Patent application number | Description | Published |
20110287187 | REDUCED PHOSPHORUS (TBEP) FLOOR COATINGS - The invention provides an aqueous floor coating composition, comprising water, at least one polymer film forming agent, and a plasticizing agent, wherein at least a portion of the plasticizing agent is a synergistic combination of tributoxyethyl phosphate and a benzoate ester blend. Such compositions have reduced phosphorus content, yet retain the leveling and gloss of tributoxyethyl phosphate plasticizers and also exhibit improved soil resistance. | 11-24-2011 |
20140174467 | CITRATE SALT BATHROOM CLEANERS - A hard surface cleaning composition, namely a bathroom cleaning composition, using partially neutralized citric acid salts and/or fully neutralized ethanolamine citrate salts are disclosed. The cleaning composition is unexpectedly safe to use, environmentally-friendly and efficacious for removal of soap scum and water hardness stains at mildly acidic and/or alkaline pHs. Methods of using the same are disclosed. | 06-26-2014 |
20140174480 | CITRATE SALT BATHROOM CLEANERS - A hard surface cleaning composition, namely a bathroom cleaning composition, using fully neutralized ethanolamine citrate salts is disclosed. The cleaning composition is unexpectedly safe to use, environmentally-friendly and efficacious for removal of soap scum and water hardness stains at mildly acidic and/or alkaline pHs. Methods of using the same are disclosed. | 06-26-2014 |
Patent application number | Description | Published |
20080297282 | ACOUSTIC POWER TRANSFORMER INCLUDING LENS - An acoustic power transformer includes: an input port adapted to receive an input signal; a transmitting acoustic transducer coupled to the input port and adapted to transmit an acoustic wave in response to the input signal received at the input port; a receiving acoustic transducer adapted to receive the acoustic wave and in response thereto to produce an output signal; an output port adapted to output the output signal; and an acoustic medium disposed in an acoustic wave propagation path between the transmitting acoustic transducer and the receiving acoustic transducer. In one case, at least one of the transmitting acoustic transducer and receiving acoustic transducer includes a Fresnel lens. In another case, the transformer includes an acoustic lens disposed in the acoustic wave propagation path between the transmitting acoustic transducer and the receiving acoustic transducer. | 12-04-2008 |
20090073730 | AC-DC Power Converter - An AC-DC power converter is composed of AC input, a first rectifying circuit, a second rectifying circuit, a DC-DC converter and a DC output. The DC-DC converter has a DC input. The first rectifying circuit and the second rectifying circuit are connected in parallel between the AC input and the DC input of the DC-DC converter. At least one of the rectifying circuits comprises a phase shifting element that provides a phase shift at the AC line frequency. | 03-19-2009 |
20110047783 | METHOD OF MANUFACTURING VERTICALLY SEPARATED ACOUSTIC FILTERS AND RESONATORS - An apparatus including vertically separated acoustic resonators are disclosed. The apparatus includes a first acoustic resonator on a substrate and a second acoustic resonator vertically separated above the first acoustic resonator. Because the resonators are vertically separated above another, total area required to implement the resonators is reduced thereby savings in die size and cost are realized. The vertically separated resonators are supported by standoffs that are fabricated on the substrate, or on a resonator. | 03-03-2011 |
20110204996 | ACOUSTIC COUPLING LAYER FOR COUPLED RESONATOR FILTERS AND METHOD OF FABRICATING ACOUSTIC COUPLING LAYER - In accordance with a representative embodiment, a bulk acoustic wave (BAW) resonator structure, comprises: a first BAW resonator comprising a first lower electrode, a first upper electrode and a first piezoelectric layer disposed between the first lower electrode and the first upper electrode; a second BAW resonator comprising a second lower electrode, a second upper electrode and a second piezoelectric layer disposed between the second lower electrode and the second upper electrode; and a single-material acoustic coupling layer disposed between the first and second BAW resonators, the acoustic coupling layer having an acoustic impedance less than approximately 6.0 MRayls and an acoustic attenuation less than approximately 1000 dB/cm. | 08-25-2011 |
