1827 results about "Resource block" patented technology

Techniques pertaining to techniques for physical downlink shared channel (PDSCH) allocation in subband full duplex (SBFD) networks are described. Such techniques pertain to both PDSCH frequency domain resource allocation (FDRA) Type-0 and / or FDRA Type-1 and include the use of fractional resource block groups (RBGs), virtual resource block (VRB)-interleaving, canceling one or more repetitions or SPS transmission in a slot that is an SBFD slot or a non-SBFD slot. The techniques further include VRB-to-physical resource block (PRB) mapping that excludes one or more PRBs in the sequence of PRBs that belong to one or more UL-subband or one or more guard bands and applying one or more rules to provide for the selection of a wideband setting for a precoder resource block (RB) group (PRG) size with respect to use of a physical downlink shared channel (PDSCH) demodulation reference signal (DMRS).

Systems, methods, and instrumentalities are described herein regarding power control and link adaptation for cross-division duplex (XDD). A wireless transmit / receive unit (WTRU) may receive a grant associated with transmission of an uplink (UL) signal. The grant may indicate a first set of resource blocks (RBs). The WTRU may determine a frequency gap (FG) between the first set of RBs and a reference RB. The WTRU may adjust one or more transmit (Tx) parameters based on the determined FG. When the determined FG is less than a pre-defined threshold, the WTRU may reduce one or more of a transmit power or a modulation coding scheme (MCS) level associated with transmission of the UL signal scheduled by the grant. The WTRU may transmit the UL signal using the adjusted one or more Tx parameters.

Methods, apparatuses, and computer-readable medium for sidelink communications may be provided. An example method may include receiving, from a second UE, a sidelink communication. The example method may include transmitting, to the second UE based on the sidelink communication, a physical sidelink feedback channel (PSFCH), the PSFCH spanning multiple symbols in a time domain, including a set of repetitions in a frequency domain, or spanning more than one resource blocks (RBs).

A user equipment (UE) configured for operation in a fifth-generation new radio (5G NR) network may decode resource configuration information received from a generation Node B (gNB) for Non-Overlapping Sub-Band Full Duplex (NOSB-FD) communication. The resource configuration information may indicate downlink symbols within a carrier bandwidth for downlink communication, uplink symbols within the carrier bandwidth for uplink communication, and NOSB-FD symbols within the carrier bandwidth. Each NOSB-FD symbol may be configurable for both uplink and downlink communication. For any one of the NOSB-FD symbols, one or more uplink subbands within the carrier bandwidth may be configurable to be allocated for uplink communication and one or more downlink subbands of the carrier bandwidth may be configurable to be allocated for downlink communication. The resource configuration information may be determined from a mapping of physical resource blocks (PRBs) to a common resource block (CRB) grid.

Provided are a method for performing wireless communication by a first device and an apparatus supporting same. The method may comprise: obtaining information related to at least one resource block (RB) set for physical sidelink feedback channel (PSFCH) transmission; receiving, from a second device, a physical sidelink shared channel (PSSCH); determining a number of PSFCH resources related to the PSSCH; determining an index of an interlaced PSFCH resource among the PSFCH resources, in response to the PSSCH; and performing the PSFCH transmission based on the interlaced PSFCH resource.

The invention discloses a resource allocation method for LTE (Long Term Evolution) wireless communication, relates to the technical field of wireless communication, and is used for solving the problem that wireless communication resource allocation is not clear. According to the method, the future position of the user is predicted by acquiring the historical position and speed data of the user and combining with the time step length, the channel quality is predicted through the path loss and interference model, the target cell is identified, data is provided for resource allocation, and the resource occupation state of the target cell is evaluated. The resource reservation proportion is dynamically adjusted in combination with user service requirements and channel quality, the communication quality and service continuity of high-speed users in the switching process are guaranteed, then, a shared resource pool is constructed, and low-interference resource blocks are preferentially allocated to high-priority users through an interference coordination strategy in combination with an interference thermodynamic diagram generated in real time, so that the high-priority users are subjected to resource allocation. The interference influence is reduced, the priority and the resource allocation strategy are dynamically adjusted, user migration is triggered in combination with the load balancing index, and global optimization of resource allocation and improvement of network performance are achieved.

