Optical communication technology
Since optical fiber transmission is part of the infrastructure of society, its significance may not be apparent to users. However, if you place an international call over the Pacific of the Alantic Ocean, you may experience surprisingly clear communication due to optical Pulse Code Modulation (PCM). That is due to optical fiber transmission.
Become a member of OSA or log in to view the full text of this article.
OSA Members get the full text of Optics & Photonics News, plus a variety of other member benefits.