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46 relations: Analog signal, Asymmetric digital subscriber line, Asynchronous circuit, Bit, Bitstream, Boolean algebra, Boolean domain, Channel capacity, Clock signal, Data transmission, Digital electronics, Digital radio, Digital signal, Digital signal processing, Discrete space, Discretization, Electric current, Electric potential, Electromagnetism, Flip-flop (electronics), Intersymbol interference, Line code, List of continuity-related mathematical topics, Magnetic storage, Magnetization, Many-valued logic, Modulation, Noise, Noise (electronics), Optics, Passband, Polarization (waves), Pulse wave, Pulse-amplitude modulation, Pulse-code modulation, Real number, Redundancy (information theory), Rise time, Signal, State (computer science), Synchronization, Synchronous circuit, Telephone line, Three-valued logic, Unipolar encoding, Waveform.
Analog signal
An analog signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal.
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Asymmetric digital subscriber line
Asymmetric digital subscriber line (ADSL) is a type of digital subscriber line (DSL) technology, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can provide.
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Asynchronous circuit
An asynchronous circuit, or self-timed circuit, is a sequential digital logic circuit which is not governed by a clock circuit or global clock signal.
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Bit
The bit (a portmanteau of binary digit) is a basic unit of information used in computing and digital communications.
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Bitstream
A bitstream (or bit stream), also known as binary sequence, is a sequence of bits.
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Boolean algebra
In mathematics and mathematical logic, Boolean algebra is the branch of algebra in which the values of the variables are the truth values true and false, usually denoted 1 and 0 respectively.
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Boolean domain
In mathematics and abstract algebra, a Boolean domain is a set consisting of exactly two elements whose interpretations include false and true.
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Channel capacity
Channel capacity, in electrical engineering, computer science and information theory, is the tight upper bound on the rate at which information can be reliably transmitted over a communication channel.
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Clock signal
In electronics and especially synchronous digital circuits, a clock signal is a particular type of signal that oscillates between a high and a low state and is used like a metronome to coordinate actions of digital circuits.
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Data transmission
Data transmission (also data communication or digital communications) is the transfer of data (a digital bitstream or a digitized analog signal) over a point-to-point or point-to-multipoint communication channel.
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Digital electronics
Digital electronics or digital (electronic) circuits are electronics that operate on digital signals.
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Digital radio
Digital radio is the use of digital technology to transmit and/or receive across the radio spectrum.
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Digital signal
A digital signal is a signal that is being used to represent data as a sequence of discrete values; at any given time it can only take on one of a finite number of values.
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Digital signal processing
Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations.
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Discrete space
In topology, a discrete space is a particularly simple example of a topological space or similar structure, one in which the points form a discontinuous sequence, meaning they are isolated from each other in a certain sense.
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Discretization
In mathematics, discretization is the process of transferring continuous functions, models, variables, and equations into discrete counterparts.
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Electric current
An electric current is a flow of electric charge.
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Electric potential
An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit positive charge from a reference point to a specific point inside the field without producing any acceleration.
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Electromagnetism
Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.
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Flip-flop (electronics)
In electronics, a flip-flop or latch is a circuit that has two stable states and can be used to store state information.
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Intersymbol interference
In telecommunication, intersymbol interference (ISI) is a form of distortion of a signal in which one symbol interferes with subsequent symbols.
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Line code
Some signals are more prone to error than others when conveyed over a communication channel as the physics of the communication or storage medium constrains the repertoire of signals that can be used reliably.
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List of continuity-related mathematical topics
In mathematics, the terms continuity, continuous, and continuum are used in a variety of related ways.
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Magnetic storage
Magnetic storage or magnetic recording is the storage of data on a magnetized medium.
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Magnetization
In classical electromagnetism, magnetization or magnetic polarization is the vector field that expresses the density of permanent or induced magnetic dipole moments in a magnetic material.
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Many-valued logic
In logic, a many-valued logic (also multi- or multiple-valued logic) is a propositional calculus in which there are more than two truth values.
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Modulation
In electronics and telecommunications, modulation is the process of varying one or more properties of a periodic waveform, called the carrier signal, with a modulating signal that typically contains information to be transmitted.
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Noise
Noise is unwanted sound judged to be unpleasant, loud or disruptive to hearing.
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Noise (electronics)
In electronics, noise is an unwanted disturbance in an electrical signal.
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Optics
Optics is the branch of physics which involves the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it.
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Passband
A passband is the range of frequencies or wavelengths that can pass through a filter.
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Polarization (waves)
Polarization (also polarisation) is a property applying to transverse waves that specifies the geometrical orientation of the oscillations.
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Pulse wave
A pulse wave or pulse train is a kind of non-sinusoidal waveform that includes square waves (duty cycle of 50%) and similarly periodic but asymmetrical waves (duty cycles other than 50%).
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Pulse-amplitude modulation
Pulse-amplitude modulation (PAM), is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulse.
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Pulse-code modulation
Pulse-code modulation (PCM) is a method used to digitally represent sampled analog signals.
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Real number
In mathematics, a real number is a value of a continuous quantity that can represent a distance along a line.
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Redundancy (information theory)
In Information theory, redundancy measures the fractional difference between the entropy of an ensemble, and its maximum possible value \log(|\mathcal_X|).
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Rise time
In electronics, when describing a voltage or current step function, rise time is the time taken by a signal to change from a specified low value to a specified high value.
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Signal
A signal as referred to in communication systems, signal processing, and electrical engineering is a function that "conveys information about the behavior or attributes of some phenomenon".
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State (computer science)
In information technology and computer science, a program is described as stateful if it is designed to remember preceding events or user interactions; the remembered information is called the state of the system.
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Synchronization
Synchronization is the coordination of events to operate a system in unison.
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Synchronous circuit
A synchronous circuit is a digital circuit in which the changes in the state of memory elements are synchronized by a clock signal.
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Telephone line
A telephone line or telephone circuit (or just line or circuit within the industry) is a single-user circuit on a telephone communication system.
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Three-valued logic
In logic, a three-valued logic (also trinary logic, trivalent, ternary, or trilean, sometimes abbreviated 3VL) is any of several many-valued logic systems in which there are three truth values indicating true, false and some indeterminate third value.
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Unipolar encoding
Unipolar encoding is a line code.
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Waveform
A waveform is the shape and form of a signal such as a wave moving in a physical medium or an abstract representation.
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Binary signal, Digital (signal), Digital signal (electronics), Digital signals, Logic signal.
References
[1] https://en.wikipedia.org/wiki/Digital_signal
