Laser control circuit

H - Electricity – 01 – S

Patent

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345/46

H01S 3/10 (2006.01) H01S 5/0683 (2006.01) H04B 10/155 (2006.01) H04B 10/16 (2006.01)

Patent

CA 1067191

LASER CONTROL CIRCUIT Abstract of the Disclosure A control circuit for an injection laser includes a driver circuit which applies a driving current to the laser in response to an electrical modulating signal. A prebias circuit applies a prebias current to the laser in response to the difference between a signal derived from the electrical modulating signal and a signal derived from the laser light output. - i -

273717

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