Abstract: A wireless device may measure a set of positioning signals. The wireless device may calculate a set of estimated positioning results using a positioning model based on the measured set of positioning signals. The wireless device may obtain a set of verified positioning labels associated with the set of estimated positioning results. The wireless device may calculate a set of positioning model capability metrics based on the set of estimated positioning results and the set of verified positioning labels. The wireless device may output an indication of the calculated set of positioning model capability metrics. A network entity may transmit a request for the wireless device to indicate its support for calculating a set of positioning results using a positioning model. The network entity may receive, based on the request, a response including the set of positioning model capability metrics from the wireless device.

Abstract: A wireless device may select a positioning model from a set of positioning models supported by the wireless device based on a set of conditions of the wireless device satisfying a set of validity conditions associated with the selected positioning model. The wireless device may receive a set of positioning signals. The wireless device may measure the set of positioning signals. The wireless device may calculate, using the selected positioning model, a set of positioning results based on the measured set of positioning signals. The wireless device may include at least one of a user equipment (UE), a network node, or a network entity. The positioning model may include an artificial intelligence machine learning (AIML) model. The set of validity conditions may relate to an environment of the wireless device for which the positioning model was trained and is known to work.

Abstract: Apparatuses and methods for multi-hypothesis measurement configuration in RF sensing are described. An apparatus is configured to receive, from a sensing entity, a sensing configuration, wherein the sensing configuration indicates a total number of sensing hypotheses and at least a first sensing hypothesis and a second sensing hypothesis that is different from the first sensing hypothesis; The apparatus is also configured to measure a first set of sensing measurement data associated with the first sensing hypothesis and a second set of sensing measurement data associated with the second sensing hypothesis. The apparatus is further configured to transmit, for the sensing entity, at least one of: (1) the first set of sensing measurement data and the second set of sensing measurement data, or (2) an indication of the first sensing hypothesis and the second sensing hypothesis.

Abstract: Two-dimensional module panels with custom metal frame members having cutouts to accommodate building services. These module panels are open for visual inspection and can be used in various construction applications such as floors and walls. The cutouts in the metal frame members allow for the routing of building services such as plumbing, wiring, fire sprinkler, HVAC, whether rigid or flexible. The modular construction process involves the placement of module panels at a build site and the joining of building services between adjacent panels. Additionally, the system may incorporate a building information modeling (BIM) system that generates electronic models of buildings with two-dimensional modules and corresponding framing components.

Abstract: A formation treatment fluid may include a wettability alteration agent, a solvent, an injection gas, and an optional foaming agent. The wettability alteration agent may include a fluorinated surfactant, a silicon-based surfactant, charged nanoparticles partially modified with fluorine containing groups, or combinations thereof. Methods for altering a hydrocarbon-bearing reservoir surface wettability may include providing the formation treatment fluid, injecting the formation treatment fluid into the hydrocarbon-bearing reservoir, and recovering fluids produced from the hydrocarbon-bearing reservoir.

Abstract: A system of air quality monitoring and management is provided. The system includes a plurality of indoor air quality sensors, a communication unit configured to communicate with the indoor air quality sensors, and a controller. The controller is configured to receive measured data from the indoor air quality sensors and determine an indoor air quality value inside a building.

Abstract: The olive oil-tuned broadband conjugated polymer laser medium includes the conjugated polymer known as poly ((9,9-dihexyl-9H-fluorene-2,7-vinylene)-co-(1-methoxy-4-(2-ethylhexyloxy)-2,5-phenylenevinylene)) or “Poly(FV-co-MEHPV)” at a 90:10 mole ratio. The emission wavelength of the olive oil tuned broadband conjugated polymer laser can be reversibly tuned between 500 nm and 680 nm.

Abstract: Aspects presented herein may enable a UE or a location server to estimate the displacement of the UE based on measuring wireless signals, such that the UE may perform accurate displacement estimation accurately without using sensors (e.g., IMUs). In one aspect, a UE receives, from a network entity, a request to report information associated with ML-based displacement positioning. The UE transmits, for the network entity based on the request, the information associated with the ML-based displacement positioning. The UE receives, from the network entity based on the information, a configuration for the ML-based displacement positioning. The UE receives, from at least one network node based on the configuration, a set of RSs associated with the ML-based displacement positioning.

Abstract: A 3D printed proppant includes a core having support bars extending from the core to a shell, the shell encapsulating the core and the support bars. Another 3D printed proppant includes a porous core and a shell encapsulating the porous core, where the porous core has a porosity from 25% to 75%. The 3D printed proppant has a particle size from 8 mesh to 140 mesh. The core, the support bars, the porous core, the shell, or combinations thereof includes metal, polymer, ceramic, composite, or combinations thereof. Additionally, a method for producing a 3D printed proppant is provided.

Abstract: A method including obtaining, by a computer processor, at least one key log in each of a set of training wells located, at least partially, within a hydrocarbon reservoir, identifying a target formation bounding surface in each of the set of training wells, and generating an initial depth surface for the target formation bounding surface from the target formation bounding surface in each of the set of training wells. The method further including, determining from the initial depth surface an initial depth estimate of the target formation bounding surface at a location of a current well, forming an objective function based, at least in part on a correlation between each key log in each of the set of training wells, and each corresponding key log in the current well, and optimizing the objective function by varying a depth shift between each of the set of training wells and the current well, to determine an optimum depth shift that produces an extremum of the objective function.

Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) receives a configuration indicating one or more trigger conditions for activating sidelink-based positioning operations in conjunction with a cellular-based positioning procedure, and performs the sidelink-based positioning operations with one or more sidelink anchor nodes based on detecting at least one of the one or more trigger conditions.

Abstract: Techniques are provided for positioning reduced capability mobile devices. An example method for determining a location estimate for a mobile device includes providing assistance data to the mobile device, the assistance data including one or more machine learning models for processing a plurality of reference signals, receiving one or more intermediate features corresponding to at least a subset of the plurality of reference signals from the mobile device, generating a combined intermediate latent representation based on the one or more intermediate features, and determining the location estimate and confidence value for the mobile device based at least in part on the combined intermediate latent representation.

Abstract: A bi-directional DC voltage converter includes a controller, controlled switches, inductors, and capacitors to accomplish DC voltage conversion with minimal input current ripple and high efficiency. The controller is operable in a boost mode in which the switches are independently controlled to convert low-voltage DC power to high-voltage DC power. The controller is operable in a buck mode in which the switches are independently controlled to convert high-voltage DC power to low-voltage DC power.

Abstract: A fastener insert tool includes an inner trigger part that includes inner legs and an outside case part that includes outer legs that are configured to slidably receive the inner legs of the inner trigger part. The inner legs of the inner trigger part are configured to slide relative to the outer legs of the outside case part to release fasteners from magnets carried by the inner legs of the trigger part.

Abstract: A method of generating oxygen including applying a potential of from 0.1 volts (V) to 2 V to an electrochemical cell and the electrochemical cell is at least partially submerged in an aqueous solution. On application of the potential, the aqueous solution is oxidized forming the oxygen. The electrochemical cell includes a counter electrode, and an electrocatalyst. The electrocatalyst includes a copper foam substrate and a nanocomposite. The nanocomposite includes iron oxide, cobalt oxide, and nickel oxide. Furthermore, particles of the nanocomposite are distributed on a surface of the copper foam substrate and the particles of the nanocomposite have a spherical shape with an average diameter of less than 500 nanometers (nm).

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, a first radio resource control (RRC) configuration message that is associated with a first subband and that indicates a first set of transmission configuration indicator (TCI) states for use on the first subband. The UE may further receive, from the base station, a second RRC configuration message that is associated with a second subband included in the wideband channel and that indicates a second set of TCI states for use on the second subband. As an alternative, the UE may receive, from the base station, an RRC configuration message that includes at least a first list of first TCI states associated with a first subband and a second list of second TCI states associated with a second subband. Numerous other aspects are described.

Abstract: A wireless device may receive a set of positioning signals from at least one of a user equipment (UE), a first network node, or a positioning reference unit (PRU). The wireless device may measure the set of positioning signals. The wireless device may transmit, for the first network node or a second network node, a PRU label assistance report. The PRU label assistance report may include a set of positioning measurements based on the measured set of positioning signals The PRU label assistance report may include PRU assistance information associated with measuring the set of positioning signals. The wireless device may include a PRU. The PRU may be a UE or a mobile TRP having a known and fixed location while the PRU receives the positioning signals. The positioning signals may include at least one of a positioning reference signal (PRS) or a sounding reference signal (SRS).

Abstract: Techniques are provided for configuring a multi-radio user equipment (UE) for positioning or radio frequency (RF) sensing operations. An example method for obtaining radio frequency signal measurements based on a cross-radio downlink resource includes receiving radio resource configuration information including one or more radio resources configured to be received by a low-power wake-up radio or a main radio, selecting the low-power wake-up radio or the main radio to receive a radio frequency signal based on the radio resource configuration information, and obtaining one or more measurements based on the radio frequency signal.

Abstract: A positioning reference unit (PRU) may transmit a first set of sounding reference signals (SRSs) for a first wireless device to measure the first set of SRSs for a first set of uplink (UL) positioning measurements. The PRU may receive a first set of positioning reference signals (PRSs) from the first wireless device. The PRU may measure the first set of PRSs for a first set of downlink (DL) positioning measurements. The PRU may transmit a second set of PRSs for a second wireless device to measure the second set of PRSs for a second set of DL positioning measurements. The PRU may receive a second set of SRSs from the second wireless device. The PRU may measure the second set of SRSs for a second set of UL positioning measurements after receiving the second set of SRSs from the second wireless device.

Abstract: A formation treatment fluid may include a wettability alteration agent, a solvent, an injection gas, and an optional foaming agent. The wettability alteration agent may include a fluorinated surfactant, a silicon-based surfactant, charged nanoparticles partially modified with fluorine containing groups, or combinations thereof. Methods for altering a hydrocarbon-bearing reservoir surface wettability may include providing the formation treatment fluid, injecting the formation treatment fluid into the hydrocarbon-bearing reservoir, and recovering fluids produced from the hydrocarbon-bearing reservoir.