5G无线网络智能规划与仿真

doi:10.11959/j.issn.1000-0801.2020182

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TP393

Jun LI. Intelligent planning and simulation of 5G wireless network[J]. Telecommunications Science, 2020, 36(10): 109-119.

Figures/Tables 23

References 13

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无线主流定位算法	基本原理
OTT定位	部分安卓系统下的App应用会上报gps经纬度
室分定位	根据用户占用的cell ID确定是否为室分小区
WCCL定位	基于cell ID和信号强度加权的拓扑质心几何定位技术
特征匹配定位	基于特征库模型的信号指纹匹配技术

参数		说明
通用参数	BuildingStrategy	建筑物处理策略
	PenetrationModel	穿透模型策略
	TxHeightCorrect	发射机高度修正策略
	RadiusofNearArea/m	近点计算半径
多径参数	ReflectionNumber	最大反射次数
	DiffractionNumber	最大绕射次数
相关参数	C1	常数项校正因子
	C2	距离项校正因子
	C3	发射机高度项校正因子
	C4	Deygout校正因子
	C_Ant	天线增益校正因子
	ε	确定性模型校正因子

校正因子	含义	是否校正	LOS	NLOS	备注
C1	常数修正因子	N	12.0	0.00	LOS场景考虑12 dB植被损耗
C2	距离修正因子	?	13.5	16.5
C3	高度修正因子	N	-0.72	-0.72
C4	垂直衍射修正因子	N	0.3	0.3
C_Ant	天线修正因子	N	0.5	0.5
ε	多径修正因子	N	0.5	0.5

站点	参数	含义	是否校正	LOS		NLOS
站点	参数	含义	是否校正	校正前	校正后	校正前	校正后
A站	C2	距离修正因子	?	13.5	13.7	16.5	17.8
B站	C2	距离修正因子	?	13.5	13.6	16.5	16.7
C站	C2	距离修正因子	?	13.5	16	16.5	19.8

对比模型	平均值/dB	波动偏差/dB	标准误差/dB
射线追踪	0.77	6.18	6.23
Volcano模型^[5]	1.04	6.84	6.92
SPM标准传播模型	5.22	7.4	-

Intelligent planning and simulation of 5G wireless network

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覆盖场景ID	水平3 dB波宽	垂直3 dB波宽	覆盖场景
默认配置	105°	6°	默认场景
SCENARIO_1	110°	6°	广场场景
SCENARIO_2	90°	6°	干扰场景
SCENARIO_3	65°	6°	干扰场景
SCENARIO_4	45°	6°	楼宇场景
SCENARIO_5	25°	6°	楼宇场景
SCENARIO_6	110°	12°	中层覆盖广场场景
SCENARIO_7	90°	12°	中层覆盖干扰场景
SCENARIO_8	65°	12°	中层覆盖干扰场景
SCENARIO_9	45°	12°	中层楼宇场景
SCENARIO_10	25°	12°	中层楼宇场景
SCENARIO_11	15°	12°	中层楼宇场景
SCENARIO_12	110°	25°	“广场+高层”楼宇场景
SCENARIO_13	65°	25°	高层覆盖干扰场景
SCENARIO_14	45°	25°	高层楼宇场景
SCENARIO_15	25°	25°	高层楼宇场景
SCENARIO_16	15°	25°	高层楼宇场景

扇区天线模式	寻优前	占比	寻优后	占比
H105V6（广场场景）	459	100%	411	89.54%
H45V6（道路场景）	0	0	3	0.66%
H110V12（居民区商务区）	0	0	33	7.19%
H90V12（高层楼宇）	0	0	12	2.61%
总计	459	100%	459	100%

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