Abstract: Abstract: An X-ray system (1, 10) for imaging and a gain calibration method are disclosed. An assembly (4, 14) of the system is moveable to different scan coordinates to acquire X-ray projection images at a plurality of said scan coordinates in a dynamic mode while the assembly is moving. The assembly is also moveable to a predetermined reference coordinate to acquire an X-ray projection image at said reference coordinate in a static mode while the assembly is resting. At least one processing unit (5), comprised by the X-ray system, is configured for receiving a plurality of dynamic gain calibration parameters as first inputs, for obtaining a static gain calibration parameter as a second input and for determining a plurality of adjusted dynamic gain calibration parameters. Each dynamic gain calibration parameter is obtained from an X-ray projection image acquired in the dynamic mode at one of the scan coordinates.

Abstract: An exemplary microelectromechanical system (MEMS) device comprises a plurality of stacked layers, including at least one layer that includes micromechanical components that respond to a force to be measured. Two of the layers may include respective first and second external electrical connection points. A plurality of conductive paths may be disposed in a continuous manner over an external surface of each of the plurality of layers between the first and second external electrical connection points.

Abstract: Disclosed herein is a translation platform making use of both machine translation and crowd sourced manual translation. Translation is performed on pages in an application. Manual translations are applied immediately to local versions of the client application and are either human reviewed or reverse machine translated and compared against the original text. Once verified, the translations are applied to all end-clients.

Abstract: A system for storing data includes a rack, one or more data storage modules coupled to the rack, and one or more data control modules coupled to the rack. The data storage modules may include a chassis, two or more backplanes coupled to the chassis, and one or more mass storage devices (for example, hard disk drives) coupled to the backplanes. The data control modules may access the mass storage devices in the data storage modules.

Abstract: The invention relates to an apparatus for determining a control protocol for controlling a C-arm system comprising a radiation source. The control protocol comprises a sequence of roll angles and a sequence of propeller angles. The apparatus comprises a tilt plane providing unit for providing a tilt plane tilted with respect to a vertical plane, and a control protocol determining unit for determining a control protocol by determining the sequence of roll angles and the sequence of propeller angles such that the radiation source follows a trajectory that comprises a circular component in the tilt plane and that allows the C-arm system to acquire projection data for image reconstruction. The apparatus allows to acquire computed images, for instance tomographic images, with an improved quality and to reduce radiation in radiation-sensitive areas.

Abstract: The present invention relates to a device for controlling a position of an anti-scatter grid in an X-ray image acquisition system, the device (10) comprising: a measurement unit (12); a control unit (14); and a shifting unit (16); wherein the measurement unit (12) is configured to determine an X-ray beam focus position (37) of an X-ray radiation source of the X-ray image acquisition system with respect to an X-ray detector of the X-ray image acquisition system; wherein the control unit (14) is configured to generate a shifting signal based on a displacement (18) between the X-ray beam focus position (37) and a grid focus position (35) of the anti-scatter grid; and wherein, based on the shifting signal, the shifting unit (16) is configured to shift an anti-scatter grid of the X-ray image acquisition system in at least one direction to align the anti-scatter grid with the X-ray beam focus position (37), provides an improved anti-scatter grid for X-ray acquisition systems.

Abstract: A cable connector assembly includes lower and upper hood parts which are mated together to form a passageway therethrough in which a connector and a cable retaining assembly are mounted. The cable retaining includes a cable retaining body and a cable retainer attached thereto. The cable retaining body provides two exits and the cable retaining body can be positioned within the hood parts in a number of different orientations to change the exit path. Multiple cable retaining bodies and cable retainers can be interchangeably mounted within the hood parts.

Abstract: An air conditioning system includes an outdoor air latent cooling treatment stage providing parallel airflow with a return air sensible cooling treatment stage. A mixer mixes the treated outdoor air with the return air to form the conditioned space supply air. A first relative humidity controller monitors the outdoor air relative humidity and separates the outdoor air from saturation to maintain relative humidity in outdoor air ducting below a predetermined mould growth limit. A second relative humidity controller monitors the conditioned space supply air relative humidity and separates the space supply air from saturation to maintain relative humidity in space supply air ducting below a predetermined mould growth limit. The outdoor air latent cooling treatment stage includes a dehumidification heat exchanger, combination pre-cooling and heat reclaim heat exchangers, or a heat transfer pump. The return air sensible cooling treatment stage includes at least a sensible cooling heat exchanger.

Abstract: Systems and methods for instituting redistribution of wireless clients to improve service, comprising via access point (AP), multiple APs acting in concert, and/or a central entity, in connection with a network, allowing a client to associate; deciding that an associated client should be redistributed based on a connection metric, wherein the decision is based on at least one of, a probability calculation, network metric and a threshold comparison; and via the AP, sending the associated client a trigger, wherein the trigger is at least one of, a redistribution request and a disconnect message.

Abstract: An additively manufactured article is assembled from a plurality of printed voxels. The article includes a lattice of unit cells of a composite lattice material and an encasing matrix of structural material arranged between adjacent unit cells of the lattice. The structural material has greater mechanical strength than the composite lattice material.

Abstract: An exemplary microelectromechanical system (MEMS) device comprises a plurality of stacked layers, including at least one layer that includes micromechanical components that respond to a force to be measured. Two of the layers may include respective first and second external electrical connection points. A plurality of conductive paths may be disposed in a continuous manner over an external surface of each of the plurality of layers between the first and second external electrical connection points.

