Abstract: This disclosure describes systems, methods, and devices related to network efficiency optimization. For example, a device may receive a first cell discontinuous transmission (DTX)/discontinuous reception (DRX) configuration and a second cell DTX/DRX configuration while in a radio resource control (RRC) connected mode. The device may perform a transmission and reception based on the first cell DTX/DRX configuration. The device may receive a downlink control information (DCI) indication to switch to the second cell DTX/DRX configuration/rules associated with a base station cell DTX/DRX mode transition. The device may perform a transmission and reception based on the second cell DTX/DRX configuration. The device may postpone operations based on the first cell DTX/DRX configuration.

Abstract: Various embodiments herein provide techniques related to a user equipment (UE). The UE may be configured to identify an indication related to transmission or reception activity of a cell of a cellular network during a non-active duration of the cell that is related to cell discontinuous transmission (DTX) or cell discontinuous reception (DRX). The UE may further be configured to monitor, based on the indication, for receipt of a signal. Other embodiments may be described and/or claimed.

Abstract: A bracket body, a bracket, a battery unit, and an energy storage power supply are provided. The bracket includes a base shell and a stopper, wherein the base shell is provided with a receiving groove for receiving a battery cell, the receiving groove runs through a first surface and a second surface of the base shell, and the first surface and the second surface are two opposite surfaces of the base shell; the stopper includes a connecting part and a resisting part, the connecting part is fixed to the first surface of the base shell and avoids the receiving groove, and the resisting part is connected to the connecting part; and the resisting part corresponds to the receiving groove and covers part of an edge of the receiving groove.

Abstract: A class of cathode materials and secondary ion batteries containing these materials are provided. These cathode materials at least include a cathode active substance comprising a first active substance and a carrier. The first active substance is selected from alkali metal halide or alkali metal sulfite, alkaline earth metal halide or alkaline earth metal sulfite, aluminum halide, zinc halide and zinc sulfite. The carrier has a low-dimensional structure and is selected from a template and/or a second active substance. The first active substance of the cathode material has a relatively low molecular weight and a relatively high redox potential, and thus the secondary ion batteries have a relatively high specific capacity and voltage.

Abstract: A bearing assembly system for a vehicle steering system includes a tubular member having a radially inwardly protruding shoulder, the tubular member having a stake portion angling radially inwardly, the stake portion having a stake surface. The bearing assembly system also includes a bearing disposed within the tubular member and in contact with the radially inwardly protruding shoulder. The bearing assembly system further includes a retainer disposed within the tubular member and in contact with the bearing, the bearing disposed between the retainer and the radially inwardly protruding shoulder, the retainer having an angled surface, the angled surface in flush contact with the stake surface in a fully assembled condition.

Abstract: A screen casting method includes: displaying at least one first application in a screen casting interface of a first device, wherein the at least one first application is an application in a second device and allows screen casting; selecting a target application from the at least one first application, where the target application is an application to be cast; and displaying a casting screen of the target application in the screen casting interface, wherein the casting screen of the target application is the casting screen of the target application displayed on a virtual screen of the second device.

Abstract: An isolated antigen-binding protein, having one or more of the following properties: 1) capable of binding to human and monkey-derived GITR proteins at a KD value of 7×10?12 or below, wherein the KD value is measured by BLI method; 2) capable of stimulating immune cell proliferation; 3) capable of stimulating immune cells to secrete IFN-?, wherein the secretion is measured in T cell viability assay; 4) capable of inhibiting tumor growth and/or tumor cell proliferation; 5) capable of activating GITR signaling pathway; 6) capable of inhibiting the binding of GITR to GITRL.

Abstract: An energy storage apparatus includes a cabinet, cyclic cooling units, a support, battery modules, and an air supply duct. The support is fastened in an inner cavity of the cabinet, the battery modules are fastened on the support, and the support and the battery modules jointly separate the inner cavity into an air intake region and an air return region. A heat dissipation duct communicating with the air intake region and the air return region is disposed in the battery module. The cyclic cooling unit is located outside the cabinet and includes an air inlet vent and an air return vent. One end of the air supply duct communicates with the air inlet vent, and the other end of the air supply duct communicates with the air intake region. The air return vent communicates with the air return region.

