电子学报 ›› 2021, Vol. 49 ›› Issue (10): 2069-2080.DOI: 10.12263/DZXB.20200471
张文茹1, 汪莞乔2,3, 官科3, 艾渤3, 曾毅1,4, 赖峥嵘1
收稿日期:
2020-05-18
修回日期:
2021-03-19
出版日期:
2021-11-29
作者简介:
基金资助:
ZHANG Wen-ru1, WANG Wan-qiao2,3, GUAN Ke3, AI Bo3, ZENG Yi1,4, LAI Zheng-rong1
Received:
2020-05-18
Revised:
2021-03-19
Online:
2021-11-29
Published:
2021-10-25
Supported by:
摘要:
随着车载网络的发展,新的无线电技术已经成为人们关注的焦点.车辆间通信既要求超可靠低时延,同时又对通信数据速率有较高的要求.本文针对韩国大田的城市环境进行仿真,并表征23GHz车载移动通信信道的特性.利用射线跟踪仿真萃取路径损耗、莱斯K因子、均方根时延扩展和角度扩展等典型信道参数,定量地分析并总结其对车辆通信的影响,为毫米波车载移动通信系统的部署提供参考和指导性建议.
中图分类号:
张文茹, 汪莞乔, 官科, 等. 城市交通环境下23GHz信道仿真建模[J]. 电子学报, 2021, 49(10): 2069-2080.
Wen-ru ZHANG, Wan-qiao WANG, Ke GUAN, et al. Channel Simulation Modeling at 23GHz in Urban Scenarios[J]. Acta Electronica Sinica, 2021, 49(10): 2069-2080.
频率 | 22.1~23.1GHz | |
---|---|---|
天线 | 定向天线 | |
Tx | 功率 | 0dBm |
高度 | 5m, 25m | |
Rx | 高度 | 3.2m |
车辆行驶距离 | 500m | |
车辆行驶道路设置 | D1:Rx位于Lane 2(4车道, | |
D2:Rx位于Lane 3(6车道, | ||
车辆类型 | 乘用车 | 占道路总车辆的 |
公交车 | 占道路总车辆的 | |
厢式货车 | 占道路总车辆的 | |
传播机制 | 直射、透射 | 开启 |
反射 | 最高为二阶反射 | |
绕射 | 一致性绕射理论 | |
散射 | 方向性散射模型 | |
材料 | 建筑物 | 砖、大理石、玻璃 |
小型散射体、车辆 | 金属 | |
树木 | 木头 | |
地面 | 混凝土 |
表1 城区场景仿真设置
频率 | 22.1~23.1GHz | |
---|---|---|
天线 | 定向天线 | |
Tx | 功率 | 0dBm |
高度 | 5m, 25m | |
Rx | 高度 | 3.2m |
车辆行驶距离 | 500m | |
车辆行驶道路设置 | D1:Rx位于Lane 2(4车道, | |
D2:Rx位于Lane 3(6车道, | ||
车辆类型 | 乘用车 | 占道路总车辆的 |
公交车 | 占道路总车辆的 | |
厢式货车 | 占道路总车辆的 | |
传播机制 | 直射、透射 | 开启 |
反射 | 最高为二阶反射 | |
绕射 | 一致性绕射理论 | |
散射 | 方向性散射模型 | |
材料 | 建筑物 | 砖、大理石、玻璃 |
小型散射体、车辆 | 金属 | |
树木 | 木头 | |
地面 | 混凝土 |
材料 | ||||
---|---|---|---|---|
砖 | 1.9155 | 0.0568 | 0.0019 | 49.5724 |
大理石 | 3.0045 | 0.2828 | 0.0022 | 15.3747 |
玻璃 | 1.0538 | 23.9211 | 0.0025 | 5.5106 |
金属 | 1 | 0.0026 | 17.7691 | |
混凝土 | 5.4745 | 0.0021 | 0.0011 | 109 |
木头 | 6.6 | 0.9394 | 0.0086 | 13.1404 |
表2 不同材料的电磁参数
材料 | ||||
---|---|---|---|---|
砖 | 1.9155 | 0.0568 | 0.0019 | 49.5724 |
大理石 | 3.0045 | 0.2828 | 0.0022 | 15.3747 |
玻璃 | 1.0538 | 23.9211 | 0.0025 | 5.5106 |
金属 | 1 | 0.0026 | 17.7691 | |
混凝土 | 5.4745 | 0.0021 | 0.0011 | 109 |
木头 | 6.6 | 0.9394 | 0.0086 | 13.1404 |
