Abstract: Methods for transferring a signal across an isolation barrier include encoding the signal according to at least first and second parameters at a second side of the isolation barrier and using one or more isolating device to transfer the signal to a first side of the isolation barrier, where it is decoded to recover the at least first and second parameters. Encoding the signal may include encoding a first feature of the signal according to the first parameter and encoding a second feature of the signal according to the second parameter. Software products that implement the methods may be executed in processors on primary and secondary sides of an isolation barrier. An isolated power converter may include primary and secondary side controllers that execute the software products, wherein the parameters recovered on the primary side may be used to control the converter, such as for output voltage regulation.

Abstract: An electrochemical destruction system comprises an electrochemical reactor that defines a contained volume. The electrochemical reactor includes at least one anode and at least one cathode in or extending into the contained volume of the electrochemical reactor. The at least one anode and the at least one cathode are configured to break down per- and polyfluoroalkyl substances (PFAS) in wastewater in the contained volume via electro-oxidation reactions. A pH adjustment device contains an acid and/or a base and is configured to inject the acid or base into the contained volume of the electrochemical reactor or into a volume in fluid communication with the electrochemical reactor to facilitate controlling the pH of the wastewater. A defoamer in the contained volume of the electrochemical reactor or in a volume in fluid communication with the electrochemical reactor is configured to defoam foam generated in the wastewater from the electro-oxidation reactions.

Abstract: A system for treating a source of water contaminated with PFAS is disclosed. The system includes a PFAS separation stage having an inlet fluidly connectable to the source of water contaminated with PFAS, a diluate outlet, and a concentrate outlet and a PFAS elimination stage positioned downstream of the PFAS separation stage and having an inlet fluidly connected to an outlet of the PFAS separation stage, the elimination of the PFAS occurring onsite with respect to the source of water contaminated with PFAS, with the system maintaining an elimination rate of PFAS greater than about 99%. A method of treating water contaminated with PFAS is also disclosed.

Abstract: A method of generating a detector includes obtaining a first training dataset having a first image sequence with a first set of object tags identifying at least one first object class in a corresponding image. A first set of ground truth tags is obtained based on a ground truth timeline identifying when the at least one first object class appeared in the first image sequence. Images from the first training dataset are discarded by either identifying object tags by class from the first set of object tags without a corresponding ground truth tag from the first set of ground truth tags or identifying object tags by class from the first set of ground truth tags without a corresponding object tag from the first set of object tags to generate a first verified training dataset. A first parts-level detector is trained based on the first verified training dataset.

Abstract: A lens-free single-frame phase recovery method based on partially coherent light-emitting diode illumination. The method is implemented in a lens-free on-chip microscopy experiment system. Only a single-color patch LED light source is used for illumination, and a single in-line hologram is collected. High-resolution and high signal-to-noise-ratio phase information of an object is then directly recovered by means of a multi-wavelength iteration phase recovery method in combination with a dynamic phase support constraint. By means of the method, the capability of rapid and long-time lens-free on-chip single-frame phase recovery can be given without the need for complex transformation of a conventional lens-free on-chip microscope. The structure of a microscopy system includes a light source (1), a sample (2) and a sensor (3).

Abstract: Methods of treating a waste stream containing perfluoroalkyl substances (PFAS) are disclosed. The methods include directing the waste stream to a dilution compartment of an electrochemical separation device, directing a treatment stream to a concentration compartment of the electrochemical separation device, and applying a voltage across the electrodes to produce a dilute stream substantially free of the PFAS and a concentrate stream. At least one of the waste stream and the treatment stream comprises a water miscible organic solvent. Methods of concentrating PFAS from a wastewater are also disclosed. PFAS concentration systems are also disclosed. The systems include a column comprising an ion exchange resin and an electrochemical separation device having a dilution compartment fluidly connected to an outlet of the column. Methods of facilitating treatment of a waste stream containing PFAS are also disclosed.

