Abstract: The present disclosure relates to systems, devices and methods for detecting network intrusions. Embodiments are directed to processing vehicle network traffic with known traffic profiles. In one embodiment, violations of the known traffic profiles may be reported. Configurations and processes are also provided for network interface controllers.

Abstract: Operating an optical frequency comb assembly includes operating an optical frequency comb source to generate laser light constituting an optical frequency comb and introducing the laser light into a common light path and seeding at least one branch light path by the laser light from the common light path, the branch light path comprising at least one optical element. For the branch light path, a phase difference of a first frequency mode ?1 of the optical frequency comb is determined between laser light coupled out at a reference point within the frequency comb assembly upstream of the at least one optical element and laser light coupled out at a measurement point provided in the branch light path downstream of the at least one optical element. Phase correction for the laser light from the branch light path is based on a deviation of the determined phase difference from a target value.

Abstract: The present invention relates to a laser scanner, comprising a housing, a laser transmitter including a transmission aperture for a transmission beam, a laser receiver for a reception beam, and a beam deflection device in the form of a mirror pyramid, the pyramid axis of which forms its axis of rotation, and the pyramid sides of which each form a mirror facet The laser transmitter and the laser receiver are each directed at the mirror pyramid parallel to the axis of rotation of the mirror pyramid. The laser receiver comprises at least one converging lens arranged downstream of the mirror pyramid in the reception beam path. The converging lens, viewed in the direction of the axis of rotation, in its region of overlap with the mirror facets, is at least as large, in area comparison, as twice the largest of all mirror facets viewed in the direction of the axis of rotation.

Abstract: A method of inspecting a radio frequency device modifies a radio frequency signal along electroconductive elements by changing dielectric material properties of a tunable dielectric material. The method includes: emitting a light beam through an optically transparent first substrate layer into a test volume of the tunable dielectric material with an inbound light intensity and/or inbound phase; applying a bias field to a test volume via a first transparent test electrode arranged at the first substrate layer and a second test electrode arranged opposite the first test electrode at a second substrate layer; measuring an outgoing light intensity and/or an outgoing phase of the light beam; and determining a property of the tunable dielectric material based on the outgoing light intensity and the incoming light intensity and/or based on a phase relation between the inbound phase and the outgoing phase of the light beam from the bias field.

Abstract: The invention relates to a method for optical distance measurement which includes the steps of emitting measurement pulses by a transmission unit and receiving measurement pulses reflected by an object by a receiver unit to identify objects within a field of view of the receiver unit. A background signal is received by receiver elements and the intensity of the background signal is determined for each receiver element, wherein the determined intensities of the background signal are compared in order to identify objects not identified by the measurement within the field of view of the receiver unit. At least one region of minimal intensity of the background signal is established within an intensity image of the field of view of the receiver unit. The region of minimal intensity is assigned a masking in the field of view, the masking originating from an object not identified by the measurement.

Abstract: A rudder for watercraft, in particular for ships, is proposed, comprising a rudder shaft arranged in a trunk pipe, a rudder blade connected to the rudder shaft and a bearing bushing arranged between trunk pipe and rudder shaft as well as a bearing clearance measuring device, wherein the bearing clearance measuring device comprises at least one sensor for abrasion-free measurement of a bearing clearance.

Abstract: An oxygen mask for use in an aircraft includes a base, the base having an oxygen port for an inflow of oxygen from an oxygen source; a face piece, protruding from a peripheral portion of the base and surrounding a breathing space; a re-directing portion, spaced from the base and arranged over the oxygen port within the breathing space; and at least one lateral opening between the base and the re-directing portion, the at least one lateral opening providing a fluid connection between the oxygen port and the breathing space.

Abstract: One embodiment is directed to an uplink signal combiner that is configured to receive, via the data network, data packets from the remote antenna units. Each of the data packets includes respective control data and respective user data. The respective control data include data for managing a communication link between a baseband unit and a respective remote antenna unit. The respective user data represents a respective uplink signal received by each of the remote antenna units from one or more mobile stations. The uplink signal combiner is configured to generate additional user data representing a first combined uplink signal by combining the user data extracted from the data packets. The uplink signal combiner is configured to transmit an additional data packet to the baseband unit. The additional data packet includes the additional user data and additional control data derived from the control data from the received data packets.

Abstract: In at least one embodiment, an embedded Linux system is provided. The Linux system includes a memory, a system on a chip (SoC) device, and a first circuit. The SoC device includes the memory and is programmed to process at least a reference signal indicative of undesired audio content and a measured signal indicative of measured audio data in a listening environment. The first circuit is programmed to receive the reference signal and the measured signal. The first circuit is further programmed to merge the reference signal with the measured signal to provide a combined system input to the SoC device to prevent temporal misalignment between the reference signal and the measured signal caused by one or more software layers of the Linux system.

Abstract: A description is given of a bearing unit of a vehicle subassembly, wherein the vehicle subassembly has a vehicle-mounted support, in particular a vehicle steering wheel (10), and a component which is to be fastened on the support, in particular an airbag module. The baring unit comprises at least one adjustable spacer element (14a, 14b, 14c) for orienting the position of the component on the support. Also provided are a bearing unit having a plurality of spacer elements (14a) which can be adjusted independently of one another and a steering wheel subassembly having a vehicle steering wheel (10) and an airbag module, wherein the vehicle steering wheel (10) and the airbag module are connected to each other by the bearing unit. The invention additionally relates to a method for producing a vehicle subassembly having a vehicle-mounted support, a component which is to be fastened on the support and at least one bearing unit.

