Abstract: Described are various embodiments of space-compressing methods, materials, devices, and systems, and imaging or optical devices and systems using same. In one embodiment, an optical system comprises an optical convergence element having a defined optical path convergence distance and disposed so to produce converging optical rays along an optical convergence path to converge at said distance; an optical space-compression medium disposed along the optical convergence path to intersect the converging optical rays to compress a resulting optical convergence distance by imparting an inward transverse translation of the converging optical rays while substantially maintaining respective incident convergence angles upon output.

Abstract: Lift communications systems, wall-mounted controls, and methods of using and configuring the same are disclosed. A lift communications system includes one or more lifts, each one of the one or more lifts is movable within a space. The lift communications system further includes a wall-mounted control coupled to a wall of the space. The wall-mounted control is configured to communicatively couple to the one or more lifts via a wireless connection. When the wall-mounted control is communicatively coupled to a lift of the one or more lifts, the wall-mounted control is configured to direct operation of the lift and receive data from the lift.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products related to a Wireless Transmit-Receive Unit (WTRU) operating in a network, for supporting paging using an Ultra-Low Power (ULP) receiver, are disclosed. A WTRU may receive a ULP-specific configuration, and may activate the ULP receiver, and inactivate the Uu receiver, when support of ULP paging operation, by the network, is determined. The ULP receiver may detect a Low-Power Wake-Up Signal (LP-WUS) and may activate the Uu receiver and perform PDCCH monitoring. Under condition that the WTRU detects, in the channel monitoring, its identifier in a paging message received via the Uu receiver, the WTRU initiates a connection establishment or a connection resume procedure.

Abstract: Rotating electrical machine (1) extending along a longitudinal axis X, having a rotor (2) and a wound stator (3) having winding heads (30), the rotor (2) and the stator (3) being arranged in a casing (4) having an internal wall, the rotor (2) having at least one channel for distribution of a cooling fluid, the machine having at least one guide device (10) arranged radially between the winding heads of the stator and the internal wall of the casing, the guide device (10) being configured to orient the cooling fluid ejected from the rotor, particularly by centrifugal force, to the winding heads of the stator.

Abstract: A method and configurations are discussed relative to a wireless transmit/receive unit (WTRU) in the form of a multi subscriber identity module (MUSIM). The paging information for the WTRU may be optimized for power consumption. The paging information may be modified to provide one or more of a maximum deep sleeping time duration requirement, a minimum number of power state transitions, and minimum power penalty associated with power state transitions. The modified paging information may set a paging occasion offset windows and a time direction indication associated therewith.

Abstract: Examples provide a method that includes providing electric power at a first voltage level for a first auxiliary low voltage bus. The method further includes providing electric power at a second voltage level for a second auxiliary low voltage bus, the first voltage level differing from the second voltage level. The method further includes sensing, by a controller, a first power consumption at the first auxiliary low voltage bus. The method further includes sensing, by the controller, a second power consumption at the second auxiliary low voltage bus. The method further includes calculating, by the controller, a difference between the first power consumption and the second power consumption. The method further includes managing a load in one of the first auxiliary low voltage bus or the second auxiliary low voltage bus based at least in part on the difference between the first power consumption and the second power consumption.

Abstract: A space debris removing device, system and method are disclosed. The system comprises a central server, a primary detection node, at least two secondary tracer nodes, the central server is configured to assign a tertiary node to track the debris with laser, wherein the tertiary node is configured to mark the debris being tracked with the laser, creating a laser illuminated target (LIT), a tertiary tracking unit deployed at the tertiary node, and a ground-based kilowatt laser system configured to pick up the LIT by using one or more optical sensors and tackle the debris with a high power laser beam.

Abstract: In some examples, an initial wellbore model that includes a formation model and main wellbore model can be generated. The initial wellbore model can be simulated to compute stress distributions in the formation model caused during main wellbore model formation. The initial wellbore model can be updated to include a lateral wellbore model to provide an updated wellbore model in response to the simulation of the initial wellbore model. The updated wellbore model can be simulated to compute updated stress distributions in the formation model caused during lateral wellbore model formation using the determined stress distributions.

Abstract: A folded dipole patch antenna for use in a hyperthermia applicator is described. The antenna includes a dielectric circuit board, and a folded dipole microstrip antenna. The dielectric circuit board has a top side and a bottom side. The folded dipole microstrip antenna is formed on the top side and includes two meander paths mirror each other. A pair of parallel metallic strips is located on the bottom side. A coaxial feed port is connected to the pair of parallel metallic strips. The antenna is configured to resonate in a frequency range of about 434 MHz upon application of an input signal at the coaxial feed port. The folded dipole patch antenna has a small size and does not require an impedance matching circuit. The hyperthermia applicator is configured to emit microwave energy toward a target tissue within a human body.

Abstract: Methods for making and using an invert-emulsion drilling fluid, and the invert-emulsion drilling fluid are provided. An exemplary invert-emulsion drilling fluid includes a C-36 dimer diamine dihydrochloride salt (CDDH), an aqueous solvent, a non-aqueous solvent, an emulsifier, and calcium chloride.

Abstract: Disclosed is a system comprising a plurality of operational amplifiers, each operational amplifier having individually adjustable operational parameters, and a trimming circuit. The trimming circuit includes successive approximation register (SAR) logic that determines associated memory values. The trimming circuit changes the adjustable operational parameters of each operation amplifier based on the associated memory values.

