region; directing a laser pulse to a second region of the substrate so as to generate an acoustic wave in the second region, the acoustic wave having spatial and temporal characteristics selected to alter the molecular bond; and transmitting the acoustic wave from the second region to the first region, the acoustic wave altering the molecular bond between the substrate and the atomic or molecular species to enhance mobility of the atomic or molecular species on the substrate in the first region.. .
07/17/14
20140198608
Multi-level seismic source and method
A depth-varying marine acoustic source array is configured for generating an acoustic wave in a body of water. The depth-varying marine acoustic source array includes a float; plural source points connected to the float through corresponding cables; and a housing extending from a first source point to a last source point, the housing including plural segments.
07/17/14
20140197714
Saw device with heat efficient temperature controller
A surface acoustic wave (saw) device comprising at least one heating element formed on the substrate; at least one temperature sensor having a first electric component on the substrate whose resistance varies with the temperature of the substrate and a second electric component whose resistance does not vary; and a temperature controller including an operational amplifier bonded in thermally conductive relationship to the substrate. The operational amplifier is responsive to the output of the temperature sensor to apply power to the heating element and thereby maintain the temperature of the substrate within a predetermined temperature range.
07/17/14
20140196544
Object information acquiring apparatus
An object information acquiring apparatus disclosed by this specification includes a detector configured to detect a photoacoustic wave generated from an object on which light is irradiated from a light source, a generator configured to generate, using the photoacoustic wave, an image indicating characteristic information in a photographing region in the object, an acquirer configured to acquire information concerning quantitativity of a measurement value of the photoacoustic wave in the photographing region, and an extractor configured to extract a region having quantitativity in the image on the basis of the information concerning quantitativity.. .
07/10/14
20140195160
Formation property determination apparatus, methods, and systems
In some embodiments, apparatus and systems, as well as methods, may operate to record a plurality of acoustic waveforms comprising cross-dipole waveforms and corresponding to acoustic waves received 5 at azimuthally orthogonal dipole receiver arrays surrounded by a geological formation, the waves being generated by azimuthally orthogonal dipole transmitter arrays. Further activity may include defining an objective function dependent on the cross-dipole waveforms, eigenvalues, an azimuth angle corresponding to an 10 orientation of the transmitter and receiver arrays; minimizing the objective function with respect to said angle and the set of auxiliary parameters; and determining at least one property of the geological formation based on the global minimum.
07/10/14
20140194724
Photoacoustic measuring apparatus
A photoacoustic measuring apparatus includes a light source, a movable holding unit which holds an object, a light diffusing unit which fixes the distance between the light diffusing unit and the holding unit and diffuses light incident from the light source, and an acoustic wave obtaining unit which obtains an acoustic wave generated from the object by the light emitted via the holding unit and the light diffusing unit.. .
07/10/14
20140192991
Method for self-calibration of a set of sensors, in particular microphones, and corresponding system
Providing a set of sources of acoustic events designed to generate acoustic waves; measuring times of flight of the acoustic events between each source of acoustic events and each microphone; and reconstructing the positions of the set of sensors and the positions of the sources of acoustic events through a maximum-likelihood estimation procedure executed on the basis of the measured times of flight. Times of emission of the acoustic events are acquired.
07/10/14
20140192347
Cavity enhanced laser based isotopic gas analyzer
Systems and methods for measuring the isotope ratio of one or more trace gases and/or components of gas mixtures such as different gas species present in a gas mixture. The system includes a resonant optical cavity having two or more mirrors and containing a gas, the cavity having a free spectral range that equals the difference between frequencies of two measured absorption lines of different gas species in the gas, or of two different isotopes, divided onto an integer number.
07/10/14
20140192026
Multi-transducer waveguide arrays
Systems and related methods providing for touch sensors having segmented reflective arrays including waveguide cores are discussed herein. A touch sensor may include a substrate configured to propagate surface acoustic waves.
07/10/14
20140191825
Radio frequency filter and manufacturing method thereof
