Abstract: A system and sensor provides for radio frequency identification (RFID)-enabled information collection. The system includes a ring-shaped element and an antenna. The ring-shaped element includes a conductive ring and an RFID integrated circuit. The antenna is spaced apart from the ring-shaped element and defines an electrically-conductive path commensurate in size and shape to at least a portion of the conductive ring. In an alternate embodiment, the sensor system further comprises a reference ring-shaped element in a fixed relationship with respect to the antenna, with the reference ring-shaped element defining another series circuit to include an electrically-conductive reference ring and a reference RFID integrated circuit. The system may include an interrogator for energizing the ring-shaped element and receiving a data transmission from the RFID integrated circuit that has been energized for further processing by a processor.

Abstract: A system for the recovery and management of atmospheric gas is disclosed, such as for use as a vehicle propellant in a vehicle propulsion system. The system can include a compressor configured to compress atmospheric gas and first and second storage tanks configured to store liquefied atmospheric gas from the compressor. The second storage tank can have a heater operable to heat liquefied atmospheric gas therein to convert it to a high pressure gas. The second storage tank includes an outlet duct fluidly coupled to the first storage tank for supplying high pressure gas to the first storage tank.

Abstract: Disclosed is a method of manufacturing a final piece including several materials, the final piece being produced at least according to the steps of: inserting an elastomer (5) in at least one insertion cavity (6) of an initial piece (2) so that the elastomer (5) is in contact and fixed with the initial piece (2); then cutting the initial piece (2) in at least two distinct parts (3, 4), so that the at least two distinct parts (3, 4) are fixed together but not in contact with each other, the at least two distinct parts (3, 4) being connected together by the elastomer (5). This may be applied to manufacturing a final piece including several parts, of various natures, connected together.

Abstract: A multifunctional pod for an aircraft has at least two separate regions. At least one first region of the pod is provided for receiving fuel. A second region of the pod includes at least one receiving device for releasably attaching at least one additional load. The additional load can be releasably attached to the receiving device via a loading opening on the side of the pod facing away from the aircraft.

Abstract: The present invention includes a method and apparatus for digital to analog conversion and reconstruction of multichannel electrocardiograms. The method may include receiving digital information representative of a plurality of independent signals, producing a plurality of analog outputs from said digital information wherein a first analog output is designated as a common reference, and imposing a predetermined voltage on a second analog output with respect to said common reference, which provides for a substantial recreation of the original independent signals. The apparatus may comprise a processor operable for receiving digital information representative of independent lead signals from a first ECG machine and digital to analog circuitry for substantially reproducing the original lead signals for analysis on a second ECG machine for convenient and efficient second opinions of cardiac data.

Abstract: The present disclosure relates to a modular solar power generation apparatus comprising a base plate, a light guiding unit, a plurality of connection units and a plurality of solar panels wherein: the light guiding unit is installed on the base plate; all connection units are circlewise mounted on the base plate and encircling the light guiding unit; each the solar panel, which is connected to one of the connection units, and the base plate form an angle of inclination by which each the solar panel features upward broadened widths such that any two neighboring solar panels allow their corresponding edges to be adjacent to each other and a gap in between to be narrowed for development of solar panels easily installed and maintained.

Abstract: In order to provide a simplified inspection of an aircraft for the pilot, an aircraft inspection system is provided which includes at least one movable inspection unit, a position detection arrangement, and at least one data transfer interface. The at least one moveable inspection unit is moveable relative to an aircraft to be inspected. The at least one movable inspection unit includes at least one sensor for detecting a characteristic value, for verifying a characteristic and/or for determining a defect of an aircraft. The movable inspection unit is configured to generate monitoring data. When a defect or a characteristic value is detected, the position detection arrangement detects position data of the movable inspection unit in relation to the aircraft to be inspected, and assigns the position data to the monitoring data. The data transfer interface provides the position data with the assigned monitoring data as inspection data.

Abstract: In order to offer domain name resolution services vis-a-vis resources of various security domains of a communication network, an item of equipment, on reception of a domain name resolution request coming from a client device, performs: authentication operations checking whether the client device that sent the request was previously registered; authorisation operations checking whether the client device actually has right of access to the resources of said domain name; and domain name resolution operations by means of a cache storing associations of IP addresses and domain names. The cache is populated by means of the results of domain name resolutions performed by external name servers to which said equipment resort to via respective secure tunnels, independently of said security domains, when the cache does not include data allowing to effect the domain name resolution required.

Abstract: A method of visibility event navigation includes receiving, via processing circuitry of a client device, a first visibility event packet from a server, the first visibility event packet including information representing 3D surface elements of an environmental model that are occluded from a first viewcell and not occluded from a second viewcell, the first and second viewcells representing spatial regions of a specified navigational route within a real environment modeled by the environmental model. The method also includes acquiring, surface information representing the visible surfaces of the real environment at a sensor and determining, a position in the real environment by matching the surface information to the visibility event packet information. The method further includes transmitting, the position from the client device to the server and receiving a second visibility event packet from the server if the at least one position is within the specified navigational route.