The invention provides a 5G communication method and system based on environmental adaptation, and the method comprises the steps: fusing electromagnetic field intensity distribution, a terminal density thermodynamic diagram and obstacle reflection data through distributed sensing nodes, and generating a dynamic environment sensing matrix. Based on the matrix, establishing a beam pointing model of the motion trail of the user equipment cluster, dynamically adjusting the radiation direction of a beam main lobe, and creating a null region. And in combination with real-time channel multipath phase characteristics, non-uniform interval subcarrier distribution is reconstructed, and multipath phase compensation is carried out. A main lobe radiation direction and a subcarrier distribution mode are integrated into a physical layer structure, and the spatial multiplexing density of a time-frequency resource block is dynamically adjusted according to a service priority. And iteratively optimizing a collaborative matching threshold value of each parameter through closed-loop interaction of a forward channel response feature and a reverse control instruction. According to the invention, the anti-interference capability and the spectrum efficiency of the communication system are improved.

The invention relates to the technical field of wireless communication and edge computing fusion, in particular to a wireless network resource allocation method based on edge intelligence, which comprises the following steps: S1, collecting a multi-dimensional parameter set of network edge nodes in real time; s2, converting node position coordinates into a network topological structure map, and mapping service type labels and bandwidth requirements into service requirement feature vectors; s3, generating a domain division matrix based on weight distribution of the network topological structure atlas; s4, outputting a resource block configuration tensor according to the time-frequency feature of the business demand feature vector; s5, generating a resource allocation mapping relation table; and S6, generating and executing a node-level resource scheduling instruction set. According to the invention, by constructing a resource scheduling mechanism fusing a topological structure and service features, precise resource allocation and dynamic load balancing of a cooperative domain level and a node level are realized, and the efficiency and the resource utilization rate of multi-task concurrent processing in an edge computing environment are improved.

Various aspects of the present disclosure relate to soft resource management in integrated access and backhaul may be used. An apparatus includes a transceiver that receives configurations for a plurality of resource block groups, the configurations comprising an indication that the plurality of resource block groups is soft and an availability combination associated with the plurality of resource block groups and receives an availability indication control message associated with the availability combination, the availability indication control message comprising an availability indication field associated with the plurality of resource block groups. The apparatus includes a processor that determines that physical resource blocks in the plurality of resource block groups in a plurality of physical resource block groups are available in response to the availability indication field being equal to ‘1’ and unavailable in response to the availability indication field being equal to ‘0’.

Disclosed are systems, apparatuses, processes, and computer-readable media for wireless communications. For example, an example of a process for performing sidelink positioning at a user equipment (UE) includes receiving, at the UE, a resource block including a plurality of sidelink symbols in a slot. The slot includes a plurality of slot portions. For instance, a first slot portion of the plurality of slot portions may include at least a first sidelink symbol with at least a first sidelink positioning reference signal (SL-PRS) resource and a second slot portion of the plurality of slot portions may include at least a second sidelink symbol with at least a second SL-PRS resource. The process may further include processing, by the UE, at least one SL-PRS resource in each of the plurality of slot portions of the slot.

A method for determining a precoding resource block group (PRG), a method for indicating a precoding resource block group (PRG), and a user equipment are provided. The method for determining a precoding resource block group (PRG) includes: receiving, by a user equipment, first information, where the first information includes at least one of configuration information or indication information that is used for determining a PRG granularity; and determining, by the user equipment, a PRG granularity of at least one downlink (DL) subband in a subband full duplex (SBFD) mode based on the first information.

A communication device (12) transmits signaling (20) indicating that the communication device (12) is capable of demodulating a data channel (16) using a demodulation reference signal (18) scheduled without a scheduling restriction on a number of resource elements, resource blocks, or resource block groups to which the demodulation reference signal (18) is mapped, e.g., the scheduling restriction restricts the number of resource elements, resource blocks, or resource block groups to which the demodulation reference signal (18) is mapped to being a multiple of a length of a frequency-domain orthogonal cover code applied to the demodulation reference signal (18). Depending on whether the communication device (12) is so capable, the demodulation reference signal (18) is scheduled with or without applying the scheduling restriction.

