Matches 1 - 50 out of 431 1 2 3 4 5 6 7 8 9 >


Match Document Document Title
9038774 Thermal-acoustic sections for an aircraft  
Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a...
9041558 Parking sensor device  
A parking sensor device has a casing, a front cover, a sensor module and an assembling clamp. The casing has two first hooking elements. The front cover is mounted on the casing. The sensor module...
8939911 Ultrasonic probe and apparatus for obtaining ultrasonic image  
The ultrasonic probe comprises an ultrasonic transducer section in which a plural of ultrasonic transducers arranged in a row in the scanning direction, an acoustic lens and a low attenuation...
8914955 Method for manufacturing piezoelectric element and method for manufacturing liquid ejection head  
A method for manufacturing a piezoelectric element includes a process for forming a first conductive layer, a process for forming a piezoelectric layer having a region serving as an active region,...
8901801 Multiple electrode plane wave generator  
The invention may be embodied as an ultrasonic plane wave generator having a first sheet of piezoelectric material and a second sheet of piezoelectric material. A shared electrode may be between...
8902023 Acoustic resonator structure having an electrode with a cantilevered portion  
An acoustic resonator comprises a first electrode and second electrode comprising a plurality of sides. At least one of the sides of the second electrode comprises a cantilevered portion. A...
8858471 Methods and systems for ultrasound treatment  
A method and system for ultrasound treatment are provided. Acoustic energy, including ultrasound, can serve as input energy to a mask with apertures, such apertures acting as secondary acoustic...
8830012 Composite bulk acoustic wave resonator  
In one aspect of the invention, the acoustic wave resonator includes a resonator structure having a first electrode, a piezoelectric layer formed on the first electrode, and a second electrode...
8829766 Piezoelectric resonator operating in thickness shear mode  
An acoustic wave resonator device comprising a resonant layer that comprises a series of side-by-side areas of first and second dielectric materials. In one embodiment the first dielectric...
8803404 Ultrasound probe and manufacturing method thereof  
An ultrasound probe and a method for manufacturing the same are provided. More particularly, a one-dimensional or two-dimensional ultrasound probe having a multi-element-type piezoelectric...
8797152 Haptic actuator apparatuses and methods thereof  
A haptic actuator apparatus and a method of making the same include an ultrasonically vibrating motor and its housing. The housing includes a guide structure coupled to the ultrasonically...
8791776 Acoustic wave resonator having a gasket  
In one aspect of the invention, an acoustic wave device includes a substrate, an acoustic isolator formed in or on the substrate, a bottom electrode formed on the acoustic isolator, a...
8692631 Bulk acoustic wave resonator and method of fabricating same  
An acoustic resonator with improved quality factor and electro-mechanical coupling is disclosed. In one embodiment, the acoustic resonator includes an acoustic mirror formed on the top surface of...
8674587 Ultrasonic transducer and fabricating the same  
An aspect of one embodiment, there is provided an ultrasonic transducer including a plurality of oscillators, each of the oscillator having a convex portion, a printed wiring board provided to be...
8656578 Method for manufacturing an ultrasound imaging transducer assembly  
An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as...
8593234 Bragg mirror and BAW resonator with a high quality factor on the bragg mirror  
A method for manufacturing a bulk acoustic wave resonator, each resonator including: above a substrate, a piezoelectric resonator, and next to the piezoelectric resonator, a contact pad connected...
8581472 Ultrasonic probe and manufacturing method thereof  
A manufacturing method of an ultrasonic probe that has a signal foil made of a copper foil patterned by an additive method is provided. The manufacturing method includes preparing a base material...
8564174 Integrated acoustic bandgap devices for energy confinement and methods of fabricating same  
The present invention is directed to monolithic integrated circuits incorporating an oscillator element that is particularly suited for use in timing applications. The oscillator element includes...
8514033 BAW structure with reduced topographic steps and related method  
According to one embodiment, a method of forming a segment of a layer of material, where the segment of the layer of material has at least one tapered sidewall, is disclosed, where the method...
8493006 Drive unit  
A drive unit includes an ultrasonic actuator having an actuator body formed using a piezoelectric element, and a driving element provided on the actuator body and configured to output a driving...
8413762 Thermal-acoustic sections for an aircraft  
Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a...
8390175 Optical device and optical apparatus  
An optical device includes: an optical device body; a first transparent electrode film deposited on a light incident side; a second transparent electrode film so formed that the first and second...
8378557 Thermal transfer and acoustic matching layers for ultrasound transducer  
Ultrasound transducers and methods of making ultrasound transducers with improved thermal characteristics are provided. An ultrasound transducer includes a piezoelectric element defining a front...
8353839 Intracavity probe with continuous shielding of acoustic window  
An ultrasound probe has a transducer array which is moved to scan a patient with ultrasonic energy. The array is located in a fluid chamber (42) which is enclosed by an acoustic window end cap...
8354775 Ultrasonic transducer  
An ultrasonic transducer includes a case, a reflective portion, and a piezoelectric body. The case has a substantially cylindrical shape including one closed end in the center axis direction that...
8353096 Method of minimizing inter-element signals for transducers  
The present invention provides a method of packaging surface microfabricated transducers such that electrical connections, protection, and relevant environmental exposure are realized prior to...
8330556 Passivation layers in acoustic resonators  
An acoustic resonator, comprises a substrate and a first passivation layer disposed over the substrate. The first passivation layer comprises a first layer of silicon carbide (SiC). The acoustic...
