Abstract: A charging circuit, comprising: a first interface, configured to connect to an external power source; a charging unit, configured to connected to an external load, wherein the external power source charges the external load through the charging unit; a control unit, electrically connected to the first interface and the charging unit, and configured to output a first control signal when the external power source is activated, and output a second control signal when the external power source stops charging the external load; a load switch, electrically connected to the first interface, the control unit, and the charging unit, and when the first control signal is received, the load switch is turned on, then the external power source charges the external load; when the second control signal is received, the load switch is turned off to prevent voltage from being recharged to the first interface through the charging unit.

Abstract: Beam determination may be used in wireless communications, for example, in a beam failure recovery procedure. One or more parameters may be communicated and/or used to indicate an association between resources and a corresponding control resource set (CORESET) pool index of multiple CORESET pool indices. For each of the multiple CORESET pool indices, a reference signal associated with the CORESET pool index may be determined. Wireless communications may be performed by selecting a reference signal for each of the multiple CORESET pool indices, and resources associated with a corresponding CORESET pool index may be communicated based on the selected reference.

Abstract: Techniques for managing a storage system involve flushing a target page in a cache device to a persistent storage device of the storage system. The techniques further involve releasing a resource storing a page descriptor of the target page to a resource pool. The resource pool is configured to provide resources to store page descriptors of pages to be flushed in the cache device. The techniques further involve: if it is determined that an auxiliary descriptor of the target page is located at a tail of a queue of auxiliary descriptors of the pages to be flushed, removing the auxiliary descriptor of the target page from the queue. The auxiliary descriptors of the pages to be flushed are configured to describe the page descriptors of the pages to be flushed. Accordingly, the page flushing performance of the storage system can be improved, thereby improving the input/output performance.

Abstract: Disclosed is a preparation method for triphenylchloromethane, comprising the following steps: adding hydrochloric acid or a mixture of hydrochloric acid and Lewis acid to a mixture of triphenylmethanol and an organic solvent; stirring for reaction; removing the water layer after the completion of reaction to obtain an organic solution containing triphenylchloromethane. In the method, the conversion rate of triphenylmethanol is almost quantitative to be above 99%, and the content of triphenylchloromethane in the product obtained is above 99%. The operation is simple, and no waste gas is generated. Therefore, the method is environmentally friendly and suitable for industrialized production and can achieve better economic benefits.

Abstract: A method may include obtaining core image data regarding a geological region of interest. The method may further include obtaining well log data regarding the geological region of interest from one or more wells. The method may further include determining a sliding window that corresponds to a predetermined window size. The method may further include determining various quantitative image attributes using the core image data, the well log data, and the sliding window. The quantitative image attributes may be determined in a continuous manner by moving the sliding window along the core image data. The method may further include generating predicted rock data for the geological region of interest using the quantitative image attributes, a machine-learning algorithm, and a machine-learning model.

Abstract: The present application relates to a secondary battery and manufacturing method thereof, a battery module and an apparatus. The secondary battery includes an electrode assembly including a main body portion and a tab extending out from the main body portion; a current collecting member including a guiding section, which extends in a direction perpendicular to a length direction of the electrode assembly; a transition connecting piece, being separately provided from the current collecting member and including a current collecting portion and a fixing portion, the current collecting portion being adapted to connect with the tab to form a first connection region, the fixing portion being adapted to connect with the guiding section to form a second connection region, and respective projections of the first connection region and the second connection region on a plane perpendicular to the length direction do not overlap.

Abstract: The disclosure discloses a method for testing skin texture, a method for classifying skin texture and a device for testing skin texture. The method for testing skin texture includes: a face image is; a face complexion region and face feature points in the face image are acquired; and a face skin texture feature from the face image is acquired according to the face complexion region and the face feature points.

Abstract: Memory might include a controller configured to cause the memory to capacitively couple a first voltage level from a voltage node to a node of a sense circuit, selectively discharge the node of the sense circuit through a memory cell, measure a current demand of the voltage node while selectively discharging the node of the sense circuit through the memory cell, determine a second voltage level in response to the measured current demand, isolate the node of the sense circuit from the memory cell, capacitively couple the second voltage level from the voltage node to the node of the sense circuit, and determine a data state of the memory cell in response to a voltage level of the node of the sense circuit while capacitively coupling the second voltage level to the node of the sense circuit.

Abstract: A thin film molecular memory is provided that satisfies criteria needed to make a molecular spintronic device, based on spin crossover complexes, competitive with silicon technology. These criteria include, device implementation, a low coercive voltage (less than 1V) and low write peak currents (on the order of 104 A/cm2), a device on/off ratio >10, thin film quality, the ability to “lock” the spin state (providing nonvolatility), the ability to isothermally “unlock” and switch the spin state with voltage, conductance change with spin state, room temperature and above room temperature operation, an on-state device resistivity less than 1 ?·cm, a device fast switching speed (less than 100 ps), device endurance (on the order of 1016 switches without degradation), and the ability of having a device with a transistor channel width of 10 nm or below.

Abstract: The method includes receiving, at a first optical communication device, feedback information on training of a neural network from at least one second optical communication device, the neural network configured to process a signal received from the first optical communication device, the feedback information at least including a training performance indication for training of the neural network conducted at the at least one second optical communication device; updating, based on the feedback information, a first initial parameter value set for the neural network maintained at the first optical communication device, to obtain a second initial parameter value set for the neural network; and transmitting the second initial parameter value set to at least one further second optical communication device, for training of the neural network to be conducted at the at least one further second optical communication device based on the second initial parameter value set.

