Abstract: The present application discloses a method and a device for positioning. A first node receives Q positioning reference signals respectively on Q reference signal sub-resources; a first reference signal resource uses a first configuration; the first reference signal resource comprises multiple reference signal sub-resources, and at least one of the multiple reference signal sub-resources uses a second configuration; any of the Q reference signal sub-resources is one of the multiple reference signal sub-resources comprised by the first reference signal resource; the Q positioning reference signals are respectively transmitted by Q transmitters; the Q positioning reference signals are used for determining location information of the first node; a value of Q is used to determine the second configuration. This application enhances the accuracy of Sidelink Positioning.

Abstract: A first node receives a first information block, the first information block is used to determine a first resource pool; transmits a first signaling, the first signaling is used to determine a first time-domain resource block from the first resource pool; transmits a first positioning reference signal on a first reference signal resource; the first reference signal resource belongs to the first time-domain resource block in time domain; a configuration of the first reference signal resource is related to a locational relation between the first time-domain resource block and time-domain resources occupied by the first signaling in time domain, and the configuration of the first reference signal resource comprises at least one of a number of symbol(s) for the first reference signal resource and a time-domain location of the first reference signal resource. Application enhances the resource utilization efficiency of the sidelink positioning reference signal resource pool.

Abstract: The present application discloses a method and a device in a node for wireless communications. A node receives a first information block, the first information block used for determining a reference cell, the reference cell belonging to a first cell set; and the node monitors in a first time window at least one PDCCH candidate for DCI format(s) in a target DCI format set; a PDCCH candidate monitored for a DCI format in the target DCI format set is counted for PDCCH candidates monitored for the reference cell; a number of PDCCH candidates monitored for the reference cell in the first time window is no greater than a first threshold, and a number of non-overlapped CCEs for the reference cell in the first time window is no greater than a second threshold. The present application ensures the flexibility.

Abstract: A print control device comprises a linear modular component, a driving mechanism, and at least one guide rail. The guide rail and the linear modular component are arranged in parallel, and the driving mechanism is disposed on one end of the linear modular component. A group of sensors are respectively disposed at two ends of the linear modular component. The driving mechanism is configured to: control a print device disposed on the linear modular component to move along the guide rail in a predefined direction. The group of sensors are configured to: detect a position relationship between the print device and the sensor. If the print device arrives at the position of the sensor located in the predefined movement direction, the sensor located in the predefined movement direction stops sending the sensing signal to the driving mechanism, such that the driving mechanism controls the print device to stop movement.

Abstract: The disclosure discloses a method and device in a communication node for wireless communication. The communication node receives first information, and performs Q energy detections respectively in Q time sub-pools within a first sub-band, and if energy detected by each energy detection of the Q energy detections is lower than a first threshold, starts to transmit a first radio signal at a first time-instant; the first information is used to determine K candidate time-instant subsets; a target time-instant subset is one of the K candidate time-instant subsets, the first time-instant belongs to the target time-instant subset; a frequency-domain bandwidth of the first sub-band is used to determine the target time-instant subset out of the K candidate time-instant subsets, and frequency-domain resources occupied by the first radio signal belong to the first sub-band. The disclosure can improve access fairness.

Abstract: The disclosure provides a method and a device in a communication node for wireless communication. The communication node first receives first information and second information, and then transmits a first radio signal in W1 time sub-window(s); the first information is used for determining X candidate time window(s), any one of the X candidate time window(s) has a time length equal to a first time length, and the first time length is fixed; for a subcarrier spacing of a subcarrier occupied by the first radio signal, one of the X candidate time window(s) comprises Y candidate time sub-window(s), and the Y is related to the subcarrier spacing of the subcarrier occupied by the first radio signal; the second information is used for indicating W candidate time sub-window(s) out of the Y candidate time sub-window(s); and each of the W1 time sub-window(s) is one of the W candidate time sub-window(s).

Abstract: A bus power distribution micromodule, including a UPS; a channel door containing a bus starting end A; and at least one cabinet containing a bus section A1 or A2, wherein an input end of the bus starting end A is connected to the UPS, an output end thereof is connected to the bus section A1 or A2 by means of a connector, and the bus section A1 or A2 is disposed in the cabinet and connected to a power distribution apparatus of the cabinet. In the bus power distribution micromodule, a plug-and-play property, easy expansion and IT load flexible matching of the cabinet are realized; the bus starting end is integrated in the channel door of the micromodule, thereby facilitating convenient maintenance and operation; the beneficial effect of having a small, occupied area is achieved; and, moreover, the bus power distribution micromodule has the advantage of rapid delivery.

Abstract: The present invention provides a crystal of a compound represented by formula I as a 3-hydroxy-5-pregnane-20-one derivative and a preparation method therefor. Specifically, the present invention provides novel crystal forms A-C of the compound represented by formula I and a preparation method therefor. The novel crystal forms of the compound represented by formula I of the present invention have excellent thermal stability and mechanical stability, the preparation process thereof is simple, and the novel crystal forms have an excellent industrial implementation potential.

Abstract: A bispecific antibody and a monoclonal antibody against human thymic stromal lymphopoietin (TSLP), and a use thereof.

Abstract: A coil device includes a first coil a first coil formed by a first wire wound in a coil shape and a second coil formed by a second wire wound in a coil shape. The first coil includes a first portion provided inside the second coil and a second portion next to the first portion and the second coil along a winding axis of the first portion. A layer number of the first portion in its radial direction is one. A layer number of the second portion in its radial direction is plural.

