Method and device for realizing intelligent beam registration by using network environment context information

A network environment and context technology, applied in wireless communication, special data processing applications, electrical components, etc., can solve problems such as application requirements that cannot meet real-time requirements

Active Publication Date: 2020-10-30
CENT SOUTH UNIV
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Problems solved by technology

In the mobile communication scenario, when the position of the mobile terminal changes, the existing beam alignment met

Method used

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  • Method and device for realizing intelligent beam registration by using network environment context information
  • Method and device for realizing intelligent beam registration by using network environment context information
  • Method and device for realizing intelligent beam registration by using network environment context information

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[0046] The technical solution of the present invention will be further described below with reference to the drawings and specific embodiments.

[0047] The directional transmission mechanism of the present invention based on the large-scale antenna system is established on the basis of the beam direction alignment of the transmitting and receiving end, and at the same time, considering the sparse characteristics of the high-frequency transmission space and angle domains, the spatial propagation path is abstractly understood as several transmission channels. In actual communication, the present invention intelligently selects the best communication link for communication based on the location of the base station, the location of the mobile terminal and the weather information or the network environment context information obtained by means of a digital map and the influence information of the surrounding transmission medium on electromagnetic transmission. This is similar to the n...

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Abstract

The invention discloses a method and a device for realizing intelligent beam registration by using network environment context information. The method comprises the following steps: calculating transceiving beam pair information corresponding to a communication link for data transmission according to positions of a base station and a mobile terminal, network environment context information and influence information of a surrounding transmission medium on electromagnetic transmission; judging whether effective communication link information corresponding to the corresponding information is stored in a knowledge graph library or not according to the base station position, the mobile terminal position and the weather information; if so, directly selecting transceiving beam pair information corresponding to a communication link for data transmission, otherwise, obtaining real-time transceiving beam pair information through traditional beam training or reconstructing a communication environment stereotactic diagram to calculate switching beam pair information. According to the method, the beam switching position of the mobile terminal is predicted by using an artificial intelligence theory, so that the switching beam pair is pre-estimated. According to the invention, low-overhead training and efficient beam registration can be realized and a communication link can be established ina mobile communication scene.

Description

Technical field [0001] The present invention relates to the field of wireless communication, and in particular to an intelligent beam registration method and device realized by using network environment context information. Background technique [0002] The 5th Generation mobile communication technology (5G: The 5th Generation mobile communication technology) standard-making organization 3GPP plans to use the millimeter wave frequency band (10-300 GHz) with rich spectrum resources to solve the fourth generation mobile communication technology (4G: The The 4th Generation mobilecommunication technology) LTE-A (Long Term Evolution-Advanced) system faces the problem of tight spectrum resources. However, the propagation in the millimeter wave frequency band faces problems of path loss and penetration loss. The directional transmission based on the large-scale antenna array can effectively compensate for the high path loss, and the dense deployment of base stations is also a remedy fo...

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Application Information

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IPC IPC(8): H04B17/12H04B17/21H04W40/08H04W40/20H04W36/00G06F16/24
CPCG06F16/24H04W36/0033H04W40/08H04W40/20H04B17/12H04B17/21
Inventor 何世文黄凤青蔡康利熊绍文袁军于胡飞赵颖
Owner CENT SOUTH UNIV
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