Abstract: A method for forming a high temperature coating includes forming a pre-sintered ceramic coating on a ceramic composite substrate. The pre-sintered ceramic coating includes a plurality of ceramic particles. The method further includes sintering at least a portion of the pre-sintered ceramic coating by heating the portion of the pre-sintered ceramic coating to a sintering temperature of the plurality of ceramic particles using joule heating. The sintering temperature is greater than about 1000 degrees Celsius (° C.).

Abstract: Techniques are provided for controlling azimuthal alignment of a cross-section of the anti-resonant hollow core fiber when winding such anti-resonant hollow core fiber into a coil.

Abstract: A method to determine a precise location for alignment of an inertial navigation system (INS) is provided. The method includes aiming an imaging and ranging system mounted on a gimbal on a vehicle at a machine-readable image at a known location, determining an azimuth, an elevation angle, and a slant range to the machine-readable image, capturing the machine-readable image, decoding the known location from the machine-readable image, deriving the precise location of the vehicle from the known location, the azimuth, the elevation angle and the slant range, and aligning the INS based on the precise location.

Abstract: Devices, systems, and methods for public address system action auditing are described herein. In some examples, one or more embodiments include a computing device comprising a memory and a processor to execute instructions stored in the memory to access an event log associated with an event in a facility, compare the event log with a predefined configuration file associated with a public address system of the facility, and generate a report about the event based on the comparison.

Abstract: Systems and methods for forming a magnetically-enabled part via additive manufacturing. The method includes depositing a layer of additive manufacturing material on a build plate, melting or sintering the layer of additive manufacturing material, depositing additional layers of additive manufacturing material on previous layers of additive manufacturing material, the additive manufacturing material of at least some of the additional layers being magnetically permeable, and melting or sintering the additional layers of additive manufacturing material such that the magnetically-enabled part has a transition region including at least some of the magnetically permeable additive manufacturing material.

Abstract: A computer-implemented method for generating a digital identity of equipment on an equipment online marketplace platform is disclosed. The method may include: receiving, by a server executing the equipment online marketplace platform through a network, one or more images or documents containing information of the equipment from a user accessing the equipment online marketplace platform on a user device through the network; extracting, by the server, from the images or documents of the equipment information identifying the equipment; and generating, by the server, a blockchain entry for the equipment in a shared ledger, the blockchain entry containing the information identifying the equipment.

Abstract: A data ingestion system prevents data duplication during a data ingestion operation by determining whether a current instance of an ingestion pending indicator file associated with a data set is present at initialization of the data ingestion operation. Upon determining that no current instance of the ingestion pending indicator file is present, the system generates and stores a new ingestion pending indicator file and performs the data ingestion operation using current watermark data. Upon determining that the current instance of the ingestion pending indicator file is not present, the system generates corrected watermark data and performs the data ingestion operation with respect to the corrected watermark data. Upon completion of the data ingestion operation, the system deletes the current instance of the ingestion pending indicator file.

Abstract: Disclosed are methods and systems, for a detection and avoidance system for beyond visual line of sight operations of urban air mobility in airspace. For instance, the method may include: receiving tracking data from a first source, the tracking data including information identifying a position of a tracked object within a radius of the vehicle, receiving map data from a second source, the map data comprising information identifying a position and/or a status of a mapped object within a radius of the vehicle, receiving sensor data from one or more sensors, determining a position of a target object within a radius of the vehicle by analyzing the tracking data, the map data, and/or the sensor data, and continuously determining whether to perform an adjustment to a route of the vehicle based on the determined position of each target object within the third predetermined radius of the vehicle.

Abstract: An example system includes a housing configured to house a portion of an electric machine and a heat transfer material, the heat transfer material is configured to contact a conductor of the portion of the electric machine and to remove heat from the conductor and transfer heat to the housing. The system includes a coolant configured to remove heat from the housing. An inner surface of the housing comprises a plurality of structures configured to increase an inner surface area of the housing, wherein the plurality of structures are configured to contact the heat transfer material.

Abstract: Information as to a group of devices which are part of a monitoring system, can be accumulated in one or more databases. The databases can be addressed via a computer network, such as the Internet. Monitoring systems can access one or more of the databases seeking identification of those devices that correspond to a selected criterion. A database can provide serial numbers of devices that meet the selected criteria. The respective monitoring system can determine if any local devices have serial numbers that match the received serial numbers. A trouble indicator can be generated in response thereto.

Abstract: Embodiments relating to an integrated photonics air data system are disclosed. A light beam from a laser source is routed to a plurality of tunable optical filters operative to transmit the light beam to one of a plurality of emitting grating couplers at any given time. The tunable optical filters are configured such that the light beam is emitted into the region of interest at different times from each of the emitting grating couplers. A passive optical filter array is configured to receive scattered light from the emitted light beam. The passive optical filter array comprises a plurality of optical notch filters operative for frequency selection, and a plurality of optical detectors each respectively coupled to an output of one of the optical notch filters. The passive optical filter array is operative to perform frequency spectrum decomposition of the received scattered light into a plurality of signals.

