Abstract: The method for calibrating a micromachined inertial angle sensor (2) comprising a support, at least one vibrating mass movable relative to the support, at least one transducer for exciting vibrating movement of the vibrating mass, at least one transducer for detecting a vibration of the vibrating mass, and at least one electrostatic transducer being capable of applying an adjustable electrostatic stiffness to the vibrating mass, the calibration method comprising the steps of the angle sensor receiving a predetermined vibrational excitation emitted by an excitation device (18) separate from the excitation transducer; the detection transducer measuring the vibration of the vibrating mass to obtain a measurement signal (Sm) from said measurement by the detection transducer; and transforming; determining, adjusting, and applying the electrostatic stiffness.

Abstract: A system may include a field programmable gate array (FPGA) based gateway comprising: a network interface configured to receive data packets containing proposed transactions, and validation logic circuitry configured to validate one or more headers or application-layer of the data packets in accordance with filter rules. The system may also include an FPGA based router comprising: a network interface configured to receive the data packets from the gateway, and parsing and lookup circuitry configured to compare the header field or application-layer field values in the data packets to those in a forwarding table. The system may also include an FPGA based matching engine comprising: a network interface configured to receive the data packets from the router, transaction validation circuitry configured to validate the proposed transactions based on information from state memory and policies, and matching algorithm circuitry configured to match pair of proposed transactions according to pre-determined criteria.

Abstract: The method for warning of risk of rupture or deformation of a part made of a composite material when it is subjected to a force relates to a part including a fibre-reinforced thermoplastic or thermohardenable matrix. The method includes arranging the fibers in a lattice structure produced by winding fibers to form bars that join together or intersect at nodes. The method includes designing at least one bar of the lattice and/or integrating, into the part, at least one additional bar with a determined location and tensile strength and associating, with the at least one bar, inside the part, a sensor to detect the rupture thereof. The method further includes associating, with the sensor, an emitter, outside the part, for a signal relating to the rupture.

Abstract: A turbine for a turbine engine extending along an axis includes an annular casing and at least one turbine stage having a nozzle and a rotor impeller wheel surrounded by a sealing ring with an abradable element. The impeller wheel and the sealing ring are located downstream of the nozzle, and the sealing ring has an upstream end held on the casing by locking means. The turbine includes elastic sealing means in contact with the locking means as well as with the nozzle or the casing so as to press the locking means against the sealing ring. The locking means includes a radially outer portion with a C-shaped cross-section and a radial portion extending radially inwards from the outer portion. The sealing means include two elastic seals bearing on the radial portion, respectively on either side of the radial portion.

Abstract: A charging system for a peripheral device, such as a stylus, including orientation control. The charging system includes charging circuitry and magnets. The magnets are configured so that they attract the peripheral device to an engagement surface when it is in a first orientation relative to the engagement surface so that charging circuitry in a peripheral device portion couples with charging circuitry in a charger portion. The magnets are configured so that they also repel and rotate the peripheral device when it is in a second orientation relative to the engagement surface.

Abstract: A triggerable circuitry for a Physically Unclonable Function (PUF) source and true random number generator comprises an array of metastable latches PUF cells units that produce output states in racing configuration dependent on manufacturing variations and noise fed into a counting circuit. The technology as a single circuit extracts detected random bits' states for true random numbers generation, different each time when requested, and is able to feed a PUF recovery system that will use the fairly static bits' patterns of the measured circuit although each time different.

Abstract: An example embodiment may involve a network interface configured to transmit and receive frames. The embodiment may also involve a network protocol stack configured to: (i) perform encapsulation of outgoing messages into outgoing frames for transmission by way of the network interface, or (ii) perform decapsulation of incoming frames received by way of the network interface into incoming messages. The embodiment may also involve a parsing and validation module configured to: (i) receive representations of the incoming or the outgoing messages, and (ii) perform one or more validation checks on the representations, wherein the representations define transactions that are functionally equivalent to corresponding transactions that are defined by the messages, wherein the one or more validation checks are performed in parallel to performance of the encapsulation or decapsulation, and wherein a representation of a message failing the one or more validation checks causes the message to be discarded.

