40results about How to "Guaranteed quality of experience" patented technology

The invention provides an access control method, an access control device and an access control base station of a multi-mode mobile terminal. The method includes the steps that an access request sent by the mobile terminal is received; communication systems supported by the mobile terminal and submitted to a multimode base station and an order of information of a required service are sent to the mobile terminal; the communication systems supported by the mobile terminal and the information of the required service are received, wherein the communication systems and the information are submitted by the mobile terminal; whether the communication system of a wireless access network where the mobile terminal exists currently and the required service of the mobile terminal conform to a preset corresponding relation or not is judged according to the preset corresponding relation of the communication systems and the service; if not, a communication system corresponding to the service is selected from the communication systems which are supported by the mobile terminal according to the corresponding relation, and the mobile terminal is informed of using the selected communication system to initiate the access request again. According to the technical scheme, reasonable deploying of the communication systems is performed according to the required service of the mobile terminal, and therefore the quality of service experiences of a user is guaranteed.

The invention discloses a video source determination method comprising the steps of when the condition that a first video source of a currently playing video is in an abnormal state is monitored, recording a time length of the first video source in the abnormal state, and determining a first time length; judging whether the time length of the first video source in the abnormal state is more than the first time length; when the time length of the abnormal state is more than the first time length, determining a second video source based on a preset changing strategy; and playing the currently playing video based on the second video source. The embodiment of the invention provides a video source determination device and a computer readable storage medium.

The invention discloses an energy conservation method for a multi-access internet and mainly solves the problem about energy conservation of the multi-access internet in wireless communication. The implementation method comprises the following steps that: 1, a Joint Radio Resource Management (JRRM) functional entity in the multi-access network sends resource reporting requests to networks; 2, after receiving the resource reporting requests sent by the JRRM functional entity, base stations of the networks acquire available idle resource information in the networks to generate resource state indicating information and send the resource state indicating information to the JRRM functional entity; 3, after receiving the resource state indicating information, the JRRM functional entity integrates all available resource information and calculates the optimal transmission rates of all networks when the total power is minimized; 4, according to the optimal transmission rates of all networks, an optimal distribution percentage is calculated; and 5, according to the optimal flow distribution percentage, data is distributed to corresponding networks for concurrent transmission. According to the method, under the condition that the base stations normally work, an energy conservation effect of the multi-access network is effectively improved.

The invention discloses a flow classification method using the average opinion sub-mean feature of video services. The method comprises the steps of data set preprocessing and feature extraction, PDF mean feature calculating of three video services MOS and SVM classification. According to the step of data set preprocessing and feature extraction, video data flow in a required network is captured by network packet analysis software; the captured original data flow is saved in a standard text format; a number of flow statistics features are calculated; and the downstream byte rate is selected as the most feature of the information gain rate. According to the step of SVM classification, the mean feature of each video flow is combined with the downstream byte rate and is defined as the optimal feature subset; the feature subset is supervised and discretized; and an SVM-based ten-fold cross validation method is used for flow identification and classification. According to the invention, the experience quality of video viewing of a client can be guaranteed; the distribution of the MOS value of three video services is analyzed; three kinds of videos are identified and classified with effective feature combination; and a better classification effect is realized.

The invention provides a processing method and a system during internet protocol flow migration (IFOM) error. The method includes that after flow migration routing rule negotiation between user equipment (UE) in an IFOM process and a network side is finished, if the network side has related faults of quality of service (QoS) resource management, a policy and charging rules function (PCRF) entity announces flow migration information having faults to a home agent (HA) of the UE and triggers processing operation of the faults. By means of the method and the system, the problems that in the existing IFOM process, the QoS of migrated service flow cannot be guaranteed and even is interrupted and the like under the condition of migrated flow resource application failure is solved.