Abstract: An example includes a method for training an agent to control an aircraft. The method includes: selecting, by the agent, first actions for the aircraft to perform within a first environment respectively during first time intervals based on first states of the first environment during the first time intervals, updating the agent based on first rewards that correspond respectively to the first states, selecting, by the agent, second actions for the aircraft to perform within a second environment respectively during second time intervals based on second states of the second environment during the second time intervals, and updating the agent based on second rewards that correspond respectively to the second states. At least one first rule of the first environment is different from at least one rule of the second environment.

Abstract: Disclosed is a VE Enrichment System, comprising a falling film heat exchanger, a deodorization tower (deodorizer), a deodorizer transfer pump, a post-stripping deodorization tower (post-stripper), a high pressure steam heater and fatty acid collection unit. The falling film heat exchanger comprises of 2 shell heat exchange section of which the bottom section is connected to the deodorizer and the upper section is connected to the high pressure steam heater which is then connected to the post stripper; the post stripper bottom outlet is connected back to the falling film heat exchanger at it tube side. The post stripper top outlet (vapour outlet) is connected to the fatty acid collection unit. The upper shell section of the falling film heat exchanger and the high pressure steam heater forms a loop with the post stripper, while another loop is formed for the bottom of shell section of the falling film heat exchanger and the deodorizer and its transfer pump.

Abstract: A connector assembly for demountable coupling to an array of receptacles associated with an array of optoelectronic units. An array of discrete connector units corresponding to the array of receptacles, each having a first coupling surface provided with first passive alignment features matching complementary second passive alignment features provided on a second coupling surface of a corresponding receptacle to form a demountable coupling between the first and second coupling surfaces. A frame detachably supporting the connector units with a clearance between the frame and corresponding connector units, permitting individual connector units to suspend or float with respect to the frame. A biasing member between a back cover and the connector units, providing a preload biasing each connector unit in a vertical direction perpendicular towards the first coupling surface. The connector units are independently movable to separately locate and coupled to a corresponding receptacle under the preload.

Abstract: Provided is a method for implementing dynamic multi-streaming. The method includes: generating a grouping instruction based on a first user operation, the first user operation being related to a grouping requirement of a user; grouping audio devices in a target area based on the grouping instruction to obtain device grouping information; generating a playback instruction based on the device grouping information and a second user operation, the second user operation being related to a playback requirement of the user, and the playback requirement including a target audio source; and controlling a target device to play the target audio source based on the playback instruction.

Abstract: The electronic device includes a plurality of LEDs, a processor, and a controller. The plurality of LEDs are connected in series and in a sequence via a data line. The processor is configured to generate a first control signal, wherin the first control signal is a serial signal. The controller is electrically connected with the processor, and is electrically connected with the first of the plurality of LEDs in the sequence via the data line. The controller is configured to convert the first control signal into a second control signal, and provide the second control signal to the plurality of LEDs through the data line. The second control signal is a serial signal. The plurality of LEDs are illuminated according to the second control signal.

Abstract: A method, a system for multi-stream multi-zone interaction, and a non-transitory computer-readable storage medium are provided. The method includes: acquiring an audio source service item, a floor plan of a target region, and a device layout diagram, wherein the audio source service item includes an audio source and an audio source type; determining a zone to be configured corresponding to a playback device based on the floor plan and the device layout diagram; in response to an application operation on the audio source service item, determining at least one of a paired zone corresponding to the audio source service item or an application mode of the audio source service item in the paired zone; wherein the paired zone is the zone to be configured that has a pairing relationship with the audio source service item, and the application mode includes direct application or a mixing operation.

Abstract: The present disclosure relates to a method, a system, and a storage medium for interaction based on natural language, wherein the method is executed by a processor and includes: determining target input information of a user based on initial input information of the user and tag information of an operable object, wherein the tag information reflects a feature of the operable object; determining a target operation based on at least one of the initial input information or the target input information, wherein the target operation includes at least one of a display screen operation, an input correction operation, and an intelligent customer service interaction; and generating an operation feedback based on at least one of the initial input information or the target input information, wherein a feedback interface of the operation feedback includes a user modification window.

