2138results about "Distributed allocation" patented technology

Provided is an operation method based on multiple access points (APs), applicable to a first AP device. The method includes: transmitting a first frame to establish a protected predetermined service period based on a multi-AP operation for a first station (STA) device, wherein the protected predetermined service period based on the multi-AP operation is a protected predetermined service period negotiated and established by the first AP device and at least one second AP device.

Embodiments of the present disclosure relate to a method and apparatus for multiple transmit-receive points (multi-TRP) transmission. According to an embodiment of the present disclosure, a method can include: receiving first configuration information for uplink phase tracking reference signal (PT-RS) and second configuration information indicating a plurality of sounding reference signal (SRS) resource sets, wherein each of the plurality of SRS resource sets is associated with at least one physical uplink shared channel (PUSCH) repetition; for each PUSCH repetition, determining a number of PT-RS ports for transmitting the uplink PT-RS; and transmitting two or more PUSCH repetitions. Embodiments of the present disclosure can resolve the issues caused by the imbalance numbers of PT-RS ports between different TRPs.

A method performed by a WTRU may include receiving a random access channel (RACH) configuration indicating a plurality of RACH occasions. The RACH occasions within respective subsets are frequency division multiplexed. The method includes receiving configuration information indicating at least one transmit power threshold and information indicating resources associated with a mode of operation, and receiving criteria for selecting a RACH occasion that defines a group of RACH occasions from at least one subset that overlap with at least one uplink subband. The method includes sending a preamble transmission using a calculated transmit power in a selected RACH occasion, wherein, on a condition the calculated transmit power exceeds the transmit power threshold, the selected RACH occasion is selected from the defined group of the plurality of RACH occasions that overlap with the at least one uplink subband.

The disclosure relates to a communication technique and system therefor for converging an Internet of Things (IoT) technology and a 5th generation (5G) communication system for supporting a high data rate after a 4th generation (4G) system. The disclosure is applicable to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security, and safety services) based on a 5G communication technology and IoT-related technology. The disclosure provides a method and apparatus for uplink (UL) data repetition transmission by a user equipment (UE) in a next-generation communication system.

A method performed by a user equipment, UE, the method comprising: executing (601) a serving cell change procedure from a source cell provided by a first network node to a target cell provided by a second network node, wherein the serving cell change procedure is performed using lower layer signalling; and in response to executing the serving cell change procedure, performing (602) one or more of: (i) transmitting a serving cell change indication to the second network node indicating that the serving cell change has been executed; (ii) monitoring a downlink control channel in the target cell for scheduling of user data in a downlink to the UE; and (iii) transmitting a scheduling request in the target cell for scheduling of user data in an uplink from the UE.

A method and device for monitoring signals in a wireless communication system disclosed in the present application can monitor a PDCCH candidate for a DCI format on the basis of a search space set configuration. The DCI format is monitored on a scheduling cell and schedules PDSCHs or PUSCHs on a plurality of scheduled cells.

Disclosed are a signal receiving method, a signal sending method, a device and storage medium. The signal receiving method comprises: in response to N control channels at a same time instance colliding, determining a priority of a quasi-co-location reference signal set of the N control channels according to a resource index of a control channel resource where each control channel of the N control channels is located and a feature of each control channel of the N control channels, wherein N is an integer greater than or equal to 2, the feature of each control channel indicates whether the control channel is a shared control channel or a dedicated control channel; and receiving one or more of the N control channels according to the determined priority of the quasi co-located reference signal set.

Systems, methods, and instrumentalities are described herein that may be associated with frame-based equipment (FBE) channel access in sidelink (SL) unlicensed. A wireless transmit / receive unit (WTRU) may receive configuration information that indicates a channel busy ratio (CBR) threshold. The WTRU may determine a CBR value associated with a channel in a listen before talk (LBT) band. The WTRU may compare the CBR value to the CBR threshold. The WTRU may determine a channel access parameter based on the comparison of the CBR value to the CBR threshold. The WTRU may change the channel access parameter.

Methods and apparatuses are described herein for multiple-access point (multi-AP) sounding procedures in a wireless local area network (WLAN). A coordinating AP (CAP) may receive, from one or more member APs in a multi-AP set (MAPS), one or more indications indicating that the one or more member APs are capable of multi-AP sounding during a transmission opportunity (TXOP). The CAP may transmit a CAP TXOP indication (CTI) frame indicating that the multi-AP sounding is to be performed during a TXOP acquired by the CAP. The CAP may receive a CAP TXOP request (CTR) frame indicating that the one or more member APs of the MAP are willing to perform multi-AP sounding during the TXOP. The CAP may transmit a CAP TXOP AP schedule (CTAS) frame indicating a transmission schedule for one or more sounding frames to be transmitted by the one or more member APs during the TXOP.

