Abstract: The disclosure provides a method and a device in a node for wireless communication. A first node receives a first signal and a second signal, and the first node transmits a first information block and a second information block in a first time window. The first information block and the second information block are used for determining whether the first signal and the second signal are correctly received respectively; transmit power values of physical layer channels carrying the first information block and the second information block are both a first power value. Through the design in the disclosure, a transmit power of a feedback channel on a sidelink is associated with a priority; and when multiple feedback channels are transmitted in one same time window, a proper transmit power can be determined to optimize performances of the feedback channels on the sidelink.

Abstract: The present disclosure discloses a method and device for use in wireless communication nodes. A first node firstly receives a first signaling and then transmits a first radio signal and first information in a first time-frequency resource set; the first signaling is used to determine the first time-frequency resource set, and the first signaling comprises a first field, the first field being used to determine a first parameter set out of K1 parameter sets, the first parameter set comprising K2 first-type parameters, at least one of the K2 first-type parameters is used to determine a first integer, and a number of REs occupied by the first information in the first time-frequency resource set is equal to the first integer; the K1 parameter sets are related to a first condition set. The present disclosure helps improve UCI transmission performance, thus avoiding excessive uplink data resources occupied by UCI.

Abstract: The present disclosure discloses a method and a device in a node for wireless communication. A first node receives first information, the first information being used for determining a first parameter set, the first parameter set comprising K1 power parameters; and the transmits a first radio signal; a transmitting power value of the first radio signal is a first transmitting power value, a first power parameter is one of the K1 power parameters, the first power parameter is used for determining the first transmitting power value; information of a position of the first radio signal relative to the first node is used for determining the first power parameter out of the K1 power parameters. The present disclosure manages to associate arrival expected power or pathloss compensation factors on the PC5 link in V2X system with the distance between two terminals in communication with each other in V2X network.

Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station used for wireless communication. The UE performs energy detection in a first time interval to obtain a first detection power, and performs energy detection in a second time interval to obtain a second detection power; a value of the first count is obtained according to the relationship between the first detection power and a first threshold, and a value of the second count is obtained according to the relationship between the second detection power and a second threshold. The present disclosure optimizes the selection of beamforming-based transmission parameter group by establishing a relationship between a spatial transmit parameter group adopted by the first radio signal, a length of a time window for energy detection and multiple thresholds, thereby improving overall system performance.

Abstract: A method and device for power adjustment in a user equipment and a base station are disclosed in the present disclosure. The user equipment receives first information which is used to trigger a first operation, and then receives K piece(s) of target information and transmits a first wireless signal. A transmission power value of the first wireless signal is a first power value; the first power value is irrelevant to all piece(s) of target information received prior to triggering the first operation. The K piece(s) of target information is(are) received after triggering the first operation. The sum of K power offset value(s) is used to determine the first power value. The K power offset value(s) are respectively indicated by the K piece(s) of target information.

Abstract: The present disclosure provides a bandpass filter based on effective localized surface plasmons (ELSPs) and an operation method thereof. The bandpass filter includes a metal ground plane on a lower portion and a dielectric substrate in a middle as well as microstrips and dielectric resonators on an upper portion, where the microstrips at two terminals are symmetric with each other; each dielectric resonator includes a cuboid dielectric body and two metal strips, where the two metal strips each the same as the cuboid dielectric body in length are respectively located in a middle of an upper surface and lower surface of the dielectric body; and two microstrips are respectively connected to the metal strips on lower surfaces of two dielectric resonators, so as to be used as ports for feeding.

Abstract: The present disclosure provides a method and a device in a node used for wireless communications. A first node receives a first signal in a first cell and receives a second signal in a second cell; and then transmits a target information set on a first channel; a serving cell identity of the first cell is a first ID, while a serving cell identity of the second cell is a second ID, the first ID being smaller than the second ID; when the second cell is capable of scheduling a target cell, a measurement on the second signal is used for generating the target information set. By associating the CSI transmission corresponding to a cell with whether the cell is capable of scheduling a PCell, the transmission of CSI under Cross-Carrier Scheduling can be optimized, thus improving the entire system's performance.

Abstract: The present disclosure provides a method and device in a node for wireless communications. A first node first receives first information, the first information being used for determining a target carrier; then detects a first signaling in a first candidate resource set; and when the first signaling is detected, operates a first signal in a first carrier, and the first signaling is used for determining time-frequency resources occupied by the first signal; the first signaling carries a first identifier, and the first identifier is used for identifying the first carrier; the first candidate resource set comprises a positive integer number of candidate resource group(s), and the first signaling occupies a candidate resource group in the first candidate resource set. The present disclosure configures different Carrier Indicator Fields (CIFs) for the first carrier to optimize the mode of blind detection, thus improving performance of the system.

Abstract: The present disclosure provides a method and a device in a node for wireless communications. A first node transmits a first signal in a first cell, and transmits a second signal in a second cell; a serving cell identity of the first cell is a first ID, and a serving cell identity of the second cell is a second ID, the first ID being smaller than the second ID; when the second cell is capable of scheduling a target cell, the second signal comprises first UCI; when the second cell is incapable of scheduling a target cell, the first signal comprises the first UCI. By associating whether a cell can piggyback UCI with whether a cell can schedule a PCell, the present disclosure manages to optimize UCI transmitting under Cross-Carrier Scheduling, hence improving the entire system's performance.

