Abstract: Provided are a radio frequency front-end module, an antenna system and an electronic device. The radio frequency front-end module includes an antenna switch module connected with a first antenna interface, a first amplifier unit, a second amplifier unit, and a first switch unit. The first amplifier unit is configured to amplify a signal at a first frequency band and transmit the signal to the antenna switch module. The first switch unit is connected with each of a second antenna interface and the antenna switch module. The second amplifier unit is configured to amplify a signal at a second frequency band and transmit the signal to the first switch unit. The first switch unit is configured to transmit the signal at the second frequency band to the second antenna interface or the antenna switch module.

Abstract: The present application relates to a C-terminus modified human papillomavirus type 11 L1 protein and the use thereof. Specifically, the present application relates to a C-terminus modified human papillomavirus (HPV) type 11 L1 protein, a nucleotide encoded thereby, a vector containing the nucleotide, a cell containing the vector, a pentamer or virus-like particle composed of the HPV11 L1 protein, and a vaccine containing the pentamer or virus-like particle and a vaccine adjuvant, and the use thereof in the prevention of HPV infection and HPV infection-related diseases.

Abstract: The present application relates to a modified human papillomavirus (HPV) type 52 L1 protein and a use thereof. Specifically, the present application relates to a HPV type 52 L1 protein, a nucleotide encoded thereby, a carrier comprising the nucleotide, a cell comprising the carrier, a pentamer or virus-like particle consisting of the HPV-52 L1 protein, a vaccine comprising the pentamer or virus-like particle and a vaccine adjuvant, and a use thereof in the prevention of HPV infections and HPV infection-related diseases.

Abstract: The present application relates to a C-terminus modified human papillomavirus type 6 L1 protein and use thereof. Specifically, the present application relates to a C-terminus modified human papillomavirus (HPV) type 6 L1 protein, an encoded nucleotide thereof, a vector comprising the nucleotide, a cell comprising the vector, a pentamer or virus-like particle composed of the HPV6 L1 protein, a vaccine containing the pentamer or virus-like particle and a vaccine adjuvant, and the use thereof in prevention of HPV infection and HPV infection-related diseases.

Abstract: A method of storing data includes: determining the write priority of data, in response to a write request for data by a host; writing the data into a first type of memory cell, in response to the write priority of data being a first write priority; and writing the data into a second type of memory cell, in response to the write priority of data being a second write priority. The second write priority is higher than the first write priority, and the write speed of the second type of memory cell is higher than the write speed of the first type of memory cell.

Abstract: A system and method for altering the visual appearance of moving physical forms is disclosed. The moving physical forms may include solids, liquids, gasses and any combination thereof. The system and method may include video capturing devices for capturing video footage of the moving forms, a controller for altering the captured video footage of the moving forms, and video projecting devices for projecting the altered video footage back onto the moving forms.

Abstract: A plate heat exchanger includes a number of first heat exchange plates and a number of second heat exchange plates. The first heat exchange plate includes a first wave crest and a first wave trough. The second heat exchange plate includes a second wave crest and a second wave trough. Along a thickness direction, a maximum distance between the first wave crest and the first wave trough is h. In a direction of a shortest line connecting tops of adjacent first wave crests, a minimum connecting width of the first wave trough and the second wave crest is W1, and a minimum connecting width of the first wave crest and the second wave trough is W2. At least one of a ratio of W1/h and a ratio of W2/h is within a range of 0.25 to 2.5 to ensure the connection strength between adjacent heat exchange plates.

Abstract: This disclosure generally relates to power generation methods and systems based on gas turbine engines, and particularly to mobile and adaptive power generation systems and methods based on gas turbine engine for supplying mechanical and/or electrical power for fracturing operations at an oil wellsite. Various systems, platforms, components, devices, and methods are provided for flexibly and adaptively configure one of more gas turbines, hydraulic pumps, and electric generators to support both fracturing and electric demands at a well site. The disclosed implementations enable and facilitate a mobile, adaptive, and reconfigurable power system to provide both mechanical and electric power for hydraulic fracturing operation.

Abstract: A radio frequency device, multi-band phase shifter assembly, an antenna system and a base station antenna in which metasurface decoupling elements between transmission lines are provided. For example, a radio frequency device may include: a substrate; a first transmission line printed on a first major surface of the substrate; a second transmission line adjacent the first transmission line printed on the first major surface of the substrate; a metasurface decoupling element printed on the first major surface of the substrate, where the metasurface decoupling element is arranged between the first transmission line and the second transmission line.

Abstract: The present disclosure provides a multifunctional fuse. The multifunctional fuse includes a fuse element, a pre-charging resistor, and an inner housing. The inner housing is provided with a receiving cavity, the fuse element is received in the receiving cavity, and the pre-charging resistor is wound around an outer side of the inner housing and is in contact with the inner housing. The multifunctional fuse of the present disclosure resolves problems of large volumes and high costs of a pre-charging resistor and a fuse in a high voltage circuit in the related art.

Abstract: The disclosed computer-implemented method may include (1) receiving information associated with a real-time output of a recognition model adapted to recognize at least one behavior of a user, (2) determining, based on the information, a level of uncertainty associated with the real-time output, (3) modulating at least one attribute of feedback based on the level of uncertainty, and (4) presenting the feedback to the user substantially contemporaneous with the real-time output of the recognition model. Various other methods, systems, and computer-readable media are also disclosed.

