Abstract: An optical member driving mechanism for connecting an optical member is provided, including a fixed portion and a first adhesive member. The fixed portion includes a first member and a second member, wherein the first member is fixedly connected to the second member via the first adhesive member.

Abstract: The present disclosure provides a GaAs monolithic integrated terahertz low-noise communication system transceiver front-end, including an intermediate frequency circuit and a terahertz circuit. The terahertz circuit includes a local oscillator frequency tripler, a local oscillator unidirectional 3 dB filter coupler, a radio frequency 180° filter coupler, and two terahertz GaAs monolithic integrated subharmonic mixers. The local oscillator unidirectional 3 dB filter coupler and the radio frequency 180° filter coupler each include one ring-cylindrical resonant cavity and four rectangular waveguides. The ring-cylindrical resonant cavity is divided into four rectangular waveguides which are correspondingly connected to the four sector-annular resonant cavities, respectively.

Abstract: Disclosed are a lower jacking member, a wire withdrawal method based on the lower jacking member, and a squaring machine including the lower jacking member. The lower jacking member is used for axially fixing a bottom surface of an edge scrap formed by cutting a round rod, and a bottom outline of the edge scrap has a cutting edge. The lower jacking member includes at least two single components, and drive structures independently connected to the single components. A spacing between at least one of the single components and the cutting edge is different from a spacing between the rest of the single components and the cutting edge; and the drive structures are used for driving tops of the single components to abut against the bottom surface of the edge scrap.

Abstract: A device for atomization of water and essential oil includes a water atomization assembly, an essential oil atomization assembly, and a vacuum pump. The water atomization assembly includes a first housing, a water container disposed in the first housing, an ultrasonic atomization module disposed in the first housing to atomize water from the water container. The essential oil atomization assembly includes a second housing, an essential oil atomization module disposed in the second housing, and an essential oil container. The vacuum pump is fixedly disposed on a bottom end of the first housing. The essential oil atomization module is connected to and disposed above the essential oil container; the essential oil container is at least partially disposed in the second housing; the first housing includes an outer wall including a recess, and the second housing is fixedly embedded in an upper part of the recess.

Abstract: A process system of a follower fixture for tank moving support is provided and includes a conveying table slidably provided with a bearing platform through a screw slide rail assembly and provided with an outer frame assembly; a lifting platform is slidably installed in the outer frame assembly; positions of the lifting platform and the bearing platform are corresponded up and down; the outer frame assembly is slidably provided with a robot component; both sides of the conveying table are provided with loading platforms; workpieces are placed on one loading platform, and a fixture system is placed on the other loading platform; the fixture system and the workpieces are both placed in the moving range of the robot component, and positions of the fixture system and the workpieces are corresponded. problems including processing flexibility cannot be realized can be solved.

Abstract: The invention discloses a fusion protein and its preparation method for intermediate polypeptide of Semaglutide. The invention belongs to the technical field of genetic engineering and polypeptide preparation. The fusion protein comprises a fusion peptide, a protease cleavage site and a target main molecular sequence. By optimizing the fusion peptide sequence, changing the isoelectric point and hydrophilicity of the protein, the highest expression of the fusion protein is effectively increased to 13.1 g/L. Meanwhile, the properties of fusion protein are also improved, which is conducive to the development of subsequent extraction, enzyme digestion and purification processes. The yield of intermediate polypeptide after enzyme digestion is 3.62 g/L. The production cost of Semaglutide intermediate polypeptide Arg34GLP-1(9-37) is reduced from the source, which is conducive to industrial scale-up and suitable for industrial production.

Abstract: This application discloses a data transmission method and apparatus, the method comprising: sending first information to a terminal device, wherein the first information indicates at least two transmission configuration indicator (TCI)-states; sending a radio resource control (RRC) signaling to the terminal device, wherein the RRC signaling configures a total quantity of transmission times that a same transport block (TB) is to be transmitted in different time units; and sending the same TB in each time unit of the different time units using the at least two TCI-states, wherein a time interval is between two adjacent time units in which the same TB is transmitted.

Abstract: A communication method and apparatus are provided, so that a terminal device performs a plurality of uplink transmissions simultaneously. The terminal device may determine at least two actual transmit powers based on expected transmit powers respectively corresponding to at least two uplink transmissions performed simultaneously, and a first maximum transmit power of the terminal device and/or second maximum transmit powers corresponding to the at least two uplink transmissions, and then perform uplink transmission simultaneously based on the at least two actual transmit powers. In this way, the terminal device may determine actual transmit powers for the plurality of uplink transmissions performed simultaneously, to simultaneously perform the plurality of uplink transmissions (for example, simultaneously perform uplink transmission by using a plurality of stations or antenna panels), thereby improving an uplink throughput.

Abstract: A power headroom reporting method and an apparatus are provided. The method includes: A terminal determines a power headroom based on a maximum transmit power of the terminal and a sum of expected transmit powers respectively corresponding to at least two antenna panels or transmission beams in the terminal. The terminal sends indication information of the power headroom to a network device. According to the method and the apparatus, in a scenario in which the terminal performs uplink transmission by using a plurality of antenna panels, each antenna panel corresponds to one transmission beam, so that the terminal can accurately report the power headroom, thereby facilitating subsequent uplink transmission scheduling and power control performed by a base station, and improving performance of the uplink transmission performed based on the plurality of antenna panels.

