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8981621 Electroactive polymer manufacturing  
Described herein are transducers and their fabrication. The transducers convert between mechanical and electrical energy. Some transducers of the present invention include a pre-strained polymer....
8922096 Circuit arrangement and method for actuating a piezo valve  
A piezo valve is actuated by way of at least one actuator which is formed by a piezoelectric bender transducer (12) having two piezo actuators (14, 16). An actuating method has the steps of...
8901802 Piezoelectric photovoltaic micropower generator and method  
An energy harvesting device capable of harvesting multiple forms of energy. The device includes a base, a piezoelectric cantilever, and a carbon nanotube film. The piezoelectric cantilever...
8896184 Piezoelectric MEMS microphone  
A piezoelectric MEMS microphone comprising a multi-layer sensor that includes at least one piezoelectric layer between two electrode layers, with the sensor being dimensioned such that it provides...
8881370 Method of fabricating an inertial sensor  
Inertial sensor having a body with first and second cavities on opposite sides thereof, a sensing element in the first cavity, electronic circuitry in the second cavity, electrical conductors...
8860284 Piezoelectric multiplexer  
A piezoelectric multiplexer includes an actuator and multiple bimorph beams. The actuator includes an actuator conducting head and an actuator stem, and each bimorph beam includes a conducting...
8853916 Reconfigurable bi-stable device  
A reconfigurable bi-stable device includes an elastically deformable panel laterally disposed between and connected to one or more mounting members directly or indirectly connected to opposing...
8847466 Piezoelectric bimorph switch  
The present invention relates to a piezoelectric bimorph switch, specifically a cantilever (single clamped beam) switch, which can be actively opened and closed. Piezoelectric bimorph switch are...
8845555 System and method for evaluating tissue  
The present invention provides a sensor system for measuring an elastic modulus and a shear modulus and a method for using the sensor system to evaluate a tissue by determining the presence of...
8841821 Driver for optical deflector using two modified syncronous saw-tooth drive voltages and method for setting the same  
In an optical deflector including a mirror, a movable frame supporting the mirror, a support body surrounding the movable frame, and a first group of piezoelectric actuators and a second group of...
8841820 Synthetic jet apparatus  
A synthetic jet apparatus including a series of generally parallel spaced-apart bimorph piezoelectric plates defining first and second sets of fluid chambers. The chambers of the second set of...
8829765 Piezoelectric actuator device  
A piezoelectric actuator device includes a substrate anchor region; a support beam arrangement having first and second ends, wherein the first end is fixed to the anchor region and the second end...
8816570 Dual cantilever beam relaxor-based piezoelectric single crystal accelerometer  
A dual cantilever beam relaxor-based piezoelectric single crystal accelerometer is provided. A flexural sensing structure is provided that employs at least two piezoelectric cantilever beams...
8806727 Method of forming a piezoelectric actuator of an inkjet head  
A method of forming a piezoelectric actuator on a vibration plate to provide a driving force to each of a plurality of pressure chambers includes forming a lower electrode on the vibration plate,...
8792417 Method and apparatus for providing voice call in mobile communication system and system thereof  
A system is provided that provides a voice call service over a Circuit Switching (CS) domain to a User Equipment (UE) that was receiving a service in a Packet Switching (PS) domain. A Mobile...
8749121 Piezoelectric power generating device and manufacturing method thereof  
A piezoelectric power generating device is provided which is capable of extracting a large amount of power without an increase in device size, even when applied with vibration of low frequency or...
8713789 Method of manufacturing a microphone  
A method of manufacturing a microphone comprising a substrate, a transducer element that is mounted on a top side of the substrate, a covering layer that covers the transducer element and forms a...
8710716 Actuator, actuator structure and method of manufacturing actuator  
An actuator includes: a diaphragm having a thickness equal to or greater than 0.5 μm and equal to or less than 20 μm; a piezoelectric body layer which is provided on a first surface side of the...
8669690 Piezolelectric sound-generating device  
Provided is a piezoelectric sound generating device capable of obtaining a stable connection state of lead-out conductors constituted of a conductive resin layer. A piezoelectric sound generating...
8661650 Method of making an electromechanical personal care device  
A method of making a handheld, electromechanical device useful in mammalian body-care includes the steps of: a) forming a one-piece housing having a single opening defined by a rim; b) assembling...
8659211 Quad and dual cantilever transduction apparatus  
An electro-mechanical transducer is disclosed, which provides a very low frequency wide band response from a bender (or benders) using piezoelectric cantilevers or center mounted free edge disc,...
8604670 Piezoelectric ALN RF MEM switches monolithically integrated with ALN contour-mode resonators  
Piezoelectric switches and methods of forming piezoelectric switches. The piezoelectric switch includes first and second cantilever beam actuators. The second cantilever beam actuator has a...
8575822 Piezoelectric/electrostrictive actuator  
A piezoelectric/electrostrictive actuator, including a piezoelectric/electrostrictive element that includes at least one laminate including one piezoelectric/electrostrictive layer and one pair of...
8575823 Laminated piezoelectric material, ultrasound probe, and ultrasound diagnostic apparatus  
A laminated piezoelectric material has a four-layered piezoelectric material and electrode layers for applying a voltage to each layer of the four-layered piezoelectric material. Each...
8567041 Method of fabricating a heated quartz crystal resonator  
A heated resonator includes a base substrate, a piezoelectric piece having a thickness and a top side and a bottom side, a first electrode on the top side, a second electrode opposite the first...
