Abstract: Various solutions for reporting hybrid automatic repeat request-acknowledgement (HARQ-ACK) information for ultra-reliable and low latency communications (URLLC) with respect to user equipment and network apparatus in mobile communications are described. An apparatus may receive a downlink control information (DCI) format comprising a resource indication. The apparatus may choose a physical uplink control channel (PUCCH) resource from a plurality of PUCCH resources according to the resource indication. The apparatus may transmit HARQ-ACK information in the PUCCH resource. The resource indication may indicate timing information of the PUCCH resource by a unit of symbol.

Abstract: This application provides a data transmission method and apparatus. The method includes: determining a first frequency hopping pattern and a second frequency hopping pattern, wherein the first frequency hopping pattern and the second frequency hopping pattern comprises a same index set of N indexes corresponding to N channels; sending, based on the first frequency hopping pattern, data in each time unit of a first time period by using one of the N channels; and sending, based on the second frequency hopping pattern, data in each time unit of a second time period by using one of the N channels, wherein the first period and the second period are consecutive time periods each comprising N time units, each time unit starts and ends at starting times of two adjacent channels.

Abstract: The present invention discloses a data transmission method, apparatus, and system, and an access point. An example method includes: transceiving data of a data portion in an uplink OFDMA PPDU scheduled by an access point AP on a corresponding allocated frequency resource unit RU, determining one or more fundamental channel units on which the allocated frequency resource unit RU is located, and transceiving at least some fields in a common signaling portion in the uplink OFDMA PPDU on the determined one or more fundamental channels. In some implementations, one or more fundamental channels for transceiving at least some fields in a common signaling portion in an uplink OFDMA PPDU are determinate, and another user can transceive data on another idle fundamental channel, thereby improving channel utilization. In addition, multiple users can simultaneously transceive data on multiple fundamental channels, thereby improving a service transmission rate.

Abstract: A method and apparatus for acquiring uplink transmission timing advance and a communication system. The method includes: a network device obtains a timing advance command value (TA), the TA being related to a first reference subcarrier spacing (SCS) used by a terminal equipment for calculating timing advance (TTA); and the network device transmits a timing advance command (TA command), the TA command including the TA. Hence, the terminal equipment may be assisted in obtaining accurate timing advance of uplink transmission.

Abstract: Embodiments of the present disclosure describe methods, apparatuses, storage media, and systems for beam management techniques in New Radio (NR) Standalone (SA) applications. Various embodiments describe how to configure one or more measurement gaps in an NR SA network so that a UE may apply the same or different measurement gaps while operating with various technologies or services in various frequency ranges. Other embodiments may be described and claimed.

Abstract: Embodiments of the present disclosure describe methods, apparatuses, storage media, and systems for beam management techniques in New Radio (NR) Standalone (SA) applications. Various embodiments describe how to configure one or more measurement gaps in an NR SA network so that a UE may apply the same or different measurement gaps while operating with various technologies or services in various frequency ranges. Other embodiments may be described and claimed.

Abstract: The present invention relates to a wireless communication terminal and a wireless communication method for efficiently scheduling simultaneous uplink transmissions of a plurality of terminals. To this end, provided are a wireless communication terminal, the terminal including: a transceiver; and a processor, wherein the processor is configured to: generate an uplink packet, wherein a predetermined field of a MAC header of the uplink packet indicates information on uplink data of the terminal, and transmit the generated uplink packet to a base wireless communication terminal, and a wireless communication method using the same.

Abstract: The present invention has an object to provide a communication system capable of avoiding congestion in downlink communication or uplink communication and a shortage of radio resources arising therefrom. In the present invention, in a communication system including a normal user equipment (normal UE) that performs human to human communication and a machine type communication device (MTCD) that performs machine to machine communication, a base station device transmits a paging message to the normal UE and the MTCD for calling the normal UE and the MTCD. The paging message contains, for example, an equipment identity (UE-ID). A maximum number of equipment identities (UE-IDs) that can be accommodated within this paging message is set individually for the normal UE and the MTCD. Alternatively, the paging message contains a calling indicator in place of the equipment identity of the MTCD (UE-ID of MTCD).

