Abstract: The present disclosure discloses a detection system of a biodegradation reactor and a method thereof. The detection system of the biodegradation reactor comprises a plug-flow microbial membrane reactor, a power system, a detection system and a flow system for storing and conveying a fluid. The detection analysis of a target pollutant is realized by detecting the consumption of a reactant or the generation of a product in a biodegradation reaction process, which can be applied to the detection of a water environmental pollutant. According to the present disclosure, various microorganisms with specific biodegradation functions in a water body are used to construct the biodegradation reactor, and a specific biodegradation function of the microbial membrane reactor is realized by the acclimation of a specific pollutant, so that tedious processes such as microbial separation and purification and culture in conventional methods are avoided, and the method is simple to operate.

Abstract: A positioning method and a communication apparatus are provided. The method includes: A first terminal device obtains first information. The first information includes synchronization information of a second terminal device. The synchronization information of the second terminal device includes synchronization information between the second terminal device and a synchronization source of the second terminal device. The second terminal device is configured to assist in positioning a location of the first terminal device. The second terminal device communicates with the first terminal device through a sidelink. The first terminal device determines location information of the first terminal device based on the first information.

Abstract: Described is a network device (203) configured to operate as a first node in a communications network (200) for a user device (201) initiating a small data transmission communication session through a target node (202) in the communications network (200), the network device (203) being configured to, upon receiving a request from the target node (202), send a message to the target node (202), the message comprising an indication of small data transmission configuration information (401, 506) for the user device (201). A corresponding network device (202) configured to operate as a target node is also described.

Abstract: A discontinuous reception (DRX) parameter configuration method includes a first communication apparatus that sends data to a second communication apparatus on a sidelink based on a DRX parameter. The second communication apparatus determines an active time and a sleep period of the second communication apparatus based on the DRX parameter, and receives the data in the active time.

Abstract: Provided in the present invention is a method for intelligent identification of rice growth potential based on unmanned aerial vehicle (UAV) monitoring, the method including the following steps: obtaining rice plot images, labeling the images, establishing a deep convolutional neural network detection model, using the labeled rice plot images to optimize and train the model, inputting the rice plot images to be measured into the trained model, and detecting a location of a rice plot target frame in each image; selecting a target frame with the largest area in each rice plot image, and pre-processing a rice plot image in the target frame; and calculating a vegetation coverage rate of the pre-processed rice plot image, and determining a level of rice growth potential according to the vegetation coverage rate. Also provided in the present invention is a system for intelligent identification of rice growth potential based on unmanned aerial vehicle (UAV) monitoring.

Abstract: This application relates to a communication method and system. A first network element receives information about downlink data from a second network element, where the downlink data is from a core network device. The first network element is a first DU, and the second network element is a first CU; or the first network element is a first CU-CP, and the second network element is a first CU-UP. If the downlink data meets a downlink small data transmission condition, the first network element sends a paging message that indicates a terminal device to initiate a downlink small data transmission procedure. For example, the first network element is a DU, and the downlink data from the core network device may reach a CU.

Abstract: This application relates to a communication method and device. A terminal device sends first data to an access network device on a first resource, and starts a first timer, where the first resource is a preconfigured resource, the first data is small data, and the terminal device is in an RRC non-connected state. If first information is received before the first timer expires, the first timer is stopped, where the first information is information indicating that the first data is successfully transmitted, and the first information is MAC layer information, or the first information is information for scheduling a resource. If the first information is, for example, the MAC layer information, feedback information at a physical layer does not need to be introduced.

Abstract: The present disclosure provides a communication node for operation as a part of a distributed base station entity in a communication system, the communication node being configured to, on establishment of a small data transmission communication session by a user equipment communicating with the distributed base station entity: receive from another part of the distributed base station entity a first message indicating assistance information for the session; and after traffic data has been transferred during the session, make a decision as to whether to terminate the session in dependence on the content of the first message.