The invention relates to the technical field of communication scheduling, in particular to a multi-protocol fusion communication scheduling system resource allocation method and device, and the method comprises the following steps: obtaining communication characteristic parameters of multiple protocols in real time, and generating a dynamic priority weight of each protocol based on a protocol type, service time sensitivity and a channel noise parameter; according to the dynamic priority weight, disassembling a physical resource block into atom sequence units capable of being combined across protocols, and generating a segmentation strategy comprising an inter-protocol occupation sequence and a sequence splicing rule; when the segmentation strategy is executed, channel interference mutation points are detected in real time, and resource allocation optimization is completed through dynamic replacement and redundancy injection of the sequence units. According to the invention, the utilization rate of communication resources can be improved, the problem of frequency spectrum fragmentation is effectively relieved, and the stability and reliability under high-interference and high-density communication scenes are improved.

Methods and apparatuses for an interlace based resource pool sidelink (SL) in a wireless communication system. A method of a user equipment (UE) includes receiving a set of configurations and determining, from the set of configurations, a resource pool including a set of sub-channels. A sub-channel in the set of sub-channels includes a set of interlaces of resource blocks (RBs). An interlace in the set of interlaces includes RBs with a uniform interval of M RBs. The method further includes determining a set of resources within the resource pool allocated for a physical sidelink control channel (PSCCH) or a physical sidelink feedback channel (PSFCH) and transmitting, to another UE, the PSCCH or PSFCH based on the determined set of resources.

This application discloses a communication method, including: obtaining a demodulation reference signal port number, where the demodulation reference signal port number is for determining a resource block offset and a resource element offset; determining a resource element of a phase tracking reference signal based on the resource block offset and the resource element offset; and sending or receiving the phase tracking reference signal based on the resource element of the phase tracking reference signal. In various embodiments, PTRSs corresponding to different DMRS port numbers may be mapped to different resource blocks.

The invention provides a wireless resource scheduling method and device used in a scene in which a mobile phone is directly connected with a satellite, and relates to the technical field of satellite communication, and the method comprises the steps: constructing an electromagnetic map which represents the corresponding relation of a geographic position, a physical resource block and ground interference power in a satellite beam coverage area; link budgeting is carried out on the multiple user terminals in combination with the real-time orbit geometric parameters of the satellite and the electromagnetic map, and the signal to interference plus noise ratio of each user terminal on each physical resource block is predicted; based on the predicted signal to interference plus noise ratio, adopting a proportional fair marginal gain greedy algorithm to allocate an optimal continuous spectrum resource block for each user terminal; on the allocated spectrum resources, optimizing and reallocating the total transmitting power of the satellites by adopting a water injection algorithm; and a final spectrum-power joint scheduling scheme is generated, and subsequent link self-adaption and data transmission are guided. According to the invention, the spectrum efficiency, throughput and connection stability of the system are obviously improved.

The invention relates to a wireless signal optimization method and system fused with channel state detection, and the method comprises the steps: obtaining detection state parameters of a fused channel, carrying out the scene decision processing, and outputting a classification result; performing transmission matching according to the classification result to obtain a transmission parameter set; performing channel frequency identification on the fusion channel based on the classification result to obtain frequency band resource block features; and carrying out transmission dynamic adaptation and frequency resource allocation based on the transmission parameter set and the frequency band resource block characteristics to obtain wireless control parameters. According to the invention, the complex characteristics of the channel can be reflected more comprehensively, and the accuracy of channel state detection is improved.

The present disclosure relates to a 5G or 6G communication system for supporting higher data transmission rates. A method performed by a terminal in a wireless communication system is provided. The method comprises receiving, from a base station, downlink control information (DCI) for scheduling a physical uplink shared channel (PUSCH), the DCI comprising frequency domain resource assignment (FDRA) information for the PUSCH, in case that the PUSCH is scheduled to overlap uplink (UL) symbols, transmitting, to the base station, the PUSCH on first resource block groups (RBGs) identified based on the FDRA information and in case that the PUSCH is scheduled to overlap sub band full duplex (SBFD) symbols, transmitting, to the base station, the PUSCH on second RBGs identified based on the FDRA information.

Disclosed are a method and apparatus for performing downlink transmission and reception and uplink transmission and reception in a wireless communication system. Subband configuration information for full duplex communication is transmitted from a base station to a UE. The UE performs the downlink reception or the uplink transmission through a subband based on the received subband configuration information. The subband configuration information includes frequency resource configuration information and time resource configuration information. In an event that the subband is configured based on the frequency resource configuration information, a frequency resource of the subband is configured based on a common resource block (CRB). In an event that the subband is configured based on the time resource configuration information, a time resource of the subband is configured based on at least one subband pattern having a period.