The disclosure relates to a communication technique for combining, with IoT technology, a 5th generation (5G) or pre-5G communication system to support a higher data transfer rate than a 4th generation (4G) communication system such as Long Term Evolution (LTE), and a system thereof. The disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security and safety related services, etc.) on the basis of 5G communication technology and IoT-related technology. According to various embodiments of the present invention, a method and apparatus for transmitting and receiving multiple data in a wireless cooperative communication system may be provided. In addition, a method for a terminal in the communication system of the present invention is characterized by comprising the steps of: sending UE capability information including beam switching-related information to a base station; receiving configuration information including information related to a control channel from the base station; receiving at least one of first control information or second control information from the base station on the basis of the information related to the control channel; identifying whether a first time offset between a first control channel and a first data channel corresponding to the first control information, and a second time offset between a second control channel and a second data channel corresponding to the second control information are smaller than the beam switching-related information; and receiving data over the first data channel or the second data channel by using default quasi co-located (QCL) information when the first time offset and the second time offset are smaller than the beam switching-related information.

Apparatuses, methods, and systems are disclosed for channel state information reporting. One method includes receiving channel state information report configuration information. The channel state information report configuration information includes: information indicating one or more channel state information-reference signal resource configurations associated with at least one non-zero power channel state information reference signal resource set for channel measurement; and information indicating that the channel state information report configuration corresponding to multiple points is used. The multiple points are associated with a primary group of points or a secondary group of points. The method includes performing channel measurements using the at least one non-zero power channel state information reference signal resource set. The method includes generating a set of channel state information reports based on the channel state information report configuration information.

A wireless communication method and a device are provided. A first access point multi-link device (AP MLD) sends or receives a multi-AP MLD sounding announce frame. The multi-AP MLD sounding announce frame indicates at least one of: a sequence in which a plurality of AP MLDs perform channel sounding, a time at which the plurality of AP MLDs perform channel sounding, information of links used for the plurality of AP MLDs to perform channel sounding, information of a frequency band used for the plurality of AP MLDs to perform channel sounding, or information of a channel corresponding to the links and / or the frequency band used for the plu

A single Data Control Information (DCI) may be used to schedule physical data channels, e.g., PDSCH / PUSCH, for a given device / user equipment (UE) on multiple cells. Accordingly, a single DCI may be transmitted to a device / UE to schedule physical data channels on multiple cells for the device / UE, for example to concurrently schedule the physical data channels for the device on multiple cells / component carriers. The single DCI may include multiple DCI fields for indicating required communication parameters. Each DCI field of at least a subset of the multiple DCI fields is either used for every cell of the multiple cells or for a corresponding single cell of the multiple cells. Whether a single DCI field or multiple DCI fields are used for a given relevant communication parameter may be determined individually for each of the relevant communication parameters which are to be indicated in the single DCI.

Disclosed are systems, apparatuses, processes, and computer-readable media for wireless communications. For example, an example of a process includes receiving a signal comprising a slot including at least one shared signal resource. The process further includes determining whether the slot is allocated for sensing and communications or is allocated for communications. The process further includes determining whether to demodulate the at least one shared signal resource using at least one sensing reference signal (RS) resource or at least one communication RS based whether the slot is allocated for sensing and communications or is allocated for communications.

A method for acknowledgement information enhancement includes receiving first information for first cells; second information for second cells; first and second DCI formats; and N PDSCHs on N cells, from the second cells, which are scheduled by a DCI format from the second DCI formats. The method further includes determining first HARQ-ACK information bits associated with the first DCI formats and second HARQ-ACK information bits associated with the second DCI formats. The second HARQ-ACK information bits include, for the DCI format, M=Σi∈N Mi HARQ-ACK information bits corresponding to receptions of the N PDSCHs on N cells, in ascending order of cell indexes for the N cells and (Mmax−M) HARQ-ACK information bits with NACK values that are appended to the M HARQ-ACK information bits. The method further transmitting a channel that includes a HARQ-ACK codebook generated by appending the second HARQ-ACK information bits to the first HARQ-ACK information bits.

Systems and methods are provided for mitigating atmospheric ducting within a wireless telecommunication network. The disclosure includes determining the configuration of user equipment (UE) within the coverage area of a victim base station, which employs a primary cell operating with time domain duplexing (TDD) and a secondary cell operating with frequency domain duplexing (FDD). Subsequently, a scheduler associated with the victim base station directs uplink communications to be transmitted via the secondary cell, thereby isolating the primary cell during periods of interference.

A user equipment (UE) reports beam management information to a network. The UE receives a first group of multiple reference signals from a first transmission reception point (TRP) of a network, receives a second group of multiple reference signals from a second different TRP of the network, selects a first beam associated with one of the multiple reference signals of the first group, selects a second beam associated with one of the multiple reference signals of the second group and transmits a message to the network, the message including an indication of the selected first beam and second beam.

