56 results about "Delay sensitive" patented technology

Disclosed embodiments generally relate to edge-based multi-Radio Access Technology (RAT) traffic management (TM) solutions to support delay-sensitive traffic over heterogeneous networks. Embodiments include delay-aware TM implementations that split and / or steer network traffic across different RATs for the edge network control plane. Embodiments also include utilization threshold-based implementations to achieve delay-aware multi-path TM at the network's edge. The multi-path TM includes multi-RAT, multi-access, or multi-connectivity traffic routes. Embodiments include strategies to sort users (or devices) for making multi-RAT traffic distribution decisions and to determinate the utilization thresholds. Embodiments also include message exchange mechanisms or learning utilization thresholds and other useful system properties. Other embodiments may be described and / or claimed.

Discussed herein is a framework that provisions for customized processing for different classes of traffic. A network device in a communication path between a source host machine and a destination host machine extracts a tag from a packet received by the network device. The packet originates at a source executing on the source host machine and whose destination is the destination host machine. The tag set by the source and indicative of a first traffic class to be associated with the packet, the first traffic class being selected by the source from a plurality of traffic classes. The network device determines, based on the tag, that the first traffic class corresponds to a latency sensitive traffic and processes the packet using one or more settings configured at the network device for processing packets associated with the first traffic class.

Methods and systems are provided for latency-oriented router. An incoming packet is received on a first interface. The type of the incoming packet is determined. Upon the detection that the incoming packet belongs to latency-critical traffic, the incoming packet is duplicated into one or more copies. Subsequently, the duplicated copies are sent to a second interface in a delayed fashion where the duplicated copies are spread over a time period. The duplicated copies are received and processed at the second interface.

The invention discloses a wireless communication transmission method based on an intelligent reflecting surface, and relates to the technical field of wireless communication transmission, and the method comprises the steps: carrying out the time sequence modeling through employing an LSTM model, generating a channel characteristic model, generating an IRS initial reflection phase matrix based on the model, and optimizing the wireless channel configuration; dynamically adjusting a reflection phase matrix through a convex optimization algorithm, and continuously updating an IRS configuration scheme by taking maximization of a main channel gain and weakening of secondary channel interference as targets; on this basis, in combination with a channel characteristic model and an updated IRS configuration scheme, communication requirements between devices in an industrial environment are analyzed, link priorities are calculated, a low-delay communication topology is constructed, IRS resources are allocated through the priorities, and the signal quality of delay-sensitive task links is enhanced; furthermore, real-time data flow information is collected under the optimized topological structure, a task scheduling model is constructed by adopting a PPO reinforcement learning algorithm, a task transmission sequence and a resource allocation strategy are dynamically adjusted, and the resource utilization rate is improved.

The present invention relates to the field of vehicle networking communication technologies, and particularly to a delay-tolerant data distribution method and system based on a time-varying graph. The delay-tolerant data distribution method based on a time-varying graph includes: through a time-varying graph data transmission model with delay constraints, multiple vehicle-mounted nodes exchange initial data with each other to obtain the communication data and link data of each vehicle-mounted node; an unmanned aerial vehicle collects the communication data and link data, and obtains the channel capacity, transmission rate, and transmission delay based on the link data; the unmanned aerial vehicle calculates the network utility value according to the transmission rate and transmission delay, and uses the transmission rate and transmission delay with the maximum network utility value as the communication transmission rate and communication transmission delay; the unmanned aerial vehicle calls the k data distribution algorithm based on the channel capacity, communication transmission rate, and communication transmission delay to distribute the communication data to multiple vehicle-mounted nodes. The present invention provides real-time and reliable data transmission for delay-sensitive vehicle networking applications, and improves the communication efficiency of vehicle networking.

This disclosure provides systems, methods, and devices for network management. In a first aspect, a method of managing communications links includes determining a latency sensitivity for first data for transmission between a first device and a second device and determining whether the latency sensitivity satisfies a criteria. When the criteria is met, the method includes determining a plurality of jitter likelihood values corresponding to a plurality of links between the first device and the second device; and configuring multi-link operation between the first device and the second device using a first link of the plurality of links and a second link of the plurality of links, wherein the first link and the second link are determined based on the plurality of jitter likelihood values. Other aspects and features are also claimed and described.

