Transmission Power Determination Based on Power Amplifier Operations in Large-Scale MIMO-OFDM Systems
Abstract
:1. Introduction
2. System Model and Power Amplifier Operations
2.1. LS-MIMO-OFDM and PAPR
2.2. Energy Efficiency Model and Power Amplifier Operation
3. Closed-Form of Relative Energy Efficiency Based on Channel Hardening Effect
4. Performance Analysis and Simulation Results
4.1. Improvement of the Energy Efficiency
4.1.1. ITXP Scheme
4.1.2. RPC Scheme
4.2. Performance Evaluation and Discussion
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Precoding | MF | ZF |
---|---|---|
Reference | ITXP | RPC |
---|---|---|
PA Power Consumption | ZF | MF |
---|---|---|
25.5~32.9 | 12.52~12.74 |
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Lee, B.M.; Kim, Y. Transmission Power Determination Based on Power Amplifier Operations in Large-Scale MIMO-OFDM Systems. Appl. Sci. 2017, 7, 709. https://doi.org/10.3390/app7070709
Lee BM, Kim Y. Transmission Power Determination Based on Power Amplifier Operations in Large-Scale MIMO-OFDM Systems. Applied Sciences. 2017; 7(7):709. https://doi.org/10.3390/app7070709
Chicago/Turabian StyleLee, Byung Moo, and Youngok Kim. 2017. "Transmission Power Determination Based on Power Amplifier Operations in Large-Scale MIMO-OFDM Systems" Applied Sciences 7, no. 7: 709. https://doi.org/10.3390/app7070709