1 Introduction
2 System models
2.1 Signal models of linear space-time block codes
2.2 System models of the multiple-input single-output communication
3 Feature extraction
3.1 Feature extraction of SM’s coded signal
3.2 Feature extraction of an Alamouti’s coded signal
3.3 Feature extraction of code of OSTBC3 with rate 3/4’s coded signal
3.4 Feature extraction of the second code of OSTBC3 with rate 3/4’s coded signal
3.5 Feature extraction of OSTBC3 with rate 1/2’s coded signal
4 Classification of space-time code
4.1 Analysis of the features of different STBCs
Code | Features |
---|---|
SM | Amari 1<ε1; Amari 5>ε5 |
Alamouti | If s
i
belongs to modulation scheme I, Amari 1<ε1 and Amari 5<ε5; |
If s
i
belongs to modulation scheme II, Amari 1>ε1, Amari 5<ε5, Amari 2<ε2, | |
Amari 3<ε3 | |
OSTBC3 | Amari 1>ε1, Amari 2>ε2, Amari 3>ε3; |
Code 1 | If s
i
belongs to modulation scheme I, Amari 4>ε4, Amari 6<ε6 |
If s
i
belongs to modulation scheme II, Amari 4>ε4, Amari 6<ε6 | |
OSTBC3 | Amari 1>ε1, Amari 2>ε2, Amari 3>ε3; |
Code 2 | If s
i
belongs to modulation scheme I, Amari 4<ε4, Amari 6<ε6 |
If s
i
belongs to modulation scheme II, Amari 4>ε4, Amari 6>ε6 | |
OSTBC3 | |
Code 3 | Amari 1>ε1, Amari 2>ε2, Amari 3<ε3 |