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Separation technique
Frequency separation within astrophysics, is a term used in both helioseismology and asteroseismology. It refers to the spacing in frequency between adjacent
Frequency_separation
Radio signal retransmitter
MHz band use a 25 MHz separation. Systems in the 450–470 MHz band use a 5 MHz separation with the input on the higher frequency. Example: input is 456
Radio_repeater
Way to produce very short laser bursts
Using the above equation, a small laser with a mirror separation of 30 cm has a frequency separation between longitudinal modes of 0.5 GHz. Thus for the
Mode_locking
Type of continuous-phase frequency-shift keying
MSK can also be viewed as a continuous-phase frequency-shift keyed (CPFSK) signal with a frequency separation of one-half the bit rate. In MSK the difference
Minimum-shift_keying
2000 film by Gregory Hoblit
Frequency is a 2000 American science fiction thriller film starring Dennis Quaid, Jim Caviezel, Andre Braugher, Elizabeth Mitchell, Shawn Doyle, Melissa
Frequency_(2000_film)
Radio transmission of audio by frequency modulation
transmitter sites tend to keep to at least a 500 kHz frequency separation even when closer frequency spacing is technically permitted. The ITU publishes
FM_broadcasting
Device that allows bi-directional communication over a single path
port of the duplexer. Modern duplexers often use nearby frequency bands, so the frequency separation between the two ports is also much less. For example
Duplexer
Radio or TV service, 100W or less
minimum frequency separation between low-power FM stations and third-adjacent channel stations. Previously, there was a minimum frequency separation; however
Low-power_broadcasting
Brightest star in the constellation Boötes
frequency of the order of a few microhertz (μHz), the highest peak corresponding to 4.3 μHz (2.7 days) with an amplitude of 60 ms−1, with a frequency
Arcturus
Detachment of a boundary layer from a surface into a wake
In fluid dynamics, flow separation or boundary layer separation is the detachment of a boundary layer from a surface into a wake. A boundary layer exists
Flow_separation
Radar system used in air traffic control
but still was a very basic system, which used 12 channels with a frequency separation of 17 MHz between the channels, but did not yet allow individual
Secondary_surveillance_radar
Mineral processing machines
high frequency screens in mineral processing can meet the requirement of fineness easily for recovery and is able to achieve a smaller size separation, reducing
High-frequency vibrating screens
High-frequency_vibrating_screens
Standing wave patterns of resonator cavities
so the relevant values of q are large (around 105 to 106). The frequency separation between any two adjacent modes, q and q+1, in a material that is
Longitudinal_mode
Electronic method of transmitting information with a carrier wave
frequencies are generated when a carrier frequency is modulated by a signal frequency, the amplitudes expressed as Bessel functions. The separation is
Frequency_modulation
Rail line in Hesse, Germany
SkyLine is a free automatic people mover system at Frankfurt Airport which opened in 1994. Using Bombardier CX-100 coaches, the line links the three airport
SkyLine_(Frankfurt)
Model of auditory perception
interactive web page illustrating this streaming and the importance of frequency separation and speed can be found here. Andranik Tangian argues that the grouping
Auditory_scene_analysis
Microwave transmission station used in the Swiss Army
usable bitrate of either 2 or 8 Mbit/s. The frequency range is from 14.64 to 17 GHz, with a frequency separation of at least 150 MHz between Transmit (TX)
R-905
Organic molecule (C10H10)
consistent with an exchange process whose rate k is close to the frequency separation of the four contributing resonances. The number of possible valence
Bullvalene
Distance over which a wave's shape repeats
inversely proportional to the frequency of the wave: waves with higher frequencies have shorter wavelengths, and lower frequencies have longer wavelengths.
