Abstract: The present specification provides a method for transmitting and receiving downlink control information (DCI) in a wireless communication system supporting narrow band-Internet of things (NB-IoT). Specifically, a terminal monitors at least one first candidate PDCCH in a first search space and at least one second candidate PDCCH in a second search space, wherein the first search space and the second search space may partially or entirely overlap each other on a time axis. Thereafter, the terminal may search for a first DCI in the at least one first candidate PDCCH and a second DCI in the at least one second candidate PDCCH, wherein the sum of the number of the at least one first candidate PDCCH and the number of the at least one second candidate PDCCH may be less than or equal to a specific number.

Abstract: A method for performing transmission between a base station and a terminal device according to a frame structure over an unlicensed spectrum in a wireless network that supports communications over a licensed spectrum and the unlicensed spectrum. The frame structure includes a first set of time resources and at least a first number of consecutive downlink subframes. The method includes determining, during the first set of time resources, availability of an unlicensed carrier in the unlicensed spectrum and reserving a subset in the first set of time resources on the unlicensed carrier upon the unlicensed carrier being determined to be available. The method also includes performing downlink transmission from the base station to the terminal device at least partially within the first number of consecutive downlink subframes on at least the unlicensed carrier in response to a duration of the reserved subset of time resources expiring.

Abstract: The present technology is directed to providing a 3-D visualization of a Wi-Fi signal propagation pattern based on telemetry data. The present technology can receive telemetry data for a Wi-Fi access point located at a location of a building plan in a Wi-Fi visualization system, store the telemetry data with a timestamp, determine a change in a Wi-Fi coverage for the Wi-Fi access point based on the telemetry data, and present a visualization illustrating the change in the Wi-Fi coverage for the Wi-Fi access point. The present technology can further present an animation of the change in the Wi-Fi coverage for the Wi-Fi access point based on the stored telemetry data.

Abstract: A communication system is described in which machine-type communication devices having a reduced bandwidth can be allocated physical uplink control channel resources that fall within that reduced bandwidth whilst other, legacy, devices can continue to use physical uplink control channel resources that do not fall within that reduced bandwidth.

Abstract: The described techniques relate to improved methods, systems, devices, and apparatuses that support configurations for sidelink beam management. In some cases, a base station may determine sidelink beams for beam sweeping and instruct a user equipment (UE) which sidelink beams to use. The base station may determine the sidelink beams for beam sweeping based on a report sent from the UE. In other cases, the UE may determine transmission sidelink beams for beam sweeping based on the UE capabilities beam input from the receiving UE, or the base station determining which beams to use and allocating resources for the beam sweeping. Additionally or alternatively, the base station may determine a portion of the sidelink beams for beam sweeping and the UE may determine a portion of the sidelink beams to use for beam sweeping in addition to the beams indicated by the base station.

Abstract: An access point (AP) of an AP multi-link device (MLD) is associated with a first communication link, and one or more secondary APs of the AP MLD are associated with one or more respective secondary communication links of the AP MLD. The first AP of the AP MLD generates a frame including a first change sequence field, one or more secondary change sequence fields, and a critical update flag subfield. The first change sequence field carries a value of the most-recent critical update for the first AP. The one or more secondary change sequence fields carry values of the most-recent critical updates for the one or more respective secondary APs. The critical update flag subfield carries an indication of a change in value of at least one of the secondary change sequence fields. The first AP transmits the frame over the first communication link of the AP MLD.

Abstract: Aspects enable and provide techniques for sidelink communication resource configuration and management. A first user equipment (UE) negotiates with a second UE to select a first communication resource set (ComReSet) from a plurality of ComReSets for sidelink communication. Each of the plurality of ComReSets has a corresponding periodicity of one or more hyper-frames. The first UE communicates with the second UE using the first ComReSet using a frame timing synchronized with the corresponding periodicity of the first ComReSet.

Abstract: A method of transmitting the reference signal includes: obtaining a plurality of candidate transmission positions of a reference signal according to an initial candidate transmission position of the reference signal, where the plurality of candidate transmission positions include the initial candidate transmission position; performing a channel detection before the reference signal is transmitted; and if channel idle is detected, transmitting the reference signal at a corresponding candidate transmission position, wherein reference signal position information carried by the reference signal comprises a reference signal index corresponding to the initial candidate transmission position and an offset between a current candidate transmission position and the initial candidate transmission position.

Abstract: A controller may create pseudo-slices to provide differentiated levels of service and/or execution of services at different edge locations within an Evolved Packet Core (“EPC”) network based on existing identifiers that are used to configure control plane and/or user plane function of the network. Each pseudo-slice may allow User Equipment (“UE”) to directly exchange user plane traffic with remote nodes in the core network for latency insensitive services, or with local nodes at the closer edge locations for low latency services. The different classes of service provided by the controller may be based on an Access Point Name (“APN”), Quality-of-Service Class Identifier (“QCI”), Service Provider Identifier (“SPID”), Allocation and Retention Priority (“ARP”), and/or other request or profile identifiers. The controller may also create pseudo-slices to leverage Fifth Generation (“5G”) connectivity when exchanging the user plane traffic in an EPC network that supports 5G Non-Standalone Access (“NSA”).