8569937 Piezoelectric resonator with capacitive sense and/or force rebalance electrodes to control an amplitude of vibration  
In an embodiment, a piezoelectric resonator configured for parametric amplification is disclosed. The piezoelectric resonator may include or comprise a piezoelectric member, and first and second...
8562546 System and method for evaluating tissue  
The present invention provides a sensor system for measuring an elastic modulus and a shear modulus and a method for using the sensor system to evaluate a tissue by determining the presence of...
8558707 Thermal cutoff fuse for arbitrary temperatures  
A temperature-sensitive thermal cutoff fuse RFID tag is provided with a bimorph element and thin conductive bridges positioned on an RFID tag substrate that can react to all changes in storage...
8549728 Manufacturing method for vibration body and manufacturing method for vibration actuator  
To provide a vibration actuator, a lens barrel, a camera, a manufacturing method for a vibration body and a manufacturing method for a vibration actuator, which have a high driving efficiency and...
8552625 Cantilever type acoustic transduction apparatus  
An electro-mechanical transducer provides a very low frequency wide band response by using a quad configuration of piezoelectric cantilevers, providing additive output between the resonant...
8541926 Nano/micro electro-mechanical relay  
A nano/micro electro-mechanical relay, comprising an at least one normally open (NO) nano/micro relay switch and an at least one normally closed (NC) nano/micro relay switch. Both the NC...
8531088 Piezoelectric MEMS microphone  
A piezoelectric MEMS microphone comprising a multi-layer sensor that includes at least one piezoelectric layer between two electrode layers, with the sensor being dimensioned such that it provides...
8505190 Method of manufacturing inertial sensor  
Disclosed herein is a method of manufacturing an inertial sensor. The method of manufacturing an inertial sensor 100 includes (A) applying a polymer 120 to a base substrate 110, (B) patterning the...
8487508 Method and system for monitoring environmental conditions while ignoring irrelevant ranges  
A sensing system, sensing method, and method of producing a sensing system capable of providing a cumulative measurement capability, such as in the form of a RFID tag capable of measuring...
8471439 Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same  
Provided is an active piezoelectric energy harvester, which can control a direct current voltage applied to an embedded variable capacitance layer to precisely adjust a resonance frequency in real...
8446070 Micro-electro-mechanical device with a piezoelectric actuator  
A micro-electro-mechanical device includes a substrate; a piezoelectric actuator disposed on the substrate; and an elastic member affixed to the substrate at a first end thereof, and mechanically...
8429808 Method for fabrication an electrical transducer  
A method for fabricating electrostatic transducers and arrays electrically separates the substrate segments of the transducer elements from each other using a technique involving two cutting...
8421313 Energy harvesting device  
A piezoelectric energy harvesting device (PEHD) comprising a driving element, conducting element, piezoelectric layer and non-piezoelectric layer capable of converting ambient mechanical energy...
8405277 Actuator  
An expansion and contraction actuator has a first long actuator portion and a second long actuator portion that face each other and connection members that connect the long sides of each of the...
8400046 Power generation unit  
A power generation unit (1A) for converting an externally applied force into electricity comprises piezoelectric elements (22, 23), and a central spacer (24) and a peripheral spacer (25) provided,...
8336191 Method of forming an integrated circuit system  
An electronics filter circuit includes an electromechanical resonator that is mounted directly to the surface of a silicon integrated circuit, rather than being a surface mounted or leaded filter...
8316526 Method for forming an electroactive polymer  
The present invention provides electroactive polymers, transducers and devices that maintain pre-strain in one or more portions of an electroactive polymer. Electroactive polymers described herein...
8274200 Microfabricated cantilever slider with asymmetric spring constant  
Mechanical springs and sliders as used in microfabricated actuators to provide an asymmetric spring constant are described. The asymmetric spring constant provides a propensity for deflection...
8261428 Method for assembling a 3-dimensional microelectrode structure  
The present invention discloses a method for assembling a 3D microelectrode structure. Firstly, 2D microelectrode arrays are stacked to form a 3D microelectrode array via an auxiliary tool. Then,...
8237332 Piezoelectric acoustic transducer and method of fabricating the same  
Provided are a piezoelectric acoustic transducer and a method of fabricating the same. In the piezoelectric acoustic transducer, a piezoelectric portion is formed in a portion of a diaphragm, and...
8222797 Information processor and method for the production thereof  
An information converter has at least two material layers having polygonal base surfaces, which are connected to each other in a shear-rigid way, wherein at least in one material layer a change of...
8222796 Micro-electro-mechanical device with a piezoelectric actuator  
A micro-electro-mechanical device including a substrate with a main surface, a piezoelectric actuator with a first side mechanically coupled to the substrate, an elastic member with a first end...
8210831 Piezoelectric pump  
A piezoelectric pump includes a diaphragm that defines a pump chamber between the diaphragm and a pump body, and a piezoelectric element bonded to a surface of the diaphragm. The piezoelectric...
8198785 MEMS switch  
A Micro Electro Mechanical System (MEMS) switch includes a substrate, a fixed signal line formed on the substrate, a movable signal line spaced apart from one of an upper surface and a lower...
8199020 Thermal cutoff fuse for arbitrary temperatures  
A temperature-sensitive thermal cutoff fuse RFID tag is provided with a bimorph element and thin conductive bridges positioned on an RFID tag substrate that can react to all changes in storage...

Matches 1 - 50 out of 418 1 2 3 4 5 6 7 8 9 >