CN-122028073-A - Resource management and optimization method with limited total data transmission delay based on ternary game

CN122028073ACN 122028073 ACN122028073 ACN 122028073ACN-122028073-A

Abstract

The invention discloses a resource management and optimization method with limited total data transmission delay based on a triple sub game. The invention obtains the optimal power resource and data quantity resource of each user in the original user set by a triple game sequential execution mode of constructing a resource sub-game aiming at the upper limit value of the downlink total power of the base station, constructing a resource sub-game aiming at the preset global total data transmission delay threshold value of the base station and constructing a resource sub-game aiming at the transmission delay idle value of the base station system so as to solve the key problem of how the base station ensures that the total data transmission delay of all users does not exceed the preset global threshold value through a resource allocation means in a delay sensitive network. In particular, in each sub-game, the leader is the base station and the followers of the game are different sets of users. And a final resource allocation scheme can be obtained by sequentially solving the Stackelberg sub-game model.

Inventors

LIU CHENGYI
ZHOU XUELI
LV GANG
JU WEIJUN
QIAN FENG
ZHANG MENGJIAO
XU XU

Assignees

苏州工学院

Dates

Publication Date: 20260512
Application Date: 20260130

Claims (9)

1. The resource management and optimization method with limited total data transmission delay based on the ternary game is characterized by comprising the following steps: Step 1, parameter collection, user collection Communication bandwidth of individual user Receiver noise Base station to the th Channel gain for downlink of individual users Global total data transmission delay threshold preset by base station And an upper limit value of the total downlink power of the base station Amount of reference data ; Step 2, constructing a resource sub game based on the Stackelberg aiming at the upper limit value of the downlink total power of the base station; Step 3, constructing a resource sub game based on the Stackelberg aiming at a global total data transmission delay threshold preset by a base station; and 4, constructing a resource sub game based on the Stackelberg aiming at the transmission delay idle value of the base station system.
2. The method for managing and optimizing resources with limited total data transmission delay based on triple-play game as claimed in claim 1, wherein the original user set is obtained by sequentially executing triple-play execution mode of performing the resource-play game for the upper limit value of the total downlink power of the base station, performing the resource-play game for the global total data transmission delay threshold preset by the base station, and performing the resource-play game for the transmission delay idle value of the base station system Middle (f) Optimal power resources and data volume resources for individual users.
3. The method for resource management and optimization with limited total data transmission delay based on triple sub-gaming according to claim 1, wherein sub-gaming of resources is performed for an upper limit of total downlink power of a base station, and in the Stackelberg gaming model, an original user set The base station is used as a leader for game followers, the base station is used as a leader for users, the utility function of the base station is used as an objective function of the base station, the total cost of the user for purchasing the power resource is used as an objective function of the base station, and the utility function of the base station is the difference between the data transmission rate obtained by purchasing the power resource of the base station and the cost of purchasing the power resource; obtaining optimal pricing of unit power resources by solving a Stackelberg game model; the user determines the amount of purchased power resources based on the optimal pricing of the unit power resources.
4. A resource sub-game for the upper limit value of the total downlink power of the base station according to claim 3, wherein the game behavior for the followers takes the utility function of maximizing itself as the objective function, expressed as: In the formula, For the communication bandwidth of a single user, In order for the receiver to be noisy, Assigning base stations to sets The first of (3) The data transmission power of the individual user(s), To the base station Channel gain and of downlink of individual users The leader in the resource game problem is the unit selling price of the power of the user aiming at the upper limit value of the downlink total power of the base station; The game behavior for the game leader is expressed as that the self power selling income is maximized as an objective function: s.t. In the formula, Upper limit value of base station downlink total power and s.t. Is a constraint on power resources.
5. The method for resource management and optimization with limited total data transmission delay based on triple sub-game as claimed in claim 1, wherein the sub-game for the total data transmission delay threshold resources preset by the base station is characterized in that in the Stackelberg game model, a user set of effective power (the power distributed by the game is positive) is obtained in the resource sub-game for the upper limit value of the total downlink power of the base station The method comprises the steps of taking a base station as a leader, taking a maximum self utility function as an objective function for a user, taking a total cost for the user to purchase delay resources as an objective function for the base station, taking the maximum total cost for the user to purchase the delay resources as the objective function for the base station, and taking the self utility function as the difference between the data volume gain obtained by purchasing the delay resources of the base station and the cost for purchasing the delay resources for the user; obtaining optimal pricing of unit delay resources by solving a Stackelberg game model; The user determines the amount of purchased delay resources based on the optimal pricing of the unit delay resources.
6. The global total data transmission delay threshold resource sub-game preset for a base station according to claim 5, wherein the game behavior for followers takes a utility function of maximizing itself as an objective function, expressed as: In the formula, Representing a collection Middle (f) The data volume obtained by each user is The benefit function of the time-of-day, Is the reference data amount (all users are unified to be constant and known); the method comprises the steps of selling price for a leader time delay resource unit in a problem of resource game aiming at limited time delay of base station data transmission; To obtain downlink transmission power in resource sub-game aiming at upper limit value of downlink total power of base station Data transmission rate of the user; Is a collection Middle (f) The data volume obtained by each user is Time delay of data transmission; the game behavior of the game leader takes the maximum self time delay resource selling benefit as an objective function, and is expressed as: s.t. In the formula, Representing a collection The number of users; And presetting a global total data transmission delay threshold for the base station.
7. The method for managing and optimizing resources with limited total data transmission delay based on triple sub-games as claimed in claim 1, wherein for sub-games of base station system transmission delay idle value resources, in the Stackelberg game model, a user set for obtaining effective data transmission delay resources (positive data amount distributed through games) in a global total data transmission delay threshold resource sub-game preset for a base station is obtained The method comprises the steps of taking a base station as a leader as a game follower, taking a utility function of maximizing self as an objective function of the base station for a user, taking the total cost of maximizing the purchase of a time delay idle value resource of the user as the objective function of the base station for the base station, and taking the difference between the data volume gain obtained by purchasing the time delay idle value resource of the base station and the cost of purchasing the time delay idle value as the utility function of the user; obtaining optimal pricing of idle value resources of unit time delay by solving a Stackelberg game model; and the user determines the quantity of data for purchasing the idle value resources of the unit time delay according to the optimal pricing of the idle value resources of the unit time delay.
8. The resource sub-game for the transmission delay idle value of the base station system according to claim 7, wherein the game behavior for the followers takes a utility function of maximizing itself as an objective function, expressed as: In the formula, Representing a collection Middle (f) The data volume obtained by each user in the sub game is that The benefit function of the time-of-day, The method comprises the steps that the obtained data quantity of a resource sub game is processed in a global total data transmission delay threshold preset for a base station; the unit selling price of the leader resource in the resource sub-game problem is carried out aiming at the transmission delay idle value of the base station system; resource sub-game post-aggregation for global total data transmission delay threshold preset for base station Middle (f) The data transmission rate obtained by the individual users; Is a collection Middle (f) The data volume obtained by each user is Time delay of data transmission; the game behavior of the game leader is expressed as that the game leader takes the maximum selling income of own resources as an objective function: s.t. In the formula, Representing a collection The number of users; The method comprises the steps of obtaining power values in a sub-game of resources aiming at the upper limit value of the downlink total power of a base station, wherein the power values are released in the sub-game of the resources aiming at the upper limit value of the downlink total power of the base station and are obtained in the sub-game of the resources because part of users participating in the game do not obtain effective data transmission delay resources, and distributing the idle power to a set And obtaining idle values of the base station transmission delay generated by the users with the maximum data transmission delay resources and the maximum data transmission rate.
9. The method for managing and optimizing resources with limited total data transmission delay based on triple sub-games according to claim 1, wherein the precondition for executing the resource sub-games according to the transmission delay idle value of the base station system is that users with partial participation in the games do not obtain effective data transmission delay resources after the global total data transmission delay threshold value resource sub-games preset by the base station are ended.

