<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Currently, many research topics in the field of optical transmission systems (mostly grounded on novel modulation techniques) are focused on increasing the total data transmission speed of an individual optical fiber. An alternative - but equally valid - approach to increasing the data transmission is to decrease the WDM channel spacing to high-dense dimensions while keeping the existing data transmission speed for an exact channel. We have developed an experimental HDWDM transmission system based on the quasi-rectangular optical filter technique. The results indicate that for 2.5 Gbit/s HDWDM transmission the suitable channel interval should be greater than 25 GHz, and for the 10 Gbit/s HDWDM solution - not less than 37.5 GHz between adjacent channels.</p></abstract>

Currently, many research topics in the field of optical transmission systems (mostly grounded on novel modulation techniques) are focused on increasing the total data transmission speed of an individual optical fiber. An alternative - but equally valid - approach to increasing the data transmission is to decrease the WDM channel spacing to high-dense dimensions while keeping the existing data transmission speed for an exact channel. We have developed an experimental HDWDM transmission system based on the quasi-rectangular optical filter technique. The results indicate that for 2.5 Gbit/s HDWDM transmission the suitable channel interval should be greater than 25 GHz, and for the 10 Gbit/s HDWDM solution - not less than 37.5 GHz between adjacent channels.

Investigation into the Potentialities of Quasi-Rectangular Optical Filters in HDWDM Systems

Institute of Telecommunications, Riga Technical University, 12 Āzenes Str., Rīga, LV-1048, LATVIA

Latvian Journal of Physics and Technical Sciences

Currently, many research topics in the field of optical transmission systems (mostly grounded on novel modulation techniques) are focused on increasing the...

Investigation into the Potentialities of Quasi-Rectangular Optical Filters in HDWDM Systems

Published Online: Mar 18, 2010

Page range: 17 - 29

DOI: https://doi.org/10.2478/v10047-010-0001-6

Keywords
wavelength division multiplexing (WDM), high-density wavelength division multiplexing (HDWDM), optical filtering

This content is open access.

Investigation into the Potentialities of Quasi-Rectangular Optical Filters in HDWDM Systems

Published Online: Mar 18, 2010

Page range: 17 - 29

DOI: https://doi.org/10.2478/v10047-010-0001-6

Keywordswavelength division multiplexing (WDM), high-density wavelength division multiplexing (HDWDM), optical filtering

This content is open access.

Keywords
wavelength division multiplexing (WDM), high-density wavelength division multiplexing (HDWDM), optical filtering