Wavelength
When perception of one sound is affected by another sound
be described as a sensation of roughness. When there is a large frequency separation, the two components are heard as separate tones without roughness
Auditory_masking
Variation in resonant frequency of identical atomic nuclei in a magnetic field
units are equivalent across different field strengths, the actual frequency separation in hertz scales with field strength (B0). As a result, the difference
Chemical_shift
Concept in physics
contributions from all lattice modes constitute the phonon sideband. The frequency separation between the maxima of the absorption and fluorescence phonon sidebands
Zero-phonon line and phonon sideband
Zero-phonon_line_and_phonon_sideband
frequency components difficult. If N is made to be large, then the frequency separation of the resonator output peaks will be large enough to be resolved
Vernier_spectroscopy
Study of oscillations in stars
pressure modes (p-modes) and the latter as low-frequency gravity modes (g-modes). This basic separation allows us to determine (to reasonable accuracy)
Asteroseismology
Amateur radio frequency band
provides sufficient frequency separation such that separate antenna for transmit and receive with 20 feet or more of vertical separation often works well
33-centimeter_band
Subfield of astronomy
– Oscillations revealing stellar interiors via asteroseismology. Frequency separation – Asteroseismic diagnostic of stellar core rotation. Solar radio
Outline_of_astrophysics
Device for broadcasting television signals
this plan, most important figures for transmitters are radio frequency, frequency separation between aural and visual carriers and band width. The audio
Television_transmitter
Anxiety disorder
Separation Anxiety Disorder (SAD) is an anxiety disorder in which an individual experiences excessive anxiety regarding separation from home and/or from
Separation_anxiety_disorder
Study of the structure and dynamics of the Sun through its oscillation
solar cycle Coronal seismology Differential rotation Diskoseismology Frequency separation Magnetogravity wave Moreton wave Solar neutrino problem Solar tower
Helioseismology
Quantum computing implementation
antenna or transmission line coupled to the qubit with a frequency resonant with the energy separation between levels. Individual qubits may be addressed by
Superconducting quantum computing
Superconducting_quantum_computing
Theorem on eigenvalues and eigenvectors of Hermitian matrices
In mathematics, the Poincaré separation theorem, also known as the Cauchy interlacing theorem, gives some upper and lower bounds of eigenvalues of a real
Poincaré_separation_theorem
Order 6174 on the Public Works Administration June 16, 1933 107 6175 Separation Ratings of Departmental Employees June 16, 1933 108 6176 Allowance to
List of executive actions by Franklin D. Roosevelt
List_of_executive_actions_by_Franklin_D._Roosevelt
Concentrating specific isotopes of a chemical element
Isotope separation is the process of concentrating specific isotopes of a chemical element by removing other isotopes. The use of the nuclides produced
Isotope_separation
Technology for measuring surface waves on water
frequency microwave radar transmits two microwave frequencies simultaneously. The frequency separation is chosen to give a “spatial beat” length which is
Wave_radar
party: heterospecific masking noise improves signal detection through frequency separation". Journal of Experimental Biology. 216 (24): 4655–4665. Bibcode:2013JExpB
Sensory_drive_hypothesis
High-voltage electric circuit
A line trap, also known as wave trap, or high-frequency stopper, is a maintenance-free parallel resonant circuit, mounted inline on high-voltage (HV)
Line_trap
Techniques and methods in signal processing
time–frequency analysis comprises those techniques that study a signal in both the time and frequency domains simultaneously, using various time–frequency
Time–frequency_analysis
Subatomic physics phenomenon
correct EPR frequency separation is accomplished through random orientation of paramagnetic species with g-anisotropy. Since the "frequency" distance between
Dynamic_nuclear_polarization
Service to direct pilots of aircraft
communicate with pilots by radio. To prevent collisions, ATC enforces traffic separation rules, which ensure each aircraft maintains a minimum amount of empty
Air_traffic_control
differences in plug and socket types, nominal supply voltages, and AC supply frequencies commonly used for delivering electrical power to low-voltage appliances
Mains_electricity_by_country
European space telescope that operated between 2006 - 2014
field. For each of them, the frequency at maximum power νmax in the frequency spectrum as well as the large frequency separation between consecutive modes
CoRoT
Concept in Astronomy
echelle diagram, in which the mode frequencies are plotted as a function of the frequency modulo the large separation, and modes of a particular angular
Solar-like_oscillations
rapid sequences of pure tones with alternating frequencies, the fission boundary (the frequency separation between successive tones at which they can no
Brian_Moore_(scientist)
Method of encoding digital data on multiple carrier frequencies