Abstract: The present disclosure relates to fifth generation (5G) or pre-5G communication systems provided to support a higher data rate than that given by long term evolution (LTE) or other post-fourth generation (4G) communication systems. A method for performing a sidelink communication by a terminal is provided. The method includes sending, to a base station, a request for multiple grants for the sidelink communication and a first indicator indicating whether the terminal supports multiple transmissions of the sidelink communication to different destinations in a sidelink control (SC) period, receiving the multiple grants from the base station, and performing the multiple transmissions to the different destinations in the SC period.

Abstract: The present invention relates to a communication system and method for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system. The present invention provides a system and method by which a user equipment (UE) transmits, to an access and mobility management function (AMF), a first message including information related to a network slice in a first authentication, and receives, from the AMF, a third message including a result of a second authentication, wherein whether to require the second authentication is determined by the AMF based on the information and subscription information, and wherein the second authentication between the UE and a server is triggered based on the determination.

Abstract: The present disclosure relates to the technical field of communications, and provides a clear channel listening method and apparatus and a device. The method comprises: determining a signal block set, the signal block set comprising n signal blocks; each signal block comprising at least one signal and/or at least one channel; n being an integer greater than 1; executing one clear channel assessment (CCA) on a channel of an unlicensed spectrum before transmitting the signal blocks comprised in the signal block set; and if the CCA result is that the channel of the unlicensed spectrum is available, using the channel of the unlicensed spectrum to transmit the signal blocks comprised in the signal block set. The present disclosure provides a solution for using an unlicensed spectrum to transmit signal blocks in an NR system, which may meet the CCA detection time by the intervals among the signal blocks.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may transmit, to first central unit (CU) that corresponds to an integrated access and backhaul (IAB) donor, an indication of a first resource configuration for communications corresponding to a cell served by the network node and associated with a second CU that corresponds to a base station. The network node may receive, from the first CU, a second resource configuration comprising a distributed unit (DU) cell resource configuration for the cell. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A first base station may communicate during asynchronous slots in accordance with a set of communication parameters determined from a handshake procedure performed with a second base station. For example, based on a change to a slot type of a slot to an asynchronous slot, the first base station and the second base station may perform the handshake procedure to determine the set of communication parameters and may communicate one or more messages during the slot in accordance with the set of communication parameters. Additionally, or alternatively, a user equipment (UE) may transmit a sounding reference signal (SRS) associated with a transmission configuration indicator (TCI) state based on a slot type of a first slot in which the UE transmits the SRS and a reference signal received in a second slot having the slot type.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, within a subframe, a plurality of sidelink control channel signals providing scheduling information for a plurality of sidelink shared channel signals that are also received within the subframe. The UE may determine to use one or more of the plurality of sidelink control channel signals as pilot signals for decoding the plurality of sidelink shared channel signals. The UE may decode the plurality of sidelink shared channel signals based at least in part on the plurality of sidelink control channel signals as pilot signals.

Abstract: 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) are provided. The system and method provides for receiving, from a base station, downlink control information (DCI) including information on a hybrid automatic repeat request (HARQ) process number, identifying at least one grant free resource corresponding to the information on the HARQ process number, and releasing the at least one grant free resource based on the information. The disclosure discloses a grant-free based data transmission method in a wireless communication system that may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.

Abstract: Apparatuses and methods for transmitting or receiving a synchronization signals and physical broadcast channel (SS/PBCH) block in a wireless communication system. A method of operating a user equipment (UE) includes receiving a SS/PBCH block, decoding a content of a PBCH in the SS/PBCH block, and determining whether the wireless communication system operates with shared spectrum channel access based on the content of the PBCH. The method further includes determining the content of the PBCH in a first manner based on determining that the wireless communication system operates with shared spectrum channel access or determining the content of the PBCH in a second manner based on determining that the wireless communication system operates without shared spectrum channel access.

Abstract: A vehicle includes a processor configured to transmit a mmWave beacon signal during a probe phase of a first period; receive one or more mmWave beacon signals from one or more vehicles; generate a mmWave communication intention message for another period that is after the first period based on the received one or more mmWave beacon signals; and broadcast, during the first period, a packet including a mmWave transmission schedule for the another period generated based on the mmWave communication intention message.

Abstract: A first apparatus may determine that a DU function of a child IAB node is to transition between a first set of resources associated with an MT function of the child IAB node and a second set of resources associated with the DU function. The first apparatus may further configure a guard period associated with the transition time based on the first set of resources and based on the second set resources. A second apparatus determine to transition between a first set of resources associated with an MT function of the second apparatus and a second set of resources associated with a DU function of the second apparatus at a transition time. The second apparatus may further transmit, to a parent IAB apparatus, information requesting a guard period associated with the transition time based on the transition between the first set of resources and the second set resources.

Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may belong to a group of UEs and may identify a channel sensing schedule for the group of UEs. The channel sensing schedule may include sensing windows and resource reservation windows corresponding to each UE of the group of UEs. The channel sensing schedule may establish a pattern for the sensing windows and resource reservation windows such that the UEs may take turns performing sensing and resource selection. During a sensing window associated with the UE, the UE may sense a set of resources of a sidelink communication link to identify candidate resources. The UE may transmit, to the other UEs of the group, a message indicating results of the sensing, such as an indication of resource reservations, candidate resources, or the like. The other UEs may identify and select candidate resources based on the message.