Abstract: A reconfigurable, dual-band, MIMO antenna apparatus, a planar MIMO antenna system utilizing the antenna apparatus, and a method of transmitting and receiving a signal by the antenna apparatus are provided. The apparatus includes a dielectric planar substrate, a first element, a second element, two varactor diodes per element, and a microstrip feed-line. The first element and the second element each have slotted concentric annular rings. The second element is separated on the dielectric planar substrate from the first element, but is coplanar on the dielectric planar substrate with the first element. The two varactor diodes are placed in series with biasing circuitry, the biasing circuitry including RF chokes and current-limiting resistors. The microstrip feed-line feeds both antenna elements. The dual-band antenna elements can each be independently and concurrently tunable to two signal frequencies bands.

Abstract: An optimal control strategy for a distributed low voltage system with bidirectional DC/DC converters is provided. A vehicle system includes DC/DC converters configured to receive electrical currents from high voltage battery modules and output regulating electrical currents to a low voltage battery. The vehicle system includes a control system coupled to the DC/DC converters, the high voltage battery modules, and the low voltage battery, where the control system is configured to control the DC/DC converters to recirculate one or more of the electrical currents back to one or more of the high voltage battery modules in order to balance states of charge in the high voltage battery modules.

Abstract: Fuse configurations for a distributed power architecture of a vehicle is provided. The distributed power architecture includes a high-voltage battery pack having a plurality of batteries and a plurality of converters, each of the plurality of converters being configured to receive high-voltage power from one of the plurality of batteries and to provide low-voltage power to a low-voltage bus. The distributed power architecture also includes a plurality of fuses disposed on one or more of an input side and an output side of each of the plurality of converters and a vehicle controller with at least one communication link to each of the plurality of power converters. Each of the plurality of fuses are configured to selectively prevent current flow through one of the plurality of converters.

Abstract: A vehicle, wakeup circuit and method of operating the vehicle. The vehicle includes a high voltage bus. The wakeup circuit includes an enable circuit electrically isolated from a high voltage bus. A key-on signal is received at the enable circuit. A wakeup signal is generated at the enable circuit in response to the key-on signal. An electrical load is activated in response to the wakeup signal.

Abstract: A frequency reconfigurable (FR) slot-based UHF antenna for use in Cube-Sat is described. The antenna includes a dielectric circuit board, a metallic layer, a meandered slot line formed in the metallic layer, a feed horn is connected to a first edge of the circuit board, a reverse biased varactor diode, a ground terminal connected to the metallic layer and a biasing circuit configured to bias the reverse biased varactor diode. The biasing circuit causes the antenna to resonate in a frequency range of 300 MHz to 450 MHz. The meandered slot line includes a heptagonal path connected to and enclosing a rectangular path. An open end of the feed horn is directed towards the apex of the heptagonal path. The reverse biased varactor diode is connected to the metallic layer across the rectangular path and parallel to a central axis.

Abstract: A power supply system for a vehicle is provided. The power supply system includes a high-voltage battery pack having a plurality of batteries, a primary isolated converter connected to the high-voltage battery pack, and a plurality of distributed isolated converters, each of the plurality of distributed isolated converters being connected to one of the plurality of batteries. Each of the distributed isolated converters includes a primary stage configured to receive power from one of the plurality of batteries and an isolated stage configured to provide power to a low-voltage bus. The bias signals configured to control the operation of each of the plurality of distributed isolated converters are powered by the connected one of the plurality of batteries and activated based on an enable signal provided by the primary isolated converter.

Abstract: A waste management system includes a waste management device, a monitoring unit, and a communication unit. The waste management device includes a collection unit, a classification unit, a segregation unit, a plurality of sensors, a power unit, and a plurality of waste bins. The collection unit collects one or more waste articles. The classification unit utilizes a machine-learning model and identifies a waste category of the one or more waste articles. The segregation unit transports the one or more waste articles to a particular waste bin corresponding to the identified waste category. The power unit supplies power to the waste management device. The monitoring unit monitors the waste management device and controls a resultant action. The communication unit communicates one or more data between a control station and the waste management device using a plurality of IoT devices.

Abstract: Various embodiments of the present invention utilize systems, methods, and computer program products that perform predictive data analysis operations by using an agent machine learning model to determine an optimal clinical intervention based at least in part on the current clinical state and an inferred reinforcement learning policy that is determined based at least in part on a familiarity-adjusted reward function, where the familiarity-adjusted reward function is generated by an environment machine learning framework based at least in part on one or more next state predictions for one or more pruned action-state combinations based at least in part on a historical clinical outcome database, and the one or more pruned action-state combinations are determined based at least in part on one or more pruned clinical actions that are selected from a plurality of candidate clinical actions based at least in part on one or more action pruning criteria.

Abstract: A downhole clean out tool includes a housing coupled to a downhole conveyance and defining an inner volume that includes a flow path that extends from an uphole end to a downhole end that includes a fluid inlet; a first flow port oriented towards the downhole end and configured to fluidly couple the flow path to an annulus of the wellbore through the housing; a seat formed in the housing and configured to receive a member inserted into the wellbore such that the flow of the wellbore fluid is diverted from the flow path, through the first flow port, to the annulus, and to the fluid inlet based on the member seated on the seat; at least one screen positioned in the inner volume; and a second flow port oriented towards the uphole end and configured to fluidly couple the flow path to the annulus of the wellbore.