(under subclass 109) Subject matter which converts information signals into modulated light wave signals suitable for propagation through or along a transmission medium.
(1) Note. There are some documents in this subclass that use incandescent bulbs for the transmitter.
(2) Note. An optical transmitter contains an optical modulator together with the other elements required to communicate the information from one location to another via an optical beam.
SEE OR SEARCH THIS CLASS, SUBCLASS:
152+, for optical transceivers in an optical communication system.
154+, for an optical transmitter and receiver system in an optical communication system.
174+, for an optical repeater communication system. 189+, for an optical receiver in an optical communication system.