The present disclosure provides a message transmission method and device, electronic equipment and medium. The message transmission method is applied to a source node, and the message transmission method comprises: acquiring a data flow, wherein the data flow comprises a plurality of messages, the first addressing information of the plurality of messages is the same, and there are a plurality of candidate transmission paths between the source node and a destination node; determining a flow type of the data flow; if the flow type is throughput sensitive, for each message in the data flow, at a routing time of the message, a first transmission path corresponding to the message is determined based on the congestion degree of the plurality of candidate transmission paths at the routing time, and the message is transmitted to the destination node through the first transmission path; and if the flow type is delay sensitive, each message in the data flow is transmitted along a second transmission path corresponding to the first addressing information according to the order of the message in the data flow. The present disclosure can be applied to various scenes such as cloud application data transmission.

A wireless local area network (WLAN) uses enhanced distributed channel access (EDCA) in an EDCA queue system to support real-time application (RTA) packets, which are delay sensitive, and non-RTA packets on a network supporting carrier sense multiple access / collision avoidance (CSMA / CA). At least one new access category (AC) and associated transmit queue is created to queue RTA packets, while non-RTA packets are queued to the original transmit queues in the EDCA queue system. A new EDCA function (EDCAF) is created for the new access category (AC) transmit queue for RTA packets, where the RTA queue is able to contend for the channel before the expected RTA packet arrives.

The embodiment of the invention provides a communication method, device and system, and relates to the field of communication. The method comprises: when a network device is in a congestion state, inhibiting transmission of a delay state report (DSR) corresponding to a first type of LCG, the type of a data stream corresponding to the first type of LCG being a non-delay sensitive stream. Wherein the data stream types corresponding to different LCGs comprise delay sensitive streams and non-delay sensitive streams. Therefore, under the condition that the network equipment is in the congestion state, the sending frequency of the DSR corresponding to the first type of LCG can be reduced, the signaling overhead of the terminal equipment is reduced, the occupation of signaling resources is reduced, and the power consumption of the terminal equipment is reduced.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network node, a measurement gap configuration. The UE may receive, from the network node, a message that schedules one or more data communications during a measurement gap occasion associated with the measurement gap configuration, wherein the one or more data communications are scheduled during the measurement gap occasion based at least in part on the one or more data communications satisfying a priority rule. The UE may communicate with the network node to transmit or receive the one or more data communications during the measurement gap occasion. Numerous other aspects are described.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a first radio link control (RLC) message with a plurality of bits indicating a value for a delay-sensitive poll request. The UE may receive a second RLC message with a poll response associated with the value for the delay-sensitive poll request. Numerous other aspects are described.

Disclosed are a method and device for operating in a wireless LAN system. A method performed by a first non-access point (AP) MLD according to an embodiment of the present disclosure may comprise the steps in which: a first STA, which is associated with the first non-AP MLD, receives a first trigger frame including at least one delay bound from a first AP; the first STA transmits, to the first AP, a first frame including first information related to the size of first delay-sensitive traffic to be transmitted within the at least one delay bound; the first STA receives, from the first AP, a second trigger frame including second information related to a first resource unit for the first delay-sensitive traffic; and the first STA transmits, to the first AP, a second frame including the first delay-sensitive traffic on the basis of the second trigger frame.

This invention discloses a wireless communication method and apparatus. A first wireless communication device determines the transmission time boundary of a delay-sensitive service. It receives a service transmission request frame from a second wireless communication device, wherein the service transmission request frame contains duration information indicating the duration for which the second wireless communication device expects to occupy the channel. In response to determining that the duration exceeds the transmission time boundary and that the service from the second wireless communication device to the first wireless communication device is delay-insensitive, the first wireless communication device decides not to respond to a service transmission license frame from the second wireless communication device. Before the transmission time boundary, the delay-sensitive service is transmitted from the first wireless communication device to the second wireless communication device or at least one third wireless communication device.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a first radio link control (RLC) message with a plurality of bits indicating a value for a delay-sensitive poll request. The UE may receive a second RLC message with a poll response associated with the value for the delay-sensitive poll request. Numerous other aspects are described.

