Logo
Unionpedia
Communication
Get it on Google Play
New! Download Unionpedia on your Android™ device!
Install
Faster access than browser!
 

Propagation constant

Index Propagation constant

The propagation constant of a sinusoidal electromagnetic wave is a measure of the change undergone by the amplitude and phase of the wave as it propagates in a given direction. [1]

55 relations: Admittance, Amplitude, Attenuation coefficient, Coaxial cable, Complex number, Cutoff frequency, Decibel, Dielectric loss, E (mathematical constant), Electric current, Electric field, Electrical impedance, Electromagnetic radiation, Electromagnetism, Electronic circuit, Electronic filter, Electronic filter topology, Euler's formula, Flux, Group velocity, Heaviside condition, IEEE Microwave and Wireless Components Letters, Imaginary number, Loading coil, Logarithm, Mathematical descriptions of opacity, Momentum, Neper, Optical fiber, Phase (waves), Phase velocity, Phasor, Planck constant, Primary line constants, Quantum, Quantum mechanics, Radio propagation, Reciprocal length, Reflection coefficient, Signal processing, Skin effect, Telecommunication, Telegrapher's equations, Time domain, Transmission coefficient, Transmission line, Transmission medium, Transverse mode, Twin-lead, Two-port network, ..., Voltage, Wave propagation, Waveform, Waveguide, Wavenumber. Expand index (5 more) »

Admittance

In electrical engineering, admittance is a measure of how easily a circuit or device will allow a current to flow.

New!!: Propagation constant and Admittance · See more »

Amplitude

The amplitude of a periodic variable is a measure of its change over a single period (such as time or spatial period).

New!!: Propagation constant and Amplitude · See more »

Attenuation coefficient

Attenuation coefficient or narrow beam attenuation coefficient of the volume of a material characterizes how easily it can be penetrated by a beam of light, sound, particles, or other energy or matter.

New!!: Propagation constant and Attenuation coefficient · See more »

Coaxial cable

Cross-sectional view of a coaxial cable Coaxial cable, or coax (pronounced), is a type of electrical cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.

New!!: Propagation constant and Coaxial cable · See more »

Complex number

A complex number is a number that can be expressed in the form, where and are real numbers, and is a solution of the equation.

New!!: Propagation constant and Complex number · See more »

Cutoff frequency

In physics and electrical engineering, a cutoff frequency, corner frequency, or break frequency is a boundary in a system's frequency response at which energy flowing through the system begins to be reduced (attenuated or reflected) rather than passing through.

New!!: Propagation constant and Cutoff frequency · See more »

Decibel

The decibel (symbol: dB) is a unit of measurement used to express the ratio of one value of a physical property to another on a logarithmic scale.

New!!: Propagation constant and Decibel · See more »

Dielectric loss

Dielectric loss quantifies a dielectric material's inherent dissipation of electromagnetic energy (e.g. heat).

New!!: Propagation constant and Dielectric loss · See more »

E (mathematical constant)

The number is a mathematical constant, approximately equal to 2.71828, which appears in many different settings throughout mathematics.

New!!: Propagation constant and E (mathematical constant) · See more »

Electric current

An electric current is a flow of electric charge.

New!!: Propagation constant and Electric current · See more »

Electric field

An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.

New!!: Propagation constant and Electric field · See more »

Electrical impedance

Electrical impedance is the measure of the opposition that a circuit presents to a current when a voltage is applied.

New!!: Propagation constant and Electrical impedance · See more »

Electromagnetic radiation

In physics, electromagnetic radiation (EM radiation or EMR) refers to the waves (or their quanta, photons) of the electromagnetic field, propagating (radiating) through space-time, carrying electromagnetic radiant energy.

New!!: Propagation constant and Electromagnetic radiation · See more »

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.

New!!: Propagation constant and Electromagnetism · See more »

Electronic circuit

An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow.

New!!: Propagation constant and Electronic circuit · See more »

Electronic filter

Electronic filters are circuits which perform signal processing functions, specifically to remove unwanted frequency components from the signal, to enhance wanted ones, or both.

