| http://www.w3.org/ns/prov#value | - Hence, the instant embodiment is characterized in that variations in the characteristics responsive to changes in the central electrode width W become much smaller than in the embodiments ofFIGS. 14 and 15.Embodiment 12FIG. 18 is a sectional view of another embodiment of an optical modulator according to the present invention, using asymmetric coplanar strip line waveguides as modulating electrode
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