access using time, frequency or coding separation of the users. In orthogonal frequency-division multiple access (OFDMA), frequency-division multiple access
Orthogonal frequency-division multiplexing
Orthogonal_frequency-division_multiplexing
Tables of radio frequencies assigned to television channels
The following tables show the frequencies assigned to analog broadcast television channels in various regions of the world, along with the ITU letter
Television channel frequencies
Television_channel_frequencies
Compositing technique, also known as green screen
making the separations required a film that would only respond to the screen colour, and film that responded only to blue and higher frequencies (ultraviolet
Chroma_key
Excitation of a quantum system via magnetism
controlled frequency, we can measure the level separation by noting at which frequency a qualitative change happens: that would mean that at this frequency, the
Magnetic_resonance
Type of laser with two counter-rotating beams
signal is pulled. The other satellites have their proper, non-pulled, frequency separation from the major signal. This opens the way to classic precision side-band
Ring_laser
Reproductive printing with color
black separation is also created, which improves the shadow and contrast of the image. Numerous techniques exist to derive this black separation from the
Color_printing
FM radio reception phenomenon
Capture effect therefore enables frequency reuse of the same frequency by imposing a sufficient distance separation, e.g. AM capture effect is used with
Capture_effect
Type of radio receiver
incoming radio-frequency (RF) signals to a fixed intermediate frequency (IF). The signal is then amplified and filtered at that fixed frequency. This arrangement
Superheterodyne_receiver
1941 AM/mediumwave radio station allocation agreement
radio design, the Agreement also reduced the "same market" minimum frequency separation from 50 to 40 kHz. (Mexico elected to further adopt a 30 kHz "same
North American Regional Broadcasting Agreement
North_American_Regional_Broadcasting_Agreement
Effect of a material on light
is the phenomenon in which the phase velocity of a wave depends on its frequency. Sometimes the term chromatic dispersion is used to refer to optics specifically
Dispersion_(optics)
Johnson-Ransom, E.; Snively, E.; Hone, D. W. E. (2024). "Prey size and ecological separation in spinosaurid theropods based on heterodonty and rostrum shape". The
2024 in archosaur paleontology
2024_in_archosaur_paleontology
Medical condition
referred to as a sprain. For a type 1 AC separation, the joint does not lose stability. A Type II AC separation involves complete tearing of the acromioclavicular
Separated_shoulder
Radio broadcast band
broadcast band is a range of radio frequencies used for FM broadcasting by radio stations. The range of frequencies used differs between different parts
FM_broadcast_band
Device that performs isotope separation of gases
A gas centrifuge is a device that performs isotope separation of gases. A centrifuge relies on the principles of centrifugal force accelerating molecules
Gas_centrifuge
Delaware holiday celebrating separation from Pennsylvania
Separation Day is a holiday in the state of Delaware dating back to 1776, which commemorates the Delaware Colony's independence from the United Kingdom
Separation_Day_(Delaware)
Scientific study of sound perception
perception of audio signal time separation has been measured to be less than 10 μs. This does not mean that frequencies above 100 kHz (1/10 μs) are audible
Psychoacoustics
increase of thickness of sclerites of L. fasciculata and increase of the frequency of perforated sclerites through time, and interpret these findings as
2025_in_paleontology
Hollow metal pipe used to carry radio waves
In radio-frequency engineering and communications engineering, a waveguide is a hollow metal pipe used to carry radio waves. This type of waveguide is
Waveguide_(radio_frequency)
speech signals can be obtained. Monaural sound separation first began with separating voices based on frequency. There were many early developments based on
Computational auditory scene analysis
Computational_auditory_scene_analysis
Channel access method used by various radio communication technologies
through the use of linear methods, there are three types of signal separation: frequency, time and compensatory.[clarification needed] The technology of
Code-division_multiple_access
Aspect of relativity in physics
wave alters the relative separation of freely falling masses, reflecting a disturbance in local spacetime curvature. The separation varies in a pattern that
Gravitational_wave
Separation of a sound wave into component frequencies while passing through a material
component frequencies as it passes through a material. The phase velocity of the sound wave is viewed as a function of frequency. Hence, separation of component
Acoustic_dispersion
Type of radio design
receiver (DCR), also known as a homodyne, synchrodyne, zero intermediate frequency receiver (zero-IF receiver), is a radio receiver design that demodulates
Direct-conversion_receiver
Brevity code for NATO communications
not reenter.[A/A] SEPARATION 1. Request for separation between two GROUPS. Response will include the follow-on GROUPS separation, altitude, and fill-ins
Multi-service tactical brevity code
Multi-service_tactical_brevity_code
