Table 4 Specific settings of three different WMS cases and theoretical tracking jitter improvements
Cases | Sub-bands | \(N_x\) | \(f_x\) (MHz) | \(g_x^{\left( i\right) }\) | \(d_x^{\left( i\right) }\) | Modulation | \(\phi _x^{\left( i\right) }\)(\({^\circ }\)) | \(P_x^{\left( i\right) }\) ratio | \(\delta _o^{\textrm{CAT}}/\delta _o^{\textrm{DBT}}\) | \(\delta _s^{\textrm{CAT}}/\delta _s^{\textrm{DBT}}\) | \(\delta _c^{\textrm{CAT}}/\delta _c^{\textrm{DBT}}\) |
|---|---|---|---|---|---|---|---|---|---|---|---|
Case 1 | Lower | 2 | 1176.45 | \(g_l^{\left( 1\right) }\) | −1 | BPSK(10) | 0 | 1 | 50.0%/29.3% | 50.0%/64.6% | 50.0%/29.3% |
1176.45 | \(g_l^{\left( 2\right) }\) | 1 | BPSK(10) | 90 | 1 | ||||||
Upper | 2 | 1207.14 | \(g_u^{\left( 1\right) }\) | 1 | BPSK(10) | 0 | 1 | ||||
1207.14 | \(g_u^{\left( 2\right) }\) | −1 | BPSK(10) | 90 | 1 | ||||||
Case 2 | Lower | 2 | 1176.45 | \(g_l^{\left( 1\right) }\) | −1 | BPSK(10) | 0 | 1 | 53.0%/28.9% | 47.0%/64.5% | 47.3%/29.2% |
1176.45 | \(g_l^{\left( 2\right) }\) | 1 | BPSK(10) | 90 | 1 | ||||||
Upper | 2 | 1207.14 | \(g_u^{\left( 1\right) }\) | 1 | BPSK(10) | 0 | 0.8 | ||||
1207.14 | \(g_u^{\left( 2\right) }\) | −1 | BPSK(10) | 90 | 0.8 | ||||||
Case 3 | Lower | 1 | 1561.098 | \(g_l^{\left( 1\right) }\) | 1 | BPSK(2) | 0 | 1 | 43.4%/17.4% | 40.0%/58.7% | 48.0%/20.3% |
Upper | 2 | 1575.42 | \(g_u^{\left( 1\right) }\) | 1 | BOC(1,1) | 0 | 0.9 | ||||
1575.42 | \(g_u^{\left( 2\right) }\) | −1 | BOC(1,1) | 90 | 0.9 |