Self-injection multi-mode tilted optical fiber grating external cavity picopulse laser
A tilted fiber grating, picosecond pulse technology, applied in the field of self-injection multi-mode tilted fiber grating external cavity picosecond pulse lasers, can solve the problems of difficult operation, increase system cost, etc., achieve easy manufacturing, timing jitter and frequency Small chirp, easy-to-operate effect
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[0026] A preferred embodiment of the present invention is described as follows in conjunction with accompanying drawing:
[0027] see figure 1 , the self-injection multimode tilted fiber grating external cavity picosecond pulse laser includes a gain switch laser body (1), a polarization controller (2), a coupler (3) and an external cavity frequency selector (4), the polarization A controller (2), a coupler (3) and an external cavity frequency selector (4) are sequentially connected in series to the signal output end of the gain switch laser body (1) through an optical fiber.
[0028] Gain switch laser body (4) is composed of F-P semiconductor laser (5), temperature controller (6), semiconductor laser driving power supply (7), radio frequency signal generator (8), radio frequency signal amplifier (9) and bias device ( 10) Constructed gain-switched laser. The radio frequency signal generator (8) is connected to the F-P semiconductor laser (5) after passing through the radio fr...
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