物体 | LOS | 反射(最高二阶) | 散射 | 透射 | 绕射 |
---|---|---|---|---|---|
树木 | √ | × | √ | √ | × |
建筑物 | √ | √ | × | × | √ |
交通标识牌 | √ | √ | × | × | √ |
交通灯 | √ | √ | × | × | √ |
公交车站 | √ | √ | × | × | √ |
地面 | √ | √ | √ | × | × |
车辆 | √ | √ | √ | × | √ |
表3 仿真中的传播机制
物体 | LOS | 反射(最高二阶) | 散射 | 透射 | 绕射 |
---|---|---|---|---|---|
树木 | √ | × | √ | √ | × |
建筑物 | √ | √ | × | × | √ |
交通标识牌 | √ | √ | × | × | √ |
交通灯 | √ | √ | × | × | √ |
公交车站 | √ | √ | × | × | √ |
地面 | √ | √ | √ | × | × |
车辆 | √ | √ | √ | × | √ |
索引 | 场景 | 车道数 | Tx高度 | 交通流量 | 术语 |
---|---|---|---|---|---|
1 | 大田 | 4-lane | 25 m | Full | D-4Lanes-Tx25-TFFull |
2 | 大田 | 4-lane | 25 m | Half | D-4Lanes-Tx25-TFHalf |
3 | 大田 | 4-lane | 25 m | Low | D-4Lanes-Tx25-TFLow |
4 | 大田 | 4-lane | 5 m | Full | D-4Lanes-Tx5-TFFull |
5 | 大田 | 4-lane | 5 m | Half | D-4Lanes-Tx5-TFHalf |
6 | 大田 | 4-lane | 5 m | Low | D-4Lanes-Tx5-TFLow |
7 | 大田 | 6-lane | 25 m | Full | D-6Lanes-Tx25-TFFull |
8 | 大田 | 6-lane | 25 m | Half | D-6Lanes-Tx25-TFHalf |
9 | 大田 | 6-lane | 25 m | Low | D-6Lanes-Tx25-TFLow |
10 | 大田 | 6-lane | 5 m | Full | D-6Lanes-Tx5-TFFull |
11 | 大田 | 6-lane | 5 m | Half | D-6Lanes-Tx5-TFHalf |
12 | 大田 | 6-lane | 5 m | Low | D-6Lanes-Tx5-TFLow |
表4 仿真方案
索引 | 场景 | 车道数 | Tx高度 | 交通流量 | 术语 |
---|---|---|---|---|---|
1 | 大田 | 4-lane | 25 m | Full | D-4Lanes-Tx25-TFFull |
2 | 大田 | 4-lane | 25 m | Half | D-4Lanes-Tx25-TFHalf |
3 | 大田 | 4-lane | 25 m | Low | D-4Lanes-Tx25-TFLow |
4 | 大田 | 4-lane | 5 m | Full | D-4Lanes-Tx5-TFFull |
5 | 大田 | 4-lane | 5 m | Half | D-4Lanes-Tx5-TFHalf |
6 | 大田 | 4-lane | 5 m | Low | D-4Lanes-Tx5-TFLow |
7 | 大田 | 6-lane | 25 m | Full | D-6Lanes-Tx25-TFFull |
8 | 大田 | 6-lane | 25 m | Half | D-6Lanes-Tx25-TFHalf |
9 | 大田 | 6-lane | 25 m | Low | D-6Lanes-Tx25-TFLow |
10 | 大田 | 6-lane | 5 m | Full | D-6Lanes-Tx5-TFFull |
11 | 大田 | 6-lane | 5 m | Half | D-6Lanes-Tx5-TFHalf |
12 | 大田 | 6-lane | 5 m | Low | D-6Lanes-Tx5-TFLow |
分区 (Zone) | 天线 主瓣 | LOS | NLOS 被车辆 遮挡 | NLOS 被小型散 射体遮挡 | 地面 反射 | 小型散射体 和其他车辆 的反/散射 |
---|---|---|---|---|---|---|
1 | × | √ | × | × | × | × |
