Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as, one or more of: a smart home, a smart building, a smart city, a smart car, a connected car, health care technologies, digital education technologies, smart retail technologies, and security and safety services. A method and apparatus for handling of multiple active bandwidth parts (BWPs) are provided.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a configuration message configuring the UE to communicate coordinated transmissions with multiple transmission reception points (TRPs) using a first coordinated transmission mode of a set of different coordinated transmission modes. The UE may receive, based on the configuration message, downlink control information including at least one indicator and receive a first coordinated transmission communicated in accordance with the first coordinated transmission mode. The UE may transmit, in accordance with a feedback configuration corresponding to the at least one indicator and the first coordinated transmission mode, a feedback message for the first coordinated transmission to at least one of the multiple TRPs.

Abstract: An apparatus of user equipment (UE) includes processing circuitry coupled to a memory, where to configure the UE for uplink (UL) beam selection in a New Radio (NR) network, the processing circuitry is to decode a medium access control (MAC) control element (CE) from a base station. The MAC CE identifies a sounding reference signal (SRS) resource set and a plurality of spatial relationship reference signals. An SRS is selected from the SRS resource set. A beam direction associated with a spatial relationship reference signal of the plurality of spatial relationship reference signals is derived. The spatial relationship reference signal corresponds to the selected SRS. The SRS is encoded for beamforming to transmit the selected SRS in the derived beam direction.

Abstract: A terminal apparatus includes, a first reception unit configured to receive a first synchronization signal with a first subcarrier spacing, a second reception unit configured to receive a second synchronization signal with the first subcarrier spacing, a detection unit configured to detect an identity from the first synchronization signal and/or the second synchronization signal, and a third reception unit configured to receive a first reference signal, based on the identity, with a second subcarrier spacing different from the first subcarrier spacing, wherein, the first reference signal is arranged in a time resource and a frequency resource predetermined for the second subcarrier spacing.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first user equipment (UE) may transmit, to a second UE, a grant-only indicator to indicate that a second stage sidelink control information (SCI-2) is decoupled from physical sidelink shared channel (PSSCH) data in a slot, and that the SCI-2 indicates an SCI-2-only grant. The first UE may transmit, to the second UE in the slot, the SCI-2-only grant multiplexed with data-only traffic in a first PSSCH transmission based at least in part on the grant-only indicator, wherein the SCI-2-only grant indicates a resource allocation for a subsequent slot. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. Devices of a wireless communications system may be configured to group data packets as a batch or file. In some cases, resources may be determined based on one or more resource grants corresponding to file communication. Other aspects may include DCI configurations corresponding to file communication, resource grants may be configured to assign resources for communication of a file. For example, a DCI may be specifically configured for granting resources for communication of a file. In another example, configured grants may include a configured grant index corresponding to communication of a file. Other aspects may include configuration of a UE for responding to a preemption indication when a file is scheduled for communication, power adjustments for communication of a file, reference signal configurations for communication of a file, and/or coherent detection/transmission across two or more packets of a file.

Abstract: A method and an apparatus for transmitting/receiving a signal by using a variable band width in a communication system are disclosed. An operating method of a terminal comprises the steps of: receiving, from a base station, first configuration information about one or more guard bands of an unlicensed band; confirming the one or more guard bands configured in the unlicensed band on the basis of the first configuration information; and confirming a plurality of RB sets configured in the unlicensed band on the basis of the one or more guard bands. Therefore, performance of the communication system can be improved.

Abstract: Methods for managing transmission resource conflicts, particularly for cellular networks utilised unlicensed resources. Mobile devices may be configured using higher layer signalling to respond to RTS signals if the transmission resources are available.

Abstract: A base station may transmit a DCI comprising a HARQ process number field, comprising first bit(s), and an RV field comprising second bit(s). The base station may receive a TB in response to validation of the DCI. The validation may be based on the second bit(s). The validation may be based on comparing the first bit(s) with a first sequence of bit(s), determined using a first configuration parameter, in response to the first bit(s) not indicating a configuration index and the DCI having a first format. The validation may not be based on comparing the first bit(s) with the first sequence in response to the DCI having a second format.

Abstract: Disclosed are a random access method and a communication device. The method includes determining a first scrambling sequence according to at least one of a first random access preamble index or a first synchronization signal block index. The method also includes performing a first scrambling or descrambling process on a data channel in a first message in a random access procedure according to the first scrambling sequence. The first scrambling or descrambling process includes scrambling or descrambling performed on an encoded information bit on the data channel.

Abstract: An uplink transmission method and an apparatus thereof are provided. The method includes that a terminal in an unlicensed spectrum determines a target indication parameter, where the target indication parameter is used for indicating a target transmission mode adopted when a terminal transmits uplink data. The method further includes that the terminal determines the target transmission mode according to the target indication parameter and transmits the uplink data to a base station in the unlicensed spectrum on the basis of the target transmission mode.