Abstract: This application provides a data transmission method and apparatus, to determine a TCI-state used for data transmission and correctly receive downlink data, thereby improving data transmission efficiency. The method includes: receiving downlink control information (DCI); and if an offset between the DCI and a corresponding physical downlink shared channel (PDSCH) is less than a preset threshold, at least one transmission configuration indicator (TCI) states configured for a serving cell of scheduled PDSCH comprises quasi-co-location (QCL-TypeD) information, and at least one TCI codepoint indicates two TCI states, receiving the corresponding PDSCH by using two default TCI-states corresponding to a smallest codepoint among TCI codepoints indicating two different TCI-states.

Abstract: This application discloses an information determining method and an apparatus, the information determining method includes: receiving indication information; and when the indication information indicates two TCI-states, and the indication information indicates that a quantity of consecutive transmissions of the same transport block is greater than 1, receiving the same transport block by using the two TCI-states at different time; or when the indication information indicates two TCI-states, and the indication information does not indicate the quantity of consecutive transmissions of the same transport block, simultaneously receiving the same transport block by using the two TCI-states, wherein the two TCI-states correspond to two code division multiplexing (CDM) groups of demodulation reference signal (DMRS) port.

Abstract: A method and an apparatus for determining a status of an antenna panel. A terminal receives configuration information including at least one downlink signal resource set. When determining that a first antenna panel corresponding to a first downlink signal resource set is turned on, the terminal measures quality of a resource in the first downlink signal resource set by using the first antenna panel, and sends first feedback information. The first feedback information may indicate the quality of the resource in the first downlink signal resource set. When the first antenna panel is turned off, the terminal skips measuring the quality of the resource in the first downlink signal resource set, and sends second feedback information. The second feedback information is used to indicate that the first antenna panel is turned off.

Abstract: This application provides an information reporting method, including: receiving configuration information sent by a network device, where the configuration information is used to configure a first resource set and a second resource set, the first resource set is used for channel measurement, the second resource set is used for interference measurement, identifiers that are of N first resources and that are in the first resource set are in a one-to-one correspondence with identifiers that are of N second resources and that are in the second resource set, and N is an integer greater than 1, where if the identifiers of the N second resources are the same, receive parameters of the N first resources are the same; measuring signal strengths on the N first resources, to obtain N first signal strengths. According to this application, overheads of interference measurement resources are reduced.

Abstract: This application discloses a data transmission method and apparatus. A network device determines first information, where the first information is used to indicate transmission parameters required for a plurality of transmissions of to-be-transmitted data; the network device sends the first information to a terminal device; and the network device sends the to-be-transmitted data to the terminal device for a plurality of times based on the first information.

Abstract: Embodiments of this application disclose a communication method and a communication apparatus. The method in embodiments of this application includes: A terminal device performs first-type measurement on a first reference signal, to obtain a first measurement result. The terminal device sends the first measurement result to a network device. The terminal device performs second-type measurement on a second reference signal based on the first measurement result, to obtain a second measurement result. The terminal device sends the second measurement result to the network device. It can be learned that, according to the foregoing technical solution, the terminal device reports the second measurement result to the network device, and the network device does not need to trigger, by using downlink control information, the terminal device to report the measurement result, so that signaling overheads and latency overheads are reduced.

Abstract: A vehicle steering method is provided for a vehicle having a plurality of steering wheels operated by a plurality of users. The method includes obtaining steering information from the plurality of steering wheels of the plurality of users; obtaining priority information of the steering wheels of the corresponding plurality of users; and in response to a user of a steering wheel with a highest priority operates to steer the vehicle, reading the steering information of the steering wheel with the highest priority.

Abstract: A beam indication method and an apparatus are provided. The method includes: A terminal device receives first configuration information from a network device, to configure M common beams of a same type, where M is an integer greater than 1. The terminal device receives first indication information from the network device, to activate N common beams, and group the N common beams into a first common beam group and a second common beam group, where N is an integer greater than 1 and less than or equal to M. Further, the terminal device receives one or more pieces of first downlink control information from the network device, to indicate two common beams of a same type.

Abstract: This application provides a communication method and apparatus. A terminal device receives a correspondence between reporting information and a to-be-activated TCI state, and a configured one-to-one correspondence between at least one TCI state and at least one first field, so that the terminal device can determine a to-be-activated TCI state and a first field corresponding to the TCI state. Therefore, on the basis of an existing mechanism of TCI state activation, based on reporting information of a terminal, the terminal device can autonomously activate a TCI state, and associate the TCI state with a corresponding field, so that signaling overheads and an indication delay are reduced, to improve performance of data transmission, and achieve good forward compatibility.

Abstract: Embodiments of this application disclose a beam usage method, including: A first communication device determines a first beam and a second beam, where the first beam and the second beam are beams of a same type. The first communication device determines, according to a first rule, a beam used for a first control resource set, where the beam used for the first control resource set is the first beam and/or the second beam. In this way, the first communication device correctly applies a beam, that is indicated by a network device, to a channel corresponding to a control resource set, so that the channel corresponding to the control resource set is transmitted through the correct beam, to improve communication transmission performance.

Abstract: This application provides a data transmission method and apparatus, to determine a TC-state used for data transmission and correctly receive downlink data, thereby improving data transmission efficiency. The method includes: receiving a first physical downlink control channel (PDCCH), where the first PDCCH is used to schedule a first physical downlink shared channel (PDSCH); receiving a downlink signal by using a first transmission configuration indicator state (TC-state); obtaining a time interval between the first PDCCH and the first PDSCH; and if the time interval is less than a preset threshold, obtaining the first PDSCH from the downlink signal.