2 | × | √ | × | × | × | √ |
3 | × | √ | × | × | √ | × |
4 | × | √ | × | × | √ | √ |
5 | × | × | √ | × | — | — |
6 | × | × | × | √ | — | — |
7 | √ | √ | × | × | × | × |
8 | √ | √ | × | × | × | √ |
9 | √ | √ | × | × | √ | × |
10 | √ | √ | × | × | √ | √ |
11 | √ | × | √ | × | — | — |
12 | √ | × | × | √ | — | — |
表5 传播区域划分
分区 (Zone) | 天线 主瓣 | LOS | NLOS 被车辆 遮挡 | NLOS 被小型散 射体遮挡 | 地面 反射 | 小型散射体 和其他车辆 的反/散射 |
---|---|---|---|---|---|---|
1 | × | √ | × | × | × | × |
2 | × | √ | × | × | × | √ |
3 | × | √ | × | × | √ | × |
4 | × | √ | × | × | √ | √ |
5 | × | × | √ | × | — | — |
6 | × | × | × | √ | — | — |
7 | √ | √ | × | × | × | × |
8 | √ | √ | × | × | × | √ |
9 | √ | √ | × | × | √ | × |
10 | √ | √ | × | × | √ | √ |
11 | √ | × | √ | × | — | — |
12 | √ | × | × | √ | — | — |
场景 | 分区 | PL / dB | ||
---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | -70.26 | 204.75 | 4.16 |
8 | -3.62 | 79.74 | 2.71 | |
D-4Lanes-Tx25-TFHalf | 8 | 16.95 | 24.76 | 2.50 |
10 | 10.13 | 43.02 | 3.58 | |
D-4Lanes-Tx25-TFLow | 2 | -68.95 | 202.26 | 3.96 |
10 | 6.60 | 51.12 | 3.90 | |
D-4Lanes-Tx5-TFFull | 8 | 20.53 | 15.17 | 2.43 |
D-4Lanes-Tx5-TFHalf | 2 | -76.02 | 170.44 | 4.97 |
8 | 19.85 | 16.57 | 0.14 | |
D-4Lanes-Tx5-TFLow | 4 | -42.18 | 124.74 | 2.49 |
9 | 10.00 | 40.23 | 5.71 | |
D-6Lanes-Tx25-TFFull | 2 | -10.55 | 110.09 | 3.19 |
8 | 16.55 | 25.49 | 0.06 | |
D-6Lanes-Tx25-TFHalf | 8 | 15.73 | 27.51 | 0.05 |
10 | 10.49 | 41.08 | 4.40 | |
D-6Lanes-Tx25-TFLow | 4 | -21.13 | 125.78 | 2.12 |
9 | 12.59 | 35.17 | 3.27 | |
D-6Lanes-Tx5-TFFull | 5 | -24.10 | 134.65 | 16.12 |
8 | -16.42 | 93.07 | 5.76 | |
11 | 163.87 | -272.66 | 0.88 | |
D-6Lanes-Tx5-TFHalf | 4 | -26.86 | 114.01 | 2.29 |
8 | 18.66 | 19.67 | 0.06 | |
12 | 99.19 | -86.21 | 5.82 | |
D-6Lanes-Tx5-TFLow | 1 | 277.23 | -253.11 | 5.98 |
9 | 22.40 | 10.88 | 5.77 | |
10 | -51.38 | 155.12 | 5.40 | |
12 | -16.34 | 175.27 | 2.69 |
表6 萃取的PL参数
场景 | 分区 | PL / dB | ||
---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | -70.26 | 204.75 | 4.16 |
8 | -3.62 | 79.74 | 2.71 | |