Abstract: A user apparatus communicates with a base station apparatus via a radio frame. The user apparatus includes a reception unit configured to receive information related to a RACH configuration table that indicates allocation of RACH resources in the time domain in the radio frame and information used for excluding unavailable RACH resources of the radio frame in the time domain, a control unit configured to identify available RACH resources based on the information related to the RACH configuration table and the information used for excluding unavailable RACH resources, and a transmission unit configured to transmit a preamble to the base station apparatus by using the identified available RACH resources.

Abstract: A millimeter-wave wireless multiple antenna system (80) and method (100) are provided in which a UE (120) uses a multi-antenna subsystem (81) to identify a plurality of m strongest transmit beams (122) from the base station (110) based on power measurements of a plurality of synchronization signal blocks (SSBs) transmitted on a corresponding plurality of transmit beams by the base station (110), and to generate multiple uplink random access channel (RACH) preambles (123) that is sent (124) to the base station (110) to identify the plurality of m strongest transmit beams and relative weights for each of the plurality of m strongest transmit beams which are used by the base station (112) to generate an optimal downlink transmit beam for use in sending a RACH response to the UE (120).

Abstract: The present disclosure relates to systems and methods for establishing connection between devices. One or more first parameters relating to a first device may be determined. The first device may have a first operation mode and a second operation mode. The one or more first parameters may include a duration of the first operation mode and a duration of the second operation mode. One or more second parameters relating to a second device may be determined. The second device may have a third operation mode. The one or more second parameters relating to the second device may include a duration of the third operation mode. A connection between the first device and the second device may be established based on the one or more first parameters and the one or more second parameters.

Abstract: During transmission of data by radio transmissions from a first radio device to a second radio device, a third radio device is controlled to transmit an interference signal on radio resources used by the radio transmissions from the first radio device to the second radio device. The transmission of the data is coordinated with transmission of the interference signal, and an effect of the interference signal on the radio transmissions is monitored.

Abstract: A base station is disclosed including a processor that maps one or more control channel elements (CCEs) in a downlink control channel to one or more resource units that are obtained by an interleaver for interleaving indexes of a plurality of resource units in a control resource set, and a transmitter transmits the downlink control channel. Each of the one or more resource units are being defined as a plurality of resource element groups (REGs). A transmitter transmits the downlink control channel. In other aspects, a terminal and a radio communication method are disclosed.

Abstract: A communications device configured to transmit signals representing data to a first in-coverage communications device acting as source relay node for the communications device, the first in-coverage communications device configured to transmit signals to the infrastructure equipment of the mobile communications network, and to receive signals representing the data from the first in-coverage communications device acting as the source relay node. The source relay node is within a coverage area of the infrastructure equipment of the mobile communications network, the source relay node being configured to transmit the signals representing the data received from the communications device to the infrastructure equipment and to transmit the signals representing the data to the communications device which are received from the infrastructure equipment.

Abstract: A method and system for controlling uplink communication from a user equipment device (UE) that has at least two co-existing air-interface connections including a first air-interface connection with a first access node and a second air-interface connection with a second access node. An example method includes comparing a level of antenna pattern efficiency associated with the first air-interface connection with a level of antenna pattern efficiency associated with the second air-interface connection and, based at least on the comparing, configuring an uplink split ratio defining a distribution of uplink user-plane data flow of the UE between at least the first air-interface connection and the second air-interface connection. In an example implementation, this could involve configuring one of the air-interface connections as a primary uplink path to which the UE restricts its uplink communication unless and until a trigger occurs for transitioning the UE to operate in an split-uplink mode.

Abstract: A 5G wireless communication system to transmit a beam ID or part of a beam ID by joint design of a secondary synchronization sequence (SSS) and Physical Broadcast Channel (PBCH). In 5G during the initial access procedure a terminal will try to obtain fundamental system information/identifiers which are required for future signal transmission/reception activities. Due to the extensive usage of beamforming techniques in 5G, besides identifying a cell ID and obtaining time/frequency synchronization, the terminal may identify a beam ID during the initial access procedure. Therefore, a beam ID is transmitted as part of synchronization signals (SS) broadcast by a gNB, more particularly as part of SSS or as part of PBCH. The synchronization signals may be transmitted as a set of SS blocks, each having an index, which may be a time index, for facilitating identification.

