YB: and ND: mode-locked oscilltors and fiber systems incorporated in solid-state short pulse laser systems
First Claim
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1. A pulse source, comprising:
- a seed source emitting seed pulses;
at least one fiber amplifier receiving said seed pulses;
a monitor for one or more parameters of said pulse source, said monitor being operatively coupled to at least said seed source and responsive to one or more parameters of said seed source;
one or more pump laser diodes for pumping said seed source and said at least one fiber amplifier; and
a bulk optical amplifier receiving amplified pulses from said at least one amplifier and producing output pulses.
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Abstract
The invention describes classes of robust fiber laser systems usable as pulse sources for Nd: or Yb: based regenerative amplifiers intended for industrial settings. The invention modifies adapts and incorporates several recent advances in FCPA systems to use as the input source for this new class of regenerative amplifier.
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Citations
47 Claims
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1. A pulse source, comprising:
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a seed source emitting seed pulses; at least one fiber amplifier receiving said seed pulses; a monitor for one or more parameters of said pulse source, said monitor being operatively coupled to at least said seed source and responsive to one or more parameters of said seed source; one or more pump laser diodes for pumping said seed source and said at least one fiber amplifier; and a bulk optical amplifier receiving amplified pulses from said at least one amplifier and producing output pulses. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A pulse source, comprising:
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a seed source emitting seed pulses; at least one fiber amplifier receiving said seed pulses, said at least one fiber amplifier comprising an amplifier fiber with positive group-velocity dispersion (GVD) and self-phase modulation (SPM) and producing pulses compressible to pulse widths of about 10 ps or less; one or more pump laser diodes for pumping said seed source and said at least one fiber amplifier; a bulk optical amplifier receiving amplified pulses from said at least one amplifier and producing output pulses having pulse widths in the picosecond to nanosecond range; and a pulse compressor disposed downstream from said bulk optical amplifier arranged to produce compressed output pulses having pulse widths of about 10 ps or less. - View Dependent Claims (42, 45, 46, 47)
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43. A pulse source for generating pulses in the picosecond to nanosecond range, comprising:
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a seed source emitting seed pulses with a predetermined spectral width; a fiber amplifier chain comprising at least one fiber amplifier and receiving said seed pulses, wherein said at least one fiber amplifier comprises a non-linear amplifier that generates self-phase modulation, whereby a spectral width of pulses emerging from said fiber amplifier chain is spectrally narrowed as compared to the injected spectral width; and one or more pump laser diodes for pumping said seed source and said at least one fiber amplifier; and a bulk optical amplifier receiving amplified pulses from said fiber amplifier chain and producing output pulses having pulse widths in the picosecond to nanosecond range, wherein said spectrally narrowed pulses are matched to again bandwidth of said bulk optical amplifier. - View Dependent Claims (44)
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Specification