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

Table 1

Minimum enclosed areas [chips] (i.e., for optimum coefficient pairs), 𝑁_𝑔=2, 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=0.1	0.36	0.45	0.46	0.45	0.41	0.59	1.72	0.36
Δ1=0.2	1.49	1.24	1.79	1.61	1.27	1.94	3.15	1.49
Δ1=0.3	3.14	2.37	4.14	3.51	2.36	4.14	4.31	3.57