Improved Switching Strategy for Selective Harmonic Elimination in DC-AC Signal Generation via Pulse-Width Modulation

Table 1

Number of feasible switching index systems 𝐽^(𝑑) for conventional and advanced designs with 𝑀=8 switching cycles.

Method	Conventional	Advanced
Δ<20%	2919	4700
20%≤Δ≤40%	1008	2896
Δ>40%	11	3843
Total	3938	11439