Analysis of below-threshold spectrum and linewidth of surface-emitting lambda /4-shifted DFB lasers with DBR mirror |
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| Authors: | Makino T |
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| Affiliation: | Bell-Northern Res. Ltd., Ottawa, Ont., Canada; |
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| Abstract: | The frequency distribution of spontaneous emission noise below lasing threshold and the spectral linewidth in lasing operation are analysed for surface-emitting lambda /4-shifted distributed feedback (DFB) lasers consisting of alternating active and passive layers with a distributed Bragg reflector (DBR) mirror.<> |
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