Abstract: The invention is directed to novel alkaline proteases.

Abstract: A radiation source apparatus includes a vessel, a laser, a collector, a container, and a cone structure. The vessel has an exit aperture. The laser is at one end of the vessel and configured to excite a target material to form a plasma. The collector is in the vessel and configured to collect at least radiation of a desired wavelength emitted by the plasma and to direct the collected radiation to the exit aperture of the vessel. The container is configured to receive a residue of the plasma. The cone structure is between the collector and the exit aperture and located besides the container. The cone structure includes a first inner sidewall, and a second inner sidewall adjoining the first inner sidewall and closer to the container than the first inner sidewall, and a first baffle assembly on the first inner sidewall.

Abstract: A method for producing a cyclohexanone dimer is provided. The method includes the steps of performing condensation of cyclohexanone in the presence of a solid acid catalyst to obtain the cyclohexanone dimer, wherein the solid acid catalyst includes metal oxide of tungsten and a carrier with Lewis acid sites and Brønsted acid sites. The method of the present disclosure has an advantage of mild reaction condition, fast reaction rate and high selectivity, thereby realizing the value of the industrial application.

Abstract: This disclosure relates to techniques for detecting a signal and powering off at least some receiver components if no signal is detected. A wireless device may take one or more measurements of one or more signals. The wireless device may determine, based on the measurements, whether a signal (e.g., a signal of a licensed assisted access cell) is anticipated during an upcoming time period, e.g., a subframe or portion of a subframe. If no signal is anticipated, the wireless device may power off at least some receiver functions.

Abstract: A low-profile CTS flat-plate array antenna includes a radiating layer, a mode switching layer and a feed network layer which are sequentially arrayed from top to bottom. The mode switching layer comprises a first metal plate and a mode switching cavity array arranged on an upper surface of the first metal plate and comprising 22n mode switching cavities arrayed in 2n rows and 2n columns, wherein n is an integer greater than or equal to 1. Each mode switching cavity includes a first rectangular cavity, a second rectangular cavity, a third rectangular cavity, a fourth rectangular cavity and a fifth rectangular cavity which are sequentially connected from left to right. The 2n mode switching cavities located in each row are sequentially connected end to end.

Abstract: In an implementation of a computer-implemented method, a target transaction sent by a billing initiator is received, where the target transaction includes bill information of an e-bill to be issued. In response to the target transaction, check logic is invoked in a smart contract deployed in a blockchain network, and a validity check is performed on the bill information. If the validity check succeeds, allocation logic is invoked in the smart contract, and an e-bill number is allocated to the bill information from available e-bill number segments maintained in a blockchain account corresponding to a biller of the e-bill.

Abstract: The present disclosure discloses a method, apparatus and server for providing a voice service. The method includes: receiving a request message for providing a target voice service to a device end that has accessed a third-party voice service, the request message including a request content and status information of the device end; acquiring a response message generated after processing the request content based on the status information, the response message including an operation instruction; and sending the response message to the device end. The request message and response message are generated according to a message format configured in a constructed data service framework model of the target voice service, and transmitted based on a transport protocol configured in the constructed data service framework model; and the message format is consistent with that of the third-party voice service, and the transport protocol is consistent with that of the third-party voice service.

Abstract: A computer-implemented method for storing data of a new user account in a blockchain ledger, the method including: receiving, from a first client, by a server storing data in the blockchain ledger, an operation instruction instructing the server to create a user account corresponding to a user identifier, in which the operation instruction includes the user identifier and a public key parameter; obtaining, based on the public key parameter, a public key corresponding to the user identifier; creating, in the blockchain ledger, the user account corresponding to the user identifier; generating a data record including the operation instruction and the public key; and writing the data record into the blockchain ledger.

Abstract: A muffler with ease discharge of condensate may include a housing formed of a cylinder shape and provided with an end plate at both end portions thereof, at least one baffle disposed in the housing to divide the internal space of housing into a plurality of chambers, an inlet pipe introducing exhaust gas in the housing, an outlet pipe discharging the exhaust gas from the housing the outside, so that the exhaust gas flowed into the inlet pipe flows through the chamber divided in the housing to be discharged through the outlet pipe, a condensate collecting tube disposed along the lower surface of the housing and provided with a passage in which the condensate gathered in the lower surface of the housing is introduced to be flowed and a condensate inducing tube connecting the condensate collecting tube and the outlet pipe.

Abstract: The present disclosure provides a flow switch operated by a single button, including a switching device and an outlet device. The switching device includes a diverter member and a switching assembly. The switching assembly includes a fixing member, a sealing member and a linking rod. The diverter member has a passing through chamber. The fixing member has a first movable chamber and a linking rod channel. The sealing member has a second movable chamber. The linking rod has a blocking flange and a sealing portion. The sealing member is used to control an inlet condition of the passing through chamber and the first movable chamber. The sealing portion is used to control an inlet condition of the linking rod channel. The blocking flange and the second movable chamber are correspondingly moved to make the sealing member and the sealing portion to be operated continuously with each other.

