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Matches 651 - 700 out of 20,095

Document Document Title
WO/2013/094583A1
[Problem] The degradation of characteristics can be prevented, and the dimensions can be reduced by restricting the flowing current value to a low value without impairing the amount of displacement as an element of a piezoelectric sound ...  
WO/2013/094391A1
A cover panel is provided to the front surface of an electronic device. A piezoelectric vibrating element is provided to the top of the inner main surface of the cover panel. A driver vibrates the piezoelectric vibrating element on the b...  
WO/2013/084910A1
The present invention achieves an ultrasonic transducer that has a structure suitable for use in the high-frequency band and that is highly durable. In addition, the sonic characteristics of the ultrasonic transducer are less likely to b...  
WO/2013/084911A1
The present invention achieves an ultrasonic transducer that has a structure suitable for use in the high-frequency band, and that is less likely to be affected by capacitive coupling noise. The ultrasonic transducer (1) is provided with...  
WO/2013/084491A1
In the present invention, an oscillation member (140) has a sheet shape. A piezoelectric element (130) is attached to one surface of the oscillation member (140). A support member (110) supports an edge of the oscillation member (140). T...  
WO/2013/082169A1
This disclosure provides systems, methods and apparatus for microspeaker devices. In one aspect, a microspeaker element may include a deformable dielectric membrane that spans a speaker cavity. The deformable dielectric membrane can incl...  
WO/2013/080875A1
The objective of the invention is to provide a stacked piezoelectric element, wherein neither degradation of electric characteristic nor increase of acoustic wave frequency occur even through the element size is reduced, and a multifeed ...  
WO/2013/022286A3
A device for converting sound comprises: a main piezoelectric driving body; a vibration plate which is physically coupled to the main piezoelectric driving body; a support portion for supporting the main piezoelectric driving body and/or...  
WO/2013/022287A3
A sound conversion device comprises: a piezoelectric driving body; a conductive vibration plate, which is physically coupled to the piezoelectric driving body; a first housing comprising a first support protrusion for supporting one surf...  
WO/2013/073234A1
This vibrating device propagates vibrations to an attached subject (for example, a touch panel). The vibrating device is provided with two support units, a vibrating plate, a vibrating element (for example, a piezoelectric element), and ...  
WO/2013/074331A1
A piezo sensor having an inner conductor having an inner conductor segment, where the inner conductor segment forms a tubular sidewall having a break; a plurality of individually polarized piezoelectric members, each having an inner face...  
WO/2013/065359A1
This ultrasonic sensor (1) is provided with a case (2), a piezoelectric element (3), terminal portions (11A and 11B), and an encapsulant (8). The case is of a bottomed cylindrical shape and has a vibration area upon the bottom surface. T...  
WO/2013/065231A1
[Problem] The present invention provides an ultrasonic sensor, which is capable of eliminating variance of a bonding state between a vibrator and a conducting tube, and a bonding state between the vibrator and a vibration suppressing mat...  
WO/2013/065310A1
An ultrasound probe disclosed in the present application comprises: an oscillator array further comprising a plurality of oscillators which are arrayed in a first direction and which carry out a respective conversion between electrical p...  
WO/2013/065657A1
A stacked body block is formed in which electrode patterns (22A, 22B) and piezoelectric body sheets (21A, 21B) are stacked in a prescribed stacking direction, the stacked body block is fired, a voltage is applied between the electrode pa...  
WO/2013/061384A1
This acoustic wave sensor is equipped with: a piezoelectric body (1) that vibrates in the diameter direction in response to an electric signal; a vibrational direction converter (2) that is formed into a substantially conical shape and c...  
WO/2013/058297A1
An ultrasonic transducer (1) is provided with a metal cover (2), a resin case (3), a piezoelectric element (4), external connection terminals (5, 6), and conductive rubber members (7, 8). The metal cover (2) has a tubular shape which ope...  
WO/2013/058237A1
This dielectric film contains an elastomer and barium titanate particles having a crystallinity of 80% or more. The elastomer and the barium titanate particles have functional groups that are reactive with each other, and a crosslinked s...  
WO/2013/051524A1
An ultrasonic sensor (101) is provided with: a bottomed cylindrical case (31) having a bottom section (31b) and side wall section (31a); a piezoelectric element (32) disposed inside the bottom of the case (31); terminals (43), which are ...  
WO/2013/051400A1
Provided is an ultrasonic-wave generation device having high sound pressure and providing an output sound pressure that is stable with respect to temperature changes and the like. This ultrasonic-wave generation device (100) comprises: a...  
WO/2013/051525A1
An ultrasonic sensor (1) is provided with the following: a closed-bottom tubular-shaped case (2) having bottom plate (2B) and a lateral wall (2A); a piezoelectric element (3), disposed on the bottom plate (2B) in the case (2); pin termin...  
WO/2013/051328A1
[Problem] To provide a piezoelectric vibration device that can be made thin and that is capable of generating strong vibration, as well as a portable terminal using the same. [Solution] The present invention is a piezoelectric vibration ...  
WO/2013/047544A1
In the present invention, an ultrasonic sensor is realized in which while connecting an electrode of a piezoelectric element to a wiring member without interposing a case, high connection accuracy between the piezoelectric element and th...  
WO/2013/046909A1
[Problem] To provide a piezoelectric vibration device that can be made thin and can generate an intense vibration, and a mobile terminal using same. [Solution] Provided is a piezoelectric vibration device comprising at least: a support (...  
WO/2013/047875A1
Provided are: an electroacoustic converter film that has a polymer composite piezoelectric body obtained by dispersing piezoelectric particles into a viscoelastic matrix comprising a polymer material having viscoelasticity at room temper...  
