Abstract: An optical signal transmission apparatus (1) for a rotating antenna comprising a plurality of optical modulators (6) arranged for receiving a respective plurality of analog RF signals (5) and for modulating a respective plurality of optical signals therewith to produce a plurality of modulated analog optical signals (8). A plurality of opto-electrical converters (14) each converts a respective modulated analog optical signal (13) into an analog electrical signal. The plurality of optical modulators (6) are rotationally coupled in optical communication with the plurality of opto-electrical converters (14) via an optical rotary joint (10) including a reversion prism.

Abstract: A device is configured to display electronic sheet music. The device may display electronic sheet music that can be magnified and displayed in sequence by reflowing electronic musical symbols between pages. In addition, the device may adaptively determine a layout based on user preferences, such as a desired magnification, an orientation of a device or the like, and may display a current location in the electronic sheet music based on user input, a remote trigger, a desired playback speed or by monitoring an audio input from a microphone and determining a current location in the electronic sheet music. For example, the device may detect a series of pitches and display the electronic sheet music based on a most recent pitch in the series of pitches.

Abstract: A driver may provide preferred vehicle setting data to a system through a user interface or the system may detect the preferred driver vehicle setting data by communicating with a particular vehicle. The preferred vehicle setting data may be generalized/abstracted so that the data is not specific to any one vehicle. When the driver sits in any vehicle, the system may identify the type of vehicle and translate the abstracted driver vehicle setting data to driver vehicle setting data that is particular to the identified vehicle.

Abstract: A system for masking tax data during collaborative preparation of an electronic tax return, the system includes a server computer having a tax return preparation program running thereon. The system also includes a tax return preparation computer having a first browser program running thereon. The system further includes a support computer having a second browser program running thereon. Moreover, the system includes a network operatively coupling the server computer, tax return preparation computer, and the support computer. The first browser includes a masking module configured to automatically mask a tax datum without user intervention before transmitting the tax datum to the server computer for subsequent transmission to the support computer. The tax datum is masked in real time during collaborative preparation of the electronic tax return.

Abstract: A system and method including a processor coupled to the non-volatile memory and a non-transitory medium connected to the processor wherein the processor is configured to select one of a flight path between two points or a point of departure and frequency of departure in the flight path from the point for an aircraft, wherein the flight path has at least two phases and a flight along the flight path or a departure constitutes one cycle.

Abstract: A system and method including a processor coupled to the non-volatile memory and a non-transitory medium connected to the processor wherein the processor is configured to select one of a flight path between two points or a point of departure and frequency of departure in the flight path from the point for an aircraft, wherein the flight path has at least two phases and a flight along the flight path or a departure constitutes one cycle.

Abstract: The present disclosure is directed to an integrated electrostatic sensor for detecting dust and/or other airborne particulates in an engine, e.g. in an aircraft gas turbine engine. The electrostatic sensor includes an outer housing having a sensing face, an electrode configured within the outer housing adjacent to the sensing face, and an amplifier configured with the electrode. The electrode contains a plurality of electrons configured to move as charged dust particles flow past the sensing face. Thus, the amplifier is configured to detect a dust level as a function of the electron movement. The electrostatic sensor also includes a circuit board configured within the outer housing and electrically coupled to the amplifier. Thus, the circuit board is configured to send the one or more signals to a controller of the engine indicative of the dust level.

Abstract: A supercharger outlet resonator comprises a housing, a first surface comprising a first opening and a housing axis bisecting the first opening, and a second surface comprising a second opening, the second surface located parallel to the first surface. A channel is perpendicular to the housing axis and connects the first opening to the second opening. The channel comprises at least one sidewall. An envelope is fluidly separated from the channel by the at least one sidewall, the envelope at least partially surrounds the channel, and the envelope extends from the first surface to the second surface. The envelope comprises a third opening and at least one second sidewall. A noise-reducing material located on the housing.

Abstract: Read-only nodes of a distributed database system may perform replicated database startup for common database storage. A read-only node may request a view of a database from a master node to initialize the read-only node for servicing queries. An indication of the view may be received and portions of data maintained for the distributed database may be read from a common data store maintaining the data for the database according to the indicated view of the database. In-memory data structures at the read-only node for servicing queries may be initialized based on the portions of data read from the common data store. The read-only node may then be made available for servicing queries.

Abstract: A mounting system is provided including a center platform having a plurality of mounting lugs for mounting the center platform transversely extending at least partially through an aircraft cabin with a first end and second end of the center platform adjacent a respective first and second side opening of the aircraft cabin. A first support pylon may be removably coupleable to the first end of the center platform to extend outwardly from a first side of the aircraft. A second support pylon may be removably coupleable to the second end of the center platform to extend outwardly form a second side of the aircraft. A modular floor component may be removably coupleable relative to a longitudinal side of the center platform to provide a substantially planar load surface including a top portion of the modular floor component and a top surface of the center platform.

