Multiple Gate Delay Tracking Structures for GNSS Signals and Their Evaluation with Simulink, SystemC, and VHDL

Table 2

Minimum enclosed areas [chips] (i.e., for optimum coefficient pairs), 𝑁_𝑔=3, SinBOC(1,1) signal. Minimum early-late spacing Δ₁ is given in chips.

	pow𝑛𝑐=1			pow𝑛𝑐=2			Reference NEML	Reference HRC
							pow𝑛𝑐=1	pow𝑛𝑐=1
	unif. spacing	decr. spacing	incr. spacing	unif. spacing	decr. spacing	incr. spacing
Δ1=0.05	0.08	0.06	0.11	0.11	0.07	0.11	0.88	0.08
Δ1=0.1	0.36	0.24	0.46	0.43	0.34	0.55	1.72	0.36
Δ1=0.15	0.82	0.57	1.04	0.94	0.70	1.18	2.46	0.82
Δ1=0.2	1.49	1.02	1.58	1.59	1.24	1.92	3.15	1.49
Δ1=0.25	2.04	1.68	2.95	2.33	1.77	3.07	3.77	2.46
Δ1=0.3	2.72	2.30	3.91	3.51	2.36	4.10	4.31	3.57
Δ1=0.35	3.57	3.19	4.63	3.95	3.31	4.59	4.64	4.48