Oscillator whose frequency can be tuned over some range
A variable frequency oscillator (VFO) in electronics is an oscillator whose frequency can be tuned (i.e., varied) over some range. It is a necessary component
Variable-frequency_oscillator
Electrical resonant transformer circuit invented by Nikola Tesla
Tesla in 1891. It is used to produce high voltage, low current, high frequency alternating current. Tesla experimented with a number of different configurations
Tesla_coil
Topics referred to by the same term
material effects Thin-film bulk acoustic resonator, device used for high-frequency signal filtering Filter (disambiguation) This disambiguation page lists
Ceramic_filter
Channel access method for networks using a shared communications medium
(frequency division duplex) employs CDMA and FDD, where separate frequency bands are allocated for uplink and downlink transmissions. This separation minimizes
Time-division_multiple_access
local legislation passed by the state legislature. From the standpoint of separation of powers, deannexation is a legislative function because it relates to
Municipal deannexation in the United States
Municipal_deannexation_in_the_United_States
Device which diffracts light via sound waves
acousto-optic effect to diffract and shift the frequency of light using sound waves (usually at radio-frequency). They are used in lasers for Q-switching,
Acousto-optic_modulator
Particle motion in a non-uniform electric field due to dipole-field interactions
move in different directions at a given frequency of the AC field applied. DEP has been applied for the separation of live and dead cells, with the remaining
Dielectrophoresis
Energy level splitting due to strong light-matter coupling
Rabi splitting is the separation of a single resonance into two distinct energy or frequency modes when a light field strongly couples to a matter excitation
Rabi_splitting
Study of understanding of audio by machine
note sequences. Source separation: methods of grouping of simultaneous sounds, such as multiple pitch detection and time-frequency clustering methods. Auditory
Computer_audition
Polarization in dielectric spectroscopy
dielectric spectroscopy, large frequency dependent contributions to the dielectric response, especially at low frequencies, may come from build-ups of charge
Maxwell–Wagner–Sillars polarization
Maxwell–Wagner–Sillars_polarization
Neural phenomenon
The frequency following response (FFR), also referred to as frequency following potential (FFP) is an evoked potential generated by periodic or nearly-periodic
Frequency_following_response
Type of degradation in signal transmission
Carrier frequency offset (CFO) is one of many non-ideal conditions that may affect in baseband receiver design. In designing a baseband receiver, we should
Carrier_frequency_offset
Separation anxiety in dogs describes a condition in which a dog exhibits distress and behavior problems when separated from its handler. Separation anxiety
Separation_anxiety_in_dogs
Early Chinese religious history
tombs without grave goods. Taixi, however, was yet to feature clear separations between ritual and residential space. Shang religion underwent changes
Religion_of_the_Shang_dynasty
Surround sound processing technology developed by Dolby Labs
to 7 kHz frequency bandwidth, as dialog from the center channel could leak into the surround channel—there was as little as 3 dB of separation between
Dolby_Pro_Logic
Appointments made by King Charles III
Agency. For services to Law Enforcement. Dr. Elaine Arnold. Founder, Separation and Reunion Forum. For services to Children of African Descent and to
2023_Birthday_Honours
Type of parental custody arrangement
marriages Divorce Grounds for divorce No-fault divorce Adultery Legal separation Property, finance & maintenance Prenuptial agreement Matrimonial regime
Shared_residency_in_England
Weather phenomenon involving electrostatic discharge
stage of a thunderstorm. Huge quantities of extremely low frequency (ELF) and very low frequency (VLF) radio waves are also generated. Contrary to popular
Lightning
Physical or logical connection used for transmission of information
transmission medium via either physical separation, such as by multipair cable or separation, such as by frequency-division or time-division multiplexing
Communication_channel
Statistical tool used in distinguishing among a mixture of moving signals
independent component analysis. The separation of the combined effects of unidentified sources (blind signal separation) has applications in climatology
Hilbert_spectrum
Natural or synthetic fibers with diameters in the nanometer range
electrospinning, self-assembly, template synthesis, and thermal-induced phase separation. Electrospinning is the most commonly used method to generate nanofibers
Nanofiber
Electronic component
power supplies. In resonant circuits they tune radios to particular frequencies. In electric power transmission systems, they stabilize voltage and power
Capacitor
Joining of several channels of similar information to allow more efficient encoding
present for lower frequencies. That leaves inter-aural amplitude differences as the dominant location indicator for higher frequencies (the cutoff being
Joint_encoding
2025 mid-air collision over Washington, D.C.
