Title

Wavelength beam combining of VECSELs using multiplexed volume Bragg gratings in a compound cavity

Authors

Authors

C. A. Lu; T. C. Newell; L. Glebov;G. Balakrishnan

Comments

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Abbreviated Journal Title

Electron. Lett.

Keywords

integrated optics; OFDM modulation; multiplexing equipment; optical; directional couplers; silicon compounds; optical waveguides; optical; delay lines; fast Fourier transforms; integrated-optic OFDM signal; multiplexer; optical IFFY circuit; integrated optical device; optical; orthogonal frequency division multiplexing signal; optical domain; optical inverse fast Fourier transform; directional couplers; delay; lines; combiner; silica waveguide technology; bit rate 40 Gbit; s to 80; Gbit; s; SiO2; LASERS; POWER; Engineering, Electrical & Electronic

Abstract

An integrated optical device that is able to multiplex modulated signals to an optical orthogonal frequency division multiplexing (OFDM) signal directly in the optical domain is demonstrated. The device operates based on optical inverse fast Fourier transform (IFFT). It is composed of directional couplers, delay lines and a combiner, which was fabricated with silica waveguide technology. The operation was experimentally confirmed by generating 40 and 80 Gbit/s optical OFDM signals.

Journal Title

Electronics Letters

Volume

51

Issue/Number

6

Publication Date

1-1-2015

Document Type

Article

Language

English

First Page

508

Last Page

509

WOS Identifier

WOS:000351271700041

ISSN

0013-5194

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