Circuit for controlling the output power of an uncooled laser or

Details Circuit for controlling the output power of an uncooled laser or Circuit for controlling the output power of an uncooled laser or

1997-05-28

1999-05-25

Heely, Brian

Coherent light generators

Particular component circuitry

Optical pumping

372 34, 372 33, 372 43, 372 29, H01S 300

Patent

active

059075694

ABSTRACT:
A selected positive coefficient resistor is connected in parallel across a laser, Light Emitting Diode (LED) or amplifier LED (ALED) to adjust the bias current, respectively, to the laser, LED or ALED as a function of temperature so as to maintain a more regulated optical power output therefrom.

REFERENCES:
patent: 3705316 (1972-12-01), Burrous et al.
patent: 4639924 (1987-01-01), Tsunekawa
patent: 5197076 (1993-03-01), Davis et al.

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