A radio frequency filter and a manufacturing method thereof are provided. A radio frequency filter includes bulk acoustic wave resonators (bawrs), the bawrs including first bawrs connected in series, second bawrs connected in parallel, or a combination thereof..
07/10/14
20140191617
Acoustic wave device and electronic component
An acoustic wave device and an electronic component are disclosed. The acoustic wave device includes a substrate, excitation electrodes on the substrate and a cover.
07/03/14
20140187954
Infant bone assessment
System and method for assessment of demineralization of a bone of a subject. The acoustic wave, propagating along the bone as a result of generation, at the bone, of the ultrasound radiation force by a transducer of the ultrasound system, is outcoupled at a predetermined location along the bone and detected with an acoustic receiver.
07/03/14
20140187924
Object information acquiring apparatus and display method
An object information acquiring apparatus comprises a light irradiation unit configured to irradiate lights having different wavelengths respectively; an acoustic wave receiving unit configured to receive an acoustic wave by each of the lights having different wavelengths respectively, and convert into an electric signal that corresponds to each of the lights having different wavelengths; a characteristic information acquiring unit configured to acquire characteristic distribution related to each position in the object based on the electric signal; a statistics acquiring unit configured to acquire a histogram from the characteristic distribution; and an image information acquiring unit configured to acquire image information causing a display device to display the characteristic distribution in the object and the histogram.. .
07/03/14
20140187903
Object information acquiring apparatus
An object information acquiring apparatus is used that include a probe; a signal processor that generates a first image based on photoacoustic waves, which are generated from an object irradiated with light and which are received by the probe, and that generates a second image based on ultrasound waves, which are received by the probe and then transmitted to the object and reflected off the object; a controller that displays the first image and the second image on a display unit; a first corrector that corrects brightness of the first image; and a second corrector that corrects brightness of the second image independently from the first corrector.. .
07/03/14
20140187902
Object information acquiring apparatus
Provided is an object information acquiring apparatus including a light source, a photoacoustic probe that receives a photoacoustic wave generated at an object irradiated with light, an ultrasound probe that receives an ultrasound wave transmitted to the object and then reflected within the object, and a signal processor that creates a functional image showing functional information within the object on the basis of the photoacoustic wave and creates a morphological image showing morphological information within the object on the basis of the ultrasound wave, the signal processor being configured to divide the functional image into a plurality of regions, perform different image processing for each of the regions, superimpose the processed functional image on the morphological image, and display the resulting image in a display.. .
07/03/14
20140184358
Baw-filter operating using bulk acoustic waves
The present invention relates to a baw filter operating with bulk acoustic waves, which has a multilayer construction, wherein functional layers of a baw resonator operating with bulk acoustic waves are realized by the multilayer construction, and wherein an interconnection of passive components is furthermore formed by the multilayer construction, said interconnection forming a balun, wherein the balun has at least one inductance (l1, l2, l3) and at least one capacitance (c1, c2) which are formed from structured functional layers of the baw resonator. Furthermore, the invention relates to a method for producing the baw filter..
07/03/14
20140182384
Object information acquisition apparatus, display method, and non-transitory computer-readable storage medium
An object information acquisition apparatus disclosed in the present specification includes a light source, an acoustic wave detection unit, and a processing unit. The light source is configured to emit light.
07/03/14
20140182383
Object information obtaining device, display method, and non-transitory computer-readable storage medium
An object information obtaining device includes a light source which emits light, an acoustic wave detecting unit which detects a photoacoustic wave generated by irradiation of an object with the light, and outputs an electric signal in response to detection of the photoacoustic wave, and a processing unit configured to perform two or more types of processing to photoacoustic signal data based on the electric signal to obtain object information corresponding to each of the two or more types of processing, and to display on a display unit the object information corresponding to at least one processing selected by a user out of the two or more types of processing.. .