Abstract: This disclosure provides communications devices for performing hand over. In an implementation, a network device is configured to operate as a source node for a user device, wherein the user device is handed over from the source node to a target node during an ongoing communication session in a communications network, wherein the source node is configured to transmit an indication to the target node, wherein the indication indicates that the source node being an anchor node for the user device during the ongoing communication session.

Abstract: A method performed by an apparatus in a non-radio resource control (RRC) connected state includes performing a first RRC connection resume procedure for a radio access network-based notification area update in response to a first preset condition being met. The first preset condition includes determining that a first timer does not run and a second timer expires, or the first preset condition includes determining that the apparatus receives a system information block 1 of a first serving cell, the first serving cell does not belong to a configured radio access network-based notification area, and the first timer does not run, and the first timer is started in response to the apparatus initiating a second RRC connection resume procedure for small data transmission, and the second timer is started in response to the apparatus receiving a RRC release message comprising a duration of the second timer.

Abstract: Provided is a method for detecting ammonia nitrogen content by using a nitrification biological reaction. In the present disclosure, the nitrifying microorganisms have high specificity for ammonia nitrogen, a metabolism and oxygen consumption capacity closely related to the ammonia nitrogen concentration, high accuracy and high sensitivity of ammonia nitrogen detection, and are not easily disturbed by water body chromaticity, suspended matters, and the like. In addition, the activity of the nitrification microorganism membrane reactor can be kept stable for a long term, and the stability of a sensor is good for long-term use. In the present disclosure, with a mono-component or multi-component solution containing inorganic nitrogen and inorganic carbon as a nitrification nutrient solution, a nitrification microorganism membrane with strong adaptability to the environment, a stable structure, a high selectivity for ammonia nitrogen, and an ability of efficiently degrading ammonia nitrogen can be obtained.

Abstract: A data transmission method includes: The terminal obtains quality of a channel between the terminal and the access network device; and determines to send the uplink data in a random access manner (a 2-step random access manner or a 4-step random access manner) or a CG manner when the channel quality is greater than a first threshold; or sends the uplink data in the 2-step random access manner or the CG manner when the channel quality is greater than a sixth threshold; or sends uplink data in the 4-step random access manner when the channel quality is less than a sixth threshold. The solutions of this application may be widely applied to the fields of communication technologies, artificial intelligence, Internet of Vehicles, Internet of Smart home, and the like.

Abstract: Embodiments of this application relate to a wireless communication method applied to transmission user equipment (Tx UE), including: receiving first secondary carrier status indication information from a network device, to indicate that each of a plurality of secondary carriers is in an activated state or a deactivated state, the plurality of secondary carriers are used for multi-carrier sidelink communication between the transmission user equipment and at least one reception user equipment, and each of the at least one reception user equipment corresponds to at least one of the plurality of secondary carriers; and sending second secondary carrier status indication information to each reception user equipment, to indicate that each of the at least one secondary carrier is in an activated state or a deactivated state.

Abstract: A wireless communication method implemented by a transmission user equipment includes receiving first secondary carrier status indication information from a network device, where the first secondary carrier status indication information indicates that each of a plurality of secondary carriers is in an activated state or a deactivated state, the plurality of secondary carriers are used for multi-carrier sidelink communication between the transmission user equipment and at least one reception user equipment, and each reception user equipment corresponds to at least one secondary carrier; sending second secondary carrier status indication information to each reception user equipment, where the second secondary carrier status indication information indicates that each of the at least one secondary carrier is in an activated state or a deactivated state; and when acknowledgment information is received from one or more reception user equipments, sending secondary carrier setting complete information to the network

Abstract: A discontinuous reception (DRX) parameter configuration method includes a first communication apparatus that sends data to a second communication apparatus on a sidelink based on a DRX parameter. The second communication apparatus determines an active time and a sleep period of the second communication apparatus based on the DRX parameter, and receives the data in the active time.