differential phase-shift keying

differential phase-shift keying

[‚dif·ə′ren·chəl ′fāz ‚shift ‚kē·iŋ]
(communications)
Form of phase-shift keying in which the reference phase for a given keying interval is the phase of the signal during the preceding keying interval. Also known as differentially coherent phase-shift keying.
References in periodicals archive ?
813 Gbit/s (STM-256 without forward error correction) 4 channel WDM transmission system with non-return-to-zero encoding technique and binary differential phase-shift keying modulation format.
7-Gb/s Differential Phase-Shift Keying Without Pulse Carver", JOURNAL OF LIGHTWAVE TECHNOLOGY, VOL.
NASDAQ: OPXT), a global leader in high speed optical communications technology, will display its next generation 40G differential phase-shift keying (DPSK) MSA module during OFC/NFOEC, the industry's largest optical communications conference (www.
Chris Xu, Xiang Liu, Xing Wei Differential Phase-Shift Keying for High Spectral Efficiency Optical Transmissions// IEEE Journal of Selected Topics in Quantum Electronics, 2004.

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