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WO/2014/171158A1 |
An ultrasonic sensor equipped with: a damper (40) provided with a first recess (43) and second recesses (44A, 44B); an internal wiring member (50) having one end connected to a piezoelectric element and the other end (52) positioned insi...
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WO/2014/166990A1 |
The present invention concerns a device and a method to make a non-communicating object communicating. The device comprises a processing module that offers a user interface capable of detecting an event on an area of the user interface, ...
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WO/2014/164018A1 |
Examples of portable electronic devices including a piezo actuated vibrator for providing tactile feedback to the user are described. Portable electronic devices according to the present disclosure may include tactile feedback devices, w...
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WO/2014/162976A1 |
Provided is an electroacoustic transduction film that is suitable for speakers having flexibility or the like and that can stably exhibit a predetermined acoustic characteristic regardless of the status of curvature. This problem is solv...
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WO/2014/163261A1 |
A piezoelectric speaker according to the present invention comprises: a piezoelectric layer; a piezoelectric element having electrodes formed on both sides of the piezoelectric layer; and a vibration member that is attached to a side of ...
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WO/2014/162409A1 |
An earphone device having a baffle plate housed inside a housing and having a piezoelectric element connected to the baffle plate. The baffle plate is fixed to the housing either directly or via another element. The piezoelectric element...
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WO/2014/157684A1 |
This speaker system is provided with: an electroacoustic conversion film having a polymer composite piezoelectric body, which results from dispersing piezoelectric body particles in a viscoelastic matrix comprising a polymer material hav...
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WO/2014/160757A2 |
The disclosure provides a device having first and second electroactive polymer actuators, each one of the electroactive polymer actuators comprising an electroactive polymer film, a pair of opposing compliant electrodes, and at least one...
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WO/2014/157702A1 |
The problem addressed by the present invention is to provide a polymer composite piezoelectric body resulting from dispersing piezoelectric body particles in a polymer matrix, wherein the polymer composite piezoelectric body has high pie...
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WO/2014/156976A1 |
A unimorph ultrasonic transducer has a plurality of piezoelectric element regions that each extend in the short axis direction and are arrayed at a specific array pitch in the long axis direction. A plurality of minute piezoelectric elem...
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WO/2014/157907A1 |
The present invention provides an ultrasonic sensor having a piezoelectric vibrator formed from lithium niobate (LN) single crystals, enabling ultrasonic waves to be generated at high output so as to be used in a high temperature region,...
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WO/2014/157006A1 |
Provided is an electroacoustic conversion film having a thin film electrode at both surfaces of a polymer composite piezoelectric body resulting from dispersing piezoelectric body particles in a viscoelastic matrix comprising a polymer m...
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WO/2014/157351A1 |
Provided is an electroacoustic conversion film having: a polymer composite piezoelectric body resulting from dispersing piezoelectric body particles in a viscoelastic matrix comprising a polymer material having viscoelasticity at room te...
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WO/2014/157050A1 |
The piezoelectric vibrator of the present embodiment is provided with a polarized single-crystal piezoelectric material, a first electrode, and a second electrode. The polarized single-crystal piezoelectric material is configured from a ...
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WO/2014/148426A1 |
An ultrasonic probe provided with an ultrasonic transducer array, and a laminate for drawing out an electrical wire from each electrode, wherein the ultrasonic transducers are classified into at least a first group and a second group, an...
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WO/2014/148659A1 |
The present embodiment relates to an ultrasonic transducer, comprising: a housing; a first oscillator element assembly arranged in the housing so as to transmit ultrasonic waves to an examination subject and receive echo signals; a secon...
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WO/2014/147625A1 |
A transducer system including a panel having one or more piezo-electric enabled foils and an arrangement of electric contacts coupled to the panel and configured to define a plurality of transducers thereon. Each transducer is associated...
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WO/2014/142129A1 |
Provided is a piezoelectric vibration-generating device, which is capable of generating large vibrations even when made smaller and which is also long-lived. Between each of the two ends of a vibrating plate (9) that are welded to a pede...
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WO/2014/133211A1 |
According to one embodiment of the present invention, an ultrasonic transducer comprises: a piezoelectric layer for generating ultrasonic waves by using power provided from the outside; a ground electrode adhered to one surface of the pi...
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WO/2014/132639A1 |
In the present invention, an electronic instrument is provided with the following: a vibration section for generating a vibration sound that is transmitted by vibrating a portion of the human body that is touched or pressed; and a plural...
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WO/2014/132492A1 |
This ultrasonic sensor is provided with: a bottomed cylindrical case (51) having an opening, a bottom portion, and a side wall portion; a piezoelectric element (52), bonded to the inner surface of a bottom portion (51b) of the case (51);...
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WO/2014/119695A1 |
The purpose of the present invention is to provide a piezoelectric vibrating body that is capable of instantaneously generating vibrations for causing what is referred to as a haptic sensation by effectively generating sound waves when a...
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WO/2014/118729A1 |
A device, a large aperture hydrophone and its construction for measurement, prediction and characterisation of propagating acoustic fields is disclosed. The device is uniformly sensitive over its aperture and integrates the acoustic fiel...
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WO/2014/112498A1 |
An acoustic wave probe having: a backing material (1); a plurality of inorganic piezoelectric elements (2) arranged upon the surface of the backing material (1); an acoustic matching layer (9) arranged upon the plurality of inorganic pie...
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WO/2014/106172A1 |
The present disclosure involves a method and apparatus for attaching two electrical dies by wire bonding and then encasing the assembly in a protective casting that works by arranging two dies into a fixture conducive to wire bonding. Do...