WO/2013/044909A1
The invention relates to a diaphragm arrangement (10) for attachment to a structural component or fixing ring (26) for the purpose of generating sound, having two piezo crystals (14a, 14b) which are attached opposite one another on both ...  
WO/2013/047872A1
The purpose of the present invention is to provide: a planar electroacoustic converter that is thin, achieves sufficient volume, and has excellent acoustic properties; and a display device. This electroacoustic converter has: a piezoelec...  
WO/2013/042316A1
This directional loudspeaker generates sound waves by vibrating a diaphragm, which is provided with a piezoelectric element, by superimposing audible sound signals on carrier waves in a supersonic region and inputting the signals to the ...  
WO/2013/042317A1
This sound reproduction device is provided with: a modulator that has an output end that outputs a modulated carrier wave signal by modulating a carrier wave signal in an ultrasonic band by means of an audible sound signal; a super-direc...  
WO/2013/039033A1
Provided is a communication device whereby listening is easy even in an environment where listening using only air-conducted sound would be difficult, which has few parts and is easily mounted, and which has low power consumption. A comm...  
WO/2013/031168A1
The present invention is provided with: a piezoelectric body (4); a signal line-side electrode (12) provided to the piezoelectric body; and a ground line-side electrode (13) provided to the piezoelectric body. Ultrasound is emitted from ...  
WO/2013/032821A1
This disclosure provides systems, methods and apparatus for sense elements in an electromechanical microphone device. In one aspect, a piezoelectric sense element may include a glass substrate, electrode layers, piezoelectric layers, and...  
WO/2013/031312A1
This ultrasonic vibrator comprises: a substrate having a flat surface; a projecting-and-recessed part comprising a plurality of projections provided so as to project from said surface and/or a plurality of recesses provided so as to be r...  
WO/2013/033066A1
The present invention is directed to an ultrasound device for use in implementing therapeutic treatments and transdermal analyte delivery. The device includes a piezoelectric transducer that efficiently and safely converts electrical ene...  
WO/2013/031580A1
Provided are an ultrasonic probe and ultrasonic diagnostic apparatus in which the surface temperature of the ultrasonic probe can be kept in a safe range without a reduction in performance. An ultrasonic probe of an embodiment comprises ...  
WO/2013/031715A1
Provided is a layered piezoelectric element capable of reducing the electrostatic capacity at which a circuit is loaded, and capable of increasing the amount of amplitude per electrostatic capacity. A layered piezoelectric element (5) is...  
WO/2013/032820A1
This disclosure provides systems, methods and apparatus for glass-encapsulated microphones. In one aspect, a glass-encapsulated microphone may include a glass substrate, an electromechanical microphone device, an integrated circuit devic...  
WO/2013/027614A1
A method of manufacturing an ultrasonic wave-generating device comprises: calculating performance values of each of a plurality of existing piezoelectric elements, said values being based on a first electromechanical coupling coefficient...  
WO/2013/022287A2
A sound conversion device comprises: a piezoelectric driving body; a conductive vibration plate, which is physically coupled to the piezoelectric driving body; a first housing comprising a first support protrusion for supporting one surf...  
WO/2013/021597A1
Provided are an ultrasound probe, which eliminates disconnection in a flexible substrate, and is capable of performing excellent signal transmission, and a flexible substrate used in the ultrasound probe. With the technologies of the pre...  
WO/2013/021906A1
Provided is a piezoelectric sound element capable of flattening a sound pressure frequency property and reducing variation in the sound pressure frequency property, compared to the prior art. A diaphragm (13) is formed into a disc shape ...  
WO/2013/022286A2
A device for converting sound comprises: a main piezoelectric driving body; a vibration plate which is physically coupled to the main piezoelectric driving body; a support portion for supporting the main piezoelectric driving body and/or...  
WO/2013/018905A1
With ultrasound probes (1, 3) of an embodiment, first ultrasound transducer arrays (13a, 311) scan a first scan face. Second ultrasound transducer arrays (13b, 321) are disposed to latch with the first ultrasound transducer arrays (13a, ...  
WO/2013/019893A1
A detachable adjustable electronics module may be removably or permanently connected to eyewear. The module may include electronics for processing audio and/or video input and/or output signals. The module may be provided with an adjusta...  
WO/2013/018579A1
The objective of the present invention is to provide an ultrasound transducer with superior temperature-sound pressure properties. This ultrasound transducer (100) is an ultrasound transducer which is provided with an ultrasound generati...  
WO/2013/015107A1
A piezoelectric excitor provided with a cantilevered beam, wherein a desired vibration characteristic can be ensured without abnormalities arising when used while attached to an excitation panel. A base plate (40) is fixed to a beam supp...  
WO/2013/008418A1
This lead-free piezoelectric ceramic composition is mainly composed of a first crystal phase (KNN phase) and a second crystal phase (NTK phase). The first crystal phase (KNN phase) is composed of a plurality of crystal grains that are fo...  
WO/2013/008470A1
Provided are an acoustic matching body with stable density, a high-sensitivity ultrasonic transducer, and an ultrasonic flowmeter whereby a stable and high-accuracy flow measurement can be achieved. An acoustic matching body (19) is comp...  
WO/2013/002384A1
[Problem] To provide an acoustic generator for which peaks and dips in frequency characteristics of sound pressure are minimized, as well as an acoustic generation device using the same. [Solution] This invention is an acoustic generator...  
WO/2013/002042A1
Provided is a piezoelectric vibration element that can obtain a vibration that is larger than conventional vibrations. A pair of extensions to which piezoelectric elements are not joined are formed at both ends in the lengthwise directio...  

Matches 651 - 700 out of 20,095