Abstract: A method and system for identifying, using a computing unit, lengths of a particle in a material flow is disclosed. The computing unit is configured to analyze images of the material flow (13) in an analytical routine and to derive particle lengths of particles of the material flow contained in the images. The particle length derived in the analytical routine may comprise an excess length, with the analytical routine being based on a machine learning method trained to find or identify particles with the excess length.

Abstract: A method and system for identifying lengths of a particle in a flow of harvested material comprising particles in an agricultural harvester is disclosed. The agricultural harvester has at least one work assembly for harvesting a crop or for processing harvested material of the crop and can be adjusted using machine parameters. The harvested material is transported as a flow of harvested material through the agricultural harvester while the agricultural harvester is operating. The agricultural harvester has a camera that takes images of the flow of harvested material, with a computing unit of the agricultural harvester analyzing the images of the flow of harvested material in an analytical routine thereby finding particle lengths of particles of the flow of harvested material that are an excess length.

Abstract: A gas generator for use for a safety device in vehicles comprises a pyrotechnical propelling charge, wherein the propelling charge is formed from a first and at least a second master batch which are in a mixed state in a filling. Each master batch has a plurality of molded propellant bodies having defined geometry and having a relative quickness. The relative quickness RQ2 of the second master batch is less than the relative quickness RQ1 of the first master batch, wherein RQ2=RQ1·fq and fq?0.9. The invention further relates to a method for producing the propelling charge.

Abstract: Exemplary noise reducing methods and systems are configured to acoustically reproduce two electrical noise reducing signals at two opposing positions in a helmet; to pick up sound at positions in the vicinity of the positions where the noise reducing signals are reproduced; and to generate the two noise reducing signals from error-signals and reference-signals. For each noise reducing signal, the corresponding error-signal is generated from the sound picked-up at the same position where the respective noise reducing signal is reproduced; and the reference-signal is generated from the sound picked-up at the position where the respective other noise reducing signal is reproduced.

Abstract: A cover for an exterior aircraft light includes a lens cover structure, attachable to an exterior aircraft light housing and configured to close the exterior aircraft light housing, wherein the lens cover structure has an inside and an outside and is at least partially made of transparent material; and a wear indicator, attached to the inside of the lens cover structure, the wear indicator having a contrasted pattern visible from the outside of the lens cover structure through the transparent material.

Abstract: A filter assembly, in particular used as a portable service unit for hydraulic applications, has a motor-pump unit (8) with one outlet (14) connected to a filter element (18) in the main flow. Another other outlet (26) of the motor-pump unit is connected to a device for measuring particles in the fluid in a bypass flow having a particle sensor (36). As a component of the device for measuring particles, a fluid line (38) of predeterminable length as a stilling section is on the inflow side of the particle sensor (36) in such a way that gases carried along in the fluid re-dissolve in the fluid. The fluid line (38) of predeterminable length is accommodated in a housing part (52) of the assembly, combined to form at least one winding.

Abstract: Laterally emitting optical waveguides and methods introduce micromodifications into an optical waveguide and provide optical waveguides. The laterally emitting optical waveguides comprise at least an optical wave-guiding core and a region in the optical waveguide and the methods arrange the micro-modifications in the region of the optical waveguide and order the arrangement of the micro-modifications.

Abstract: In at least one embodiment, an audio system for extracting online parameters is provided. The system includes a loudspeaker and at least controller. The loudspeaker transmits an audio signal in a listening environment. The at least one controller includes a signal processing block and an adaptive filter. The signal processing block is programmed to provide a driving signal u(n) to drive the loudspeaker to transmit the audio signal. The adaptive filter is programmed to receive the driving signal and to receive a first varying signal i(n) from the loudspeaker in response to the loudspeaker transmitting audio signal. The adaptive filter is further programmed to generate an admittance curve for the loudspeaker based at least on the driving signal and the first varying signal.

Abstract: A method collects data via a sensor being part of a supply network which distributes a consumable. The sensor contains a measuring element which provides elementary measuring units, which correspond to a variable or a parameter, as raw measurement data, where consumption data are generated from the elementary measuring units. The sensor has a communication device and a storage device. To determine the measurement resolution of the sensor, the conditions for generating time stamps are determined using a correlation model. Time stamps of successive raw measurement data are generated in the sensor based on the correlation model, the time stamps are transmitted via a wired connection and/or via a radio path, with the result that the raw measurement data acquired by the measuring element are reconstructed and evaluated on the basis of the time stamps using the correlation model. The consumption data are transmitted in parallel with the time stamps.

Abstract: A method collects data during operation of a local sensor as a component of a supply network for distributing a consumable. The supply network contains a master in communication with the local sensor via a primary communication path. The sensor contains a measuring element which supplies, as raw measurement data, elementary measurement units. A wired primary communication path is provided between the sensor and the master. To define the measurement resolution of the sensor, the conditions for generating time stamps are defined in advance using a correlation model. The time stamps of successive items of raw measurement data are generated in the sensor on the basis of the correlation model. The time stamps are transmitted via the primary communication path so that the raw measurement data acquired by the measuring element is reconstructed using the correlation model on the basis of the time stamps received by the master, and analyzed.