Abstract: A system and method for receiving a quadrature amplitude modulation symbol. In some embodiments, the symbol has a plurality of bits and is associated with a point in a constellation of quadrature amplitude modulation points, each point of the constellation having associated with it a binary word. The method includes receiving a first analog signal carrying a modulation; performing initial estimation, to generate a first initial modulation estimate, for a portion of the first analog signal carrying a modulation; identifying, based on the first initial modulation estimate, a row of an initial candidate lookup table, the row corresponding to a region of the constellation; and reading from the row of the initial candidate lookup table a first plurality of initial candidate points of the constellation.

Abstract: Provided are a printing ink comprising inorganic nano-materials and an electronic device manufactured by printing with the printing ink, in particular, an electroluminescent device. The composition of the provided ink comprises at least one inorganic nano-material, in particular, quantum dots, and at least one ester-based organic solvent.

Abstract: A method, a system, and an article are provided for detecting and managing anomalies associated with content presentations. An example computer-implemented method includes: obtaining a stream of data including a record of software installations on a plurality of client devices; processing the stream of data using a real-time anomaly detector to detect a first anomaly indicating that a client device was previously associated with fraudulent software installation activity; aggregating the stream of data to generate a batch record of software installations for each publisher from a plurality of content publishers; processing each batch record of software installations using a batch anomaly detector to detect a second anomaly indicating that at least one of the publishers is associated with fraudulent software installation activity; and facilitating an adjustment of content presentations on the client devices, based on at least one of the detected first anomaly and the detected second anomaly.

Abstract: Disclosed are a scenario-based sound effect control method and an electronic device. The method comprises: after being turned on, an electronic device enables a service having an interception function; the electronic device intercepts, by using the service having the interception function, whether there is a newly created audio decoder and/or video decoder in the electronic device; if determining that there is the newly created audio decoder and the video decoder in the electronic device, the electronic device determines that a current scenario is a video playing application scenario; the electronic device obtains a scenario-based sound effect corresponding to the video playing application scenario, and sets a current sound effect of the electronic device as the scenario-based sound effect.

Abstract: The present disclosure provides a prompt method and a related apparatus in a virtual scene, and a computer storage medium. The method includes obtaining, by a device comprising a memory and a processor in communication with the memory, at intervals of a preset duration or when a specified event occurs within a life cycle of a virtual scene, performance data of a plurality of virtual characters in the virtual scene within a specified time period. The method also includes determining, by the device, a best-performing virtual character currently in a best performance state in the plurality of virtual characters according to the performance data of the plurality of virtual characters within the specified time period. The method further includes generating and outputting, by the device, prompt information used for indicating the best-performing virtual character, so that a client corresponding to each virtual character in the plurality of virtual characters presents the prompt information.

Abstract: A method for transmitting channel state information includes: sending a feedback indication message, a high-efficiency long training sequence, and a resource scheduling message, wherein the feedback indication message is used to indicate more than one target STAs that need to feed back channel state information, the high-efficiency long training sequence is used for determining the channel state information by the target STAs, and the first resource scheduling message is used to indicate a communication resource used by the target STAs when the target STAs feed back the channel state information; and receiving the channel state information sent by the target STAs by using the communication resource.

Abstract: A system for capturing images of damage to an object configured to (i) store an orientation model associated with an object; (ii) receive, from a user, a request to analyze damage to the object; (iii) instruct the user to position a camera at a first position relative to the object; (iv) receive an image of the object from the camera; (v) determine whether the received image is properly framed; (vi) if the received image is not properly framed, instruct the user to adjust the position of the camera; and (vii) if the received image is properly framed, instruct the user to position the camera at a second position relative to the object. As a result, obtaining images of sufficient quality for proper processor analysis may be facilitated.

Abstract: A heat-conducting case unit for handheld electronic device includes a ceramic back cover having an outer surface and an inner surface. The inner surface faces a receiving space of the handheld electronic device and has a heat conducting element provided thereon to contact with at least one heat source in the receiving space, and the heat conducting element has a thermal conductivity higher than that of the ceramic back cover. The outer surface is exposed to an external environment. Heat produced by the heat source is transferred via the heat conducting element to the ceramic back cover, from where the produced heat is dissipated into the external environment.

Abstract: A thin film inductor includes a first magnetic thin film and a second magnetic thin film that are adjacent, the first magnetic thin film is nested in the second magnetic thin film, and a relative magnetic permeability of the first magnetic thin film is less than a relative magnetic permeability of the second magnetic thin film, and a difference between the relative magnetic permeability of the first magnetic thin film and the relative magnetic permeability of the second magnetic thin film is greater than or equal to a first threshold, where when a magnetic induction intensity of the second magnetic thin film reaches a saturated magnetic induction intensity of the second magnetic thin film, a magnetic induction intensity of the first magnetic thin film is less than or equal to a saturated magnetic induction intensity of the first magnetic thin film.

Abstract: Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for managing blockchain-based centralized ledger systems. One of the methods includes: receiving timestamps and associated signatures from an independent trust time server associated with a trust time authority by a centralized ledger server in a centralized ledger system, storing the timestamps and the associated signatures in a centralized trust timestamp blockchain that stores trust timestamp information of the trust time server for the centralized ledger system that stores data in blockchains each including a plurality of blocks, receiving a timestamp request for a block of a blockchain from a ledger server associated with the blockchain by the centralized ledger server, and transmitting a timestamp and associated signature that is stored in the timestamp blockchain and corresponds to the timestamp request to the ledger server by the centralized ledger server.