Abstract: A device for holding (101) at least one cooling tube (120) of a turbomachine casing (10) cooling system (100), the holding device including a fixing frame (104), a holding member (160) being configured to hold two cooling tubes (120), and a connection assembly (140) between the holding member (160) and a fixing frame (104), extending on either side of the frame, the connection assembly (160) comprising a connection part (150) extending through an opening (108) of the fixing frame from an outer portion (141) to the inner portion (142) of the connection assembly, the inner portion (142) being disposed between two cooling tubes (120) and secured to the holding member (160) while the outer portion (141) comprises a resilient return member (170) urged in compression towards the fixing frame by the connection part (150).

Abstract: In an approach to improve mobile computation while traveling by dynamically generating one or more routes base on computing resource requirements of one or more endpoint devices. Embodiments identify, in real time, a plurality of autonomous vehicles, wherein the plurality of autonomous vehicles are traveling along a common route. Further embodiments, adjust, in real time, relative positions and speeds of the plurality of autonomous vehicles to maintain the plurality of autonomous vehicles within a predetermined geographic area while traveling along the common route, and wherein the predetermined geographic area is sufficient to collectively provide an amount of edge computing resources to satisfy one or more computing resource requirements of the one or more endpoint devices located within a first autonomous vehicle. Additionally, embodiments adjust, in real time, a route of the first autonomous vehicle based on the common route of the plurality of autonomous vehicles providing the edge computing resources.

Abstract: The present disclosure relates to asymmetric read/write architectures for enhanced throughput and reduced latency. One example embodiment includes an integrated circuit. The integrated circuit includes a network interface. The integrated circuit also includes a communication bus interface. The integrated circuit is configured to establish a communication link with a processor of the host computing device over the communication bus interface, which includes mapping to memory addresses associated with the processor of the host computing device. The integrated circuit is also configured to receive payload data for transmission over the network interface in response to the processor of the host computing device writing payload data to the mapped memory addresses using one or more programmed input-outputs (PIOs). Further, the integrated circuit is configured to write payload data received over the network interface to the memory of the host computing device using direct memory access (DMA).

Abstract: A measurement device includes a substrate having accommodations with an emerging opening in which sensors are provided, the substrate including a cavity with a flexible printed circuit. The device is installed on a surface to characterize a fluid flow at this surface. The circuit uses hierarchized buses comprising two data communication buses emerging at the two longitudinal ends of the substrate and an internal data acquisition bus, the bus linking control circuits, each control circuit being connected to one of the communication buses, the sensors being connected to the bus in a distributed fashion on either side of each control circuit. The data from the sensors can be transmitted to the two surrounding circuits and may be acquired if one of them is faulty.

Abstract: To simplify architecture of a measurement device for affixing to a wall of a moving object or stationary object located in a flow, a device includes a support having compartments with an opening that opens to the exterior of the support at the free face in which sensors are housed, the support having a free face and a face to come into contact with the wall, the free face being opposite the face. The device includes a cavity with a printed circuit board, the compartments including an opening that opens to the exterior of the support in the cavity. The cavity is made in the free face opening into it. The circuit board is upside down in the cavity with the printed face towards the interior of the support. The sensors attached to the circuit board are suspended in the compartments. The unprinted face affords an aerodynamic smooth and planar surface.

Abstract: A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system includes a refrigerant circuit configured to flow a refrigerant therethrough, a sump configured to direct a lubricant to a compressor, an ejector configured to direct the lubricant from the refrigerant circuit to the sump, and an expansion device configured to reduce a pressure of the refrigerant directed through the refrigerant circuit. The HVAC&R system further includes a controller configured to instruct the expansion device to adjust to a first position to enable the ejector to direct lubricant from the refrigerant circuit to the sump at a first target flow rate in a first mode, and the controller is configured to instruct the expansion device to adjust to a second position to enable the ejector to direct lubricant from the refrigerant circuit to the sump at a second target flow rate in a second mode.