A communication device (12) configured for use in a communication network (10). The communication device (12) receives, from the communication network (10), control signaling (22) that configures a delay-sensitive priority level (22D) according to which the communication device (12) is to prioritize a logical channel (18) if delay-sensitive traffic is 5 available on the logical channel (18). The communication device (12) prioritizes the logical channel (18) according to the control signaling (22).

This disclosure provides methods, devices and systems for protecting latency-sensitive communications during restricted target wake time (r-TWT) service periods (SPs). Some implementations more specifically relate to coordinated scheduling of r-TWT SPs between OBSSs. In some aspects, a first AP may coordinate with a second AP in scheduling r-TWT SPs so that latency-sensitive traffic in a first BSS does not interfere or collide with latency-sensitive traffic in a second BSS overlapping the first BSS. In some implementations, the first and second APs may schedule their respective r-TWT SPs to be orthogonal in time. In some other implementations, the first and second APs may schedule their r-TWT SPs to overlap in time, while allocating coordinated resources to concurrent or overlapping latency-sensitive traffic in the first and second BSSs (such as in accordance with one or more multi-AP coordination techniques).

This document provides methods and systems for operation in wireless communication systems. A first transmission can be initiated using at least a first portion of physical layer resources. A second transmission can be initiated using at least a second portion of the same physical layer resources. The first transmission can be any one of punctured transmission, interference transmission, delay-sensitive transmission, or short transmission. The second transmission can be an ongoing transmission or a long transmission.

Scheduling full-duplex transmissions includes configuring adjacent time slots of an air interface resource with different ratios of uplink portions, downlink portions, and flexible portions, scheduling transmissions in each adjacent time slot based on whether or not the transmissions are latency-sensitive or delay-sensitive or control transmissions. The uplink portions, downlink portions, and flexible portions comprise symbols within time slots of a subframe, and can vary based on a numerology. The flexible portions are symbols configured to simultaneously transmit uplink data and downlink data.

The invention discloses a computing power and electric power collaborative optimization scheduling method and system for a data center. The method comprises the following steps: based on calculation task attributes borne by a data center, distinguishing delay-sensitive and delay-insensitive workloads, associating energy consumption characteristics of a server, operation rules of energy storage equipment and power supply use efficiency of the data center, and constructing a calculation power model; establishing a stable output characteristic rule of an adjustable unit and a probabilistic output rule of an unadjustable unit based on the type of the generator set, and constructing a power model in combination with load resource parameters and adjustment characteristics; an iterative double-layer model, an upper-layer power model and a lower-layer computing power model are constructed as a framework, iterative optimization of power and computing power elements is completed based on the iterative double-layer model, and a data center computing power and power bidirectional collaborative optimization scheduling strategy is obtained for a computing power node and a power node to execute scheduling operation. According to the method, efficient collaboration and optimization between the electric power and the computing power of the data center are promoted.

The invention relates to the technical field of big data processing and cartoon design software, in particular to a cartoon design material library management system based on big data, which comprises a request characterization unit used for determining data load size, delay sensitivity and operation semantic category; the priority arbitration unit is used for calculating a dynamic priority score based on the delay sensitivity, the data load size and the instantaneous occurrence frequency determined by the request characterization unit; the prefetching decision-making unit is used for calculating to obtain a prefetching confidence coefficient and generating a prefetching I / O task based on the prefetching confidence coefficient; the scheduling control unit is used for comparing and analyzing the dynamic priority score calculated by the priority arbitration unit with a preset high priority threshold value and a preset low priority threshold value to generate a tiny differential transmission signal, a large data transmission signal or a mixed transmission signal, and then executing a transmission strategy corresponding to the signal; according to the invention, fair and efficient distribution of I / O resources is realized, and the inherent contradiction between delay and throughput is solved.

A network traffic management system prepares a map showing network delays updated through the transmission of regularly time-stamped messages. This map is then employed to prioritize packets, address quality of service requirements, or drop expired / expiring packets.

