H - Electricity – 04 – M
Patent
H - Electricity
04
M
345/55
H04M 1/00 (2006.01) H01S 3/102 (2006.01) H04B 10/155 (2006.01) H04B 10/26 (2006.01)
Patent
CA 1106485
Abstract of the Disclosure An optical transducer comprises a semiconductor laser and two reflecting surfaces optically aligned with the laser, the two reflecting surfaces spaced apart a predetermined distance, which is variable. By varying the distance between the reflecting surfaces, modulation of the laser is obtained. Such a transducer can be used in a telephone set as a transmitter, as a seismometer, a security monitor and other instruments. - i -
312615
Jelly Sidney Thomas
Northern Telecom Limited
LandOfFree
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