Abstract: A method including receiving at a wireless communication device first and second scheduling information indicative of attributes related to a data transmission. The first scheduling information including information indicative of contents attributes of the data transmission, and the subsequently received second scheduling information being indicative of time attributes of the data transmission.

Abstract: Telecommunications network components configured to manage call control of a communication session of user equipment are described herein. An anchoring network device may proxy signaling traffic for the communication session. The anchoring network device may determine a routing identifier based at least in part on which access network, or which type of access network, is carrying the communication session, and may transmit state information of the communication session to a call-control server in association with the routing identifier. The call-control server may provide control information of the communication session to the anchoring network device in response to the state information. The anchoring network device may modify the communication session, e.g., by adding or dropping one or more parties, in response to the control information. The routing identifier may be determined based at least in part on capabilities of a communication session indicated in a session-initiation message.

Abstract: A method, performed by a user equipment (UE), of transmitting an uplink (UL) reference signal in a wireless communication system is provided. The method includes receiving first information indicating whether to apply transform precoding and pi/2 binary phase shift keying (BPSK) modulation to a physical uplink shared channel (PUSCH), receiving second information indicating whether to apply the pi/2 BPSK modulation to an UL demodulation reference signal (DMRS), and identifying a sequence having characteristics of a first peak-to-average power ratio (PAPR) based on the first information and the second information.

Abstract: Systems, methods, and apparatuses are described for wireless communications. A wireless device may transmit an uplink signal via a cell of a cell group. Transmission timing of the uplink signal may be based on a cell of the cell group and a timing adjustment associated with a different cell group.

Abstract: A method of hybrid automatic repeat request (HARQ) feedback can include receiving data transmitted from a transmission (Tx) user equipment (UE) or a base station (BS) over a channel at a reception (Rx) UE, selecting an acknowledgement/negative acknowledgement (A/N) resource from a set of A/N resources for a HARQ feedback of the data based on a channel condition of the channel or a geographical location of the Rx UE, and transmitting the HARQ feedback with the selected A/N resource.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a first transmission, wherein the first transmission includes information identifying a window, and wherein the UE is to transmit at least part of a second transmission in the window; and transmit at least part of the second transmission in the window. Numerous other aspects are provided.

Abstract: A set of neighboring base stations coordinate to transmit a cell-specific common resynchronization signal via a Common Synchronization Channel (CSCH). At least one neighboring base station transmits the cell-specific common resynchronization signal by a timing advance value before a serving base station transmits the cell-specific common resynchronization signal. A user equipment (UE) device receives the cell-specific common resynchronization signals from the base stations and combines the received cell-specific common resynchronization signals. In some examples, the UE device coherently combines the received cell-specific common resynchronization signals. Once the received signal strength of the combined received cell-specific common resynchronization signals exceeds a threshold level, the UE device utilizes the combined received cell-specific common resynchronization signals to obtain resynchronization.

Abstract: Methods and apparatus for changing cell range coverage are disclosed. A wireless transmit/receive unit (WTRU) may include circuitry configured to transmit subframes of radio frames using a physical uplink shared channel (PUSCH), where the subframes are divided into first and second sets. The circuity may include a first power control loop utilized for the first set of subframes and a second power control loop utilized for the second set of subframes. The first power control loop may set transmission power levels for transmission over the PUSCH for the first set of subframes, and the second power control loop may set transmission power levels for transmission over the PUSCH for the second set of subframes. The circuitry may be configured with a first physical uplink control channel (PUCCH) for a first eNodeB and a second PUCCH for a second eNodeB to simultaneously communicate with the first and the second eNodeBs.

Abstract: Certain aspects of the present disclosure provide techniques for protecting shared low noise amplifiers by limiting transmission power. A method that may be performed by a user equipment (UE) includes determining that a transmission by the UE on a frequency band via a first radio access technology (RAT) overlaps in time with a period that the UE is configured to receive on the frequency band via a second RAT; and limiting transmission power on the first RAT during the period.