Abstract: The invention relates to an assembly (25) for a turbomachine turbine comprising a casing (18) including an annular wall (26) extending about an axis, and means of cooling the casing (18), the said means of cooling comprising a collector housing (22) and at least one tube (23) extending circumferentially around the annular wall (26) of the casing (18) and connected to the housing (22), with the tube (23) comprising cooling-air ejection orifices.

Abstract: A noise controlling method, comprising: generating one reference signal representing a primary noise; generating one secondary noise in response to a control signal, for cancelling the primary noise; generating one error signal representing a superposition of the primary noise and the secondary noise at a position.

Abstract: An example embodiment may involve a network interface configured to transmit and receive frames. The embodiment may also involve a network protocol stack configured to: (i) perform encapsulation of outgoing messages into outgoing frames for transmission by way of the network interface, or (ii) perform decapsulation of incoming frames received by way of the network interface into incoming messages. The embodiment may also involve a parsing and validation module configured to: (i) receive representations of the incoming or the outgoing messages, and (ii) perform one or more validation checks on the representations, wherein the representations define transactions that are functionally equivalent to corresponding transactions that are defined by the messages, wherein the one or more validation checks are performed in parallel to performance of the encapsulation or decapsulation, and wherein a representation of a message failing the one or more validation checks causes the message to be discarded.

Abstract: The present invention relates to a device for cooling, using air jets, an external casing of a turbomachine, comprising a housing for supplying air to cooling tubes of said casing, the housing being provided with an attachment device on the external casing. According to the invention, said attachment device comprises two upstream ball joint retention devices which each connect the housing to the external casing.

Abstract: The invention concerns a cooling device (21) extending circumferentially around a turbo machine housing, such as a turbine housing, having at least one cooling module (30a, 30b, 30c) comprising a tube holder (31, 32) having at least one plate, preferably a radially inner plate (31) and a radially outer plate (32) fixed to each other, the tube holder (31, 32) defining at least two axially spaced housings (34a), each housing (34a) receiving a tube (23) and a sleeve (38) mounted around each tube (23), each tube (23) extending circumferentially around the housing, each cooling module (30a, 30b, 30c) having first fastening means capable of firmly holding its tube holder (31, 32) with respect to the housing, the fixing means comprising at least one spacer (41) having a radially inner end intended to bear against the housing and a radially outer end bearing on the single or on one of the sheets of the tube support (31, 32).

Abstract: A drive arrangement for a vehicle, the drive arrangement comprising a rotatable interface arranged to be mounted to the vehicle, wherein the rotatable interface is rotatably coupled to a mounting arm to allow continuous rotation of the mounting arm in a clockwise and anti clockwise direction that is substantially perpendicular to the longitudinal and transverse axis of the vehicle; and a first electric motor having a stator and a rotor, wherein the stator is coupled to the mounting arm to allow the axis of the rotor to be substantially perpendicular to the rotational axis of the rotatable interface, wherein the rotor is arranged to be coupled to a wheel of the vehicle to allow the electric motor to provide drive torque to the wheel.

Abstract: A computer resource disparity is detected. The computer resource disparity is related to performing a computing task. The computer resource disparity is located proximate to a first location. A set of one or more autonomous vehicles capable of being adjacent to the first location is identified. An autonomous vehicle computing inquiry is generated. The inquiry is generated based on the first location and based on the computer resource disparity. The autonomous vehicle computing inquiry is transmitted based on the first location. An autonomous vehicle status is received in response to the autonomous vehicle computing inquiry that includes a set of one or more computing resources of the set of autonomous vehicles. A first autonomous vehicle of the set of autonomous vehicles is assigned to perform the computing task. The assignment is based on the set of computing resources of the set of autonomous vehicles.