Search

Results 101–125 of 2,271

Apparatus for sensing volatile organic chemicals in fluids

Patent • #6,902,701. A chemical-sensing apparatus is formed from the combination of a chemical preconcentrator which sorbs and concentrates particular volatile organic chemicals (VOCs) and one or more chemiresistors that sense the VOCs after the preconcentrator has been triggered to release them in concentrated form. Use of the preconcentrator and chemiresistor(s) in...

Apparatuses and methods for tuning center frequencies

Patent • #9,270,281. Apparatuses and methods for tuning center frequencies are described herein. Examples of tuning described herein including tuning using feedback from the resonator. Variable gain feedback for tuning of acoustic wave resonators is provided in some examples. An example apparatus may include a resonator and a feedback loop. The resonator...

Approximate circuits for increased reliability

Patent • #9,112,490. Embodiments of the invention describe a Boolean circuit having a voter circuit and a plurality of approximate circuits each based, at least in part, on a reference circuit. The approximate circuits are each to generate one or more output signals based on values of received input signals. The voter...

Approximate circuits for increased reliability

Patent • #9,218,444. Embodiments of the invention describe a Boolean circuit having a voter circuit and a plurality of approximate circuits each based, at least in part, on a reference circuit. The approximate circuits are each to generate one or more output signals based on values of received input signals. The voter...

Aqueous Na-ion redox flow battery with ceramic NaSICON membrane

Patent • #10,586,997. A redox flow battery is described herein that has a sodium-super-ionic-conductor NaSICON barrier disposed between an anolyte chamber of the battery and the catholyte chamber of the battery. The NaSICON barrier prevents crossover of solvents or active redox species between the anolyte chamber and the catholyte chamber, while permitting...

Arc plasma-generating systems and methods thereof

Patent • #10,261,120. The present invention relates to systems for generating an arc fault in an electrical circuit, as well as methods thereof. In particular, the system provides a platform that can produce an arc discharge in a controlled manner, while measuring various parameters to characterize that discharge. Such parameters include voltage...

Architected Porous Stamp for Liquid Transfer Printing

Featured Opportunity • An architected porous stamp fabricated using multiphoton lithography (MPL) can achieve very fine tunable features and exceptional control in liquid transfer printing Mass production roll-to-roll printing techniques such as flexography, gravure, and offset are undergoing re-examination for their suitability in the emerging area of printed electronics. These methods rely on...

Area-efficient physically unclonable function circuit architecture

Patent • #9,018,972. Generating a physically a physically unclonable function ("PUF") circuit value includes comparing each of first identification components in a first bank to each of second identification components in a second bank. A given first identification component in the first bank is not compared to another first identification component in...

Arsenic removal in conjunction with lime softening

Patent • #6,802,980. A method for removing dissolved arsenic from an aqueous medium comprising adding lime to the aqueous medium, and adding one or more sources of divalent metal ions other than calcium and magnesium to the aqueous medium, whereby dissolved arsenic in the aqueous medium is reduced to a lower level...

Artifact reduction within a SAR image

Patent • #10,018,718. The various technologies presented herein relate to reducing and/or filtering undesired artifacts in a SAR image, wherein the artifacts are generated by RF interference resulting from a communication signal being included in a radar return which also comprises radar clutter. The radar return is separated into two subapertures, a...

Asphaltene based photovoltaic devices

Patent • #8,389,853. Photovoltaic devices and methods of making the same, are disclosed herein. The cell comprises: a first electrically conductive layer; at least one photoelectrochemical layer comprising metal-oxide particles, an electrolyte solution, an asphaltene dye, and a second electrically conductive layer.

Asphaltene based photovoltaic devices

Patent • #8,748,740. Photovoltaic devices and methods of making the same are disclosed herein. The cell comprises: a first electrically conductive layer; at least one photoelectrochemical layer comprising metal-oxide particles, an electrolyte solution, an asphaltene dye, and a second electrically conductive layer.

Asphaltene based photovoltaic devices

Patent • #9,293,266. Photovoltaic devices and methods of making the same, are disclosed herein. The cell comprises a photovoltaic device that comprises a first electrically conductive layer comprising a photo-sensitized electrode; at least one photoelectrochemical layer comprising metal-oxide particles, an electrolyte solution comprising at least one asphaltene fraction, wherein the metal-oxide particles...

Associative list processing unit

Patent • #8,359,428. An associative list processing unit and method comprising employing a plurality of prioritized cell blocks and permitting inserts to occur in a single clock cycle if all of the cell blocks are not full. Also, an associative list processing unit and method comprising employing a plurality of prioritized cell...

Associative list processing unit

Patent • #8,688,903. An associative list processing unit and method comprising employing a plurality of prioritized cell blocks and permitting inserts to occur in a single clock cycle if all of the cell blocks are not full.

Aternating current photovoltaic building block

Patent • #6,750,391. A modular apparatus for and method of alternating current photovoltaic power generation comprising via a photovoltaic module, generating power in the form of direct current; and converting direct current to alternating current and exporting power via one or more power conversion and transfer units attached to the module, each...

Athermal channeled spectropolarimeter

Patent • #9,207,123. A temperature insensitive (athermal) channeled spectropolarimeter (CSP) is described. The athermal CSP includes a crystal retarder formed of a biaxial crystal. The crystal retarder has three crystal axes, wherein each axis has its own distinct index of refraction. The axes are oriented in a particular manner, causing an amplitude...
Results 101–125 of 2,271