Abstract: The present disclosure describes mechanisms to configure user equipment (UEs) with a set of channel state information (CSI) and/or measurement configurations, and mechanisms to indicate codepoints that activate or trigger selected ones of the configured CSI/measurement configures that individual UEs are to use to report CSI and/or other measurements. The set of configurations can indicate how individual UEs are to compute CSI and/or measurement feedback reports. The set of configurations can include information about which subset of antenna ports from a set of antenna port configurations, and potential transmission power offsets between CSI reference signal (CSI-RS) and physical downlink shared channel (PDSCH). The signaling mechanisms can include radio resource control (RRC) for the CSI/measurement configurations and/or downlink control information (DCI) signaling for activation/triggering of the selected CSI/measurement configurations.

Abstract: An I-shaft assembly includes an upper shaft extending along an axis between a first upper end and a first lower end bounding a first hollow bore. An intermediate shaft extends along the axis between a second upper end and a second lower end bounding a second hollow bore. The second upper end is disposed in the first hollow bore. A lower shaft extends along the axis between a third upper end and a third lower end disposed in the second hollow bore. The upper shaft is releasably fixed for controlled movement along the axis relative to the intermediate shaft, and the lower shaft is releasably fixed against movement along the axis relative to the intermediate shaft during a normal operating condition. The upper shaft moves along the axis relative to the intermediate shaft and the lower shaft moves along the axis relative to the intermediate shaft during an abnormal operating condition.

Abstract: The invention discloses a modified chitosan-LZM-CA composite antibacterial cling film optimized by response surface methodology and the preparation method and application thereof, relates to the technical field of food packaging materials. The invention provides freshwater crayfish as the research object, and adopts the modified chitosan, lysozyme (LZM), a good film-forming material carrageenan (CA) as the composite antibacterial cling film materials, and through the response surface experimental design to determine the best ratio of modified chitosan-LZM-CA composite antibacterial cling film. Furthermore, the TVB-N value and the change value of the total number of bacterial colonies of the freshwater crayfish with the composite antibacterial cling film during refrigeration, can be regarded as indicators to examine the preservation effect, providing a theoretical basis of the chitosan composite film preservation technology development and application for freshwater crayfish and other aquatic products.

Abstract: The present application relates to a grid-connected inverter control method and a grid-connected inverter, wherein the method comprises: acquiring a DC input voltage, a grid voltage and a grid-connected reference current; determining a switching transistor operating at high frequency according to the polarity of the grid-connected reference current; determining the current working mode of the grid-connected inverter according to the grid voltage and the polarity of the grid-connected reference current; determining the switching period and the duty ratio of the switching transistor according to the DC input voltage, the grid voltage and a period calculation rule corresponding to the working mode; and controlling zero-voltage/valley-voltage switching of the switching transistor according to the switching period and the duty ratio of the switching transistor.

Abstract: A grid-connected inverter control method comprises: determining a calculation rule of the switching period meeting the zero-voltage switching condition and a mapping relationship between the capacitance value of the output capacitor and a voltage difference between a DC input voltage and a grid voltage; according to the polarity of the grid-connected reference current, determining the switching transistor operating at high frequency; according to the grid-connected current and the grid-connected reference current, determining the duty ratio; calculating the switching period according to the calculation rule of the switching period, the mapping relationship, the DC input voltage, the grid voltage, the grid-connected reference current and the duty ratio; and controlling the zero-voltage switching of the switching transistor according to the switching period and the duty ratio.