D-4Lanes-Tx25-TFHalf | 8 | 16.95 | 24.76 | 2.50 |
10 | 10.13 | 43.02 | 3.58 | |
D-4Lanes-Tx25-TFLow | 2 | -68.95 | 202.26 | 3.96 |
10 | 6.60 | 51.12 | 3.90 | |
D-4Lanes-Tx5-TFFull | 8 | 20.53 | 15.17 | 2.43 |
D-4Lanes-Tx5-TFHalf | 2 | -76.02 | 170.44 | 4.97 |
8 | 19.85 | 16.57 | 0.14 | |
D-4Lanes-Tx5-TFLow | 4 | -42.18 | 124.74 | 2.49 |
9 | 10.00 | 40.23 | 5.71 | |
D-6Lanes-Tx25-TFFull | 2 | -10.55 | 110.09 | 3.19 |
8 | 16.55 | 25.49 | 0.06 | |
D-6Lanes-Tx25-TFHalf | 8 | 15.73 | 27.51 | 0.05 |
10 | 10.49 | 41.08 | 4.40 | |
D-6Lanes-Tx25-TFLow | 4 | -21.13 | 125.78 | 2.12 |
9 | 12.59 | 35.17 | 3.27 | |
D-6Lanes-Tx5-TFFull | 5 | -24.10 | 134.65 | 16.12 |
8 | -16.42 | 93.07 | 5.76 | |
11 | 163.87 | -272.66 | 0.88 | |
D-6Lanes-Tx5-TFHalf | 4 | -26.86 | 114.01 | 2.29 |
8 | 18.66 | 19.67 | 0.06 | |
12 | 99.19 | -86.21 | 5.82 | |
D-6Lanes-Tx5-TFLow | 1 | 277.23 | -253.11 | 5.98 |
9 | 22.40 | 10.88 | 5.77 | |
10 | -51.38 | 155.12 | 5.40 | |
12 | -16.34 | 175.27 | 2.69 |
场景 | 分区 | DS/ns | KF/dB | ||
---|---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | 9.53 | 6.77 | 14.41 | 6.39 |
8 | 9.15 | 2.63 | 13.75 | 14.46 | |
D-4Lanes-Tx25-TFHalf | 8 | 4.96 | 2.11 | 19.15 | 18.27 |
10 | 3.48 | 1.08 | 9.41 | 11.48 | |
D-4Lanes-Tx25-TFLow | 2 | 9.01 | 7.13 | 14.61 | 7.14 |
10 | 3.80 | 1.26 | 23.53 | 23.40 | |
D-4Lanes-Tx5-TFFull | 8 | 2.97 | 1.83 | 51.88 | 18.84 |
D-4Lanes-Tx5-TFHalf | 2 | 23.71 | 25.18 | 13.83 | 13.06 |
8 | 1.76 | 0.57 | 65.19 | 7.78 | |
D-4Lanes-Tx5-TFLow | 4 | 4.81 | 2.77 | 22.31 | 2.73 |
9 | 5.56 | 1.26 | 1.66 | 6.28 | |
D-6Lanes-Tx25-TFFull | 2 | 9.70 | 5.34 | 15.09 | 5.09 |
8 | 1.76 | 0.54 | 55.49 | 3.40 | |
D-6Lanes-Tx25-TFHalf | 8 | 1.27 | 0.01 | 45.69 | 17.05 |
10 | 4.26 | 0.50 | 52.77 | 3.82 | |
D-6Lanes-Tx25-TFLow | 4 | 9.40 | 4.46 | 14.61 | 7.46 |
9 | 2.46 | 0.95 | 6.93 | 1.92 | |
D-6Lanes-Tx5-TFFull | 5 | 18.12 | 11.11 | -2.23 | 18.52 |
8 | 7.15 | 1.36 | 3.80 | 1.01 | |
11 | 178.41 | 46.24 | 13.57 | 4.43 | |
D-6Lanes-Tx5-TFHalf | 4 | 3.30 | 1.15 | 19.36 | 5.89 |
8 | 2.11 | 0.73 | 59.79 | 10.55 | |
12 | 57.93 | 45.11 | -4.72 | 4.38 | |