A QoS guarantee system of a 5G satellite convergence network comprises a resource cache and flow control module, and is characterized in that services in the network are classified, and data flows ofdifferent services are separated; a network monitoring module can set a probe at a network entrance of the 5G satellite convergence network, the probe is used for monitoring network flow of differentservices to obtain network delay, jitter and packet loss rates of the different services, and the network delay, jitter and packet loss rates are sent to the evaluation and decision module; the evaluation and decision module is used for obtaining an MOS score of QoS according to the network delay, jitter and packet loss rates of different services, and determining a network adjustment strategy anda network adjustment strategy according to the MOS score by utilizing a pre-stored corresponding relationship between the MOS score and the network adjustment strategy, including processing of data packets in the network, routing decision and network configuration; and the network control module is used for adjusting and controlling the network according to the network adjustment strategy. According to the invention, non-blocking stable communication capability is realized, and diversified application services are provided.

The invention provides an energy-saving and anti-interference speed cracking method in a cognitive heterogeneous network, which utilizes equivalent deformation of an energy efficiency equation and a cooperative game Nash axiom to carry out iteration on a transmission speed of each sub-network to obtain the optimal speed with high energy efficiency and small interference. A plurality of the sub networks are used for carrying out parallel transmission and parts of carriers of a base station do not need to be closed or blocked so that the base station can work normally. According to the method disclosed by the invention, the normal work of the base station is not changed and the quality of user experiences is guaranteed; not only can small interference be realized, namely the spectrum efficiency is high, but also energy-saving effects are realized, and the condition that iteration and convergence can be carried out in limited times can be strictly ensured.

The invention belongs to the field of QoE and network resource management of video services, in particular to a statistical analysis-based QoE-QoS parameter mapping method for a session video service,which comprises the following steps of firstly, capturing a video data stream in a required network through network packet analysis software in data acquisition, and storing the captured original data stream in a standard text format; secondly, carrying out a large amount of flow statistical characteristic calculation; then, calculating an MOS value according to the standard of the internationaltelecom alliance; selecting parameters such as packet loss rate, transmission rate, delay jitter and the like to perform graph drawing and formula fitting, and obtaining an optimal parameter suggestion index according to a result; and finally substituting the given reference value into the model for calculation, and carrying out statistics on the probability of falling in a preset MOS value rangefor verification. On the premise of guaranteeing the user experience quality, the network resources can be distributed more reasonably and effectively, and the resource waste caused by the excessive distribution of the network resources to the users with the user experience quality meeting the requirement is avoided.

The invention discloses a D2D network setup method based on scalable video streaming user quality of experience. D2D communication is organized into a spanning tree for transmitting scalable adaptivevideo streaming. In an initialization phase, a D2D network is organized into the spanning tree with acceptable user quality of experience and fairness. In a management phase, the service continuity isrespectively maintained under the condition that different devices arrive or depart. On the basis of a local search technology, according to the scheme, data structures of disjoint sets and the localsearch technology are combined, the reachable operation time is O [mn alpha (m, n)]. According to the scheme, the capacity of a service network can be improved, the quality of experience, fairness and continuity of the service are ensured, and a great number of users can be supported.

The invention provides a distributed high-concurrency cloud storage database system and a load balancing method thereof. Package the object of cloud storage as a data object and implement database management query, which improves the efficiency of the distribution and management of the stored data content; through the establishment of a parallel node group with active and standby node settings, the adaptability to parallel task calls is improved , which is conducive to providing homogeneous cloud storage services. For the allocation of data objects among the available nodes in the group, not only the current load balance between nodes is considered, but also the correlation of data objects allocated on the same node should be minimized to avoid overloading of tasks gathered on a small number of nodes. .

A system includes a container housing an aerosol generating substrate and a product identifying compound associated with the container. The system further includes an electronic article configured toreceive the container. The electronic article includes a sensor configured to detect the product identifying compound.

The invention provides a method and device for controlling a subscriber strategy, relating to the communication field. The method comprises the step that: a strategy server obtains information related to a subscriber from an authentification, authorization and accounting (AAA) server, and conducts a follow-up strategy control according to the obtained information related to the subscriber.

