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Results 76–100 of 1,875

Apparatus for raising or tilting a micromechanical structure

Patent • #US7421924B1. An active hinge apparatus is disclosed which can be used to raise a micromechanical structure (e.g. a plate or micromirror) on a substrate. The active hinge apparatus utilizes one or more of teeth protruding outward from an axle which also supports the micromechanical structure on one end thereof. A...

Apparatus, method and system for imaging and utilization of SEM charged particles

Patent • #US10770262B1. A scanning electron microscope (SEM) system includes an SEM objective that emits an electron beam toward a sample, causing emission of charged particles including secondary electrons, Auger electrons, backscattered electrons, anions and cations. The SEM system includes electron optics elements that are configured to establish electric fields around the...

Apparatuses and methods for tuning center frequencies

Patent • #US9270281B1. 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 • #US9218444B2. 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 • #US9112490B1. 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 • #US10586997B1. 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 • #US10261120B1. 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...

Architected stamps for liquid transfer printing

Patent • #US11718115B2. The present invention relates to architected stamps having beneficial printing properties. In particular, negative Poisson ratio structures and/or porous reservoirs can be employed to control fluid dynamics and to provide metered ink transfer.

Architectural support for persistent applications

Patent • #US12298897B2. Illustrative embodiments are directed to methods, apparatus and computer program products for caching at least a fraction of data stored in a non-volatile memory in a mirror region of a dynamic random access memory. A memory controller hub of a processor chip coupled to both the non-volatile memory and...

Area selective deposition templated by hydrogen and halogen resists

Patent • #US12518967B1. A process for area selective atomic layer deposition (ALD) at the near atomic scale (sub 10 nm) is disclosed. A substrate surface is cleaned and terminated with hydrogen and a pattern written in the hydrogen terminated surface by selectively depassivating the surface using scanning tunneling microscope lithography. The depassivated...

Area-efficient physically unclonable function circuit architecture

Patent • #US9018972B1. 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...

Artifact reduction within a SAR image

Patent • #US10018718B1. 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...

Associative list processing unit

Patent • #US8688903B1. 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.

Athermal channeled spectropolarimeter

Patent • #US9207123B2. 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...

Atomic Magnetometer

Featured Opportunity • Highly sensitive, cryogen-free Atomic Magnetometer magnetic field sensor substantially reduces costs of acquiring and operating magnetoencephalography (MEG) systems The Atomic Magnetometer MEG system uses a novel sensor design that allows it to be compact, highly sensitive, and versatile enough to be readily arrayed around the human skull. In the system,...

Atomic magnetometer

Patent • #US8212556B1. An atomic magnetometer is disclosed which uses a pump light beam at a D1 or D2 transition of an alkali metal vapor to magnetically polarize the vapor in a heated cell, and a probe light beam at a different D2 or D1 transition to sense the magnetic field via...

Atomic magnetometer with multiple spatial channels

Patent • #US9995800B1. An atomic magnetometer includes an atomic vapor cell, an optical system conformed to transmit pump radiation and probe radiation through the vapor cell, and an optical detection system arranged to receive and detect probe radiation after it exits the vapor cell. Improvements in the separation of spatial channels are...
Results 76–100 of 1,875