Abstract: The present disclosure is directed to an integrated multi-chip module (MCM) sensor assembly having at least one electrostatic sensor and a circuit board. The electrostatic sensor includes an outer housing with an electrode and an amplifier configured therein. The electrode includes a first end and a second end separated by a predetermined length. The second end includes a sensing face that is substantially flush with an edge of the outer housing. Further, the electrode contains a plurality of electrons configured to respond to one or more charged particles that flow past the sensing face by moving either towards or away from the second end. Thus, the amplifier is electrically coupled to the electrode so as to detect a particle level flowing past the sensing face as a function of the electron movement. Moreover, the circuit board is configured within the outer housing and is electrically coupled to the sensor.

Abstract: An antenna sub-array for use in an antenna array having a plurality of such sub-arrays includes a stripline for signal distribution, the stripline defining a plurality of signal pathways from a common feed point to a plurality of radiating elements, wherein the stripline is housed in a first support structure located a distance away from a first surface of a ground plane structure.

Abstract: Method and system of determining if a predetermined amount of time has passed since dispatch of a first one of the plurality of trackless vehicles onto one of a predefined plurality of intersecting paths. If the predetermined amount of time has passed, determining if a second one of the plurality of trackless vehicles was available for dispatch onto the predefined path or another predefined path. If the second trackless vehicle was available for dispatch, dispatching the second trackless vehicle, and if the second trackless vehicle was not available for dispatch, dispatching a third one of the trackless vehicles onto the predefined path or another predefined path. The predetermined amount of time may be calculated based on a time interval on which the trackless vehicles are dispatched onto the predefined plurality of paths.

Abstract: Read-only nodes of a distributed database system may perform replicated database startup for common database storage. A read-only node may request a view of a database from a master node to initialize the read-only node for servicing queries. An indication of the view may be received and portions of data maintained for the distributed database may be read from a common data store maintaining the data for the database according to the indicated view of the database. In-memory data structures at the read-only node for servicing queries may be initialized based on the portions of data read from the common data store. The read-only node may then be made available for servicing queries.

Abstract: A photosensor arrangement may include an amplifier configured to receive charge from a photosensor device at a first input, and a second input configured to receive a first reference voltage. The amplifier may provide an output voltage on an output. A comparator has a first input at the output voltage, a second input at the first reference voltage and is configured to provide a compare output. A capacitor is configured to have a first plate coupled to the output of the amplifier and a second plate coupled to the first input of the comparator.

Abstract: The present application is directed to a system and method for detecting a leak in a fluid line. The system includes a plurality of sensors to measure fluid flow in the fluid lines. Additionally the system includes a control module configured to continuously monitor fluid flow entering and leaving the fluid system to detect the leak, the control module regulates fluid flow in the fluid system by comparing fluid use at the point of use sensor to fluid use at the point of entry sensor. The system detects a leak by comparing fluid flow between the point of entry, point of use and point of discharge. The system can notify a user of potential leaks and selectively control valves to regulate fluid flow.

Abstract: This invention discloses two novel antenna assemblies that protect a radio antenna from the elements and permit effective stealthy use with very high performance, and corresponding manufacturing methods. It also discloses a novel assembly for reducing or eliminating radio-frequency interference among electronic equipment such as may be attached to an antenna system, and corresponding manufacturing methods, and systems and methods for model-based radiotelecommunications comprising computing control and command data from one or more multivariate models to operatively control the transmission or reception performance of radioelectronics and antenna systems by computing over the model data to achieve the best performance according to one or more transmission characteristics or user goals.

Abstract: An autonomous robot comprises a robot body, a drive configured to propel the robot, a sensor system disposed on the robot body, and a navigation controller circuit in communication with the drive and the sensor system. The sensor system comprises at least one proximity sensor comprising a sensor body, and a first emitter, a second emitter and a receiver housed by the sensor body, wherein the receiver detects objects in a bounded detection volume of the receiver field of view aimed outward and downward beyond a periphery of the robot body. The receiver is disposed above and between the first and second emitters, the emitters having a twice-reshaped emission beams angled upward to intersect the receiver field of view at a fixed range of distances from the periphery of the robot body to define the bounded detection volume.

Abstract: This invention relates to flexible cyanoacrylate-containing compositions, having improved torsion stress resistance particularly when bonded to plastic substrates.