D-6Lanes-Tx5-TFLow | 1 | 36.76 | 5.94 | 0.61 | 3.91 |
9 | 5.49 | 1.02 | 13.69 | 23.61 | |
10 | 4.29 | 1.55 | 7.39 | 6.90 | |
12 | 6.91 | 0.90 | -2.58 | 6.54 |
表7 萃取的DS与KF参数
场景 | 分区 | DS/ns | KF/dB | ||
---|---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | 9.53 | 6.77 | 14.41 | 6.39 |
8 | 9.15 | 2.63 | 13.75 | 14.46 | |
D-4Lanes-Tx25-TFHalf | 8 | 4.96 | 2.11 | 19.15 | 18.27 |
10 | 3.48 | 1.08 | 9.41 | 11.48 | |
D-4Lanes-Tx25-TFLow | 2 | 9.01 | 7.13 | 14.61 | 7.14 |
10 | 3.80 | 1.26 | 23.53 | 23.40 | |
D-4Lanes-Tx5-TFFull | 8 | 2.97 | 1.83 | 51.88 | 18.84 |
D-4Lanes-Tx5-TFHalf | 2 | 23.71 | 25.18 | 13.83 | 13.06 |
8 | 1.76 | 0.57 | 65.19 | 7.78 | |
D-4Lanes-Tx5-TFLow | 4 | 4.81 | 2.77 | 22.31 | 2.73 |
9 | 5.56 | 1.26 | 1.66 | 6.28 | |
D-6Lanes-Tx25-TFFull | 2 | 9.70 | 5.34 | 15.09 | 5.09 |
8 | 1.76 | 0.54 | 55.49 | 3.40 | |
D-6Lanes-Tx25-TFHalf | 8 | 1.27 | 0.01 | 45.69 | 17.05 |
10 | 4.26 | 0.50 | 52.77 | 3.82 | |
D-6Lanes-Tx25-TFLow | 4 | 9.40 | 4.46 | 14.61 | 7.46 |
9 | 2.46 | 0.95 | 6.93 | 1.92 | |
D-6Lanes-Tx5-TFFull | 5 | 18.12 | 11.11 | -2.23 | 18.52 |
8 | 7.15 | 1.36 | 3.80 | 1.01 | |
11 | 178.41 | 46.24 | 13.57 | 4.43 | |
D-6Lanes-Tx5-TFHalf | 4 | 3.30 | 1.15 | 19.36 | 5.89 |
8 | 2.11 | 0.73 | 59.79 | 10.55 | |
12 | 57.93 | 45.11 | -4.72 | 4.38 | |
D-6Lanes-Tx5-TFLow | 1 | 36.76 | 5.94 | 0.61 | 3.91 |
9 | 5.49 | 1.02 | 13.69 | 23.61 | |
10 | 4.29 | 1.55 | 7.39 | 6.90 | |
12 | 6.91 | 0.90 | -2.58 | 6.54 |
场景 | 分区 | ASA/( | ESA/( | ASD/( | ESD/( | ||||
---|---|---|---|---|---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | 29.29 | 30.79 | 9.75 | 10.49 | 13.19 | 12.22 | 1.32 | 1.23 |
8 | 2.63 | 0.85 | 0.01 | 0.00 | 2.72 | 0.90 | 0.01 | 0.00 | |
D-4Lanes-Tx25-TFHalf | 8 | 36.11 | 48.07 | 0.02 | 0.01 | 1.64 | 1.02 | 0.02 | 0.01 |
10 | 1.55 | 0.53 | 2.68 | 1.71 | 9.54 | 2.71 | 0.35 | 0.20 | |
D-4Lanes-Tx25-TFLow | 2 | 27.93 | 30.88 | 9.41 | 10.46 | 12.98 | 12.14 | 1.23 | 1.18 |
10 | 4.79 | 20.68 | 3.08 | 1.36 | 0.04 | 0.17 | 0.39 | 0.17 | |
D-4Lanes-Tx5-TFFull | 8 | 21.30 | 54.92 | 0.07 | 0.14 | 0.11 | 0.28 | 0.01 | 0.05 |
