A comparison of three analog optical links for high dynamic range applications
A new heterodyne interferometric phase modulation (HIPM) link and a new subcarrier frequency modulation with direct detection (SFM-DD) link are proposed. To generate angle-modulated signals at the receiver, the HIPM system utilize a novel external modulator, while the SFM-DD system uses electronic p...
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Format: | Tagungsbericht |
Sprache: | eng |
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Zusammenfassung: | A new heterodyne interferometric phase modulation (HIPM) link and a new subcarrier frequency modulation with direct detection (SFM-DD) link are proposed. To generate angle-modulated signals at the receiver, the HIPM system utilize a novel external modulator, while the SFM-DD system uses electronic preprocessing. The spurious free dynamic ranges (SFDR) of the SFM-DD and HIPM systems are larger than that of the amplitude modulation with direct detection (AMDD) system; when relative intensity noise (RIN) is dominant, these two systems can show 26 dB and 28 dB advantages with respect to the AMDD system, respectively.< > |
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DOI: | 10.1109/GLOCOM.1993.318391 |