Abstract: The present invention relates to a user equipment, an electronic device, a wireless communication method, and a storage medium. The user equipment according to the present invention comprises a processing circuit configured to: select G transmit beam groups from K transmit beams of a network side device; and sending information about the selected G transmit beam groups to the network side device, wherein each of the G transmit beam groups comprises N transmit beams, the user equipment is capable of simultaneously receiving downlink information that the network side device sends by using the N transmit beams, and K, N, G are all integers greater than 1. The use of the user equipment, the electronic device, the wireless communication method, and the storage medium according to the present invention can improve beam selection process in a system that uses a beamforming technique.

Abstract: Fully automatic welding forming equipment for a special-shaped three-dimensional workpiece and a welding method is provided. The welding forming equipment includes a base station, a welding robot, a displacement worktable, an auxiliary robot, and a hopper. The welding robot, the auxiliary robot and the hopper are arranged on the base station, and the displacement worktable is arranged between the base stations. The displacement worktable adopts the structure of main and sub double frames and main and sub double rotary power, which has multiple degrees of freedom, and can flexibly adjust the position and angle of the welded parts, realize the welding requirements of any position and angle, and meet the welding operation requirements of complex special-shaped three-dimensional components without manual repair welding operation, and the multi-point welding can be realized through the cooperation of welding robot and auxiliary robot to improve the welding efficiency and quality.

Abstract: A rotary translational positioner with multiple degrees of freedom includes support frames, a main rotary dynamic structure, a main frame, an auxiliary dynamic structure, an auxiliary frame, and a worktable, where the main frame is arranged between the support frames, the main rotary dynamic structure is arranged at the end of the main frame and is located between the main frame and the support frame, the auxiliary frame is arranged in the main frame through the auxiliary dynamic structure, the auxiliary dynamic structure is arranged at the front end and the rear end of the auxiliary frame, and the worktable is arranged on the auxiliary frame. A main and auxiliary double frame structure is adopted, the main frame can adjust the position and angle of the whole welding workpiece, and the auxiliary frame can adjust the position and angle of the welding parts.

Abstract: An electronic device that includes a processing circuit that obtains, from a base station, configuration information used for beam failure recovery of a user equipment in multiple transmission/reception points (TRPs). Here, the configuration information includes a first configuration or a second configuration, the first configuration being used for determination of a beam failure event of each of the multiple TRPs, and the second configuration being used for joint determination of beam failure events of the multiple TRPs. The processing circuit of the electronic device reports the beam failure event to the base station on the basis of the configuration information.

Abstract: The present invention relates to a user equipment, an electronic device, a wireless communication method, and a storage medium. The user equipment according to the present invention comprises a processing circuit configured to: select G transmit beam groups from K transmit beams of a network side device; and sending information about the selected G transmit beam groups to the network side device, wherein each of the G transmit beam groups comprises N transmit beams, the user equipment is capable of simultaneously receiving downlink information that the network side device sends by using the N transmit beams, and K, N, G are all integers greater than 1. The use of the user equipment, the electronic device, the wireless communication method, and the storage medium according to the present invention can improve beam selection process in a system that uses a beamforming technique.

Abstract: In a field of welding technology, a welding method for a sea pipe with high efficiency and comprehensive performance under shaking of a pipe-laying ship is specifically disclosed. The welding method is as follows: performing ultra-short arc GMAW all-position welding on the sea pipe within a range of heat input of 0.2 kJ/mm˜0.3 kJ/mm, while setting a peak current, setting a peak current descent rate to 50 A/ms˜70 A/ms, and setting the necking time to 3 ms˜7 ms in the GMAW waveform to 285 A˜370 A. A welding effect of overall low heat input and partial high heat input is formed, and the stability of all-position welding of the sea pipe is guaranteed, which realizes stable welding of the sea pipe under the condition of pipe-laying ship shaking, and improves the fatigue resistance and corrosion resistance of the sea pipe.

Abstract: The disclosure belongs to the field of advanced manufacturing technology and discloses a multi-field-assisted laser melting deposition composite additive manufacturing system. The system includes a vacuum chamber atmosphere protection module, a laser melting deposition module, an ultrasonic shock peening module, a workpiece transfer module, an auxiliary thermal field induction heating module, a laser shock peening module, and an integrated control module. The vacuum chamber atmosphere protection module, the laser melting deposition module, the ultrasonic shock peening module, the workpiece transfer module, the auxiliary thermal field induction heating module, and the laser shock peening module are electrically connected to the integrated control module individually and are collaboratively controlled by the integrated control module.