20120177816 | METHOD OF FABRICATING PIEZOELECTRIC MATERIALS WITH OPPOSITE C-AXIS ORIENTATIONS - In accordance with a representative embodiment, a method, comprises: providing a substrate; forming a first piezoelectric layer having a compression-negative (C | 07-12-2012 |
20120218060 | BULK ACOUSTIC WAVE RESONATOR COMPRISING BRIDGE FORMED WITHIN PIEZOELECTRIC LAYER - A bulk acoustic wave (BAW) structure includes a first electrode disposed over a substrate, a piezoelectric layer disposed over the first electrode, and a second electrode disposed over the first piezoelectric layer. A bridge is formed within the piezoelectric layer, where the bridge is surrounded by piezoelectric material of the piezoelectric layer. | 08-30-2012 |
20120293278 | STACKED BULK ACOUSTIC RESONATOR COMPRISING DISTRIBUTED BRAGG REFLECTOR - A device comprises a substrate, an acoustic stack, and a distributed Bragg reflector. The acoustic stack comprises a first electrode formed on the substrate, a first piezoelectric layer formed on the first electrode, a second electrode formed on the first piezoelectric layer, a second piezoelectric layer formed on the second electrode, and a third electrode formed on the second piezoelectric layer. The distributed Bragg reflector is formed adjacent to the acoustic stack and provides it with acoustic isolation. | 11-22-2012 |
20130106248 | BULK ACOUSTIC RESONATOR COMPRISING PIEZOELECTRIC LAYER AND INVERSE PIEZOELECTRIC LAYER | 05-02-2013 |
20140118089 | BULK ACOUSTIC WAVE RESONATOR HAVING DOPED PIEZOELECTRIC LAYER WITH IMPROVED PIEZOELECTRIC CHARACTERISTICS - A bulk acoustic wave (BAW) resonator structure includes a first electrode disposed over a substrate, a piezoelectric layer disposed over the first electrode and a second electrode disposed over the first piezoelectric layer. The piezoelectric layer is formed of a piezoelectric material doped with one of erbium or yittrium at an atomic percentage of greater than three for improving piezoelectric properties of the piezoelectric layer. | 05-01-2014 |
20140132117 | METHOD OF FABRICATING RARE-EARTH DOPED PIEZOELECTRIC MATERIAL WITH VARIOUS AMOUNTS OF DOPANTS AND A SELECTED C-AXIS ORIENTATION - A method of fabricating a rare-earth element doped piezoelectric material having a first component, a second component and the rare-earth element. The method includes: providing a substrate; initially flowing hydrogen over the substrate; after the initially flowing of the hydrogen over the substrate, flowing the first component to form the rare-earth element doped piezoelectric material over a surface of a target, the target comprising the rare-earth metal in a certain atomic percentage; and sputtering the rare-earth element doped piezoelectric material from the target on the substrate. | 05-15-2014 |
20140246305 | METHOD OF FABRICATING RARE-EARTH ELEMENT DOPED PIEZOELECTRIC MATERIAL WITH VARIOUS AMOUNTS OF DOPANTS AND A SELECTED C-AXIS ORIENTATION - A method of fabricating a rare-earth element doped piezoelectric material having a first component, a second component and the rare-earth element. The method includes: providing a substrate; initially flowing hydrogen over the substrate; after the initially flowing of the hydrogen over the substrate, flowing the first component to form the rare-earth element doped piezoelectric material over a surface of a single target, the target comprising the rare-earth metal in a certain atomic percentage; and sputtering the rare-earth element doped piezoelectric material from the target on the substrate. | 09-04-2014 |
20140340172 | BULK ACOUSTIC WAVE RESONATOR COMPRISING A BORON NITRIDE PIEZOELECTRIC LAYER - A bulk acoustic wave (BAW) resonator structure comprises: a first electrode disposed over a substrate; a piezoelectric layer disposed over the first electrode, the piezoelectric layer comprising boron nitride (BN); and a second electrode disposed over the first piezoelectric layer. | 11-20-2014 |