Abstract: An apparatus for generating beam failure information, includes a memory and processor circuitry, the memory storing instructions, and the processor circuitry being configured to execute the instructions to implement the following detecting that beam failure recovery (BFR) of a transmission reception point (TRP) is triggered, and generating a BFR medium access control (MAC) control element (CE) in case where at least one beam failure recovery has been triggered and not cancelled for the TRP and evaluation of candidate beams has been completed, wherein the BFR MAC CE indicates information for the TRP in which beam failure recovery is triggered.

Abstract: A ventilation drug reduction device includes a main housing, a first rectification assembly, a second rectification assembly, and a flow isolating assembly; the main housing is composed of a first segment, a second segment, a third segment, and a fourth segment; the first rectification assembly is composed of first rectification plates; the second rectification assembly is composed of at least one second rectification plate; the flow isolating assembly is arranged in a cavity of the third segment; the fourth segment is configured as an outlet end. On the premise that the total construction cost is not obviously increased, high-pressure gas is rectified in a cavity of the main housing, so that the turbulivity of the high-pressure gas is reduced, and a stable insulating gas layer is formed at the bottom of a hull; in addition, the present invention further discloses a marine ventilation drug reduction system.

Abstract: A method for buffer status report, a method for configuring buffer status report and apparatuses thereof. The method is applicable to an IAB-node and includes: generating a buffer status report MAC CE (BSR MAC CE), the buffer status report MAC CE containing information on all logical channel groups having data to be transmitted and information on at least one buffer size, a maximum possible number of the logical channel groups being greater than 8; and transmitting the buffer status report MAC CE.

Abstract: An integrated access and backhaul (IAB) communication method includes detecting, by an IAB node, that on a backhaul link between the IAB node and a parent node, a radio link failure (RLF) occurs or a radio link failure (RLF) recovery is successful, or a radio link failure (RLF) recovery is failure, and transmitting, by the IAB node, RLF indication information to an IAB child node or a terminal equipment by using a Backhaul Adaptation Protocol (BAP) control Protocol Data Unit (PDU), the RLF indication information being used for indicating one of at least two backhaul radio link failure (BH RLF) types.

Abstract: A signal transmission and reception method and apparatus and a communication system, the signal transmission and reception apparatus being applicable in an IAB-DU and includes a first receiver configured to receive uplink data transmitted to a parent node of an integrated access and backhaul (IAB) node via an uplink; and a first transmitter configured to transmit flow control feedback information to a child node of the integrated access and backhaul node, the flow control feedback information being used to indicate a load status of uplink transmission of the integrated access and backhaul node.

Abstract: A method of performing a random access procedure includes randomly selecting a backoff time from within a backoff window ranging from 0 to a specified multiple of a random access preamble unit, waiting until a time initialized with the backoff time expires, and retransmitting a random access preamble.

Abstract: A configuration method and apparatus for beam failure recovery and communication system. The method includes: receiving configurations for beam failure recovery transmitted by a network device; the configurations at least include resource information and/or preamble information used to request a beam failure recovery; and removing at least a part of time frequency resources and/or preambles from the configurations used to request the beam failure recovery. Hence, the terminal equipment is able to remove or release resources and/or preambles of the dedicated configurations, validity of the resources and/or preambles in the dedicated configurations may be controlled, and the resources and/or preambles in the dedicated configurations may be utilized more efficiently at lower signaling overhead.

Abstract: An apparatus and method for transmitting data of vehicle communication (V2X) services and a communication system. The apparatus includes: a first generating unit configured in a media access control (MAC) layer of the terminal equipment and configured to generate at least one protocol data unit (PDU) in a mode identical to a transmission mode to which a service data unit (SDU) contained in a PDU corresponds; and a first transmitting unit configured in the MAC layer and configured to transmit the PDU to a physical layer of the terminal equipment, and notify the transmission mode to which the PDU corresponds to the physical layer. This disclosure facilitates the physical layer to transmit data in a corresponding transmission mode. The terminal equipment may determine the transmission mode or set the transmission mode according to the indication information, and layers of the terminal equipment perform corresponding processing.

Abstract: A group migration apparatus, configured in a source donor device, includes a first receiver configured to receive a measurement report transmitted by a migrating IAB (integrated access and backhaul) node, a first transmitter configured to transmit a first migration request message to a target donor device, the first migration request message including context information on the migrating IAB node and its served child IAB-node or UE (user equipment), a second receiver configured to receive a first response message transmitted by the target donor device, the first response message including an RRC (radio resource control) reconfiguration message for the migrating IAB node and its served child IAB-node or UE, and a second transmitter configured to transmit the RRC reconfiguration message to the migrating IAB node and its served child IAB-node or UE.