Abstract: A method of joining a lighting device (3?) to a network (2) and pairing the lighting device with a remote control device (7), the method comprising: transmitting a joining code to one or more lighting devices (3?) using an electromagnetic radiation signal (31); selecting a lighting device (3?) to be joined to a network (2) and paired with a remote control device (7) by directing a directional beam of electromagnetic radiation (30) onto a sensor (2) of a lighting device (3?); in response to receipt of the directional beam of electromagnetic radiation and of the joining code from the electromagnetic radiation signal, by the selected device, joining the selected device to the network if the received joining code is an access code for the network and pairing the joined device (3) with a remote control device (7) such that the joined device is controllable, on the network, by the remote control device (7).

Abstract: A vacuum pumping apparatus may include: a common pumping line having a plurality of pumping line inlets and a pumping line outlet, each pumping line inlet being configured to couple with an outlet of an associated plurality of vacuum processing chambers; at least one primary vacuum pump in fluid communication with the pumping line outlet to pump gas from each vacuum processing chamber; and control logic operable to control operation of the primary vacuum pump in response to an indication of an operating state of the plurality of vacuum processing chambers. In this way, the performance of the primary vacuum pump can be adjusted to match the load provided by the processing chambers and when there is an excess capacity, the performance of the primary vacuum pumps can be reduced, which can lead to significant energy savings and reduce wear on the pump.

Abstract: In a method for receive beamforming using an array of ultrasonic transducers, a plurality of array positions comprising pluralities of ultrasonic transducers of the array of ultrasonic transducers is defined. A pixel capture operation is performed at each array position of the plurality of array positions. The pixel capture operation includes transmitting ultrasonic signals using a transmit beam pattern comprising ultrasonic transducers of the array of ultrasonic transducers, the transmit beam pattern for forming an ultrasonic beam toward a region of interest, and receiving reflected ultrasonic signals using a receive beam pattern comprising at least one ultrasonic transducer of the array of ultrasonic transducers. Received reflected ultrasonic signals are combined for a plurality of array positions overlapping the region of interest in a receive beamforming operation to generate a pixel for a reference array position of the plurality of array positions.

Abstract: In a method for multipath reflection correction of acoustic signals received at an ultrasonic sensor, acoustic signals are received at the ultrasonic sensor over a time of flight range. Characteristics of multipath reflection signals of received acoustic signals are determined, wherein the characteristics of the multipath reflection signals of the received acoustic signals comprise a relationship of primary signal contributions to multipath reflection signal contributions for the acoustic signals received at the ultrasonic sensor at a plurality of times of flight for a plurality of locations of the ultrasonic sensor. The characteristics of the multipath reflection signals of received acoustic signals are compared to the received acoustic signals.

Abstract: A method of assigning an identifier to a controller of a modular vacuum pumping and/or abatement system, the method including: determining, by a first controller of the modular vacuum pumping and/or abatement system, that a first identifier is to be assigned to a second controller of the modular vacuum pumping and/or abatement system, wherein the second controller is located at a module of the modular vacuum pumping and/or abatement system; transmitting, by the first controller, a first signal indicative of the first identifier to the second controller; receiving, by a user input device coupled to the module, a user input; and adopting, by the second controller, the first identifier as its identifier in response to the user input.

Abstract: In a first aspect, the present invention relates to a beam shaping filter (1) for use in a cone beam computed tomography system. The filter comprises a radiation attenuating element for positioning between an x-ray source of the cone beam computed tomography system and an object to be imaged. The radiation attenuation as function of position in at least a part (2) of the radiation attenuating element is rotationally symmetric with respect to a point of rotational symmetry (3).

Abstract: In a method for multipath reflection correction of acoustic signals received at an ultrasonic sensor, characteristics of multipath reflection signals of the ultrasonic sensor are accessed, wherein the characteristics of the multipath reflection signals include a relationship of primary signal contributions to multipath reflection signal contributions for acoustic signals received at the ultrasonic sensor at a plurality of times of flight for a plurality of locations of the ultrasonic sensor. Acoustic signals are received at the ultrasonic sensor over a time of flight range while a target is interacting with the ultrasonic sensor, wherein the acoustic signals include a primary signal contribution and a multipath reflection signal contribution. The characteristics of the multipath reflection signals are compared to received acoustic signals.

Abstract: A system for passively exhausting air from a structure includes at least one pair of modules arranged on a roof of the structure. Each module has an exhaust face on one side and a sloped surface on the opposite side, and can receive exhaust air that flows upward from inside the structure. The modules can be arranged in pairs facing one another, with one of the sloped surfaces facing a direction of an environmental flow of air, so that the environmental air can flow up the sloped surface of one module and down the sloped surface of the other module without impinging on the exhaust faces of either module. The pairs can also be arranged side-by-side in an array, which can be expanded with additional pairs of modules to exhaust from the structure at a greater rate.

Abstract: A processor can obtain a biometric scan of a first user and a second user wherein the first user and the second user are within a predetermined geographical location. The processor can identify one or more records associated with the first user and one or more records associated with the second user based on the biometric scan. The processor can analyze the one or more records associated with the first user and the one or more records associated with the second user. The processor can determine, from the analyzing, whether a risk threshold is exceeded. The processor can display an alert to the first user and the second user.