Abstract: Aspects of the subject disclosure may include, for example, connecting to network infrastructure to extend a scope of coverage associated with a service provided by the network infrastructure to a communication device, transmitting a first signal at a first frequency included within a frequency band that is detectable by the communication device, subsequent to the transmitting of the first signal, receiving a second signal from the communication device, and establishing, in accordance with the receiving of the second signal, a connection between the network infrastructure and the communication device via a processing system to facilitate the service. Other embodiments are disclosed.

Abstract: Embodiments for determining that a first physical uplink control channel (PUCCH) resource and a second PUCCH resource at least partially overlap are provided. The first PUCCH resource has a payload of a first size carrying a first uplink control information (UCI) in a first format, and the second PUCCH resource has a payload of a second size carrying a second UCI in a second format. Furthermore, the first UCI and the second UCI are multiplexed to form a combined payload to be carried by the first PUCCH resource in the first format or by the second PUCCH resource in the second format. Other embodiments may be described and claimed.

Abstract: Systems and methods are described herein to permit the adaptation of the time advance range in cellular communication systems. An exemplary method includes receiving a physical random access channel (PRACH) preamble format from a network node, deriving a timing advance (TA) range for the wireless device based on the PRACH preamble format, and transmitting a PRACH preamble sequence to the network node. Associated wireless devices and network nodes are included.

Abstract: A disclosure of the present specification provides a random access method for an unlicensed band. The method comprises the steps of: transmitting, by a user equipment (UE), a random access preamble in a first cell of the unlicensed band; and receiving, by the UE, a random access response in a second cell, wherein the second cell may be a first cell, a cell of the unlicensed band, included in a cell group to which the first cell belongs, or a cell of the unlicensed band, included in a timing advance group (TAG) within the cell group, to which the first cell belongs.

Abstract: Data transfer method and apparatus for use in a mobile communication system are provided. Method to control the MIMO resources includes receiving MAC Control Element related with MIMO resource, adapting the MIMO resource according to the received MAC Control Elements, detecting a specific event impacting MIMO resource and adapting the MIMO resource according to the detected event.

Abstract: In the method, the network device sends first signaling to a first terminal device, the first signaling is used to instruct the first terminal device to perform, on an unlicensed spectrum, a listen before talk LBT procedure used for occupying an unlicensed frequency band, and send uplink information within a first time length on the unlicensed frequency band; the network device receives, on the unlicensed spectrum, the uplink information from the first terminal device within the first time length, where the first time length is a part of maximum channel occupancy time obtained by the first terminal device on the unlicensed spectrum, and the first time length is less than the maximum channel occupancy time.

Abstract: A method and apparatus of a user equipment (UE) for transmitting and receiving data in a wireless communication system. The UE receives first time division duplex (TDD) uplink-downlink configuration information for a first cell and second TDD uplink-downlink configuration information for a second cell, determines whether a subframe in the first cell is a special subframe and the subframe in the second cell is a downlink subframe according to the first and second TDD uplink-downlink configuration information, and determine, if the subframe in the first cell is the special subframe and the subframe in the second cell is the downlink subframe, not to receive a signal on the second cell in orthogonal frequency division multiplexing (OFDM) symbols that overlaps with at least one of a guard period (GP) or uplink pilot time slot in the first cell.

Abstract: The present disclosure provides an operation method, associated with uplink (UL) transmission, of a terminal in a wireless communication system supporting dynamic resource sharing between an eMBB and a URLLC. More specifically, the method carried out by a terminal comprises receiving, from a base station, a UL grant for scheduling a UL transmission; receiving, from the base station, a control message including first information indicating the stopping of the UL transmission, and second information on a resource for which the UL transmission is to be stopped; and on the basis of the control message, determining whether a demodulation reference signal (DMRS) for the UL transmission is included in the resource for which the UL transmission is to be stopped.

Abstract: Provided are a device-to-device (D2D) operation method of a user equipment (UE) in a wireless communication system and a UE using the method. The method comprises the steps of: transmitting sidelink UE information to a network; and receiving a D2D resource configuration determined on the basis of the sidelink UE information, wherein the sidelink UE information comprises at least one of information indicating whether the UE is interested in receiving a D2D signal, and a resource allocation request for transmitting the D2D signal.

