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Coverage area adaptive adjustment method and device, computer memory medium and equipment

An adaptive adjustment and coverage technology, applied in the field of wireless communication, can solve the problems of long time occupation, other users cannot be scheduled, and multiple wireless resources, so as to improve performance, enhance resource utilization, and increase access success rate Effect

Active Publication Date: 2019-03-29
COMBA TELECOM SYST CHINA LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The greater the coverage enhancement level means, no matter the random access process, the downlink data scheduling process, or the uplink data scheduling process, more repetitions will be used, that is, more wireless resources will be occupied, and it will take time from access to service completion. longer
From the perspective of the base station, a terminal takes too long to occupy, which affects the utilization rate of air interface resources of the base station, and prevents other users from getting timely scheduling; from the perspective of the terminal, the service process takes too long, which affects the power saving of the terminal Performance, did not achieve the purpose of power saving

Method used

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  • Coverage area adaptive adjustment method and device, computer memory medium and equipment
  • Coverage area adaptive adjustment method and device, computer memory medium and equipment
  • Coverage area adaptive adjustment method and device, computer memory medium and equipment

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Embodiment approach

[0088] A coverage adaptive adjustment device of the present invention is explained below through a specific embodiment, and the specific implementation is as follows:

[0089] 1) The NB-IoT base station sends downlink system information System Information, and establishes initial parameters to establish the initial coverage, such as CE0, CE1, and CE2;

[0090] 2) The terminal UE falling within the range of each coverage level judges which coverage level it is in according to the received RSRP value combined with the threshold parameter rsrp-ThresholdsPrachInfoList-r13 configured in the system information;

[0091] 3) The terminal UE uses the corresponding PRACH parameter NPRACH-Parameters-NB-r13 under its own coverage level to initiate a random access process;

[0092] 4) The NB-IoT base station detects the preamble information of the PRACH, and allocates scheduled resources for the UE, and completes the entire random access process;

[0093] 5) The KPI statistical module of ...

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Abstract

The invention provides a coverage area adaptive adjustment method and device, a computer memory medium and equipment. The method comprises the steps of monitoring KPI information of each user terminalin a random access process, and carrying out statistics on an access success rate corresponding to each coverage enhancement level, according to the coverage enhancement level to which each user terminal belongs, and the corresponding KPI information; judging whether each coverage enhancement level satisfies a preset adaptive adjustment condition or not according to the access success rate corresponding to each coverage enhancement level; and carrying out coverage area adjustment on the coverage enhancement levels which satisfy the preset adaptive adjustment condition. According to the methods, the device, the computer memory medium and the equipment, coverage areas of different coverage enhancement levels can be adaptively adjusted; the access success rate within the coverage area of each coverage enhancement level can be improved; a resource utilization rate in each coverage level within base station cells is improved; the terminals are power-saving; user experience is improved; andsystem performance is improved.

Description

technical field [0001] The present invention relates to the technical field of wireless communication, and in particular to a coverage range adaptive adjustment method, device, computer storage medium and equipment. Background technique [0002] Mobile communication is moving from the connection between people to the connection between people and things and between things. The Internet of Everything is an inevitable trend. However, the current 4G network is not capable enough to connect things. In fact, compared with short-distance communication technologies such as Bluetooth and ZigBee, mobile cellular networks have the characteristics of wide coverage, mobility, and large number of connections, which can bring more abundant application scenarios and should become the main connection technology of the Internet of Things. [0003] For telecom operators, Internet of Things applications such as Internet of Vehicles, smart medical care, and smart home will generate massive con...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04W74/08H04W24/08H04W48/16H04B17/327H04W72/12
CPCH04B17/327H04W24/08H04W48/16H04W72/1273H04W74/0833Y02D30/70
Inventor 李宗群黄勇
Owner COMBA TELECOM SYST CHINA LTD
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