## Abstract We have proposed a novel scheme to generate optical mm‐wave DWDM signals with four time frequency of the local oscillator by using only one external modulator. By incorporating the proper direct current (DC) bias on the external modulator to suppress the first order sideband in central
All-optical mm-wave generation by using direct-modulation DFB laser and external modulator
✍ Scribed by Lin Chen; Yazhi Pi; Hong Wen; Shuangchun Wen
- Publisher
- John Wiley and Sons
- Year
- 2007
- Tongue
- English
- Weight
- 200 KB
- Volume
- 49
- Category
- Article
- ISSN
- 0895-2477
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✦ Synopsis
Abstract
We proposed and experimentally demonstrated a novel method of optical mm‐wave generation using only one Mach‐Zehnder modulator and a direct‐modulator, based on the method of optical carrier suppression. Using this proposed method, the 2.5 Gb/s data channel was successfully transmitted over 20 km for downstream with less than 1‐dB power penalty. Therefore, the system configure of mm‐wave generation can be further simplified and be more cost effective. © 2007 Wiley Periodicals, Inc. Microwave Opt Technol Lett 49: 1265–1267, 2007; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.22449
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