twice that they had visual contact with the airliner and would maintain separation from it, although it is unknown whether they were monitoring the correct
2025 Potomac River mid-air collision
2025_Potomac_River_mid-air_collision
fibreboard — Determination of grammage of the component papers after separation ISO 3040:2016 Geometrical product specifications (GPS) – Dimensioning
List of ISO standards 3000–4999
List_of_ISO_standards_3000–4999
causing poor separation. Higher frequency of vibration improves component stratification along the screen and leads to better separation efficiency. Circle
Circle-throw vibrating machine
Circle-throw_vibrating_machine
Prism that splits light into two beams
coating (F1) that reflects blue light (high-frequency), but transmits longer wavelengths (lower frequencies). The blue beam undergoes total internal reflection
Dichroic_prism
Satellite communication
because it provides a compromise between the characteristics of different frequency bands which is particularly suited to the needs of military users. The
X Band Satellite Communication
X_Band_Satellite_Communication
Graph of the frequency response of a control system
frequency response of a system. It is usually a combination of a Bode magnitude plot, expressing the magnitude (usually in decibels) of the frequency
Bode_plot
have elevated CEC levels found within the blood. Using immunomagnetic separation or flow cytometry, CEC levels can be quantified. Although levels vary
Circulating_endothelial_cell
History of the natural environment and human interaction in China
mountains and pacifying indigenes [zh]" measures, breaking the previous separation between Han and indigenous peoples and allowing farmers to develop tea
Environmental history of China
Environmental_history_of_China
Pressure vessel used to separate gaseous and liquid hydrocarbons
essential components and features: A vessel that includes (a) primary separation device and/or section, (b) secondary "gravity" settling (separating) section
Separator_(oil_production)
Type of sensor
using an attached optoelectronic device. Such a system allows acoustic frequency strain signals to be detected over large distances and in harsh environments
Distributed_acoustic_sensing
FREQUENCY SEPARATION
FREQUENCY SEPARATION
Surname or Lastname
English (most frequent in northern Ireland)
English (most frequent in northern Ireland) : from Middle English fe(i)th ‘belief (especially Christian belief)’, ‘faithfulness’, ‘loyalty’. This may have been a nickname for a trustworthy person, but was more probably bestowed on one who used ‘Faith!’ frequently as a mild oath or exclamation.
Surname or Lastname
English
English : variant of Postlethwait. This is the more frequent spelling in the British Isles.
Girl/Female
Latin American English
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Surname or Lastname
English (Dorset)
English (Dorset) : unexplained. This name is frequent in Nova Scotia.
Boy/Male
English American
A name beginning with D, also frequently used as an independent name.