Abstract: A substituted dihydropyrazole compound as shown in formula I, which compound has a selective inhibitory effect on RIPK1, and a pharmaceutically acceptable salt, a stereoisomer, a solvate or a prodrug thereof, wherein the definition of each group in the formula is detailed in the description. In addition is a pharmaceutical composition containing the compound, and the use thereof in the preparation of a drug for treating RIPK1-related diseases or conditions.

Abstract: Artificial intelligence (AI) assisted technology for grocery recommendations and nutrient optimization includes an intuitive application (app) that can use AI to improve grocery recommendations during grocery shopping to optimize nutrition and encourage users to purchase foods that can help the user receive more complete nutrition. Automatically capturing nutritional information while grocery shopping can assist users seeking to improve their health because it operates while users are performing their grocery shopping, when users have the best opportunity to shape the foods that will be available to them to consume. Nutritional optimization while grocery shopping can improve the use of resources including time and money (due to the cost of food) because it can provide suggestions to address nutritional opportunities that represent nutritional surpluses and nutritional opportunities that represent nutritional deficits.

Abstract: A method for signal transmission includes: acquiring, by a base station, a wake-up capability of a terminal device; determining, by the base station, a first time position for sending power saving signal according to the wake-up capability; and sending, by the base station, the power saving signal to the terminal device at the first time position, the power saving signal being used for indicating the terminal device to wake up at a second time position, wherein the second time position is a paging occasion (PO) for transmitting a paging message, wherein the wake-up capability comprises a first wake-up capability or a second wake-up capability, and a wake-up time corresponding to the first wake-up capability is longer than a wake-up time corresponding to the second wake-up capability.

Abstract: A system uses a neural network based model to perform scene text recognition. The system achieves high accuracy of prediction of text from scenes based on a neural network architecture that uses double attention mechanism. The neural network based model includes a convolutional neural network component that outputs a set of visual features and an attention extractor neural network component that determines attention scores based on the visual features. The visual features and the attention scores are combined to generate mixed features that are provided as input to a character recognizer component that determines a second attention score and recognizes the characters based on the second attention score. The system trains the neural network based model by adjusting the neural network parameters to minimize a multi-class gradient harmonizing mechanism (GHM) loss. The multi-class GHM loss varies based on a level of difficulty of the sample.

Abstract: Systems and method for low-power gaze prediction on touch-enabled electronic devices using touch interactions are provided. The method includes receiving an input touch interaction applied to a touch interaction area on a touchscreen display of a touch-enabled device and obtaining, by a gaze prediction module, a predicted gazing area on the touchscreen display based on the input touch interaction. A touch-enabled device has a processor, a touchscreen display and memory storing instructions to carry out the method. The gaze prediction module may utilize a model based on Bayesian inference or convolutional neural networks. Advantageously, gaze prediction is achieved without the use of image-capturing devices and with low power consumption. This can be used to develop intelligent hands-free interactions and personalized recommendation systems.

Abstract: Methods, systems, and devices for wireless communications are described for enabling a network equipment to reduce interference for downlink (DL) transmissions to a first device by determining a transmit precoding matrix indicator (TPMI) for uplink (UL) transmissions transmitted by a second device based on feedback from the first device. The first device may determine a subset of possible TPMIs that the second device may use for UL transmissions for full-duplex communications. The first device may indicate the subset to the network equipment. Based on the subset indicated by the first device, the network equipment may determine a pairing of the first device and the second device for full-duplex communications. Additionally, the network equipment may determine a TPMI for the second device to use in UL transmissions and indicate the TPMI to the second device.

Abstract: Embodiments herein relate to systems, devices and methods for the treatment of equilibrium disorders and improving gait and balance. In an embodiment, a method of treating an equilibrium disorder is included. The method can include monitoring device wearer movement with a movement sensor, identifying a movement pattern consistent with an equilibrium disorder, estimating characteristics of the equilibrium disorder, and applying stimulation to at least one of the right ear, left ear, or brainstem of the device wearer of an ear-worn device. Other embodiments are also included herein.

Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes a base substrate, a first conductive layer and a second conductive layer, the first conductive layer is provided on one side of the base substrate and includes a first conductive portion; the second conductive layer is provided on one side of the first conductive layer away from the base substrate and includes a second conductive portion; the projection of at least part of the second conductive portion on the base substrate and the projection of the first conductive portion on the base substrate do not overlap.

Abstract: An optical element can include a substrate comprising a Group VIA or fluoride-based non-oxide material and an adhesion layer disposed directly on the substrate. An anti-reflective coating stack is disposed directly on the adhesion layer. Methods for forming an optical element are also provided. The density and stress of the adhesion layer and layers of the anti-reflective coating stack are controlled to provide corrosion-resistant coatings on Group VIA or fluoride-based non-oxide substrates. Preferred substrate materials are materials that exhibit high transparency in the infrared.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may configure an uplink transmission pattern related to an uplink transmission resource on multiple component carriers. The base station may transmit, to a user equipment (UE), information related to activating the uplink transmission pattern in a single scheduling message. Accordingly, the UE may transmit information on the multiple component carriers in one or more uplink symbols based at least in part on the uplink transmission pattern. Numerous other aspects are provided.