Abstract
This paper introduces a C-RAN scenario which is overlapping covered with the macrocell, residential microcells, office microcells under different activeness. Due to the large scare-fading in the urban environment, the signal to interference and noise ratio (SINR) between some offices and the family micro base stations are too small to care. Therefore, some interference between micro base stations and user are not considerable. In order to improve the energy efficiency in the CoMP process, this paper presents selective beamforming with channel matrix sparse algorithm. This algorithm greatly reduces the complexity of matrix inversion calculation during beamforming and improves the energy efficiency of the system. Simulation results show that the proposed algorithm can effectively reduce the energy consumption of the baseband and improve the energy efficiency of the system.
| Original language | English |
|---|---|
| Title of host publication | Communications, Signal Processing, and Systems - Proceedings of the 2017 International Conference on Communications, Signal Processing, and Systems |
| Editors | Qilian Liang, Min Jia, Jiasong Mu, Wei Wang, Xuhong Feng, Baoju Zhang |
| Publisher | Springer Verlag |
| Pages | 2686-2693 |
| Number of pages | 8 |
| ISBN (Print) | 9789811065705 |
| DOIs | |
| State | Published - 2019 |
| Event | 6th International Conference on Communications, Signal Processing, and Systems, CSPS 2017 - Harbin, China Duration: 14 Jul 2017 → 16 Jul 2017 |
Publication series
| Name | Lecture Notes in Electrical Engineering |
|---|---|
| Volume | 463 |
| ISSN (Print) | 1876-1100 |
| ISSN (Electronic) | 1876-1119 |
Conference
| Conference | 6th International Conference on Communications, Signal Processing, and Systems, CSPS 2017 |
|---|---|
| Country/Territory | China |
| City | Harbin |
| Period | 14/07/17 → 16/07/17 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Channel matrix sparse
- Cooperative transmission
- Energy efficiency
- Heterogeneous cloud-based radio access network
- Selective beam-forming
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