Abstract: The embodiments relate to a polymerizable thermoset composition having improved flame retardant properties, a polymerized thermoset having improved flame retardant properties, a process for manufacturing the polymerized thermoset, and use of the polymerizable thermoset composition to produce lightweight construction components, preferably carbon fiber composites (CFRP), and a lightweight construction component, preferably carbon fiber composite (CFRP), containing the polymerized thermoset.

Abstract: The invention relates to a multifilar helix antenna (1) comprising a wave feed and polarizing section (2) comprising a cover portion (3) comprising a through opening (4). The antenna (1) comprises a helix radiator (5) comprising three or more resonant helical elements (6) evenly distributed about an imaginary circle. Each helical element (6) extends in a longitudinal direction (Z) from the feed and polarizing section (2) through the opening (4) in the cover portion (3) and wound to form the helix radiator (5). Each helical element (6) comprises one or a plurality of wave perturbations (7) separated in the longitudinal direction (Z) and that each set of perturbations are positioned at the same level in the longitudinal direction (Z) to yield an equivalent array of stacked helical radiators, wherein the cover portion (3) comprises a rotationally symmetric corrugated assembly (8).

Abstract: The Portable Unit for Metabolic Analysis measures human metabolic function. The compact invention attaches to the face of a subject and it is able to record highly time-resolved measurements of air temperature and pressure, flow rates during inhalation and exhalation, and oxygen and carbon dioxide partial pressure. The device is capable of ‘breath-by-breath’ analysis and ‘within-breath’ analysis at high temporal resolution.

Abstract: A modular pre-filtration apparatus may be beneficial to extend the life of a filter. The apparatus may include an impactor that can collect a first set of particles in the air, and a scroll filter that can collect a second set of particles in the air. A filter may follow the pre-filtration apparatus, thus causing the life of the filter to be increased.

Abstract: A light emitting diode with a stacked structure, having a first region and a second region, wherein both regions comprise the following layers in the stated order, a carrier layer and an n-doped lower cladding layer and an electromagnetic radiation-generating active layer. The active layer comprises a quantum well structure and a p-doped upper cladding layer, and the first region additionally comprises a tunnel diode formed on the upper cladding layer from a p+-layer and an n+-layer, and an n-doped current distribution layer, wherein the current distribution layer and the n-doped contact layer are covered with a conductor track layer structure. At least the lower cladding layer, the active layer, the upper cladding layer, the tunnel diode and the current distribution layer are monolithic. The second region has a contact hole with a bottom region, an injection barrier being formed in the bottom region of the contact hole.

Abstract: A method of metallizing a surface of a structure, and in some embodiments a mirror produced by such method, by the steps of providing a composite support structure; providing a release liner including a metallic layer having a thickness between 1 and 5 microns on a surface thereof; situating the release liner against the surface of the composite support structure so that the metallic layer of the release liner is placed in direct, physical contact with the surface of the support structure; and removing the release liner so that the metallic layer remains attached to the surface of the support structure.

Abstract: A light-emitting diode with a stacked structure, having a first region and a second region and a third region, wherein all three regions have a substrate and an n-doped lower cladding layer and an active layer generating electromagnetic radiation, wherein the active layer includes a quantum well structure, and a p-doped upper cladding layer, and the first region additionally has a tunnel diode formed on the upper cladding layer and composed of a p+ layer and an n+ layer, and an n-doped current distribution layer. The current distribution layer and the n-doped contact layer are covered with a conductive trace. At least the lower cladding layer, the active layer, the upper cladding layer, the tunnel diode, and the current distribution layer are monolithic in design. The second region has a contact hole with a bottom region.

Abstract: A system, method and computer-readable storage devices for providing a climate data analytic services application programming interface. The system includes a programming library that enables client device software to invoke the capabilities of a climate data analytics system through requests to various services supported by the climate data analytics system, and also includes a client-side communications interface that enables the programming library's methods to interact with a climate data analytics system's server interface to obtain access to the capabilities of the system. In one implementation, the programming library is implemented in the Python programming language.

Abstract: A cooperative actuator system for active flow control, a vehicle comprising such cooperative actuator system, and a method for operating an actuator system for active flow control. The cooperative actuator system includes actuators, a control unit, and a data unit. The actuators are distributed along the surface in at least a first group and a second group downstream of the first group. The control unit is configured to control the actuators of the first group so that they form a first flow structure along the surface. The data unit is configured to provide data of the first flow structure. The control unit is further configured to control the actuators of the second group based on the data of the first flow structure, so that the actuators of the second group cooperatively interact with the first flow structure to form a second flow structure along the surface.

Abstract: A structural element includes a first component and a second component; a bonded joint, by which the first component and the second component are interconnected; and an indication bolt, which is fixed to the first component and the second component. The indication bolt is designed to indicate when the first component and the second component have moved relative one another.