wake-up signal

Also found in: Thesaurus.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.wake-up signal - (military) signal to wake upwake-up signal - (military) signal to wake up  
bugle call - a signal broadcast by the sound of a bugle
References in periodicals archive ?
Carrier said: "Caffeine is the most widely used stimulant to counteract sleepiness, yet it has detrimental effects on the sleep of night-shift workers who must slumber during the day, just as their biological clock sends a strong wake-up signal. The older you get, the more affected your sleep will be by coffee."
Both SAS and SATA use Common-Mode signaling during initialization and as a wake-up signal when asleep.
Small, 125 kHz wheel arch antennas are used to send the wake-up signal to the specific TM, which responds via the RF link.