Patent • #US7386352B2. A distributed wireless sensor network node is disclosed. The wireless sensor network node includes a plurality of sensor modules coupled to a system bus and configured to sense a parameter. The parameter may be an object, an event or any other parameter. The node collects data representative of the...
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Molecular Systems for Polymer Durability
Featured Opportunity • By addressing thermal expansion mismatch, this innovative molecular system can enhance polymer durability for a wide range of applications. Business Problem Polymers are lightweight, cost-effective, easily molded, and have good chemical resistance so they can be used in many diverse environments. A limitation in polymer manufacturing is they can expand...
Molten inorganic electrolytes for low temperature sodium batteries
Patent • #US11258096B2. A molten sodium-based battery comprises a robust, highly Na-ion conductive, zero-crossover separator and a fully inorganic, fully liquid, highly cyclable molten cathode that operates at low temperatures.
Molten Salt Heat Transfer Fluid
Featured Opportunity • Sandia has developed a heat transfer fluid (HTF) for use at elevated temperatures that has a lower freezing point than any molten salt mixture available commercially. This allows the HTF to be used in applications in which the expensive parasitic energy costs necessary for freeze protection can be significantly reduced....
Molten-salt-based growth of group III nitrides
Patent • #US7435297B1. A method for growing Group III nitride materials using a molten halide salt as a solvent to solubilize the Group-III ions and nitride ions that react to form the Group III nitride material. The concentration of at least one of the nitride ion or Group III cation is determined...
Monolithic exploding foil initiator
Patent • #US8291824B1. A monolithic exploding foil initiator (EFI) or slapper detonator and the method for making the monolithic EFI wherein the exploding bridge and the dielectric from which the flyer will be generated are integrated directly onto the header. In some embodiments, the barrel is directly integrated directly onto the header.
Monolithic flexure mount
Patent • #US10409030B1. A flexure mount is described herein. The flexure mount includes three different flexures laterally offset from one another along a length of the flexure mount. The flexured design of the flexure mount allows for compliance in certain directions to reduce stress buildup normally associated with rigid mounting of dissimilar...
Monolithic integration of optical waveguides with metal routing layers
Patent • #US11906351B1. A photonic integrated circuit and a method for its manufacture are provided. In an embodiment, an intermetal dielectric layer, for example, a silicon oxide layer, is contiguous between an upper metal layer and a lower metal layer on a substrate. One or more waveguides having top and bottom faces...
Monolithic LTCC seal frame and lid
Patent • #US9374923B2. A method for forming a monolithic seal frame and lid for use with a substrate and electronic circuitry comprises the steps of forming a mandrel from a ceramic and glass based material, forming a seal frame and lid block from a ceramic and glass based material, creating a seal...
Monolithic MAX phase ternary alloys for sliding electrical contacts
Patent • #US10199788B1. The present invention relates to monolithic structures for use as an electrical contact. In particular, these structures are formed from a laminate alloy, which in turn is composed of a Mn+1AXn compound. Electrical contact assemblies and electrical components having such contacts are also described herein. In some example, such...
Monolithic multi-dimensional chromatography
Patent • #US12352732B1. A monolithically integrated chromatography device includes a first chromatography column and a second chromatography column formed in a common substrate. The first chromatography column and the second chromatography column are each in fluidic communication with a port formed on the same common substrate. When the port is open, the...
Monolithically integrated absolute frequency comb laser system
Patent • #US9391420B2. Rather than down-convert optical frequencies, a QCL laser system directly generates a THz frequency comb in a compact monolithically integrated chip that can be locked to an absolute frequency without the need of a frequency-comb synthesizer. The monolithic, absolute frequency comb can provide a THz frequency reference and tool...
Monolithically Integrated Absolute Frequency Comb Laser System
Featured Opportunity • Laser combs are increasingly used to provide precision measurements. Typical frequency comb systems use non-linear elements, distinct from the laser gain media, to create a set of emission lines with equally spaced frequencies. Separate detectors and/or frequency mixing elements are needed to lock the comb and determine the absolute frequencies...