Description

Resource management and optimization method with limited total data transmission delay based on ternary game Technical Field The invention relates to the technical field of wireless communication, in particular to a resource management and optimization method with limited total data transmission delay based on a ternary game. Background Communication delay, which is the time required for a certain amount of data to be transmitted to end, is one of the key indicators for measuring the performance of a communication system. With the popularization of mobile internet, internet of things and intelligent terminals, the demand of users for real-time communication has increased sharply, and low delay has become a core appeal for various applications (such as online games, remote control, automatic driving, etc.). However, there are multiple link delay sources in the communication network, namely, wireless channel propagation is affected by distance and obstacles, signal attenuation and multipath effect cause transmission time fluctuation, base station processing capacity is limited, resource scheduling is easy to cause queuing delay when multiple users access concurrently, a core network protocol stack is complex, additional overhead is added in data encapsulation and routing forwarding, and performance difference of terminal equipment and network switching process also aggravate delay. In addition, 5G and future 6G networks place higher demands on ultra-low latency (e.g., on the order of 1 ms), which is difficult to meet with conventional architectures. Therefore, research on the mobile communication delay optimization technology has important significance for improving user experience, supporting development of emerging applications and promoting evolution of communication technology. The invention focuses on the resource allocation problem of limited total transmission delay in a multi-user system, and ensures that the total data transmission delay (from data generation to successful reception) of all users does not exceed a preset global threshold value by means of resource allocation, scheduling strategies and the like of a base station. Meanwhile, how the base station dynamically adjusts the preset multi-user maximum transmission total delayThe adaptive acquisition of a resource allocation scheme to adapt to delay management under different network scenarios is also a key problem to be solved by the invention. Based on the problems, the invention provides a resource management and optimization method with limited total data transmission delay based on triple sub-game, which obtains optimal power resources and data volume resources of each user in an original user set by sequentially executing resource sub-game aiming at the upper limit value of the downlink total power of a base station, resource sub-game aiming at the global total data transmission delay threshold preset by the base station and resource sub-game aiming at the transmission delay idle value of a base station system. The present invention aims to provide a unique solution that physically fits the context of real-world applications and will be able to be effectively applied to engineering practices. Disclosure of Invention The invention discloses a resource management and optimization method with limited total data transmission delay based on a triple sub game, which comprises the following steps: Step 1, parameter collection, user collection Communication bandwidth of individual userReceiver noiseBase station to the thChannel gain for downlink of individual usersGlobal total data transmission delay threshold preset by base stationAnd an upper limit value of the total downlink power of the base stationAmount of reference data; Step 2, constructing a resource sub game based on the Stackelberg aiming at the upper limit value of the downlink total power of the base station; Step 3, constructing a resource sub game based on the Stackelberg aiming at a global total data transmission delay threshold preset by a base station; and 4, constructing a resource sub game based on the Stackelberg aiming at the transmission delay idle value of the base station system. Further, the original user set can be obtained by sequentially executing a triple game execution mode of performing the resource sub-game for the upper limit value of the downlink total power of the base station, performing the resource sub-game for the global total data transmission delay threshold preset by the base station and performing the resource sub-game for the transmission delay idle value of the base station systemMiddle (f)Optimal power resources and data volume resources for individual users. Further, performing sub-game of resources aiming at the upper limit value of the downlink total power of the base station, and in the Stackelberg game model, collecting original usersThe base station is used as a leader for game followers, the base station is used as a leader for users, the uti