918252.fig.0028a
(a) , , , and ; are active
918252.fig.0028b
(b) , ; , and ; are active
918252.fig.0028c
(c) , ; , and ; are active
918252.fig.0028d
(d) , ; , and ; are active
918252.fig.0028e
(e) , ; , and ; are active
918252.fig.0028f
(f) , ; , and ; are active
918252.fig.0028g
(g) , ; , and ; are active
Figure 28: With at least one of the header nodes being active, can be fully unit-disk covered by the nodes with the same polarity from each port