Monolithically integrated infrared transceiver
Patent • #US10020634B2. A Schottky diode is monolithically integrated into the core of an infrared semiconductor laser (e.g., a quantum cascade laser) to create a heterodyned infrared transceiver. The internal mode field of the infrared semiconductor laser couples to an embedded Schottky diode and can mix the infrared fields to generate a...
Mountable eddy current sensor for in-situ remote detection of surface and sub-surface fatigue cracks
Patent • #US8013600B1. A wireless, integrated, mountable, portable, battery-operated, non-contact eddy current sensor that provides similar accuracy to 1970's laboratory scale equipment (e.g., a Hewlett-Packard GP4194A Impedance Analyzer) at a fraction of the size and cost.
Moving bed reactor for solar thermochemical fuel production
Patent • #US8420032B1. Reactors and methods for solar thermochemical reactions are disclosed. Embodiments of reactors include at least two distinct reactor chambers between which there is at least a pressure differential. In embodiments, reactive particles are exchanged between chambers during a reaction cycle to thermally reduce the particles at first conditions and...
Moving target defense for a serial communications system
Patent • #US11133927B1. A moving target defense scheme for a serial communications system is disclosed herein. A bus controller generates and broadcasts a nonce to remote terminals over a bus. The bus controller and the remote terminals generate a randomized sequence based upon the nonce and a shared secret that is shared...
Multi-aperture optical system for high-resolution imaging
Patent • #US10120195B1. Technologies pertaining to a multi-aperture optical imaging system are described herein. The multi-aperture optical system comprises an afocal optical telescope and a plurality of sub-apertures that receive light from the telescope. Each sub-aperture comprises a focusing optic that creates a full-field image onto an individual image sensor that outputs...
Multi-block sulfonated poly(phenylene) copolymer proton exchange membranes
Patent • #US8110636B1. Improved multi-block sulfonated poly(phenylene) copolymer compositions, methods of making the same, and their use as proton exchange membranes (PEM) in hydrogen fuel cells, direct methanol fuel cells, in electrode casting solutions and electrodes. The multi-block architecture has defined, controllable hydrophobic and hydrophilic segments. These improved membranes have better ion...
Multi-channel high-speed converter clock synchronization with autonomous coherent deterministic latency
Patent • #US11469765B1. A system and corresponding method that achieves coherency and deterministic latency (CDL) autonomously upon power on is disclosed. The system, for example, a multi-channel RF system, may require CDL with respect to the digital-to-analog converters (DACs) and analog-to-digital converters (ADCs) assigned to the channels in the system. CDL is...
Multi-chip photonics transceiver
Patent • #US11726276B1. A photonics transceiver is described herein, wherein the photonics transceiver exhibits improved areal bandwidth density and improved energy per bit consumption relative to conventional photonics transceivers. The photonics transceiver achieves an areal bandwidth density of at least 5 Tbps/mm2 with an energy consumption of less than 500 fJ/bit (sum...
Multi-dimensional cable shorting tool
Patent • #US10468788B1. A device for rendering safe a detonator firing circuit by short circuiting multiple conductors in the circuit includes a base portion and cable piercing members. The base portion has a cylindrical block and apertures for retentively receiving the cable piercing members. The cable piercing member has a first end...
Multi-factor authentication
Patent • #US8868923B1. Detection and deterrence of spoofing of user authentication may be achieved by including a cryptographic fingerprint unit within a hardware device for authenticating a user of the hardware device. The cryptographic fingerprint unit includes an internal physically unclonable function (“PUF”) circuit disposed in or on the hardware device, which...
Multi-frame moving object detection system
Patent • #US11188750B1. A plurality of remote sensing images of a scene are received. A potential target object can be identified in one of the images, wherein the target object has a low signal-to-noise ratio (SNR). A candidate motion path of the target object can be generated based upon the images. A...
Multi-frame Moving Object Detection System (MMODS)
Featured Opportunity • MMODS offers a breakthrough in detection technology for moving objects to enhance real-time detection of low signal-to-noise ratio targets for improved surveillance Traditional detection systems face significant challenges in identifying small objects in real-time, particularly in low-visibility conditions. These limitations hinder their effectiveness in security and surveillance applications, where the...
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