phase delay


Also found in: Medical.

phase delay

[′fāz di‚lā]
(communications)
Ratio of the total phase shift (radians) of a sinusoidal signal in transmission through a system or transducer, to the frequency (radians/second) of the signal.
References in periodicals archive ?
The research team showed the amount of caffeine in a double espresso or its equivalent three hours before bedtime induced a 40-minute phase delay in the roughly 24-hour human biological clock.
In order to eliminate this drawback, new sensor less algorithms are proposed and this will introduce some phase delay due to the presence of low pass filters (LPF).
The printer was able to apply different thicknesses of material depending on the required phase delay.
The triangle area is delta ABC coordination team all blocked up direction phase delay, i.
From Figure 8 (a), by having the observer consider the damping force delay, the phase delay at 10 [Hz] is improved from 6[deg] to 3 [deg].
However, the signal processed by the single filter may lead to phase delay which cannot be accepted in the profile recovery application.
Caffeine plus dim light was associated with about a 40-minute longer phase delay than placebo and dim light (P = .
The results may indicate a "ceiling" was reached in the phase delay of the human circadian clock due to the external factors, Wright said.
Mathematically, the frequency response of the phase delay of the DL is determined from its phase-frequency response (Fig.
Current sharing coupled with phase delay enables the ISL8115 controller to achieve high current with up to six ISL8115-based POL modules in parallel operation.
This antenna resonates with uniform field distribution and zero phase delay independent of the antenna length at the frequency transition point between the left-handed and right-handed operation regime.
Evening bright light treatment in the Ancoli-Isreal study, caused the expected delay in subjects' sleep/wake phases but it was surprising that morning bright light treatment also caused a phase delay in sleep/wake periods rather than the expected phase advance.