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WO/2014/103593A1 |
A unimorph type ultrasound probe comprises: a substrate whereupon a plurality of apertures are formed, each aperture having a prescribed shape; a plurality of diaphragms which are formed on the substrate such that each closes one end of ...
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WO/2014/105442A1 |
The present disclosure provides a transducer assembly. The transducer assembly includes a flex circuit. The transducer assembly also includes a first substrate that includes a piezoelectric micro-machined ultrasonic transducer (PMUT). Th...
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WO/2014/104018A1 |
[Problem] To obtain excellent sound qualities having less noise. [Solution] According to an embodiment of the present invention, a sound generator is provided with at least an exciter, a diaphragm, and a first damping material. The excit...
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WO/2014/105833A1 |
The present disclosure provides a method of fabricating an ultrasound transducer. A substrate having a first side and a second side opposite the first side is provided. A bottom electrode is formed over the first side of the substrate. A...
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WO/2014/105835A1 |
The present disclosure provides a method of singulating a plurality of miniature ultrasound transducers from a wafer. The method includes receiving a wafer on which a plurality of miniature ultrasound transducers is formed. The miniature...
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WO/2014/103424A1 |
[Problem] To provide a sound generator capable of producing frequency properties of a favorable sound pressure, a sound generation device, and an electronic device. [Solution] A sound generator according to an embodiment has at least an ...
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WO/2014/103970A1 |
[Problem] To provide a sound generator that is capable of generating sound having excellent sound qualities, and a sound generating apparatus and an electronic apparatus using the sound generator. [Solution] Provided is a sound generator...
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WO/2014/103454A1 |
[Problem] To provide a sound emitter and an electronic apparatus employing same, whereby it is possible to emit a sound having a high sound pressure in a wide frequency region. [Solution] Provided are a sound emitter and an electronic ap...
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WO/2014/103427A1 |
[Problem] To obtain excellent sound-pressure frequency characteristics. [Solution] According to an embodiment of the present invention, a sound generator is provided with an exciter, a diaphragm, and a supporting body. The exciter vibrat...
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WO/2014/103951A1 |
[Problem] To provide a sound generator capable of producing frequency properties of a favorable sound pressure, a sound generation device, and an electronic device. [Solution] A sound generator according to an embodiment has at least an ...
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WO/2014/097668A1 |
In order to obtain an excellent frequency response to sound pressure, an ac oustic generator pertaining to an embodiment of the present invention is pr ovided with an exciter, a vibrator, a frame, and a lead wire. The exciter vibrates up...
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WO/2014/098077A1 |
[Problem] To provide: a piezoelectric actuator having reduced noise caused by the vibration of a piezoelectric element; a piezoelectric vibration device; and a mobile terminal. [Solution] This piezoelectric actuator (1) has: a piezoelect...
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WO/2014/097862A1 |
[Problem] To obtain satisfactory sound pressure frequency characteristics. [Solution] This acoustic generator is provided with an exciter, a flat vibrating body, and a printed substrate. The exciter vibrates upon having an electrical sig...
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WO/2014/097863A1 |
[Problem] To obtain excellent acoustic pressure frequency characteristics. [Solution] This acoustic generator is provided with a frame body (10), a diaphragm (20) fixed to the frame body (10), and a piezoelectric vibration element (30) a...
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WO/2014/099611A1 |
The present disclosure involves a method of fabricating an ultrasound transducer. A piezoelectric polymer is mixed into a solution containing a first chemical and a second chemical to form a viscous film. In some embodiments, the first c...
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WO/2014/100690A1 |
An ultrasound transducer for use in intravascular ultrasound (IVUS) imaging systems including a single crystal composite (SCC) layer is provided. The transducer has a front electrode on a side of the SCC layer; and a back electrode on th...
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WO/2014/091813A1 |
[Problem] To obtain a favorable frequency characteristic of acoustic pressure. [Solution] An acoustic generator pertaining to an embodiment of the present invention is provided with an exciter, a flat vibrating body, and a damping materi...
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WO/2014/091834A1 |
[Problem] To obtain frequency characteristics having favorable sound pressure. [Solution] This embodiment of an acoustic generator is provided with an exciter, an oscillating body, and a support body. The exciter receives the input of an...
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WO/2014/091833A1 |
[Problem] To obtain frequency characteristics at a favorable sound pressure. [Solution] This embodiment of an acoustic generator is provided with an oscillating body, an exciter, and a damping material. The exciter is provided on the osc...
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WO/2014/091785A1 |
The present invention addresses the problem of obtaining good sound-pressure frequency characteristics. In order to solve said problem, an audio generator in an embodiment has, at least, an exciter, a flat vibrator, a resin layer, and a ...
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WO/2014/092037A1 |
A planar speaker (10) is provided with a piezoelectric film (20), an exciter film (30), a diaphragm (40), and a frame (300) that each have a planar shape. The frame (300) is arranged between the exciter film (30) and the diaphragm (40). ...
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WO/2014/091970A1 |
　Provided is a connection structure for a semiconductor device, the structure enabling adhesive strength to be increased by means of a simple method without impacting on the properties of a semiconductor element. The connection structu...
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WO/2014/087961A1 |
The present invention contributes to emission of sound waves in a wide frequency band and suppression of a decrease in the directionality of the emitted sound waves. The electroacoustic transducer according to the present invention has l...
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WO/2014/087914A1 |
Provided is a molding method which is capable of molding a piezoelectric polymer into polymer piezoelectric materials having various shapes. Also provided are: a vibration generator which uses a polymer piezoelectric material; and a spea...
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WO/2014/083998A1 |
[Problem] To provide a piezoelectric actuator wherein noise due to vibration of a piezoelectric element is reduced, a piezoelectric vibration device, and a portable terminal. [Solution] A piezoelectric actuator (1) of the present inventi...
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