SIGNAL

'Signal', 'signals' or 'signalling' may refer to:

Contents

Scientific concepts

Computing

Communications

Names

Other

Scientific concepts

★ Signal (electrical engineering), a varying quantity that can carry information.

★ Signal processing, the field of techniques used to extract information from signals

★ Cell signaling, in biology, the system of communication that governs basic cellular activities and coordinates cell actions

★ Signal (biology), an electrochemical communication activity in an organism

Computing

★ Signal (computing), an event, message, or data structure transmitted between computational processes

★ Signal programming, a variety of event-driven programming

★ Signals and slots, a signal-driven software design pattern

Communications

★ 'Signals' used in various kinds of transport:

★
★ Traffic light

★
★ Railway signal

★
★ Semaphore

★
★ Beacon

★
★ International maritime signal flags, using the International Code of Signals

★ Signals (military), a historical name for the military communications

★ Signalling theory in biology, how organisms signal their state to others

★ Distress signal

★ Smoke signal (See also )

★ Signalling (telecommunications), a part of some communication protocols

Names

★ ''Signal'' (band), a Bulgarian rock band

★ Signals (album), an album by progressive rock band Rush

★ ''Signal'' (magazine)

★ Signal (toothpaste)

★ ''Signal 1'' and ''Signal 2'' radio stations

★ ''Signaal'' (now Thales Nederland), a Netherlands based defence company

★ Signal Systems, a company of the McLean Group of Companies

Other

★ Any implicit, subtle, or disguised message, in situations such as:

★
★ Partnership card games (see signal (bridge))

★
★ Signalling (economics)

★ Signals in legal citations

★ Kent (game) a card game also known as Signal or Kemp