Grant-Free Random Access in Massive MIMO Based LEO Satellite Internet of Things

2021 ◽  
Author(s):  
Zhen Gao ◽  
Keke Ying ◽  
Chen He ◽  
Zhenvu Xiao ◽  
Dezhi Zheng ◽  
...  
Keyword(s):  
Internet Of Things ◽  
Massive Mimo ◽  
Random Access ◽  
Leo Satellite

scholarly journals User Activity Detection and Channel Estimation for Grant-Free Random Access in LEO Satellite-Enabled Internet of Things

2020 ◽  
Vol 7 (9) ◽  
pp. 8811-8825 ◽  
Author(s):  
Zhaoji Zhang ◽  
Ying Li ◽  
Chongwen Huang ◽  
Qinghua Guo ◽  
Lei Liu ◽  
...  
Keyword(s):  
Internet Of Things ◽  
Channel Estimation ◽  
Random Access ◽  
Activity Detection ◽  
User Activity ◽  
Leo Satellite

scholarly journals Virtual Carrier Sensing-Based Random Access in Massive MIMO Systems

2018 ◽  
Vol 17 (10) ◽  
pp. 6590-6600 ◽  
Author(s):  
Jie Ding ◽  
Daiming Qu ◽  
Hao Jiang ◽  
Tao Jiang
Keyword(s):  
Massive Mimo ◽  
Mimo Systems ◽  
Random Access ◽  
Carrier Sensing ◽  
Virtual Carrier
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