Abstract: Techniques for adaptively visualizing content in an artificial environment based on the attention of a user. In one particular aspect, a computer-implemented method is provided that includes obtaining input data from a user, inferring content that is of interest to the user based on features gathered from the user's attention in the input data, identifying virtual content data based on the content that is of interest to the user, determining modifications to be applied to the virtual content data based on relevancy, applying the modifications to the virtual content data to generate a final format for the virtual content data, and rendering virtual content in the extended reality environment displayed to the user based on the final format for the virtual content data. The virtual content rendered from relevant virtual content data is more prominently displayed as compared to the virtual content rendered from semi-relevant and non-relevant virtual content data.

Abstract: The present disclosure belongs to the technical field of biology, and in particular relates to an attenuated strain of African swine fever virus (ASFV) with IPTG-induced deletion of a D1133L gene and use thereof. In the present disclosure, it is firstly found that the D1133L protein of ASFV can inhibit production of IFN-? and downstream cytokines ISG-15 and ISG-56, and can be used as an immunosuppressant with a relatively strong immunosuppressive effect. In addition, the attenuated strain of ASFV with IPTG-induced deletion of the D1133L gene is constructed. Specifically, a screening expression cassette is inserted into a position before the non-structural protein gene D1133L of the ASFV using an Escherichia coli lac operator-repressor system, to obtain a recombinant virus. In the presence of the IPTG, the recombinant virus has similar characteristics to a wild-type virus; and in the absence of the IPTG, the expression of the D1133L protein is inhibited.

Abstract: The present disclosure provides a method for preparing resorcinol through micro-channel reaction. In the method, resorcinol is prepared through micro-channel reaction using m-aminophenol as a raw material, a diazo salt is synthesized at 0° C. or more, hydrolysis of the diazo salt is performed at 90° C. or less, and then reaction conditions are reduced; the reaction time is decreased from traditional 10 hours to less than 2 minutes, and therefore the reaction time is significantly shortened; the purity of a product is 75% or more, which is significantly improved.

Abstract: An intake-exhaust transport apparatus, a mobile power generation system and an assembling method thereof are provided. The assembling method includes: roughly adjusting a position of the intake-exhaust system in a second direction with respect to the power generation apparatus by the second conveyance; jacking up the intake assembly and the exhaust duct as a whole, to be higher than a height of the power generation apparatus by the lifting mechanism; moving the power generation apparatus to a region under the intake-exhaust system by the first conveyance and adjusting a position of the power generation apparatus in the first direction with respect to the intake-exhaust system; and connecting the intake assembly and the exhaust duct to a top of the power generation apparatus.

Abstract: This disclosure generally relates to power generation methods and systems based on gas turbine engines, and particularly to mobile and adaptive power generation systems and methods based on gas turbine engine for supplying mechanical and/or electrical power for fracturing operations at an oil wellsite. Various systems, platforms, components, devices, and methods are provided for flexibly and adaptively configure one of more gas turbines, hydraulic pumps, and electric generators to support both fracturing and electric demands at a well site. The disclosed implementations enable and facilitate a mobile, adaptive, and reconfigurable power system to provide both mechanical and electric power for hydraulic fracturing operation.

Abstract: Presented here is a method to predict whether a user of a wireless telecommunication network will report a problem or issue associated with the wireless telecommunication network. A processor can obtain multiple key performance indicators (KPIs) describing a user experience with the wireless telecommunication network. The processor can calculate at least a daily value of each KPI according to a rule specific to the KPI. The processor can create an image representing a value of each KPI, where a first axis of the image identifies the KPI, and where a second axis of the image represents the daily value of the KPI. The processor can predict whether the user of the wireless telecommunication network will report the problem by providing the image to a machine learning model and receiving a prediction from the machine learning model whether the user of the wireless telecommunication network will report the problem.

Abstract: The disclosed system identifies and resolves telecommunication network problems and/or problems with devices utilizing the network. The system segments the user devices into groups having similar characteristics, by grouping together devices more likely to leave the network, and devices less likely to leave the network. Each group of devices has a trained machine learning model, to predict the NEX score for each device. The system focuses on devices with a low NEX score. The system determines whether the problem is with the network and/or the problem is with the device. The system gathers information from network monitoring software and determine which tower caused, for example, the call to drop. The system determines technological capability of the device from the device TAC number. The system suggests solutions to the network problems by suggesting adding a sector, tuning an antenna, etc., or if the device has problems, adjusting phone settings.

Abstract: An embodiment of the present invention discloses a travel assisting method, including: extracting trip information from content saved in a terminal and saving the extracted trip information in a trip list; selecting the trip information from the trip list, automatically connecting to a preset network address or a preset server address, and searching by using part or all of content of each piece of the selected trip information as a key word, so as to obtain assisting information corresponding to the trip information; and generating prompting information. Correspondingly, an embodiment of the present invention further discloses a terminal. The present invention enables the terminal to automatically provide effective reference information for a user according to a trip of the user, solving the problem that an operation is troublesome and time-consuming when the user obtains trip-related assisting information by using the terminal.