Abstract: The present disclosure provides a memory management method and a memory controller for a storage device configured with a memory module. The method obtains a continuity status table, identifies a target mapping table and obtains its continuity status based on a data access command and the continuity status table, determines whether to use a contiguous segment mapping table based on the continuity status, loads the contiguous segment mapping table to a buffer memory if determined to use it, or loads the target mapping table to the buffer memory if determined not to use it, and obtains a physical address based on the loaded mapping table to access the memory module. The present disclosure dynamically selects the optimal mapping table processing approach by evaluating the contiguity of physical addresses in the mapping table, effectively improving data access performance and optimizing buffer memory utilization efficiency.

Abstract: A human detection and warning method includes: acquiring a current scene image within a current field of view of a sighting device; determining whether there is a human target being currently aimed at and/or whether there is currently target tracking of a human target, based on a target recognition result of the current scene image and a position of an aiming mark in the current scene image; and triggering the sighting device to enter an abnormal aiming mode if there is a human target being currently aimed at and/or there is currently target tracking of a human target.

Abstract: A solar cell includes a silicon substrate and a film-layer structure disposed on a surface of the silicon substrate. At least a portion, covered by the film-layer structure, of the surface of the silicon substrate is provided with a plurality of microstructure units, and each microstructure unit of at least a portion of the plurality of microstructure units includes at least two substructures. The plurality of microstructure units may form a surface with certain undulations, thereby increasing a bonding area between the film-layer structure and the silicon substrate, and reducing a contact resistivity of the film-layer structure.

Abstract: Systems, devices, and methods for managing contact structures in a semiconductor device are provided. In one aspect, a semiconductor device includes a memory array structure including a first stack of first dielectric layers and conductive layers alternating with each other and a channel structure extending in the first stack; a connection structure including a second stack of the first dielectric layers and second dielectric layers alternating with each other; and a contact structure extending at least partially in the connection structure and including a first end, a second end and a step structure between the first end and the second end. The first end is coupled to a corresponding conductive layer. The step structure includes a first surface and a second surface intersecting with the first surface. The first surface is between the first end and the second end. The second surface is in contact with the first end.

Abstract: A write control method based on write behavior prediction, a memory storage device, and a memory control circuit unit are provided. The method includes: monitoring a first data write behavior of a host system during a first time range; according to the first data write behavior, predicting a second data write behavior of the host system during a second time range; obtaining a first measurement parameter and a first target parameter corresponding to the first data write behavior; according to the first measurement parameter, the first target parameter, and the second data write behavior, determining a write control parameter; and sending a write command sequence according to the write control parameter to instruct a rewritable non-volatile memory module to perform a data write based on multiple write modes during the second time range.

Abstract: A battery pack includes battery cells arranged in an array to form a battery module layer. Multiple layers are vertically stacked with thermal management devices, such as active heat exchangers in the form of battery cold plates, above and below each layer to form a multi-layer battery stack that may be held in compression by a battery pack frame. The multi-layer battery stack and battery pack frame are surrounded by a battery enclosure, which has flat sealing surfaces to ensure robust sealing. The battery pack is associated with a thermal management system for cooling and heating the battery cells of the battery pack. The battery thermal management system provides cooling and heating by alternating cooling flow directions to achieve uniform temperature distribution. The battery pack may also include a vent detection sensor and vent isolators to detect and mitigate effects of a battery thermal runaway event.

Abstract: Training a compressive encoder is provided. The method comprises calculating a difference between a current state of an aircraft and a previous state. The current state comprises a reduced state wherein the value of a specified parameter is missing. The difference is input into compressive layers of a neural network comprising an encoder. The compressive layers learn, according to the difference, a value for the missing parameter. The current state and learned value are concurrently fed into hidden layers of a fully connected neural network comprising a decoder. An action applied to the aircraft is input into the hidden layers concurrently with the current state and learned value. The hidden layers, according to the current state, learned value, and current action, determine a residual output that comprises an incremental difference in the state of the aircraft resulting from the current action.