Abstract: A method for assigning a percentage of a CSAT time cycle to each radio node (RN) in a plurality of RNs that belong to a small cell radio access network (RAN) having a central controller includes: (i) for each time cycle period during which the RNs share a channel with one or more nodes that employ a different radio access technology (RAT), assigning a default occupancy percentage of the time cycles to each of the RNs; (ii) determining if the default occupancy percentage is able to be increased without violating one or more co-existence principles pre-established for the RAT employed by the RNs in the RAN and the different RAT; (iii) increasing the occupancy percentage of the first RN if it is determined that the default occupancy percentage is able to be increased without violating the co-existence principles; and (iv) sequentially repeating (ii)-(iii) for each remaining RN in the RAN.

Abstract: A method for allocating aggressive signal carriers in a target band of a wireless communication network is provided. The network includes at least one long term evolution (LTE) node and at least one non-LTE transmission source. The target band includes at least two adjacent pairs of contiguous radio frequency (RF) channels. The method includes steps of scanning each contiguous RF channel of the target band to measure a respective value of non-LTE RF energy therein, determining, from the measured non-LTE RF energy, that a first one of the contiguous RF channels is occupied by a non-LTE carrier, and allocating an LTE carrier to a second one of the contiguous RF channels, different than the first one of the contiguous RF channels, based on the determination.

Abstract: Technology for a user equipment (UE) operable for bandwidth part (BWP) configuration is disclosed. The UE can decode, at the UE, a radio resource control (RRC) signal including BWP configuration information for one or more of downlink (DL) or uplink (UL) BWP configurations, wherein the BWP configuration information comprises: subcarrier spacing for the BWP, and location and bandwidth of the BWP. The UE can encode one or more of data or control information, using the BWP configuration information, for transmission to a next generation node B (gNB). The UE can decode one or more of data or control information, using the BWP configuration information, received from the gNB.

Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.

Abstract: A beamforming transmission device includes a baseband processing unit, at least one radio frequency unit, and an antenna array unit. The baseband processing unit provides at least one data stream and generates a control signal according to channel state information of at least two pieces of user equipment, wherein the data stream includes data of at least two pieces of user equipment. The radio frequency unit receives the data stream signal and generates at least one radio frequency signal. The antenna array unit receives the radio frequency signal and the control signal and adjusts gains and phases of the antenna array unit according to the control signal such that the radio frequency signal can be formed as a shared beamforming signal for transmitting to at least two pieces of user equipment, wherein the shared beamforming signal includes the data of at least two pieces of user equipment.

Abstract: Wireless communication devices are adapted to utilize maximum permissible exposure requirements in determining uplink traffic grant allocations within wireless communication systems. According to one example, a wireless communication device can determine one or more candidate uplink duty cycles for a subsequent uplink transmission interval based at least in part on an MPE requirement, determine a maximum number of resource blocks per symbol and a maximum MSC index associated with each of the one or more candidate uplink duty cycles from a predefined MCS index table, and select a duty cycle, number of resource blocks per symbol, and MCS that facilitates a largest number of un-coded bits for the subsequent uplink transmission interval. Other aspects, embodiments, and features are also included.

Abstract: A base station receives RRC message(s) comprising configuration parameters for a LAA cell. The configuration parameters comprise one or more SRS parameters. Configuration parameters of cells are transmitted to a wireless device. The cells are grouped into timing groups. The cells are grouped into control channel groups comprising: a primary control channel group; and a secondary control channel group comprising a control secondary cell with a secondary control channel received from the wireless device. The control secondary cell is in a first timing group of the timing groups. In response to expiration of a time alignment timer of the first timing group: transmission of downlink shared channel transport blocks to the wireless device via a first secondary cell in the secondary control channel group are stopped; and transmission of downlink multicast channel transport blocks to the wireless device via the first secondary cell is continued.

Abstract: According to some embodiments, a method in a wireless device of performing at least one intra-frequency radio measurement on at least one carrier frequency f1 in a first set of time resources and at least one inter-frequency radio measurement on at least one carrier frequency f2 in a second set of time resources, wherein at least one of f1 and f2 is operating under a flexible frame structure, comprises: obtaining the first set of time resources associated with the intra-frequency radio measurement; obtaining the second set of time resources associated with the inter-frequency radio measurement; determining a priority of the inter-frequency measurement with respect to the intra-frequency measurement based on an amount of overlap between the first and the second sets of time resources; and performing at least one of the intra-frequency and the inter-frequency measurements using the determined priority.

