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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2014
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Article
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Tab 6
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Research Article
Optimization of Power Allocation for Multiusers in Multi-Spot-Beam Satellite Communication Systems
Table 6
Threshold signal-to-noise ratio per bit and spectral efficiency of the three coding and modulation modes.
Coding and
modulation mode
Threshold signal-to-noise
ratio per bit
Spectral
efficiency
Mode 1
2.63
1.5
Mode 2
3.63
1.75
Mode 3
4.47
2.15