A wireless communication method includes: receiving, by a station (STA), service period load information of a delay-sensitive service; where the service period load information of the delay-sensitive service includes at least channel utilization information during restricted-target wake time (R-TWT) service periods corresponding to all R-TWT schedules established in a first basic service set (BSS), or the service period load information of the delay-sensitive service comprises at least channel utilization information during R-TWT service periods corresponding to m R-TWT schedules established in a first BSS; where a number of all R-TWT schedules established in the first BSS is n, m and n are both positive integers, and m<n.

One example discloses a method of preemption for latency-sensitive traffic for communications between WLAN (wireless local area network) devices, including: receiving, by an access point (AP), a first frame from a first non-access point station (non-AP STA); transmitting, by the AP, a second frame indicating Transmission Opportunity (TXOP) pre-emption information to the first non-AP STA; and transmitting, to a second non-AP STA, a third frame; wherein the third frame includes latency-sensitive frame.

The invention provides a hybrid load-based resource scheduling method, which comprises the following steps of: monitoring a service quality index of a delay sensitive application, and judging whether the service quality index meets a preset target or not; if yes, the resource scheduling method based on the hybrid load comprises the following steps: monitoring a service quality index of a delay sensitive application, and judging whether the service quality index meets a preset target or not; if the service quality index meets a preset target, utilizing a real-time parallelizable proportion to calculate and predict the marginal utility obtained by each best effort type application when a unit of processor core hardware resources is additionally added, and defining the best effort type application with the highest marginal utility as a beneficiary application; available processor core hardware resources are allocated to beneficiary applications. Correspondingly, the invention further provides a resource scheduling device based on the hybrid load, a storage medium and electronic equipment. Therefore, according to the invention, the maximization of the overall throughput of the system can be realized while the high-quality service is ensured.

This disclosure provides methods, components, devices and systems for resource allocation schemes according to which a user equipment (UE) may allocate resources associated with a grant across multiple logical channels at the UE. Some aspects more specifically relate to resource allocation schemes that account for a latency sensitivity of one or more packets associated with the logical channels in addition to, or as an alternative from, a baseline priority associated with each logical channel. For example, a UE may dynamically prioritize one or more logical channels in accordance with the one or more logical channels being associated with one or more buffered packets that are at risk of failing a latency target. Additionally, or alternatively, the UE may increase a likelihood of serving one or more relatively lower priority logical channels (having latency-sensitive traffic) in accordance with limiting how many resources are allocated to a relatively higher priority logical channel.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure discloses an apparatus and a method for a terminal connecting to a base station without a random access process. According to one embodiment of the present disclosure, the terminal acquires a suitable TA value in advance according to preset information, and updates and maintains the TA value and connects to a cell without a random access process, thereby enabling the provision of a delay-sensitive service.

The application discloses a quality-of-service oriented GPU space-time adaptive resource scheduling method and system, belongs to the field of heterogeneous resource scheduling and management under deep learning inference, and comprises the following steps: determining a minimum SM subset satisfying a quality-of-service constraint and corresponding SM mask configuration in an offline stage; collecting multi-task co-location operation data offline, and constructing an interference-aware delay prediction model by using the multi-task co-location operation data; in an online scheduling stage, when a new task arrives, it is judged whether the GPU is in an idle state according to a current GPU load state; the constructed interference-aware delay prediction model is used for prediction, and it is judged whether the predicted inference delay and the predicted delay both satisfy preset quality-of-service constraints; a time multiplexing strategy is adopted to schedule and execute tasks by intercepting a kernel-level command buffer, and it is ensured that only one task occupies all resources of the GPU at the same time. The application can improve system throughput and guarantee the quality of service of delay-sensitive tasks.

The application discloses a resource allocation method and device based on polarization information processing. The method comprises the following steps: obtaining prior information of H2H user equipment and time-delay sensitive machine equipment in a human-machine-object mixed access heterogeneous network based on pre-allocated resource blocks, transmission power and polarization state information; defining a state set, an action selection set and a reward function for time-delay tolerant machine equipment based on the prior information; exploring the maximum reward value of the time-delay tolerant machine equipment by using a greedy strategy based on the state set, the action selection set and the reward function; and allocating resources for the time-delay tolerant machine equipment based on the maximum reward value, wherein the resources comprise resource blocks, power and polarization state. The application solves the technical problem of unreasonable resource allocation in the prior art.