The embodiment of the invention discloses a pilot frequency measurement method and related equipment, in the method, after a terminal accesses a serving cell and enters a connected state, measurement is started in advance to obtain wireless channel quality parameters of N first pilot frequency neighbor cells of the serving cell and wireless channel performance parameters of the serving cell. When it is determined that the wireless channel performance parameter satisfies a first condition of the first application program, the terminal sends a first measurement report requesting pilot frequency measurement to a service base station. The service base station responds to the first measurement report and issues pilot frequency neighbor cell measurement configuration information, and the terminal sends a second measurement report including wireless channel quality parameters of an intersection neighbor cell to the service base station when determining that the N first pilot frequency neighbor cells and M second pilot frequency neighbor cells configured by the configuration information have the intersection neighbor cell. By starting pilot frequency measurement in advance and controlling whether to request pilot frequency measurement or not according to the requirements of the APPs on the wireless channel performance parameters, the requirements of different APPs on the wireless channel performance are met, and the experience quality of the APPs is guaranteed.

The invention discloses a method of dynamic bandwidth adjustment in bandwidth access system, which includes the following steps: the bandwidth access equipment is allocated and stored with business information; the bandwidth access equipment monitors and identifies the business information of users' choice in the data packet dispatched; according to the identified business information, the bandwidth access information increases or releases the bandwidth of corresponding users. The invention reduces the update and storage steps of resources reservation soft state, with easier realization. At the same time, the dynamic bandwidth distribution method adopted by the invention can meet the dynamic requirements of users random usage, distribute system bandwidth reasonably to the maximum degree and guarantee the experience quality and service quality of the business used by users.

A system includes a container containing an aerosol-generating substrate and a product identification compound associated with the container. The system further includes an electronic article configured to receive the container. The electronic article includes a sensor configured to detect the product identification compound.

The invention relates to the technical field of wireless communication networks, in particular to a monitoring service bandwidth allocation method and device, electronic equipment and a storage medium, and the method comprises the steps: constructing a channel model used for obtaining linear gains between users and base stations based on the total path loss between each user and each base station in a network, and determining a bandwidth allocation strategy; generating a base station service request according to the demand of each user, and determining a pricing strategy in combination with channel information and a network congestion condition; and taking the bandwidth allocation strategy and the pricing strategy as constraint conditions, constructing a two-stage Stackelberg game, and determining a bandwidth allocation result. According to the invention, based on a multi-base-station and multi-user interaction scene, the path loss influence between each user and each base station is considered, and a two-stage Stackelberg game taking a dynamic bandwidth allocation strategy and a pricing strategy as constraint conditions is constructed, so that the experience quality of the users and the income of the base stations are effectively guaranteed, and the effectiveness of bandwidth allocation is realized.

The invention discloses a flow classification method using the average opinion score feature of video services, including three steps of data set preprocessing and feature extraction, calculation of PDF mean feature of three video service MOS and SVM classification. Data set preprocessing and feature extraction first use network packet analysis software to capture the video data stream in the required network, save the captured original data stream in a standard text format, perform a large number of traffic statistical feature calculations, and select the downstream bytes Rate is the feature with the largest information gain rate. SVM classification defines the mean feature of each video stream combined with the downlink byte rate as the optimal feature subset, supervises discretization of the feature subset, and uses the SVM-based ten-fold cross-validation method for stream identification and classification. The present invention can guarantee the experience quality of watching video by the client, analyze the distribution of MOS values ​​of three kinds of video services, and cooperate with effective feature combination to identify and classify the three kinds of videos, and can obtain better classification effect.

The invention discloses a heterogeneous network resource slicing method with eMBB and URLLC mixed services, belonging to the technical field of mobile communication, comprising the following steps: constructing a heterogeneous fusion composed of base stations and base station users in a 5G heterogeneous fusion network area Network model; establish the maximum utility function based on the heterogeneous fusion network model; use the DQN algorithm to obtain the best resource scheduling and allocation scheme for heterogeneous network resource slices with eMBB and URLLC hybrid services. The invention solves the problem of bandwidth allocation in wireless resources, uses the DQN algorithm in deep reinforcement learning to solve the problem of resource scheduling and allocation between eMBB and URLLC services in a 5G heterogeneous fusion network, and can guarantee eMBB and URLLC services The QoE improves the spectrum efficiency SE and improves the overall utility of the system.

