... (Fabiny et al., 199 3; Roy & Thornburg, 199 4), ecology (Blasius et al., 199 9),biological systems (Han et al., 199 5), system identification (Parlitz, Junge & Kocarev, 199 6),etc. The research ... (Zaikin & Zhabotinsky, 197 0; Zhabotinsky, 196 4), biology (May, 197 6) andengineering (Lorenz, 196 3a;b; Nakagawa, 199 9), etc (Gleick, 198 7; Stewart, 199 0). However,until 198 3, the idea of synchronization ... single delay feedback systems fields such as circuits (Kim et al., 2006; Kittel et al., 199 8; Namaj¯unas et al., 199 5; Sanoet al., 2007; Voss, 2002), lasers (Celka, 199 5; Goedgebuer et al., 199 8;...