Abstract: This disclosure provides an interactive electronic tag device communication system and method, including: a background server, a base station, an electronic tag device and an external device; the external device transmits first data to an electronic tag device through a second communication path; the electronic tag device receives the first data and transmits the same to a base station through a first communication path, and enters a fast monitoring mode; the base station receives the first data and transmits the same to background server; the background server generates a control instruction and second data, and transmits the same to the base station; the base station receives a fast wake-up instruction, control instruction and the second data and transmits the same to electronic tag device through the first communication path; the electronic tag device receives fast wake-up instruction, control instruction and second data, and switches to the normal monitoring mode after completing communication.

Abstract: The disclosure provides a method and a device in a node for wireless communication. A first node receives a first signal and a second signal, and the first node transmits a first information block and a second information block in a first time window. The first information block and the second information block are used for determining whether the first signal and the second signal are correctly received respectively; transmit power values of physical layer channels carrying the first information block and the second information block are both a first power value. Through the design in the disclosure, a transmit power of a feedback channel on a sidelink is associated with a priority; and when multiple feedback channels are transmitted in one same time window, a proper transmit power can be determined to optimize performances of the feedback channels on the sidelink.

Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE first receives a first signaling, the first signaling indicating to transmit a first bit block in a first time-frequency resource block, then receives a second signaling, the second signaling indicating to transmit a second bit block in a second time-frequency resource block, and finally transmits a second radio signal in the second time-frequency resource block; the second bit block is used for generating the second radio signal; the first bit block includes a first bit subblock and a second bit subblock; the transmission mode in the first time-frequency resource block is associated with a relationship between an end time of time-frequency resources in the first time-frequency resource block assigned to the first bit subblock and a start time of the second time-frequency resource block.

Abstract: The present invention discloses a method for injecting non-condensable gas or application of in-situ combustion to recover remaining oil in a heavy oil reservoir with bottom water, comprising the following steps: drilling a new horizontal well in an oil layer between the existing horizontal production well location and the bottom water layer; preheating the new horizontal well; after the horizontal section of the horizontal well is in thermal communication with the upper steam/gas chamber, performing gas injection in existing wells to maintain pressure slightly higher or similar to the pressure of the bottom water layer, and converting the horizontal well into a continuous production well; drilling a vertical well in the unswept reservoir area; establishing a fluid communication in the oil layer between the vertical well and the horizontal well, injecting air or oxygen into the vertical well; in the later stage of the horizontal well, stopping gas injection and gradually reducing the pressure in the steam/gas

Abstract: A method and device for a user equipment, a base station and a service center is disclosed; the UE transmits first information, then receives X1 first signals and transmits a first measurement report; first information is used to determine X1 first antenna port(s); first measurement report includes K1 piece(s) of measurement information, and each of K1 piece(s) of measurement information is for one of X1 first signals; measurement information is used to determine at least the first two of the corresponding set of time length, first antenna port, or first angle; By designing first information and first measurement report, feedback information of beam selection is used to determine generation and transmission of positioning reference signal under the condition of the base station and the UE supporting beamforming, utilizing beamforming has strong directional characteristics to improve the accuracy of UE positioning.

Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE transmits a first radio signal in a first air-interface resource, and receives first information, the first information including first sub-information and second sub-information. The first air-interface resource belongs to a first air-interface resource subpool, and the first air-interface resource subpool belongs to a first air-interface resource pool; the second sub-information includes Q1 fields, and the second information is used for indicating whether a bit block transmitted in the first air-interface resource pool is correctly received; a first field is one of the Q1 fields, and a first bit is a bit in the first field which is used for indicating whether the first radio signal is correctly received. The present disclosure indicates downlink feedback of grant-free uplink transmission through two levels of sub-information.

Abstract: The process of making a lithium ion battery cathode comprises the step of forming a slurry of an active material, a nano-size conductive agent, a binder polymer, a solvent and a dispersant. The solvent consists essentially of one or more of a compound of Formula 1, 2, or 3, and the dispersant comprises an ethyl cellulose.

Abstract: The disclosure provides a method and a device in a first node for wireless communication. The first node first monitors a first signaling and a second signaling in a first time-frequency resource set, then judges whether to transmit a first radio signal according to a monitoring result of the first signaling, and finally transmits the first radio signal in a second time-frequency resource set, when judging to transmit the first radio signal; wherein the second signaling is not detected in the first time-frequency resource set, a signaling format corresponding to the second signaling is used for scheduling of a data signal. Through designing the first signaling and the second signaling, the disclosure solves the problem of missing detection of a sidelink scheduling signaling in Vehicle-to-Everything (V2X) caused when a data receiver only feeds back incorrect reception, thereby improving the overall performance of the system.

Abstract: The disclosure provides a method and a device used in a node for wireless communication. A first node first transmits a first sequence and a first radio signal, at least one of the first sequence or the first radio signal carrying a target identifier, then monitors a first type of information in a first time window, and finally transmits a second sequence and a second radio signal when no feedback is detected for the first sequence and the first radio signal in the first time window; wherein at least one of the second sequence or the second radio signal carries the target identifier. Through the above design, the disclosure realizes re-transmissions of a preamble and information included in a Message A in 2-step random access scenarios, thereby improving the spectrum efficiency and improving the performance of transmission of the Message A in 2-step random access scenarios.