The invention discloses a time division duplex multi-carrier synchronous transmission method based on 5G, which relates to the technical field of communication, and comprises the following steps of: establishing a carrier mapping table, respectively mapping a plurality of logic carriers to predefined physical resource blocks, and marking uplink and downlink switching time slots according to a time division mode; after a user terminal receives a synchronization signal, alignment is carried out through a high-precision local clock and the reference time of a main base station, and a synchronization reference point is recorded with a nanosecond-level time resolution. According to the invention, through the dynamic synchronization control and frequency domain interference suppression technology, the synchronization stability and the data transmission reliability in a high-speed scene are significantly improved; a synchronous load scoring mechanism is introduced to realize efficient scheduling and conflict avoidance of synchronous resources in a multi-user concurrent environment; and in combination with interference weight estimation and an adaptive filtering strategy, the anti-interference capability and environment adaptability of the system are effectively enhanced, and the requirements of key services such as the Internet of Vehicles and industrial control on low-delay and high-reliability communication are comprehensively met.

Apparatus and methods are provided for COT sharing in sidelink unlicensed communication systems. In novel aspect, an COT initiating UE shares one or more SL resources within a COT to one or more responding UEs. In one embodiment, the responding UE is a target receiver of the COT initiating UE. In one embodiment the responding UE uses the shared resources for transmission that the COT initiating UE is one of the target receivers. In one embodiment, COT sharing information comprises COT time and frequency location information, shared COT starting offset information, remaining COT duration information, one or more resource block (RB) set(s) in the COT, channel access type, channel access priority type (CAPC) level, and ID information. In one embodiment, the COT sharing information is carried in a 1st-stage SCI, a 2nd-stage SCI, a combination of a 1st-stage SCI and 2nd-stage SCI, or a MAC-CE. In one embodiment, the responding UE performs an channel access before using the shared COT resource. The channel access type is (pre-) configured based on a transmission gap or indicated by the COT initiating UE.

The invention relates to the technical field of wireless communication, and particularly discloses a high-voltage transformer remote metering monitoring system based on 5G network slicing, which senses network performance in real time by constructing a multi-dimensional network state matrix, performs path rehearsal and resource allocation calculation by using a digital twinning technology, and realizes remote metering monitoring of a high-voltage transformer. Generating a candidate transmission path set with optimal time delay consistency and a corresponding wireless resource block allocation scheme; calculating a path resource allocation factor and combining with network load prediction to generate an optimal resource scheduling strategy; and finally, converting the strategy into a specific network control instruction, establishing a special transmission channel with deterministic service quality, and implementing real-time monitoring and maintenance.

This terminal for performing wireless communication in a wireless communication system may comprise: a communication module; and a processor for controlling the communication module, wherein the processor receives a physical sidelink shared channel (PSSCH), and transmits a physical sidelink feedback channel (PSFCH) including hybrid automatic repeat request-acknowledgement (HARQ-ACK) feedback information corresponding to the PSSCH, the PSFCH is transmitted in at least one resource block (RB) set, each RB set of the at least one RB set includes physical resource blocks (PRBs) of a first interlace structure and PRBs of a second interlace structure, first data is mapped to the PRBs of the first interlace structure, second data is mapped to the PRBs of the second interlace structure, the first data is the HARQ-ACK feedback information, and the first data and the second data are different from each other.

A method, apparatus and computer readable medium for resource determination in wireless communication. Uplink transmission resource allocation in scenarios involving simultaneous uplink and downlink transmission are addressed by determining frequency-domain resources occupied by an uplink subband based on a protocol. The determination is based on the resource blocks (RBs) of an uplink bandwidth part (BWP) in an uplink slot. A reference RB is used to identify the subband's location, ensuring that the number of RBs occupied by the uplink subband is consistent with those occupied by the uplink BWP.

Embodiments of the present disclosure provide a method and an apparatus for transmitting a feedback during wireless communication. A first apparatus (90) comprises means (910) for performing: receiving a transmission; transmitting a first feedback in response to the transmission. The first apparatus uses a plurality of resource blocks to form an interlace for the first feedback. The plurality of resource blocks comprises a first resource block, and at least one second resource block. A second resource block in the at least one second resource block is configured to be reusable for the first feedback, and a second feedback transmitted by a second apparatus. According to embodiments of the present disclosure, an improved manner for transmitting a feedback during wireless communication may be provided. Resource blocks may be reusable for more than one feedback from more than one apparatus. Thus, the number of required RBs to enable interlace / feedback may be reduced.