Abstract: Techniques are described for wireless communication. One method includes exchanging one or more signals between a first wireless node and a second wireless node, determining, at the first wireless node and based on the one or more signals, a range of correspondence between at least one of a transmit beam of the first wireless node and a receive beam of the first wireless node, determining a difference between indices of the transmit beam of the first wireless node and the receive beam of the first wireless node, and determining an uncertainty region for beam mapping based on the determined difference.

Abstract: A data communication method for a V2X communication apparatus is disclosed. A data communication method for a V2X communication apparatus including a plurality of transceivers according to an embodiment of the present invention comprises the steps of: receiving service advertisement information over a control channel (CCH) by using a first transceiver; and receiving, on the basis of the service advertisement information, service data over a service channel (SCH) by using a second transceiver, wherein accessing the control channel is performed on the basis of a sync interval, and the sync interval includes a first time unit and a second time unit.

Abstract: The present disclosure provides a method executed by user equipment, the method comprising: receiving downlink control information (DCI), the DCI comprising a repetition number; determining a number of subframes required to transmit a physical uplink shared channel (PUSCH) (N) according to the repetition number, a number of allocated resource units, and time occupied by each resource unit; and transmitting the PUSCH in the determined N subframes. The time occupied by each resource unit is expressed by: a number of uplink slots occupied by each resource unit, or a number of uplink subframes occupied by each resource unit. In addition, the present disclosure further provides corresponding user equipment and a base station.

Abstract: A Motion Aware Scheduler (MAS) is configured to obtain, from a controller through an interface, Motion State Information (MSI) for a motion of at least one movable apparatus, also configured to obtain, from a physical layer of a radio node comprising the MAS, Channel State Information (CSI), also configured to associate the CSI and the MSI in order to obtain a mapping information, and also configured to store the mapping information in order to obtain a stored mapping information.

Abstract: A method and corresponding terminal device that performs communication using at least one of a plurality, of network slices and includes a control circuitry that reports information used to determine a resource allocation to a network slice of the plurality of network slices used by the terminal device to a communication control device that controls the plurality of network slices.

Abstract: A method performed by a first communication device operating in a wireless communications network. The first communication device obtains a set of correspondences associating: i) each set (?i) of a plurality of sets of antenna weights (?1 . . . ?i) having been sent by a third communication device in response to having received a respective set (RSsi) of a plurality of sets of radio signals (RSs1 . . . RSsi) from a set of antenna ports in a second communication device, with ii) a respective direction of transmission (di) between the second communication device and the third communication device. The respective direction is relative to an orientation (?i) of the second communication device. The respective direction of transmission (di) is a selected direction of transmission (di,?i). The first communication device then initiates transmission of a new radio signal, based on the obtained set of correspondences.

Abstract: A system for transporting data in a Distributed Antenna System (DAS) includes at least one Digital Access Unit (DAU) and a plurality of Digital Remote Units (DRUs) coupled to the at least one DAU. The plurality of DRUs are operable to transport signals between the plurality of DRUs and the at least one DAU. The at least one DAU includes: a data transport coder comprising: a framer, an encoder, a scrambler, and a serializer and a data transport decoder comprising: a deserializer, a decoder, a descrambler, a frame synchronizer, and a deframer.

Abstract: A wireless access node controls Multiple Input Multiple Output (MIMO) layers for a User Equipment (UE). A radio wirelessly exchanges user data with other UEs and exchanges the user data with baseband circuitry. The baseband circuitry exchanges the user data with network elements over backhaul links. The baseband circuitry determines a status of the backhaul links. The baseband circuitry identifies the radio band status for the UE. The baseband circuitry receives user data for the UE from the network elements over the backhaul links. The baseband circuitry selects a number of MIMO layers for the UE based on the radio band status and the backhaul status. The baseband circuitry precodes the user data into precoded data for the selected number of MIMO layers and transfers the precoded data to the radio. The radio wirelessly transmits the precoded data to the UE over the selected number of MIMO layers.