New!!: Propagation constant and Electronic filter · See more »

Electronic filter topology

Electronic filter topology defines electronic filter circuits without taking note of the values of the components used but only the manner in which those components are connected.

New!!: Propagation constant and Electronic filter topology · See more »

Euler's formula

Euler's formula, named after Leonhard Euler, is a mathematical formula in complex analysis that establishes the fundamental relationship between the trigonometric functions and the complex exponential function.

New!!: Propagation constant and Euler's formula · See more »

Flux

Flux describes the quantity which passes through a surface or substance.

New!!: Propagation constant and Flux · See more »

Group velocity

The group velocity of a wave is the velocity with which the overall shape of the wave's amplitudes—known as the modulation or envelope of the wave—propagates through space.

New!!: Propagation constant and Group velocity · See more »

Heaviside condition

The Heaviside condition, named for Oliver Heaviside (1850–1925), is the condition an electrical transmission line must meet in order for there to be no distortion of a transmitted signal.

New!!: Propagation constant and Heaviside condition · See more »

IEEE Microwave and Wireless Components Letters

IEEE Microwave and Wireless Components Letters is a monthly peer-reviewed scientific journal published by the IEEE Microwave Theory and Techniques Society.

New!!: Propagation constant and IEEE Microwave and Wireless Components Letters · See more »

Imaginary number

An imaginary number is a complex number that can be written as a real number multiplied by the imaginary unit,j is usually used in Engineering contexts where i has other meanings (such as electrical current) which is defined by its property.

New!!: Propagation constant and Imaginary number · See more »

Loading coil

A loading coil or load coil is an inductor that is inserted into an electronic circuit to increase its inductance.

New!!: Propagation constant and Loading coil · See more »

Logarithm

In mathematics, the logarithm is the inverse function to exponentiation.

New!!: Propagation constant and Logarithm · See more »

Mathematical descriptions of opacity

When an electromagnetic wave travels through a medium in which it gets attenuated (this is called an "opaque" or "attenuating" medium), it undergoes exponential decay as described by the Beer–Lambert law.

New!!: Propagation constant and Mathematical descriptions of opacity · See more »

Momentum

In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl. momenta) is the product of the mass and velocity of an object.

New!!: Propagation constant and Momentum · See more »

Neper

The neper (symbol: Np) is a logarithmic unit for ratios of measurements of physical field and power quantities, such as gain and loss of electronic signals.

New!!: Propagation constant and Neper · See more »

Optical fiber

An optical fiber or optical fibre is a flexible, transparent fiber made by drawing glass (silica) or plastic to a diameter slightly thicker than that of a human hair.

New!!: Propagation constant and Optical fiber · See more »

Phase (waves)

Phase is the position of a point in time (an instant) on a waveform cycle.

New!!: Propagation constant and Phase (waves) · See more »

Phase velocity

The phase velocity of a wave is the rate at which the phase of the wave propagates in space.

New!!: Propagation constant and Phase velocity · See more »

Phasor

In physics and engineering, a phasor (a portmanteau of phase vector), is a complex number representing a sinusoidal function whose amplitude (A), angular frequency (ω), and initial phase (θ) are time-invariant.

New!!: Propagation constant and Phasor · See more »

Planck constant

The Planck constant (denoted, also called Planck's constant) is a physical constant that is the quantum of action, central in quantum mechanics.

New!!: Propagation constant and Planck constant · See more »

Primary line constants

The primary line constants are parameters that describe the characteristics of conductive transmission lines, such as pairs of copper wires, in terms of the physical electrical properties of the line.

New!!: Propagation constant and Primary line constants · See more »

Quantum

In physics, a quantum (plural: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction.

New!!: Propagation constant and Quantum · See more »

Quantum mechanics

Quantum mechanics (QM; also known as quantum physics, quantum theory, the wave mechanical model, or matrix mechanics), including quantum field theory, is a fundamental theory in physics which describes nature at the smallest scales of energy levels of atoms and subatomic particles.

New!!: Propagation constant and Quantum mechanics · See more »

Radio propagation

Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another, or into various parts of the atmosphere.