The invention provides a video peer-to-peer flow exchange method, system and device, which are characterized in that each server node is set to adopt a peer-to-peer network structure, hierarchy is not distinguished, local storage of each server node is gathered into a virtual shared storage, and decentration is realized. The full links between the server nodes and the user nodes are set to communicate by adopting a real-time audio protocol, so that the time delay and the calculation cost of the distribution network are reduced. A subscription push mechanism is established, when a user requests video data, a preset user perception guarantee algorithm is adopted to calculate a correlation score between a current user node and a user node which has obtained specified video data, and the user node with relatively high correlation is selected as an associated user node for subscription. And the associated user node directly pushes the video data to the current user node, so that the network delay is greatly reduced, and the user experience quality is guaranteed.

The invention provides an access control method, an access control device and an access control base station of a multi-mode mobile terminal. The method includes the steps that an access request sent by the mobile terminal is received; communication systems supported by the mobile terminal and submitted to a multimode base station and an order of information of a required service are sent to the mobile terminal; the communication systems supported by the mobile terminal and the information of the required service are received, wherein the communication systems and the information are submitted by the mobile terminal; whether the communication system of a wireless access network where the mobile terminal exists currently and the required service of the mobile terminal conform to a preset corresponding relation or not is judged according to the preset corresponding relation of the communication systems and the service; if not, a communication system corresponding to the service is selected from the communication systems which are supported by the mobile terminal according to the corresponding relation, and the mobile terminal is informed of using the selected communication system to initiate the access request again. According to the technical scheme, reasonable deploying of the communication systems is performed according to the required service of the mobile terminal, and therefore the quality of service experiences of a user is guaranteed.

The invention discloses a heterogeneous network resource slicing method with eMBB and URLLC mixed service, which belongs to the technical field of mobile communication, and comprises the following steps: constructing a heterogeneous convergence network model consisting of a base station and a base station user in a 5G heterogeneous convergence network area; establishing a maximized utility function according to the heterogeneous fusion network model; and slicing heterogeneous network resources with the eMBB and URLLC mixed service by adopting a DQN algorithm to obtain an optimal resource scheduling allocation scheme. According to the method, the bandwidth allocation problem in wireless resources is solved, the DQN algorithm in deep reinforcement learning is used for solving the resource scheduling allocation problem between the eMBB and the URLLC in the 5G heterogeneous fusion network, the QoE of the eMBB and the URLLC services can be ensured, the spectrum efficiency SE is improved, and the overall effectiveness of the system is improved.

The disclosure relates to a method and device for improving system security, electronic equipment and a storage medium, and belongs to the technical field of information processing. The method for improving system security includes receiving a first file in a first encoding format uploaded from a first client; decoding the first file based on the first encoding format to obtain a decoded file; Encoding is performed in the second encoding format of the encoding format to generate a second file; in response to the file acquisition request of the second client, the second file is sent to the second client. The invention can reduce or avoid the risk of loopholes being exploited.

The invention discloses a method for deleting a default appearance customized object and terminal equipment thereof, belonging to the fields of mobile communication. The method comprises the following steps: receiving a command for deleting an appearance customized object, which is transmitted by a server; and when the appearance customized object is a default appearance customized object, deleting the default appearance customized object and setting a new appearance customized object to be a default appearance customized object. The terminal equipment comprises a receiving module, a processing module and a setting module. The invention can ensure that the terminal equipment can supply appearance display when the original default appearance customized object is deleted by setting the other appearance customized object to be the new default appearance customized object when one default appearance customized object is deleted, thereby ensuring the experience quality of a user.