Abstract: The embodiments of the present disclosure provide a method and an apparatus for reporting beam failure information. The method includes: determining, by a terminal equipment, that it has completed candidate beam detection based on a synchronization signal block (SSB) or a channel state information reference signal (CSI-RS) in a secondary cell in which a beam failure occurs; and reporting to a network device that a beam failure occurs in the secondary cell.

Abstract: A migration apparatus for an IAB (integrated access and backhaul) node, applicable to a first IAB donor node, the first IAB donor node being a source IAB donor node of the first IAB node, includes a receiver configured to receive a feedback message of a first downlink message comprising a first RRC (radio resource control) reconfiguration message, the first downlink message being transmitted from the first IAB node, and a transmitter configured to transmit a second downlink message to a source parent IAB node of the first IAB node, the second downlink message comprising a second RRC reconfiguration message.

Abstract: A sidelink discontinuous reception (DRX) apparatus, configured in a first terminal equipment, includes a receiver configured to receive first sidelink control information transmitted by a second terminal equipment, the first sidelink control information indicating a reserved resource used for retransmission after a slot where the first sidelink control information is located, and a processor configured to, at a slot where the reserved resource is located, enable the first terminal equipment to be in an active state or an on state in a sidelink.

Abstract: An apparatus, applicable to a terminal equipment, includes a receiver configured to receive first indication information, the first indication information being used for indicating first configuration information of a first control resource set, a processor configured to determine second configuration information of a second control resource set of the terminal equipment according to the first indication information or a synchronization signal block (SSB) to which the first control resource set corresponds, and monitor, on resources of the second control resource set, monitor a physical downlink control channel used for receiving a physical downlink shared channel where system information is located.

Abstract: An apparatus for receiving and transmitting signals, applicable to an integrated access and backhaul (IAB) node, includes a first receiver configured to receive a first reconfiguration message, and a first transmitter configured to transmit indication information to a radio device, the indication information being used to indicate that the radio device applies configuration in a second reconfiguration message.

Abstract: A network slice selection method, a radio access device, and a terminal, where the method includes obtaining, by a radio access network (RAN) device, network slice information, sending, by the RAN device, a first message to a terminal, where the first message includes the network slice information, receiving, by the RAN device, a first access request message from the terminal after the terminal selects, based on the network slice information, first attribute information of a first network slice to be accessed by the terminal, and selecting, by the RAN device based on the first attribute information of the first network slice, a second network slice to be accessed by the terminal. The method enables an operator to flexibly configure a network slice, and reduces a communication latency and signaling overheads in a process in which a terminal selects a network slice.

Abstract: An apparatus and method for transmitting data of vehicle communication (V2X) services and a communication system. The apparatus includes: a first generating unit configured in a media access control (MAC) layer of the terminal equipment and configured to generate at least one protocol data unit (PDU) in a mode identical to a transmission mode to which a service data unit (SDU) contained in a PDU corresponds; and a first transmitting unit configured in the MAC layer and configured to transmit the PDU to a physical layer of the terminal equipment, and notify the transmission mode to which the PDU corresponds to the physical layer. This disclosure facilitates the physical layer to transmit data in a corresponding transmission mode. The terminal equipment may determine the transmission mode or set the transmission mode according to the indication information, and layers of the terminal equipment perform corresponding processing.

Abstract: A resource allocation apparatus includes processor circuitry configured to acquire UE bearer information, and processor circuitry configured to allocate a resource for an MAC SDU of a UE bearer k in a logical channel j, allocation of the resource being related to the number of tokens of UE bearer in the logical channel j.

Abstract: A method of performing a random access procedure includes randomly selecting a backoff time from within a backoff window ranging from 0 to a specified multiple of a random access preamble unit, waiting until a time initialized with the backoff time expires, and retransmitting a random access preamble.

Abstract: A method and apparatus for transmission and reception of a signal and a communication system. The apparatus for transmission and reception of a signal is configured to: transmit first random access configuration information used for an unconventional terminal and second random access configuration information used for a conventional terminal; receive a message transmitted by the unconventional terminal according to the first random access configuration; and perform data transmission with the unconventional terminal by using an unconventional transmission mode.

Abstract: Methods for configuring and acquiring system information and apparatuses thereof. The method for configuring includes: generating scheduling information based on a correlation between a system information area identity and an area scope; and transmitting the scheduling information.