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

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