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Patent Searching and Data


Matches 451 - 500 out of 20,151

Document Document Title
WO/2015/008601A1
This electronic apparatus is provided with a display unit, a cover member, a piezoelectric oscillation element, and a control unit. The cover member is provided on a surface of the electronic apparatus, and covers a display surface of th...  
WO/2015/005193A1
This method for manufacturing a diaphragm-type resonant MEMS device comprises: a lamination step wherein a first silicon oxide film that is formed by thermal oxidation or a process comprising a heat treatment at 900°C or more, a second ...  
WO/2015/001822A1
This ultrasonic vibration device is provided with: a laminated vibrator (41), which has a plurality of piezoelectric bodies (61) and a plurality of electrode plates (62, 63) laminated therein, and which has a polygonal columnar outer sha...  
WO/2015/002731A1
An apparatus includes a moving mass transducer. The moving mass transducer generates sound by displacement of a surface defined by a piezoelectric element. The piezoelectric element is displaced in response to an interaction of a first s...  
WO/2015/003017A1
An apparatus includes a housing and a piezoelectric element coupled to the housing. The apparatus also includes an electromagnetic element coupled to the housing. The piezoelectric element is configured to convert first signals within a ...  
WO/2014/210063A1
An ultrasound transducer and a method of making this transducer, where the transducer includes at least two piezoelectric elements, oriented adjacent to each other in a stack. Each piezoelectric element includes a first surface which inc...  
WO/2014/207820A1
The electronic device according to an embodiment is provided with a body having an audio signal processing unit that includes an audio output terminal and an audio input terminal, with a band capable of attaching the body to a human body...  
WO/2014/208534A1
 This electronic instrument is provided with a cover panel, a piezoelectric vibration element provided on the reverse side of an exposed surface of the cover panel, and a drive unit for causing the piezoelectric vibration element to vi...  
WO/2014/202333A1
The present invention discloses a surroundings-sensing system having an ultrasonic transducer that has at least one transducer element and at least one resonance body, and having a membrane for sound transmission, the surroundings-sensin...  
WO/2014/202335A1
The aim of the invention is that of devising an electroacoustic transducer (1) that combines the properties and advantages of the known concepts of the thickness vibrator and the bending transducer. To this end, according to the inventio...  
WO/2014/202331A1
The present invention discloses a surroundings-sensing system having an ultrasonic transducer that has at least one transducer element and at least one resonance body, and having a membrane for sound transmission, the surroundings-sensin...  
WO/2014/202249A1
The invention relates to an ultrasound transducer assembly (18), comprising at least one transducer element (23), a membrane (22), and at least one resonance body (20), wherein the ultrasound transducer assembly (18) is designed to trans...  
WO/2014/199612A1
An audio device that causes a user to hear sound, and is equipped with: an oscillation part (10), which has a piezoelectric element (101) that bends and a panel (102) that is directly bent by the piezoelectric element (101) and oscillate...  
WO/2014/192778A1
Provided is an acoustic device which allows perception of bright, penetrating sound, and a use method thereof. This acoustic device (1), which brings a vibrating body (10a) into contact with the pinna of the human ear to transmit sound t...  
WO/2014/192301A1
 A unit provided with a panel (10), a piezoelectric element (30) fitted to the panel (10), and a substrate (25) fitted to the principle surface of the piezoelectric element (30), the unit being designed to convey a sound as a contact p...  
WO/2014/185559A1
The present invention relates specifically to a method for manufacturing a transducer and a transducer manufactured using the method, wherein the manufacturing method performs dicing and enables stacking while a piezoelectric material is...  
WO/2014/184994A1
An audio output device comprises an oscillation plate which has a prescribed face and wherein the prescribed face is located on the rear face side of a light provision unit, and a shaker which provides an oscillation in a direction which...  
WO/2014/185565A1
Provided are a method for manufacturing a transducer and a transducer manufactured by the method. The method for manufacturing a transducer comprises the steps of: stacking a first electrode unit on the upper surface of a backing materia...  
WO/2014/185560A1
A transducer having a front-end processor, an image diagnosis device and a method for processing a signal thereof are disclosed. The transducer, according to one embodiment of the present invention, comprises: an array element grouped as...  
WO/2014/185557A1
The present invention relates to an ultrasonic transducer provided to ultrasonic diagnostic equipment or the like for obtaining image information on the inside of an object being inspected, and a manufacturing method therefor. The ultras...  
WO/2014/178459A1
An embodiment of the present invention provides a method for manufacturing a transducer, comprising: a lamination step for making a laminate by laminating a piezoelectric body and an acoustic matching layer on a substrate; a dicing step ...  
WO/2014/178456A1
Disclosed is a vehicle siren which can prevent introduction of water, can maintain elasticity of a vibration plate, thereby improving durability, and does not require installation of a separate waterproofing sealing or a separate elastic...  
WO/2014/174731A1
Provided is an ultrasound generation device that is resistant to piezoelectric-body breakage even if used in a high-temperature environment with a temperature of 35°C or greater. An ultrasound generation device (1) provided with the fol...  
WO/2014/175464A1
Provided is an acoustic apparatus that can suppress a loss in comfort and sense of sound volume. The present invention is provided with a curved piezoelectric element (101) and a panel (102) that is directly bent and vibrated by the piez...  
WO/2014/174850A1
Provided is an acoustic device whereby muffling can be reduced. Said acoustic device is provided with a retaining part (103), one end of which abuts against the inside of the inferior crus of the antihelix and the other end of which abut...  
WO/2014/174835A1
The prevent invention provides an electronic device of a type which causes a member having a piezoelectric element mounted thereto to vibrate by means of the piezoelectric element to generate a vibration sound, and which operates excelle...  
WO/2014/174729A1
An objective of the present invention is to obtain an ultrasound emission device which is not prone to declining durability. Provided is an ultrasound emission device (1), comprising: an ultrasound emission element (6) which has an inter...  
WO/2014/175466A1
Provided is an acoustic reproduction apparatus that can suppress a loss in comfort and sense of sound volume. The present invention is characterized by causing a user to hear sounds and by being provided with: a vibrating unit (10) provi...  
WO/2014/174730A1
Provided is an ultrasound generation device that is capable of outputting ultrasound having a high acoustic pressure over a wide frequency band, with the acoustic-pressure and phase frequency characteristics thereof being flat over a wid...  
WO/2014/174849A1
This acoustic device has a retaining part (60), one end of which abuts against the inside of the inferior crus of the antihelix and the other end of which abuts against the depression between the tragus and the antitragus of the user's e...  
WO/2014/171219A1
The present invention provides an ultrasonic transducer capable of expanding a frequency bandwidth in which impedance matching can be performed. Specifically, this ultrasonic transducer (100) is provided with a piezoelectric element (1) ...  
WO/2014/169861A1
A piezoelectric loudspeaker driving device comprises a driving amplification unit, a signal tuning unit and a piezoelectric loudspeaker, wherein the driving amplification unit is configured to amplify a signal source and output an amplif...  
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...  
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, ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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,...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  

Matches 451 - 500 out of 20,151