8319398 Methods and systems to form high efficiency and uniform fresnel lens arrays for ultrasonic liquid manipulation  
Apparatus and methods to form high efficiency and uniform Fresnel lens arrays for ultrasonic liquid manipulation are provided. An ultrasonic transducer array may be fabricated by forming top and...
8319399 Ultrasound probe  
A technology is disclosed for actualizing an ultrasound probe that can obtain a high-resolution diagnostic image and is highly reliable. In the technology, a piezoelectric element has a...
8292818 Acoustic lens composition, ultrasonic probe, and ultrasonic diagnostic apparatus  
Provided is an acoustic lens composition which comprises 40 wt % or more of silicone rubber and 15 to 60 wt % of a zinc oxide powder, suppresses ultrasonic attenuation, and has superior molding...
8283999 Bulk acoustic resonator structures comprising a single material acoustic coupling layer comprising inhomogeneous acoustic property  
In accordance with a representative embodiment, a BAW resonator structure comprises: a first BAW resonator comprising a first lower electrode, a first upper electrode and a first piezoelectric...
8278799 System and method for optimizing the design of an ultrasonic transducer  
A system and method for determining optimal values for the geometrical features of an ultrasonic transducer having one or more elements, the method including backprojection ray-tracing to...
8232705 Thermal transfer and acoustic matching layers for ultrasound transducer  
Ultrasound transducers and methods of making ultrasound transducers with improved thermal characteristics are provided. An ultrasound transducer can include: a backing, a piezoelectric element...
8228141 Q enhancement in micromachined lateral-extensional resonators  
A high Q resonator device is disclosed. The device includes a substrate, a resonator tethered to the substrate by a tether, and an acoustic reflector etched into the substrate and positioned...
8089195 Integrated acoustic bandgap devices for energy confinement and methods of fabricating same  
The present invention is directed to monolithic integrated circuits incorporating an oscillator element that is particularly suited for use in timing applications. The oscillator element includes...
8076824 Ultrasonic probe  
An electronic radial ultrasonic probe comprising an electronic radial array which comprises a plurality of ultrasonic transducers being continuously arrayed circularly around an insertion axis as...
8058776 Laminar array ultrasound transducer and system  
A system for use in material testing which can be used on non-planar shapes and which is simple and inexpensive in construction. The system includes a layer of piezoelectric material sandwiched...
8030824 Wide bandwidth matrix transducer with polyethylene third matching layer  
A third matching layer (140) affording wide bandwidth for an ultrasound matrix probe is made of polyethylene, and may extend downwardly to surround the array (S360) and attach to the housing to...
7902943 Wireless acoustic-electric feed-through for power and signal transmission  
An embodiment provides electrical energy from a source on one side of a medium to a load on the other side of the medium, the embodiment including a first piezoelectric to generate acoustic energy...
7900338 Method of making a transducer having a plastic matching layer  
Making a transducer having a plastic matching layer which includes providing a transducer housing having a proximal end and a distal end, and bonding a plastic to the distal end of the transducer...
RE42009 Piezoelectric resonator having a spurious component control layer, filter using the piezoelectric resonator, and duplexer using the piezoelectric resonator  
A piezoelectric resonator of the present invention is structured such that on a substrate 5 having a cavity 4 formed therein, a lower electrode 3, a piezoelectric body 1, a spurious component...
7834522 Diagnostic ultrasound transducer  
An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as...
7828736 Electronic scan type ultrasound diagnostic instrument  
An electronic scan type ultrasound diagnostic instrument employing an ultrasound transducer which is constituted by an array of transducer elements in a predetermined direction and adapted to...
7830070 Ultrasound atomization system  
An ultrasound atomization apparatus including an ultrasound transducer, a horn attached to the distal end of the transducer, a chamber within the horn that receives a fluid to be atomized, a...
7795998 Resonator functioning with acoustic volume waves  
A resonator operating with bulk acoustic waves includes a resonator stack. The resonator stack includes a resonator area configured to allow propagation of an acoustic main mode and an acoustic...
7794401 Ultrasonic probe for intra-cavity diagnosis and manufacturing method thereof  
A diagnostic ultrasonic probe for use in body cavities has at its tip an ultrasonic transducer array, which has a layered structure wherein a flexible circuit board, an electric circuit, a backing...
7791434 Acoustic resonator performance enhancement using selective metal etch and having a trench in the piezoelectric  
An acoustic resonator that includes a substrate, a first electrode, a layer of piezoelectric material, and a second electrode. The substrate has a first surface and the first electrode is adjacent...
7786826 Apparatus with acoustically coupled BAW resonators and a method for matching impedances  
An apparatus includes a first bulk acoustic wave (BAW) device including a first impedance and a second BAW device including a second impedance, wherein the first and second impedances are...
7737804 Support for acoustic resonator and corresponding integrated circuit  
An integrated circuit includes at least one interconnection level and an acoustic resonator provided with an active element and a support. The includes at least one bilayer assembly having a layer...
7719170 Self-focusing acoustic transducer with fresnel lens  
Techniques, apparatus and systems that use an acoustic transducer with a Fresnel lens to focus an acoustic wave for various applications, including acoustic droplet ejectors.

Matches 1 - 50 out of 431 1 2 3 4 5 6 7 8 9 >