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Learn more about "Signal"

Signal

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

Scientific concepts

- Signal (electrical engineering), a physical 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
- Two theories in different disciplines of "honest signalling" when deception may be incentivized:
- Signalling theory in evolutionary biology, a theory stating how organisms signal their state to others with respect to evolutionary survival and reproductive fitness
- Signalling (economics), how market actors can signal their intentions and values to others in economics
- Signalling game, signalling theories in evolutionary biology and economics expressed in terms of game theory

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 name that refers to military communications
- Distress signal
- Smoke signal (See also :Category:Early telecommunications)
- Signalling (telecommunications), a part of some communication protocols

Names

- Signal (band)|''Signal'' (band), a Bulgarian rock band
- Signals (album), an album by progressive rock band Rush
- Signal (magazine)|''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))
- Signals in legal citation signals|legal citations
- Kent (game) a card game also known as Signal or Kemp

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Sources: StartLearningNow, Wikipedia | Usage license: GNU FDL

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