Cross-layer design;
HARQ;
energy efficiency;
spectral efficiency;
ARQ;
THROUGHPUT;
TRADEOFF;
D O I:
10.1109/LCOMM.2015.2463278
中图分类号:
TN [电子技术、通信技术];
学科分类号:
0809 ;
摘要:
In this letter, the energy efficiency (EE) of Chase combining based hybrid automatic repeat request (CC-HARQ) over block Rayleigh fading channels is analyzed and optimized from a cross-layer perspective. Specifically, we derive the EE of CC-HARQ in a tractable closed-form expression using a new log-domain linear threshold approximation method. Then the optimum payload length and average transmission energy per bit are identified to maximize the EE. In addition, to achieve a flexible tradeoff between EE and spectral efficiency (SE), the unified EE-SE tradeoff metric is introduced and optimized. The analytical and simulation results verify the effectiveness of our design.
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Deng, Lei
;
Rui, Yun
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Rui, Yun
;
Cheng, Peng
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Jiao Tong Univ, Dept Elect Engn, Shanghai, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Cheng, Peng
;
Zhang, Jun
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept ECE, Hong Kong, Hong Kong, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Zhang, Jun
;
Zhang, Q. T.
论文数: 0引用数: 0
h-index: 0
机构:
City Univ Hong Kong, Dept Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Zhang, Q. T.
;
Li, Mingqi
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Politecn Milan, Dipartimento Elettron & Informaz, I-20133 Milan, ItalyNew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Stanojev, Igor
;
Simeone, Osvaldo
论文数: 0引用数: 0
h-index: 0
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USANew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Simeone, Osvaldo
;
Bar-Ness, Y.
论文数: 0引用数: 0
h-index: 0
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USANew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Deng, Lei
;
Rui, Yun
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Rui, Yun
;
Cheng, Peng
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Jiao Tong Univ, Dept Elect Engn, Shanghai, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Cheng, Peng
;
Zhang, Jun
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept ECE, Hong Kong, Hong Kong, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Zhang, Jun
;
Zhang, Q. T.
论文数: 0引用数: 0
h-index: 0
机构:
City Univ Hong Kong, Dept Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
Zhang, Q. T.
;
Li, Mingqi
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R ChinaChinese Acad Sci, Shanghai Adv Res Inst, Beijing 100864, Peoples R China
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Politecn Milan, Dipartimento Elettron & Informaz, I-20133 Milan, ItalyNew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Stanojev, Igor
;
Simeone, Osvaldo
论文数: 0引用数: 0
h-index: 0
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USANew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA
Simeone, Osvaldo
;
Bar-Ness, Y.
论文数: 0引用数: 0
h-index: 0
机构:
New Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USANew Jersey Inst Technol, Ctr Wireless Commun & Signal Proc Res, Newark, NJ 07102 USA