The present application relates to the technical field of wireless communication networks, and in particular to a monitoring service bandwidth allocation method, device, electronic equipment, and storage medium. The method includes: based on the total path loss between each user and each base station in the network, constructing a The channel model of linear gain between the base station and the base station determines the bandwidth allocation strategy; generates base station service requests according to the needs of each user, and determines the pricing strategy based on channel information and network congestion; takes the bandwidth allocation strategy and pricing strategy as constraints, and constructs a Two-stage Stackelberg game to determine the result of bandwidth allocation. Based on multi-base station and multi-user interaction scenarios, this application considers the influence of path loss between each user and each base station, and constructs a two-stage Stackelberg game with dynamic bandwidth allocation strategy and pricing strategy as constraints, which effectively guarantees user experience quality And base station income, to achieve the effectiveness of bandwidth allocation.

The invention provides a service recovery priority evaluation method and device, a storage medium and a product, and the service recovery priority evaluation method comprises the steps: respectively obtaining an RTO evaluation value, an RPO evaluation value, a tolerable minimum QoS evaluation value and a tolerable minimum QoE evaluation value of a target service; and determining a target recovery priority of the target service according to the RTO evaluation value, the RPO evaluation value, the tolerable minimum QoS evaluation value and the tolerable minimum QoE evaluation value. Namely, by introducing the service recovery QoS target and the service recovery QoE target and combining the service recovery QoS target and the service recovery QoE target with the RTO target and the RPO target, the purpose of formulating the disaster recovery priority is achieved, so that reasonable distribution of disaster recovery resources is guaranteed, a more objective and comprehensive disaster recovery strategy is formulated, and the disaster recovery efficiency is improved. And the service quality and the experience quality after service recovery can be ensured to the greatest extent.

The invention relates to a method and device for improving system security, electronic equipment and a storage medium, and belongs to the technical field of information processing. The method for improving the system security comprises the following steps: receiving a first file with a first coding format uploaded from a first client; decoding the first file based on the first coding format to obtain a decoded file; encoding the decoded file based on a second encoding format different from the first encoding format to generate a second file; and in response to the file acquisition request of the second client, sending the second file to the second client. The method can reduce or avoid the risk that vulnerabilities are utilized.

The present disclosure provides a service scheduling method and electronic device for cloud-native mobile network stability assurance, wherein the method includes: acquiring historical data of user requirements of an MEC platform in a historical time period; determining the MEC platform in a future time period according to the historical data According to the predicted business volume and the acquired related information of the MEC platform, the corresponding business scheduling information is determined. In this way, according to the service scheduling information of the MEC platform, the corresponding service scheduling strategy can be determined to implement on-demand scheduling of cloud-native mobile network services and resources, and to ensure the stability of the wireless network protocol stack in the cloud platform deployment environment. Continuity of mobile services of user terminals in the case of fluctuations in resources and user requirements, ensuring user experience quality.

Disclosed are a method and system for processing an IP Flow Mobility (IFOM) error. The method includes: after a User Equipment (UE) and a network side complete routing rules negotiation on flow migration, if a Quality of Service (QoS) resource management related failure occurs on the network side, a Policy and Charging Rules Function (PCRF) informing a Home Agent (HA) of the UE of information about flow migration that failed, and triggering a processing operation for the failure. The present invention solves the problem that in an IFOM process in the prior art, when application for resources for a migrated flow fails, the QoS of the migrated service flow cannot be guaranteed, or even the service is interrupted. Therefore, service continuity is guaranteed, and quality of user experience is guaranteed.

The invention provides a network traffic collaborative unloading method and a controller, and relates to the technical field of the computer network communication. The method comprises the following steps: sensing and recording user node state information in real time according to request data sent by a user node, and classifying and storing the user node state information; selecting one user nodeas an unloading source node according to the classified user node state information, and taking other user nodes except the unloading source node as a subscription node; sending the node informationof the unloading source node to all user nodes in a communication subset, wherein the unloading source node establishes connection with a server to receive network data traffic after confirming the own identity, and the unloading source node can sufficiently utilize the direction communication between the equipment to distribute the data. An unloading source is selected by adopting a collaborativeunloading source selection policy, the unloading source node can sufficiently utilize the direct communication between the equipment to distribute the data, the network resource is sufficiently utilized, the transmission efficiency is effectively improved, the traffic transmission pressure of a core network is lightened, and the user experience quality is guaranteed at the same time.