Abstract: An electronic device and method for wireless communication, the method including detecting a beam quality of a currently serving beam; starting a prediction window when the detected beam quality is within a particular range, and evaluating the beam quality of the currently serving beam within the prediction window.

Abstract: A simplified method for welding a 5G position filler layer of a marine riser and a product thereof are provided, and the disclosure belongs to the technical field of welding. The method specifically includes the following. performing filler welding on the marine riser using an oscillation scanning laser-GMAW hybrid welding process; performing welding on each layer using same process parameters, then reducing gravity of a molten pool and increasing an arc force through interaction between laser and an arc, meanwhile expanding a range of a welding molten pool through an oscillation scanning behavior of the laser beam. A lack-of-fusion defect is prevented from being generated. A 5G position filler layer welding process of the marine riser is effectively simplified in the disclosure. Further, laser beam scanning also expands the range of the welding molten pool and prevents generation of the lack-of-fusion defect on a side wall.

Abstract: A welding method for improving quality of 5G all-position welding of a marine riser and a product thereof are provided, and the disclosure belongs to the technical field of welding. The welding method specifically includes the following. welding the marine riser in 5G all positions using a unified welding mode; reducing a predetermined voltage or reducing predetermined inductance in an overhead welding position to improve directivity and stability of an arc; and meanwhile increasing an arc swing width in the overhead welding position to eliminate a lack-of-fusion defect. In the disclosure, a unified welding mode suitable for flat welding is applied to marine riser welding. The process of 5G all-position welding of the marine riser is effectively simplified. The welding quality of 5G all-position welding of the marine riser is thereby effectively improved.

Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.

Abstract: The present invention relates to a user equipment, an electronic device, a wireless communication method, and a storage medium. The user equipment according to the present invention comprises a processing circuit configured to: select G transmit beam groups from K transmit beams of a network side device; and sending information about the selected G transmit beam groups to the network side device, wherein each of the G transmit beam groups comprises N transmit beams, the user equipment is capable of simultaneously receiving downlink information that the network side device sends by using the N transmit beams, and K, N, G are all integers greater than 1. The use of the user equipment, the electronic device, the wireless communication method, and the storage medium according to the present invention can improve beam selection process in a system that uses a beamforming technique.

Abstract: The present disclosure provides an electronic device and a method for wireless communication, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to determine that a beam failure event occurs on a downlink of an unlicensed band, and to execute, on the unlicensed band and in a beam failure recovery process for the beam failure event, delay reduced clear channel assessment-based uplink transmission.

Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.

Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.

Abstract: An electronic device that includes a processing circuit configured to: receive information about a number N of candidate transmit beams from a user device, where N is an integer greater than 1; select from the N candidate transmit beams a transmit beam for sending downlink information to the user device; and determine, on the basis of the selected transmit beam, a transmission configuration indication (TCI) state, and send the TCI state to the user device. The electronic device, the wireless communication method and the computer readable storage medium enable a network-side device to notify the user device of the information about transmit beams.

Abstract: An electronic device and method for wireless communication, the method including detecting a beam quality of a currently serving beam; starting a prediction window when the detected beam quality is within a particular range, and evaluating the beam quality of the currently serving beam within the prediction window.

Abstract: An electronic device and method for wireless communication, the method including detecting a beam quality of a currently serving beam; starting a prediction window when the detected beam quality is within a particular range, and evaluating the beam quality of the currently serving beam within the prediction window.

Abstract: An electronic device includes a processing circuit configured to: receive information about a number N of candidate transmit beams from a user device, wherein N is an integer greater than 1; select from the N candidate transmit beams a transmit beam for sending downlink information to the user device; and determine, on the basis of the selected transmit beam, a transmission configuration indication (TCI) state, and send the TCI state to the user device. The electronic device, the wireless communication method and the computer readable storage medium enable a network-side device to notify the user device of the information about transmit beams. In this way, the user device can determine, according to the transmit beam of the network-side device, a proper receiving beam so as to improve the gain of the system.

Abstract: The present disclosure provides an electronic device and method for wireless communication, and a computer readable storage medium. The electronic device comprises a processing circuit, configured to: determine that a beam failure occurs in a downlink of an unlicensed frequency band and generate a beam failure recovery request; perform energy detection on a first channel of a selected candidate beam, so as to send the beam failure recovery request by means of the first channel when the energy detection indicates that the first channel is idle; start a first timer while enabling the energy detection; and in the case that the first timer expires but the energy detection does not indicate that the first channel is idle, reselect a candidate beam and perform energy detection on a first channel of the reselected candidate beam.