06/26/14
20140180056
Imaging guidewire with photoactivation capabilities
A guidewire providing imaging and light for photoactivation of therapeutic agents. Using optical fibers with bragg gratings, electromagnetic waves are coupled to photoacoustic materials thereby providing acoustic energy for imaging tissues.
06/26/14
20140178004
Tuneable awg device for multiplexing and demultiplexing signals and method for tuning said device
The invention relates to a tuneable awg device for multiplexing and demultiplexing signals and to a method for tuning said device. The inventive device is an integrated-optic device which enables a signal made up of a plurality of signals multiplexed by wavelength division to be injected through an input port such as to obtain, at the output, a demultiplexed signal with each component exiting via a different port.
06/26/14
20140177389
Use of lamb and sh attenuations to estimate cement vp and vs in cased borehole
A method of determining properties of a bonding material disposed outside of a casing in a borehole includes at least two of the following three pairs of operations: (1) inducing an acoustic wave in the casing, and measuring attenuation of the acoustic wave, by pulse-echo or other cement bond logging measurement; (2) inducing an sh wave in the casing, and measuring attenuation of the sh wave; and (3) inducing a lamb wave in the casing, and measuring attenuation of the lamb wave. (2) and/or (3) may be performed by an electromagnetic acoustic transducer.
06/26/14
20140176508
Bezel-less acoustic touch apparatus
An acoustic touch apparatus is provided that includes a substrate capable of propagating surface acoustic waves, such as rayleigh-type or love-type waves. The substrate has a front surface, a back surface, and a curved connecting surface formed between the front surface and the back surface.
06/26/14
20140176367
Integrated accoustic phase array
A system includes a processor and a phased array, coupled to the processor, having an arrayed waveguide for acoustic waves to enable directional sound communication.. .
06/26/14
20140175943
Electronic part comprising acoustic wave device
An electronic component has a mounting board having a mounting surface, a saw device mounted on the mounting surface, and a sealing part covering the saw device and filled between the saw device and the mounting surface. The saw device has an element substrate, an excitation electrode provided on a major surface of the element substrate and a cover covering the excitation electrode.
06/19/14
20140169968
Collision avoidance system for a wind turbine
A collision avoidance system and a wind turbine includes a tower, a rotor coupled to the tower and a nacelle coupled to the rotor such that at least one of the tower, the rotor and the nacelle include one or more acoustic retroreflectors. Particularly, the acoustic retroreflectors are designed to reflect acoustic waves corresponding to a designated frequency range back to a source of the acoustic waves..
06/19/14
20140169137
System and processing apparatus for measuring surface acoustic wave sensitive area size and method thereof
A measuring method of touch sensitive area size of a saw sensor module is provided. The saw sensor module comprises a substrate configured for propagating saw, a first transmitter and a first receiver corresponding to a first axis, a second transmitter and a second receiver corresponding to a second axis.
06/19/14
20140167881
Acoustic wave device and antenna duplexer using the same
An acoustic wave device includes a piezoelectric substrate, a comb-shaped electrode formed on the piezoelectric substrate and configured to excite a rayleigh wave as a main acoustic wave, a first dielectric film formed above the piezoelectric substrate to cover the comb-shaped electrode, and a second dielectric film having a portion provided between electrode fingers of the comb-shaped electrode and a portion provided above the comb-shaped electrode. The portion provided between the electrode fingers is provided between the piezoelectric substrate and the first dielectric film.
06/19/14
20140166391
Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers
An arrangement comprising a plurality of attenuators for attenuating acoustic waves, each attenuator of the plurality of attenuators comprising: a first body defining a cavity therein and at least one open aperture extending across a portion of the first body, the first body being configured to attenuate acoustic waves over a resonant frequency band.. .
06/12/14
20140163595
Ultrasonic surgical blade
An ultrasonic instrument comprises an ultrasonic transducer, an acoustic waveguide, and an ultrasonic blade. The blade includes a pair of obliquely extending edges.


Popular terms: [SEARCH]

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

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Acoustic Wave for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Acoustic Wave with additional patents listed. Browse our RSS directory or Search for other possible listings.
     SHARE
  
         


FreshNews promo



0.3438

3476

1 - 1 - 71