Abstract: Techniques are provided for implementing and using a high quality factor travelling wave resonator configured to propagate a transverse magnetic mode optical signals and suppress transverse electric mode optical signals. The travelling wave resonator may be used in a resonator optical gyroscope.

Abstract: A method is provided. The method includes: forming a stator for a high-power density electric machine, the stator having a plurality of slots for receiving stator coils and having a back-iron; inserting the stator coils in the plurality of slots; and inserting a potting material in the plurality of slots of the stator, the potting material in thermal contact with adjacent stator coils and in thermal contact with the back-iron; wherein the potting material is formed by: mixing silicon carbide particles with a silicon carbide preceramic polymer to form a mixture; diluting the mixture with solvents to form a slurry; drying the slurry to form a paste; forming the paste into a shape; and firing the paste to form a ceramic material.

Abstract: A method and network control system for an industrial processing facility (IPF) including, a plant-wide network coupling at least one controller platform. The controller platform comprising computing hardware and a memory and at least one application module (AM) contained in the memory. The AM comprising a control application, data, configuration and state information for the controller platform, wherein the at least one controller platform is coupled by an input/output network to I/O devices coupled to field devices that are coupled to processing equipment on a field level of an industrial processing facility (IPF). A storage appliance coupled to the plant-wide network is arranged to receive a copy of the AM contained in the controller platform to a backup application in the storage appliance. The backup application returning the AM back to the controller platform to recover and restore a failed controller platform to normal operation.

Abstract: Techniques are provided for diminishing bias error, in a resonator optical gyroscope, due to an undesired, parasitic optical mode which is orthogonal to a desired optical mode. Energy levels of the undesired, parasitic mode can be diminished utilizing polarizing beam splitters each of which suppresses energy of the undesired, parasitic mode of a clockwise or a counterclockwise optical signal more than energy of the desired mode of the CW optical signal. Optionally, one or more components of a travelling wave resonator system are configured to suppress energy of the undesired, parasitic mode of a clockwise and/or a counterclockwise optical signal more than energy of the desired mode of the respective optical signal(s). Optionally, the desired optical mode is either a transverse magnetic (TM) mode or a transverse electric (TE) mode, and the undesired, parasitic optical mode is respectively the TE mode or the TM mode.

Abstract: Systems and methods for collecting and disseminating D-ATIS data to one or more entities are included. To collect D-ATIS information, one or more collection systems send requests to one or more ground stations. Each collection system can be located remotely from the ground station it requests D-ATIS information from. When a collection system receives D-ATIS information, it is configured to send the D-ATIS information to a central processing system. The central processing system is configured to manage a database that stores D-ATIS parameters determined from the D-ATIS information. In response to a request by a vehicle or other user to receive D-ATIS parameters for a ground station, the central processing system is configured to send the D-ATIS parameters to the vehicle or other user.

Abstract: Systems and methods for reconfigurable on-vehicle data routing are provided. In one embodiment, a data link communication system comprises: a router to communicate with at least one communication bus and at least one data bus, and monitor data communicated over the communication data buses, wherein the communication bus communicates data link messages with an off-vehicle service provider system, wherein the data bus transports data between the router and a plurality of on-vehicle systems; a routing control logic; and a conditional logic database, wherein the database comprises definitions of one or more datatypes and definitions for at least one data forwarding command; wherein, in response to receiving a first set of data associated with a datatype defined by the database, the logic executes the at least one data forwarding command to control the router to output a second set of data to one or more of the plurality of on-vehicle systems.

Abstract: A multi-layer armor plate comprises a strike plate, a structural mesh layer, an outer skin, a compliant mesh layer, and an inner skin layer. The strike plate has an outer surface and an inner surface. The structural mesh layer is positioned on the outer surface of the strike plate and includes lattice structure with a first structural compliance. The outer skin layer is positioned over the structural mesh layer. The compliant mesh layer is positioned on the inner surface and includes lattice structure with a second structural compliance that is greater than the first structural compliance. The inner skin layer is positioned over the compliant mesh layer.

Abstract: A method for tuning a resonant frequency of wireless communication circuitry on a multichip module including a plurality of chips includes applying an electrical insulator to an upper surface of the multichip module; creating a plurality of openings in the electrical insulator, each opening being positioned at a successive one of the bond pads to be electrically connected to create a plurality of exposed bond pads; applying metal to each exposed bond pad to form a successive one of a plurality of interconnect bases; removing a portion of the layer of photoresist to create a plurality of bridge supports, each bridge support positioned between a successive pair of interconnect bases; applying metal to each bridge support and associated interconnect bases to form a successive one of the interconnect traces; removing the bridge supports; and disconnecting one or more of the interconnect traces as necessary to obtain a target resonant frequency.

Abstract: A method of querying a set of raw data includes: receiving raw data; generating a base table having a primary key including a partition key and a sort key; generating a first set of local secondary indexes for the base table, the specific local secondary index sort key being a different one of the plurality of attributes than the sort key of the base table; developing one or more usage factors for each of the one or more local secondary indexes of the base table; receiving a second set of raw data having a plurality of attributes; generating a second base table including the second set of raw data; and generating a second set of local secondary indexes for the second base table based on the usage factors associated with the set of local secondary indexes.