A method and an apparatus for performing communication in a wireless communication system are disclosed. A method for performing communication by a first terminal according to an embodiment of the present disclosure may comprise the steps of: receiving, from a base station, configuration information related to a plurality of sidelink (SL) resource pools and a plurality of resource block (RB) sets; detecting and triggering a consistent SL listen before talk (LBT) failure for at least one of a first SL resource pool and a first RB set among the plurality of SL resource pools and the plurality of RB sets; and triggering, on the basis that the triggered consistent SL LBT failure is not canceled, SL resource reselection for selecting a second SL resource pool or a second RB set from among the plurality of resource pools and the plurality of RB sets.

The invention belongs to the technical field of communication, and particularly relates to an efficient dynamic network adaptation method based on a 5G RedCap module, and the method comprises the steps: 1, obtaining and defining a 5G RedCap module parameter, a modulation coding mode parameter, a transmission parameter and a queue parameter; 2, according to the 5G RedCap module parameters, the modulation and coding mode parameters, the transmission parameters and the queue parameters obtained and defined in the step 1, multi-target multi-constraint dynamic optimization is carried out on resource block allocation, transmitting power and modulation and coding mode indexes of each 5G RedCap module; and 3, constructing a Lagrange function, setting an optimality criterion by means of a KKT condition, solving the multi-target multi-constraint dynamic optimization problem in the step 2, and carrying out dynamic network adaptation according to a result obtained after solving. The method is used for realizing optimal balance among low power consumption, high throughput and low time delay.

The invention discloses a 5G-TSN cross-domain scheduling method, which comprises the following steps of: constructing a 5G-TSN hierarchical control network architecture, and carrying out global resource unified regulation and allocation; a circular queue forwarding mechanism is combined and adopted, a synchronous time slot cross-domain transmission mechanism is constructed, a multi-level service quality mapping strategy is implemented, 5G and TSN network priorities are matched, and an isolation transmission mechanism is used to meet differentiation requirements; according to differentiated demands of 5G and TSN networks, constructing a mixed service scene and determining demand attributes of different services; in combination with a synchronous time slot cross-domain transmission mechanism, the scheduling process of different service quality services is analyzed, and a scheduling and time delay model is constructed; according to cross-domain scheduling resource allocation based on time delay perception, scheduling of hybrid services is realized through three-dimensional collaborative optimization of time slot offset injection, wireless resource block allocation and base station power regulation and control. According to the invention, the overall performance of the 5G-TSN network can be obviously improved, and efficient transmission guarantee is provided for diversified services.

The invention discloses a wireless communication resource allocation method based on dynamic spectrum sensing. The method comprises the following steps: acquiring equipment node data and network environment parameters, and performing preprocessing to generate feature data; based on the preprocessed feature data and the time window, generating a spatio-temporal feature map by adopting dynamic spatio-temporal feature coding so as to capture spatio-temporal association between the devices; a hyperedge set is constructed through a hyperedge dynamic generation mechanism by using equipment position information, and network topology changes are reflected; based on the hyperedge set, the transmitting power and the channel gain, a high-order interference tensor is constructed and decomposed, and the interference relation is accurately quantified; according to the interference tensor, the number of resource blocks and the service quality requirement, generating an optimal resource allocation strategy by adopting spectral clustering and an optimization algorithm; according to the method, through the space-time attention mechanism and the high-order interference tensor modeling, the dynamic adaptability and optimization performance of resource allocation can be improved, and an efficient solution is provided for a modern wireless communication network.

A wireless device receives configuration parameters indicating: a sidelink resource pool of a sidelink bandwidth part configured in a shared spectrum, one or more resource blocks for a physical sidelink feedback channel transmission via the sidelink resource pool, and a first common interlace index, among a plurality of common interlace indexes, configured for the PSFCH transmission via the sidelink resource pool. The wireless device determines multiple common RBs of a first common interlace corresponding to the first common interlace index. An index of each of the multiple common RBs is based on: an interlaced RB index corresponding to the first common interlace index, and a first common RB index indicating a starting RB of the sidelink BWP. The wireless device transmits, during a PSFCH slot, one or more sidelink transmissions via at least one RB of the one or more RBs, and via the multiple common RBs.