Wireless communications are described. A wireless device and / or a base station may determine / select one or more beams for transmission of signals (e.g., sounding reference signals, SRSs) in one or more cells. The wireless device and / or the base station may determine / select a beam based on one or more of: cell indicators of a first cell and / or a second cell, antenna panel indicators associated with SRS transmissions, priorities of SRS transmissions, resource set indicators corresponding to the SRS transmissions, and / or other information.

Apparatuses, systems, and methods for providing downlink control for non-coherent joint transmission. A cellular base station may provide downlink control information associated with a non-coherent joint transmission downlink data communication to a wireless device, which may receive the downlink control information. The downlink control information may be provided as a single downlink control information including scheduling information for two data streams of the non-coherent joint transmission data communication, or a portion of a multi-stage downlink control information transmission. The wireless device may receive the non-coherent joint transmission downlink data communication based at least in part on the downlink control information.

Apparatus and methods are provided for TRP mapping configuration when a user equipment (UE) communicates with a plurality of transmission and reception points (TRPs). For multiple TRP (multi-TRP) coherent joint transmission (CJT) channel state information (CSI) reporting, a channel measurement resource (CMR) configuration may use CSI-RS port splitting, CSI-RS resource set splitting, or multiple CSI-RS resource sets.

A method by which a UE receives a signal, according to an embodiment, may comprise: receiving, through higher layer signaling, a configuration related to multi-cell scheduling; and on the basis of the configuration related to the multi-cell scheduling, receiving downlink control information (DCI) for the multi-cell scheduling, wherein the DCI includes a first field commonly configured for scheduled cells, codepoints of the first field are associated with a plurality of first entries, each of which is configured with a parameter combination for multiple cells, and for the first entry associated with the first codepoint acquired via the first field as the result of receiving the DCI, the UE may determine, on the basis of a bandwidth part (BWP) information field of the DCI, the parameter combination configured for the first entry.

A radio frequency (RF) IoT device may be configured to receive a group discovery query for a set of IoT devices from an RF source device. The group may be based on at least one of (a) an IoT device class, (b) a measurement type, (c) a data priority, (d) a type of information carried by the set of IoT devices, (e) a presence of data, (f) an amount of the data, (g) a distance from the RF source device, or (h) a set of identifiers for the one or more IoT devices in the group. The RF IoT device may be configured to transmit a response to the group discovery query based on the IoT device belonging to the set of IoT devices.

A wireless device receives a radio resource control (RRC) message comprising configuration parameters indicating two control resource set (CORESET) pool indexes for a downlink bandwidth part (BWP) of a cell, two timing advance groups (TAGs) for the cell, and a list of joint transmission configuration indication (TCI) states for both uplink transmissions and downlink receptions via the cell, wherein each joint TCI state in the list of joint TCI states is associated with a respective TAG among the two TAGs. The wireless device receives a second message indicating a timing advance (TA) value. The wireless device receives a control command indicating a joint TCI state from the list of joint TCI states. The wireless device transmits, using the joint TCI state, an uplink signal based on the TA value in response to the joint TCI state being associated with the TAG.

A method performed by a first wireless access point for coordinating a multi-access point transmission in a wireless network of multiple access points includes receiving an indication of a transmit opportunity for the first wireless access point, transmitting at least one indication frame to the multiple access points comprising information related to the transmit opportunity, receiving at least one request frame from one or more access points of the multiple access points indicating participation with the transmit opportunity, and transmitting a trigger frame to the one or more access points that indicated participation with the transmit opportunity, wherein the trigger frame comprises information indicating respective power levels for the participating access points. The shared transmit opportunity may then be used to transmit downlink data to associated stations of the first wireless access point and the other participating access points during the transmit opportunity.

A method for operating a user equipment (UE) in order to perform multi-carrier scheduling in a wireless communication system disclosed herein may comprise the steps of: performing an access procedure with a base station; performing, with the base station, a connection establishment procedure for a primary cell; performing, with the base station, a connection establishment procedure for at least one secondary cell; receiving downlink control information (DCI) from the base station; and receiving data by using resources indicated in the DCI.

Some exemplary embodiments relate to a communication device, a base station and respective methods for a communication device and a base station. For example, the communication device is a user equipment (UE) comprising a circuitry and a transceiver. The circuitry may be configured to (a) obtain, from control signalling, an indication indicating a change of a configuration of transmission opportunities of a resource configuration with which the UE is configured, wherein (i) the resource configuration is a configured grant (CG) configuration, a semi-persistent scheduling (SPS) configuration or a scheduling request (SR) configuration, and (ii) the control signalling is a downlink control signalling (DCI) and / or the indication indicating the change is an indication of a validity time, the validity time being a time duration transmission opportunities of the resource configuration are valid after activation of the resource configuration; and (b) change the configuration of the transmission opportunities by applying the indicated change. The transceiver may be configured to receive the control signalling, and to receive or transmit a transmission using one of the transmission opportunities of the changed configuration.