phase-shift keying


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Related to phase-shift keying: BPSK

phase-shift keying

[′fāz ¦shift ‚kē·iŋ]
(communications)
A form of phase modulation in which the modulating function shifts the instantaneous phase of the modulated wave between predetermined discrete values. Abbreviated PSK.
References in periodicals archive ?
We also demonstrated 100G DP-QPSK and 40G non-return to zero differential phase-shift keying (NRZ-DPSK) transmission with a 50GHz grid.
3 Gb/s (100-113 Gb/s) and incorporates an integrated, dual-polarization quadrature phase-shift keying (DP-DQPSK) modulation precoder function that makes 100G networks extremely resistant to the type of impairments that are often encountered in older fiber.
DALLAS -- Kailight Photonics, an industry leader in the development of advanced optical modules, announced today the industry's first 40Gb/s transponder that supports Differential Phase-Shift Keying (DPSK) modulation in an industry-standard 300-pin MSA package.
for the use of its Feher-Patented Quadrature Phase-Shift Keying ("FQPSK") technology.
In the upstream direction, the CN9414 includes a Quadrature Phase-Shift Keying (QPSK)/16 QAM burst modulator and a 10-Bit digital/analog (D/A) converter.