D-4Lanes-Tx5-TFHalf | 2 | 27.78 | 33.58 | 8.13 | 7.07 | 18.92 | 20.02 | 5.14 | 4.89 |
8 | 0.03 | 0.02 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.02 | |
D-4Lanes-Tx5-TFLow | 4 | 6.36 | 4.34 | 1.48 | 0.33 | 2.69 | 1.92 | 0.93 | 0.24 |
9 | 0.01 | 0.01 | 1.02 | 0.14 | 0.00 | 0.00 | 0.66 | 0.09 | |
D-6Lanes-Tx25-TFFull | 2 | 20.04 | 7.42 | 21.09 | 8.71 | 0.72 | 0.49 | 1.83 | 0.74 |
8 | 0.05 | 0.01 | 0.00 | 0.00 | 0.07 | 0.01 | 0.05 | 0.01 | |
D-6Lanes-Tx25-TFHalf | 8 | 0.05 | 0.05 | 0.01 | 0.00 | 0.03 | 0.03 | 0.02 | 0.02 |
10 | 0.03 | 0.02 | 3.27 | 0.14 | 0.02 | 0.02 | 0.42 | 0.02 | |
D-6Lanes-Tx25-TFLow | 4 | 18.52 | 6.82 | 23.38 | 9.98 | 0.57 | 0.45 | 1.85 | 0.79 |
9 | 0.02 | 0.03 | 4.71 | 0.35 | 0.01 | 0.01 | 0.60 | 0.04 | |
D-6Lanes-Tx5-TFFull | 5 | 52.72 | 35.28 | 5.75 | 3.73 | 14.08 | 8.38 | 2.44 | 1.52 |
8 | 40.88 | 8.95 | 0.01 | 0.00 | 1.09 | 0.08 | 0.00 | 0.00 | |
11 | 17.84 | 0.65 | 0.43 | 0.06 | 4.07 | 0.13 | 0.14 | 0.02 | |
D-6Lanes-Tx5-TFHalf | 4 | 2.09 | 1.93 | 2.14 | 1.26 | 3.16 | 1.04 | 1.52 | 0.76 |
8 | 0.02 | 0.01 | 0.00 | 0.00 | 0.01 | 0.01 | 0.00 | 0.00 | |
12 | 24.69 | 6.11 | 3.41 | 0.09 | 0.36 | 0.11 | 0.50 | 0.05 | |
D-6Lanes-Tx5-TFLow | 1 | 61.38 | 6.31 | 9.68 | 0.56 | 30.04 | 4.66 | 7.69 | 0.93 |
9 | 0.01 | 0.00 | 1.21 | 0.17 | 0.01 | 0.00 | 0.78 | 0.11 | |
10 | 72.23 | 44.20 | 2.69 | 0.28 | 0.99 | 0.56 | 1.72 | 0.18 | |
12 | 0.08 | 0.01 | 0.09 | 0.01 | 0.15 | 0.02 | 0.06 | 0.01 |
表8 萃取的AS参数
场景 | 分区 | ASA/( | ESA/( | ASD/( | ESD/( | ||||
---|---|---|---|---|---|---|---|---|---|
D-4Lanes-Tx25-TFFull | 2 | 29.29 | 30.79 | 9.75 | 10.49 | 13.19 | 12.22 | 1.32 | 1.23 |
8 | 2.63 | 0.85 | 0.01 | 0.00 | 2.72 | 0.90 | 0.01 | 0.00 | |
D-4Lanes-Tx25-TFHalf | 8 | 36.11 | 48.07 | 0.02 | 0.01 | 1.64 | 1.02 | 0.02 | 0.01 |
10 | 1.55 | 0.53 | 2.68 | 1.71 | 9.54 | 2.71 | 0.35 | 0.20 | |
D-4Lanes-Tx25-TFLow | 2 | 27.93 | 30.88 | 9.41 | 10.46 | 12.98 | 12.14 | 1.23 | 1.18 |
10 | 4.79 | 20.68 | 3.08 | 1.36 | 0.04 | 0.17 | 0.39 | 0.17 | |