Abstract: An electric quantity balance control method includes: S1: obtaining remaining electric quantities of a plurality of energy storage devices; S2: calculating an average value of the remaining electric quantities of the plurality of energy storage devices; S3: subtracting the average value calculated in step S2 from the remaining electric quantity of each energy storage device to obtain a corresponding difference, and for each energy storage device, if the corresponding difference is greater than 0, increasing an output voltage of the energy storage device to increase its output power, otherwise if the corresponding difference is less than 0, reducing the output voltage of the energy storage device to decrease its output power. According to the energy storage device alternating current multi-phase system and the electric quantity balance control method therefor provided in the present invention, the problem of the overall endurance of the system being greatly shortened is effectively solved.

Abstract: A bearing assembly system for a vehicle steering system includes a tubular member having a radially inwardly protruding shoulder, the tubular member having a stake portion angling radially inwardly, the stake portion having a stake surface. The bearing assembly system also includes a bearing disposed within the tubular member and in contact with the radially inwardly protruding shoulder. The bearing assembly system further includes a retainer disposed within the tubular member and in contact with the bearing, the bearing disposed between the retainer and the radially inwardly protruding shoulder, the retainer having an angled surface, the angled surface in flush contact with the stake surface in a fully assembled condition.

Abstract: A load connection state detection method for an energy storage power supply. The energy storage power supply comprises an inverter power supply. The method comprises the following steps: sampling an output voltage and an output current of the inverter power supply, and calculating output apparent power (S1); and determining whether the apparent power is less than a preset power threshold; if the apparent power is greater than the preset power threshold, a detection result being that a load is connected to the energy storage power supply; and if the apparent power is less than the preset power threshold, executing an active load online detection algorithm for secondary detection, and according to the secondary detection result, determining whether a load is connected (S2).

Abstract: A multi-machine parallel energy storage system and a charging and discharging control method thereof are provided. The multi-machine parallel energy storage system includes: a single renewable energy device, at least two energy storage devices, an AC bus and a load. When the renewable energy device is connected to any energy storage device, that device becomes the master while others serve as slaves, and the master device is configured to: dynamically acquire first data, second data and third data; determine the current state of the multi-machine parallel energy storage system according to the first data, the second data and the third data; control the renewable energy device to provide electric energy to the master device when the current state meets the charging condition; and control the renewable energy device to provide electric energy to the slave device when the master device reaches a fully charged state.

Abstract: An I-shaft assembly includes an upper shaft extending along an axis between a first upper end and a first lower end bounding a first hollow bore. An intermediate shaft extends along the axis between a second upper end and a second lower end bounding a second hollow bore. The second upper end is disposed in the first hollow bore. A lower shaft extends along the axis between a third upper end and a third lower end disposed in the second hollow bore. The upper shaft is releasably fixed for controlled movement along the axis relative to the intermediate shaft, and the lower shaft is releasably fixed against movement along the axis relative to the intermediate shaft during a normal operating condition. The upper shaft moves along the axis relative to the intermediate shaft and the lower shaft moves along the axis relative to the intermediate shaft during an abnormal operating condition.

Abstract: The present application relates to a photovoltaic fault monitoring system, method and a storage medium. The photovoltaic fault monitoring system includes at least one group of photovoltaic arrays, each including multiple stages of photovoltaic modules connected in series and a processing module connected with the photovoltaic arrays. Each stage of photovoltaic modules includes a photovoltaic unit and a bound monitoring unit. The monitoring unit process and output a received communication signal when the photovoltaic unit is powered, while directly output the received communication signal when the photovoltaic unit loses power. The processing module acquires the communication signal from each monitoring unit to determine if any photovoltaic unit is faulty.

Abstract: The present application relates to a photovoltaic fault monitoring system, method and a storage medium. The photovoltaic fault monitoring system includes at least one group of photovoltaic arrays, each including multiple stages of photovoltaic modules connected in series and a processing module connected with the photovoltaic arrays. Each stage of photovoltaic modules includes a photovoltaic unit and a bound monitoring unit. The monitoring unit process and output a received communication signal when the photovoltaic unit is powered, while directly output the received communication signal when the photovoltaic unit loses power. The processing module acquires the communication signal from each monitoring unit to determine if any photovoltaic unit is faulty.