New!!: Propagation constant and Radio propagation · See more »

Reciprocal length

Reciprocal length or inverse length is a measurement used in several branches of science and mathematics.

New!!: Propagation constant and Reciprocal length · See more »

Reflection coefficient

In physics and electrical engineering the reflection coefficient is a parameter that describes how much of an electromagnetic wave is reflected by an impedance discontinuity in the transmission medium.

New!!: Propagation constant and Reflection coefficient · See more »

Signal processing

Signal processing concerns the analysis, synthesis, and modification of signals, which are broadly defined as functions conveying "information about the behavior or attributes of some phenomenon", such as sound, images, and biological measurements.

New!!: Propagation constant and Signal processing · See more »

Skin effect

Skin effect is the tendency of an alternating electric current (AC) to become distributed within a conductor such that the current density is largest near the surface of the conductor, and decreases with greater depths in the conductor.

New!!: Propagation constant and Skin effect · See more »

Telecommunication

Telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire, radio, optical or other electromagnetic systems.

New!!: Propagation constant and Telecommunication · See more »

Telegrapher's equations

The telegrapher's equations (or just telegraph equations) are a pair of coupled, linear differential equations that describe the voltage and current on an electrical transmission line with distance and time.

New!!: Propagation constant and Telegrapher's equations · See more »

Time domain

Time domain is the analysis of mathematical functions, physical signals or time series of economic or environmental data, with respect to time.

New!!: Propagation constant and Time domain · See more »

Transmission coefficient

The transmission coefficient is used in physics and electrical engineering when wave propagation in a medium containing discontinuities is considered.

New!!: Propagation constant and Transmission coefficient · See more »

Transmission line

In communications and electronic engineering, a transmission line is a specialized cable or other structure designed to conduct alternating current of radio frequency, that is, currents with a frequency high enough that their wave nature must be taken into account.

New!!: Propagation constant and Transmission line · See more »

Transmission medium

A transmission medium is a material substance (solid, liquid, gas, or plasma) that can propagate energy waves.

New!!: Propagation constant and Transmission medium · See more »

Transverse mode

A transverse mode of electromagnetic radiation is a particular electromagnetic field pattern of radiation measured in a plane perpendicular (i.e., transverse) to the propagation direction of the beam.

New!!: Propagation constant and Transverse mode · See more »

Twin-lead

Twin-lead cable is a two-conductor flat cable used as a balanced transmission line to carry radio frequency (RF) signals.

New!!: Propagation constant and Twin-lead · See more »

Two-port network

A two-port network (a kind of four-terminal network or quadripole) is an electrical network (circuit) or device with two pairs of terminals to connect to external circuits.

New!!: Propagation constant and Two-port network · See more »

Voltage

Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.

New!!: Propagation constant and Voltage · See more »

Wave propagation

Wave propagation is any of the ways in which waves travel.

New!!: Propagation constant and Wave propagation · See more »

Waveform

A waveform is the shape and form of a signal such as a wave moving in a physical medium or an abstract representation.

New!!: Propagation constant and Waveform · See more »

Waveguide

A waveguide is a structure that guides waves, such as electromagnetic waves or sound, with minimal loss of energy by restricting expansion to one dimension or two.

New!!: Propagation constant and Waveguide · See more »

Wavenumber

In the physical sciences, the wavenumber (also wave number or repetency) is the spatial frequency of a wave, measured in cycles per unit distance or radians per unit distance.

New!!: Propagation constant and Wavenumber · See more »

Redirects here:

Attenuation constant, Attenuation parameter, Phase change coefficient, Phase change constant, Phase change parameter, Phase coefficient, Phase constant, Phase parameter, Propagation Constant, Propagation coefficient, Propagation coefficients, Propagation parameter, Propagation parameters, Secondary coefficients, Secondary line constants, Secondary parameters, Transmission constant, Transmission parameter, Transmission parameters.

References

[1] https://en.wikipedia.org/wiki/Propagation_constant

OutgoingIncoming
Hey! We are on Facebook now! »