Abstract: A data transmission method, a base station, and user equipment are provided. The method includes: receiving, by a base station, a random access request sent by user equipment, where the random access request carries indication information to request uplink scheduling information; and sending, by the base station, a random access response to the user equipment, where the random access response carries first uplink scheduling information or second uplink scheduling information, the first uplink scheduling information indicates that a message Msg 3 uses a first transport block, the second uplink scheduling information indicates that the Msg 3 uses a second transport block, the first transport block is larger than the second transport block, the first transport block can be used to transmit signaling and user data, and the second transport block can be used to transmit the signaling, but is not used to transmit the user data.

Abstract: A cell site gateway located at a cell site of an access network receives one or more first packets, from a network gateway, via a first interface of the cell site gateway. The cell site gateway receives one or more second packets, from a cellular base station, via a second interface of the cell site gateway. The cell site gateway receives control information, from a control server, via a third interface of the cell site gateway, wherein the control information is for a forwarding layer of the cell site gateway, the control information comprising a first label for removal by the forwarding layer and a second label for attachment by the forwarding layer. The forwarding layer of the cell site gateway removes the first label from the one or more first packets. The forwarding layer of the cell site gateway attaches the second label to the one or more second packets. The forwarding layer of the cell site gateway transmits the one or more second packets to the network gateway.

Abstract: The invention relates to methods for adjusting the transmit power utilized by a mobile terminal for uplink transmissions, and to methods for adjusting the transmit power used by a mobile terminal for one or more RACH procedures. The invention is also providing apparatus and system for performing these methods, and computer readable media the instructions of which cause the apparatus and system to perform the methods described herein. In order to allow for adjusting the transmit power of uplink transmissions on uplink component carriers, the invention suggests introducing a power scaling for uplink PRACH transmissions performing RACH procedures on an uplink component carrier. The power scaling is proposed on the basis of a prioritization among multiple uplink transmissions or on the basis of the uplink component carriers on which RACH procedures are performed.

Abstract: In an aspect, a user equipment (UE) may receive an uplink (UL) grant (e.g., dynamic UL grant, UL configured grant (CG)) from a network, but may decide to skip the UL grant altogether or not transmit any user plane data on the UL grant. In such instances, the UE may maintain or expedite expiration associated with one or more timers (e.g., discontinuous reception (DRX) and bandwidth part (BWP) inactivity timers, secondary cell (SCell) deactivation timer, etc.). The UE may also maintain or expedite expiration associated with one or more timers if it receives downlink (DL) transmission (e.g., DL semi-persistent scheduling (SPS)) from the network that includes no user plane data.

Abstract: The disclosure relates to a communication technique for converging an IoT technology with a 5G communication system for supporting a higher data transmission rate beyond a 4G system, and a system therefor. The disclosure may be applied to an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, a security and safety related service, or the like) based on a 5G communication technology and an IoT related technology. The disclosure provides a method and apparatus for determining a transmission time point of a type 1 configured grant in a wireless communication system.

Abstract: This disclosure provides systems, devices, apparatus, and methods, including computer programs encoded on storage media, for UL LBT status reporting. A scheduled node (e.g., a UE) may sense a status of each LBT channel in a set of one or more LBT channels. The set of one or more LBT channels may include at least one of one or more first LBT channels associated with a scheduling grant or one or more second LBT channels unassociated with the scheduling grant. The scheduled node may transmit, to a scheduling node (e.g., a base station), a LBT status report indicative of the status of each LBT channel in the set of one or more LBT channels. The scheduling node may schedule, via a second scheduling grant, a second set of one or more LBT channels based on the status of each LBT channel indicated in the LBT status report.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive an indication of respective combinations of listen before talk (LBT) bandwidths for each of one or more downlink monitoring occasions. The UE may monitor for downlink communications in the respective combinations of LBT bandwidths for each of the one or more downlink monitoring occasions. Numerous other aspects are provided.

Abstract: A method of information transmission in an unlicensed band, a terminal, and a network device are provided. The method includes: listening to a channel of a first bandwidth part in an unlicensed band, to acquire a channel listening result; wherein the first BWP is one or more BWPs corresponding to received uplink grant scheduling information and/or received pre-configured information for uplink transmission resource; activating if the channel listening result indicates that a BWP with an idle channel exists in the first BWP, at least one BWP selected from the BWP with the idle channel, to acquire a first active BWP; sending information to a network device on the first active BWP.

Abstract: A communication scheme and system converges a 5G communication system supporting a data rate higher than that of a 4G system with an internet of things (IoT) technology. Applicable to intelligent services (e.g., smart homes, smart buildings, smart cities, smart cars, connected cars, health care, digital education, retails, and security and safety-related services), the communication scheme and system is based on the 5G communication technology and the IoT-related technology. Methods of operation a terminal and a network for facilitating a 5G terminal registration procedure in a wireless communication system are disclosed.