Abstract: A method for preparing (S)-nicotine by reduction includes conducting a reduction process on an alkene compound as shown in Formula I and/or an iminium cation compound as shown in Formula II, thereby producing (S)-nicotine. The method is simple, safe, reliable, and yields both high purity and high quantities of (S)-nicotine production.

Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node in the present disclosure first receives first information, then receives second information, and then transmits a first radio signal; wherein the first information is used to determine a first transmission timing adjustment, the second information is used to determine a second transmission timing adjustment, and a start time for a transmission of the first radio signal is related to the first transmission timing adjustment and the second transmission timing adjustment; a minimum step-size size corresponding to the first transmission timing adjustment is not equal to a minimum step-size size corresponding to the second transmission timing adjustment; the first information, the second information and the first radio signal are all transmitted through an air interface.

Abstract: A method and a device in a communication node used for wireless communications is disclosed in the present disclosure. The communication node first receives first information and second information; and transmits a first radio signal in a first time window; and then transmits a second radio signal; the first information is used to determine a target time window, the second radio signal occupies a second time window in time domain, and the second information is used to determine at least one of whether the second time window belongs to the target time window or a relative position relationship between the second time window and the target time window; an end of the first time window is earlier than a start of the target time window. The present disclosure helps improve the utilization ratio of resources in Grant-Free transmission.

Abstract: A method and a device in a node used for wireless communication are disclosed in the present disclosure. A first node transmits a first sequence and a first radio signal, the first sequence being associated with the first radio signal, the first sequence being transmitted on a first random-access channel, and a first bit block being used for generating the first radio signal; receives a second radio signal, the second radio signal comprising a first information block; and transmits a second sequence and a third radio signal, the second sequence being associated with the third radio signal, and the second sequence being transmitted on a second random-access channel, the first bit block being used for generating the third radio signal; the first information block comprises a first sequence index, the first sequence index corresponds to the first sequence.

Abstract: The present disclosure provides a method and a device in a communication node used for wireless communications. A communication node receives first information and second information; and transmits a first radio signal, an SCS of a subcarrier occupied by the first radio signal is equal to a first SCS; a sum of a first timing adjustment and a second timing adjustment is used to determine a transmission timing for the first radio signal, and the first timing adjustment is used to determine a transmission timing for a radio signal transmitted earlier than the first radio signal; the second timing adjustment is equal to a sum of a first sub-adjustment and a second sub-adjustment, the first information is used to determine the first sub-adjustment, and the second information is used to determine the second sub-adjustment. The present disclosure improves scheduling flexibility.

Abstract: The present invention provides a device for blocking plasma backflow in a process chamber to protect an air inlet structure, comprising an air inlet nozzle tightly connected to an air inlet flange. The inner cavity of the air inlet nozzle is provided with an air inlet guide body, wherein the air inlet guide body has an upper structure, a middle structure, and a lower structure, the upper, middle, and lower structures are an integrated structure, the upper, middle, and lower structures are all cylindrical, the cross-sectional diameter of the upper structure is smaller than that of the middle structure, a gas gathering area is arranged between the middle structure and the lower structure, and the middle structure and the lower structure are connected by the gas gathering area.

Abstract: In some embodiments, a method selects a first template of pixels that is outside of a first block and a second template of pixels that is outside of the first block. Then, the method selects a first region of pixels that are inside the first block and a second region of pixels that are inside the first block. A first weight is calculated based on the first template of pixels and the first region of pixels and a second weight is calculated based on the second template of pixels and the second region of pixels. The first weight and the second weight are used in a motion prediction search for a second block.

Abstract: In one aspect, compositions and therapeutic use thereof are provided that can inhibit ?-synuclein cell-to-cell transmission. In embodiment, methods are provided to treat a mammal such as a human that is suffering from or susceptible to an ?-synucleinopathy that include administering to the mammal an effective amount of one or more metal nanozymes.

Abstract: A method for determining a productivity of a coalbed methane well without shutting down the well includes steps of: obtaining coalbed methane basic data; based on PVT experimental data, determining a relationship table between a pressure and a coalbed methane deviation factor, and a relationship table between the pressure and a pseudo-pressure; recording daily gas production rates, bottomhole flow pressures, and cumulative gas productions at each stabilized flow pressure test moment in at least three different production stages; determining formation pressures corresponding to each stabilized flow pressure test moment based on a material balance equation; according to the formation pressures, the bottomhole flow pressures and the production rates, determining coefficients in a deliverability equation of the coalbed methane well for determining the deliverability equation; substituting the formation pressures and the bottomhole flow pressures into the deliverability equation for obtaining corresponding product

Abstract: The present disclosure provides a method and device used in communication node for wireless communication. The communication node first receives first information on a first carrier, the first information being used for determining a first time interval; then receives a first reference signal in a first time window on a second carrier; the first time window is one of X time windows; each of the X time windows belongs to the first time interval, X being a positive integer greater than 1; at least one of a physical-cell identifier to which a transmitter of the first reference signal belongs, a position of frequency-domain resources occupied by the first reference signal in frequency domain or a position of the first time interval in time domain is used for determining the first time window out of the X time windows. The present disclosure reduces interference and overhead.