Surname or Lastname
English (frequent in eastern England)
English (frequent in eastern England) : ethnic name from Norman French aleman ‘German’ or alemayne ‘Germany’ (Late Latin Alemannus and Alemannia, from a Germanic tribal name that probably originally meant ‘all the men’). In some cases the surname may be from the region of Normandy known as Allemagne (south of Caen), probably named as a Germanic-speaking enclave in a Celtic area in Roman times. In North America, the form Allman has probably absorbed some cases of cognates from other languages, in particular Spanish Aleman and French Alleman.German (Allmann) : variant of Allemann (see Alleman) or in some cases probably an Americanized form of the same name.
Surname or Lastname
English (Devon)
English (Devon) : unexplained. This is a frequent name in OH.
Girl/Female
Latin
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Boy/Male
English American
Tile layer, or a. An English surname frequently used as a given name.
Surname or Lastname
Swedish (also frequent in Finland)
Swedish (also frequent in Finland) : ornamental name from an unexplained first element + the suffix -lin or -in, common suffixes of surnames.French (Hélin) : from a pet form of Hélie (see Helie 1).French (Hélin) : from the Germanic personal name Heilin, a short form of any of various compound names with the first element heil (see Heilmann 2).English : variant of Hillian.
Surname or Lastname
English
English : variant spelling of Byerly. In England this is the more frequent spelling.
Boy/Male
English American
Tile layer, or a. An English surname frequently used as a given name.
Girl/Female
Latin
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Girl/Female
Arabic, Muslim
Prolific; Frequently Producing
Surname or Lastname
English (also frequent in Wales)
English (also frequent in Wales) : patronymic from the personal name Watkin.
Boy/Male
English American Shakespearean
Derived from the English place name, meaning Bede's ford. Most frequently used as a surname.
Girl/Female
Arabic, Muslim
One who Remembers God Frequently
Girl/Female
Latin English
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Girl/Female
Muslim
One who remembers God frequently
Surname or Lastname
English
English : unexplained. Perhaps a variant of Newborn. This name occurs frequently in NC.
FREQUENCY SEPARATION
FREQUENCY SEPARATION
Girl/Female
Hindu
Goddess of wealth or Goddess Laxmi or fortunate or
Girl/Female
Muslim
Brilliance
Boy/Male
Indian, Punjabi, Sikh
One who Loves People
Girl/Female
Biblical
A flea, the fruit of a moth.
Boy/Male
Indian, Telugu
Power
Male
Hebrew
Variant spelling of Hebrew Tzevi, TZVI means "deer, gazelle."
Boy/Male
American, Australian, Finnish, French, German, Latin, Portuguese, Spanish
Moorish; Dark-skinned; A Moor; Dark Skinned
Boy/Male
Biblical
Separation, amazing.
Male
English
Anglicized form of Greek Bariesou, BAR-JESUS means "son of Jesus." In the New Testament bible, this is the name of a false prophet.
Boy/Male
Tamil
Paramvardaan | பரமà¯à®µà®¾à®°à¯à®¤à®¾à®¨
Parmeshwar ka Vardaan
FREQUENCY SEPARATION
FREQUENCY SEPARATION
FREQUENCY SEPARATION
FREQUENCY SEPARATION
FREQUENCY SEPARATION
n.
Commonness; frequency.
adv.
Frequently; often.
n.
Frequency; abundance.
a.
Frequent; numerous.
n.
The condition of returning frequently; occurrence often repeated; common occurence; as, the frequency of crimes; the frequency of miracles.
n.
Infrequency.
n.
Often to be met with; happening at short intervals; often repeated or occurring; as, frequent visits.
adv.
At frequent or short intervals; many times; often; repeatedly; commonly.
n.
A crowd; a throng; a concourse.
n.
The state of rarely occuring; uncommonness; rareness; as, the infrquence of his visits.
n.
A crowd; a throng.
v. t.
To quote constantly or with great frequency.
adv.
Frequently; often.
adv.
Frequently; often.
n.
Frequency.
pl.
of Frequency
v. t.
To frequent; to resort to frequently; to visit pertinaciously or intrusively; to intrude upon.
n.
Frequency.
a.
Too frequent.
n.
The state of not being frequented; solitude; isolation; retirement; seclusion.