From: Performance evaluation of chaotic spreading sequences on software-defined radio
Codes of length 32 for 5 users | |||
---|---|---|---|
Sequence | FoM | Pearson | Mean BER |
Walsh | 0.1572 | 0 | 0.0200 |
Tent | 0.3008 | −0.1481 | 0.0522 |
Quadratic | 4.2325 | 0.0790 | 0.0408 |
2D Hénon | 0.0765 | 0.1878 | 0.0098 |
2D Duffing | 0.0586 | −0.0242 | 5,686 ·10−4 |
3D Chua | 0.1709 | 0 | 0.0055 |
Codes of length 32 for 10 users | |||
Sequence | FoM | Pearson | Mean BER |
Walsh | 0.1950 | 0 | 0.0137 |
Tent | 0.5026 | 0.1546 | 0.0402 |
Quadratic | 3.9574 | 0.0452 | 0.0271 |
2D Hénon | 0.0905 | 0.4431 | 0.0139 |
2D Duffing | 0.0608 | −0.0287 | 6.4300 ·10−4 |
3D Chua | 0.1779 | −0.1000 | 0.0234 |
Codes of length 32 for 16 users | |||
Sequence | FoM | Pearson | Mean BER |
Walsh | 0.1974 | 0 | 0.0183 |
Tent | 0.4538 | 0.2802 | 0.0671 |
Quadratic | 2.5046 | 0.5762 | 0.2008 |
2D Hénon | 0.0989 | 0.4092 | 0.0231 |
2D Duffing | 0.0621 | −0.0301 | 3.5458e ·10−5 |
3D Chua | 0.1823 | −0.0625 | 0.0033 |