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Method and device for requesting content placement under scene of Internet of Vehicles, and electronic equipment

A technology of Internet of Vehicles and content, applied in the computer field, can solve problems such as high dynamics and randomness, achieve the effect of reducing decision-making delay and improving operating efficiency

Pending Publication Date: 2022-01-28
BEIJING INFORMATION SCI & TECH UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, on the one hand, unlike relatively static traditional scenarios, the IoV is often highly dynamic and random due to the high-speed mobility of vehicles
On the other hand, self-driving vehicles will generate a large amount of data transmission per hour, which poses a challenge to the data processing and transmission energy consumption of the base station

Method used

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  • Method and device for requesting content placement under scene of Internet of Vehicles, and electronic equipment
  • Method and device for requesting content placement under scene of Internet of Vehicles, and electronic equipment
  • Method and device for requesting content placement under scene of Internet of Vehicles, and electronic equipment

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Embodiment Construction

[0078] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.

[0079] In the embodiment of the present invention, the base station contains all the request content required by the user, R roadside units (Road Side Unit, RSU) with cache and calculation functions and N vehicle users in the driving state, respectively use the set R={1 , 2,..., r,...R} and N={1, 2,..., n,...N} represent. The length of each time stamp in the discrete time system T={1, 2, . . . , t, . . . T} is denoted by τ.

[0080] Further, before the start of each time slot, the vehicle user generates the request content q f (t)={p f (t), z f (t)}, where p f (t) is the probability that content f is requested, z f (t) is the size of the content f.

[0081] It ...

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Abstract

The invention discloses a request content placement method and device in an Internet of Vehicles scene and electronic equipment. The method comprises the following steps: obtaining request content and current environment state information, inputting the current environment state information to a trained content placement model, and obtaining action description information for placing the request content, the request content is placed on the corresponding roadside unit according to the action description information, and the trained content placement model is obtained after training is conducted through different environment state information. According to the method, the trained content placement model is input into the controller for global control, the request content placement decision can be made in real time according to the state information of the vehicle and the state information of the roadside unit, the decision time delay is reduced. The system operation efficiency is improved.

Description

technical field [0001] The present invention relates to the field of computer technology, in particular to a method, device and electronic equipment for requesting content placement in a vehicle networking scenario. Background technique [0002] With the promotion of 5G technology, the Internet of Vehicles has become a key technology for smart cities, which is expected to solve traffic congestion and reduce traffic accidents caused by improper driving. The development of in-vehicle intelligence has also transformed the vehicle from a means of transportation into an intelligent terminal, and many in-vehicle applications, such as in-vehicle maps and in-vehicle videos, have also been launched on a large scale. [0003] In the Internet of Vehicles scenario, in-vehicle applications often have low-latency requirements. In order to meet this requirement, it is a meaningful method to apply edge caching technology to vehicle request content acquisition. However, on the one hand, unl...

Claims

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Application Information

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IPC IPC(8): H04L67/12H04L67/1097G06K9/62
CPCH04L67/12H04L67/1097G06F18/214
Inventor 陈莹马腾陈昕
Owner BEIJING INFORMATION SCI & TECH UNIV
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