e/Optical DPSK demodulator

Information
has gloss	eng: An Optical DPSK demodulator is a device that provides a method for converting an optical differential phase-shift keying (DPSK) signal to an intensity-keyed signal at the receiving end in fiber-optic communication networks. It is also known as delay line interferometer (DLI), or simply called DPSK demodulator .
lexicalization	eng: Optical DPSK demodulator
instance of	e/Fiberoptic communication

Media
media:img	DPSK-Demodulation.gif