D-4Lanes-Tx5-TFFull | 8 | 21.30 | 54.92 | 0.07 | 0.14 | 0.11 | 0.28 | 0.01 | 0.05 |
D-4Lanes-Tx5-TFHalf | 2 | 27.78 | 33.58 | 8.13 | 7.07 | 18.92 | 20.02 | 5.14 | 4.89 |
8 | 0.03 | 0.02 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.02 | |
D-4Lanes-Tx5-TFLow | 4 | 6.36 | 4.34 | 1.48 | 0.33 | 2.69 | 1.92 | 0.93 | 0.24 |
9 | 0.01 | 0.01 | 1.02 | 0.14 | 0.00 | 0.00 | 0.66 | 0.09 | |
D-6Lanes-Tx25-TFFull | 2 | 20.04 | 7.42 | 21.09 | 8.71 | 0.72 | 0.49 | 1.83 | 0.74 |
8 | 0.05 | 0.01 | 0.00 | 0.00 | 0.07 | 0.01 | 0.05 | 0.01 | |
D-6Lanes-Tx25-TFHalf | 8 | 0.05 | 0.05 | 0.01 | 0.00 | 0.03 | 0.03 | 0.02 | 0.02 |
10 | 0.03 | 0.02 | 3.27 | 0.14 | 0.02 | 0.02 | 0.42 | 0.02 | |
D-6Lanes-Tx25-TFLow | 4 | 18.52 | 6.82 | 23.38 | 9.98 | 0.57 | 0.45 | 1.85 | 0.79 |
9 | 0.02 | 0.03 | 4.71 | 0.35 | 0.01 | 0.01 | 0.60 | 0.04 | |
D-6Lanes-Tx5-TFFull | 5 | 52.72 | 35.28 | 5.75 | 3.73 | 14.08 | 8.38 | 2.44 | 1.52 |
8 | 40.88 | 8.95 | 0.01 | 0.00 | 1.09 | 0.08 | 0.00 | 0.00 | |
11 | 17.84 | 0.65 | 0.43 | 0.06 | 4.07 | 0.13 | 0.14 | 0.02 | |
D-6Lanes-Tx5-TFHalf | 4 | 2.09 | 1.93 | 2.14 | 1.26 | 3.16 | 1.04 | 1.52 | 0.76 |
8 | 0.02 | 0.01 | 0.00 | 0.00 | 0.01 | 0.01 | 0.00 | 0.00 | |
12 | 24.69 | 6.11 | 3.41 | 0.09 | 0.36 | 0.11 | 0.50 | 0.05 | |
D-6Lanes-Tx5-TFLow | 1 | 61.38 | 6.31 | 9.68 | 0.56 | 30.04 | 4.66 | 7.69 | 0.93 |
9 | 0.01 | 0.00 | 1.21 | 0.17 | 0.01 | 0.00 | 0.78 | 0.11 | |
10 | 72.23 | 44.20 | 2.69 | 0.28 | 0.99 | 0.56 | 1.72 | 0.18 | |
12 | 0.08 | 0.01 | 0.09 | 0.01 | 0.15 | 0.02 | 0.06 | 0.01 |
参数 | 24GHz街道峡谷 | 23GHz城区车载移动通信 |
---|---|---|
PL / dB | A: 21 B: 32.4 | A: 6.60-22.40 B: 10.88-79.74 |
DS / ns | 33.88 | 1.76~7.15 |
KF / dB | 9 | 3.8~51.88 |
ASD /( | 13.80 | 0.00~9.54 |
ASA /( | 41.69 | 0.01~73.23 |
ESA /( | 3.89 | 3.80~51.88 |
表10 23GHz仿真信道与24GHz标准信道模型参数对比
参数 | 24GHz街道峡谷 | 23GHz城区车载移动通信 |
---|---|---|
PL / dB | A: 21 B: 32.4 | A: 6.60-22.40 B: 10.88-79.74 |
DS / ns | 33.88 | 1.76~7.15 |
KF / dB | 9 | 3.8~51.88 |
ASD /( | 13.80 | 0.00~9.54 |
ASA /( | 41.69 | 0.01~73.23 |
ESA /( | 3.89 | 3.80~51.88 |
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