Patent ID: 6449083
Filing Date: 2002-09-10
Classification: G02F

Abstract:
A multi-channel optical modulator comprising:an acoustic-optical medium; a plurality of first electrodes provided on one side of the acoustic-optical medium, each of said first electrodes having a first end and a second end; a plurality of piezoelectric elements provided on the first electrodes; a plurality of second electrodes provided on the piezoelectric elements, each of said second electrodes having a first end and a second end; a plurality of first lead wires each of which is connected to one of the second electrodes; and a plurality of second lead wires each of which is connected to one of the first electrodes, wherein one of said first lead wires is connected to a given second electrode at either said first end or said second end of said given second electrode, and one of said first lead wires connected to another second electrode adjacent said given second electrode is coupled to the other one of said first end and said second end of said adjacent second electrode, and one of said second lead wires is connected to a given first electrode at either said first end or said second end of said given first electrode, and one of said second lead wires connected to another first electrode is coupled to the other one of said first end and said second end of said adjacent first electrode.