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telecommunications, cyclic prefix is the prefixing of a symbol with a repetition of the end. The receiver is typically configured to discard the cyclic prefix samples
Cyclic_prefix
3GPP interface
SC-FDMA transmission modes a cyclic prefix is appended to the transmitted symbols. Two different lengths of the cyclic prefix are available to support different
E-UTRA
Wireless communications protocol
positioning applications. NearLink employs the Cyclic Prefix-Orthogonal Frequency Division Multiplexing (Cyclic Prefix-OFDM) waveform to address latency issues
NearLink
Square matrix of cyclically shifted rows
stochastic processes. In orthogonal frequency-division multiplexing, the cyclic prefix prepended to each transmitted block makes the effective channel matrix
Circulant_matrix
Timing correction in the GSM/LTE/5G NR cellular standards
slots, while in LTE and 5G NR the same function is provided by the cyclic prefix. The initial correction value is estimated by the base station from
Timing_advance
Method of encoding digital data on multiple carrier frequencies
which suffers from poor power efficiency Loss of efficiency caused by cyclic prefix/guard interval In OFDM, the subcarrier frequencies are chosen so that
Orthogonal frequency-division multiplexing
Orthogonal_frequency-division_multiplexing
Radio access technology for 5G networks
to 5G. 5G NR supports seven subcarrier spacings: The length of the cyclic prefix is inversely proportional to the subcarrier spacing. It is 4.7 μs with
5G_NR
Radio standard by ETSI
compared to DECT and DECT Evolution: Better multipath operation (OFDM Cyclic Prefix) Better radio sensitivity (OFDM and Turbocodes) Better resistance to
DECT-2020
Frequency-division multiple access scheme
but introduces the cyclic prefix to transform the linear channel convolution into a circular one. After removing the cyclic prefix at the receiver, a
Single-carrier_FDMA
Term in wireless communications
avoided by introducing a guard interval between the symbols called a cyclic prefix. CDMA uses the rake receiver to deal with each echo separately. Frequency-selective
Fading
Error-detecting code for detecting data changes
A cyclic redundancy check (CRC) is an error-detecting code commonly used in digital networks and storage devices to detect accidental changes to digital
Cyclic_redundancy_check
Digital terrestrial television standard
its own end (cyclic prefix). The width of such guard interval can be 1/32, 1/16, 1/8, or 1/4 that of the original block length. Cyclic prefix is required
DVB-T
Concept in wireless communication engineering
communication, numerology is the specification of "waveforms" in terms of cyclic prefix, subcarrier spacing, and other parameters. The waveform selection is
Numerology_(wireless)
System for naming organic chemical compounds
substituents cited by prefixes. Has the lowest-numbered locants for substituents in order of citation (for example: in a cyclic ring with only bromine
IUPAC nomenclature of organic chemistry
IUPAC_nomenclature_of_organic_chemistry
Radio signal interference mitigation
when the device is running at its highest data rate. Interpacket gap Cyclic prefix Intersymbol interference Perahia and Stacey, Next Generation Wireless
Guard_interval
American computer scientist (born 1958)
reliability, and proposal of zero-padding as an alternative to the cyclic prefix for multi-carrier communication systems, which had impact in the multi-band
Georgios_B._Giannakis
Wi-Fi used for network connectivity
and 5 MHz OFDM modes to the 802.11a standard, and extend the time of cyclic prefix protection from 0.8 μs to 3.2 μs, quadrupling the multipath distortion
Long-range_Wi-Fi
2D modulation technique
Ezio (January 2019). "Practical Pulse-Shaping Waveforms for Reduced-Cyclic-Prefix OTFS". IEEE Transactions on Vehicular Technology. 68 (1): 957–961. Bibcode:2019ITVT
Orthogonal Time Frequency Space
Orthogonal_Time_Frequency_Space
Concept in radio communication
(power lines, phone lines, and coaxial cables). G.hn uses OFDM with a cyclic prefix to avoid ISI. Because multipath propagation behaves differently in each
Multipath_propagation
Type of organic molecule with a linear structure
or acyclic compound (Greek prefix α 'without' and κύκλος 'cycle') is a compound with a linear structure, rather than a cyclic one. An open-chain compound
Open-chain_compound
over a wide frequency band can be used. A guard interval, such as a cyclic prefix (CP), is added to the baseband CI-OFDM signal before the signal is processed
Carrier_interferometry
Shape with six sides
\mathrm {t} \{3\}} . A regular hexagon is bicentric, meaning that it is both cyclic (has a circumscribed circle) and tangential (has an inscribed circle). The
Hexagon
Second revision of the DVB-T standard
reduction, also called crest factor reduction Guard interval insertion: a cyclic prefix is inserted before the IDFT symbol, to recover from transmit channel
DVB-T2
ETSI standard for cordless telephony
published in July 2020; it defines a new physical interface based on cyclic prefix orthogonal frequency-division multiplexing (CP-OFDM) capable of up to
DECT
Alternative mathematical ordering
In mathematics, a cyclic order is a way to arrange a set of objects in a circle.[nb] Unlike most structures in order theory, a cyclic order is not modeled
Cyclic_order
Air interface for 4G and 5G broadband wireless communications
numerous low-rate data streams, OFDM enables longer duration symbols. A cyclic prefix (CP) may be inserted to create a (time) guard interval that prevents
MIMO-OFDM
Chemical group (–C3H7) derived from propane
with a prefix n- (i.e., n-propyl), as the absence of the prefix n- does not indicate which attachment point is chosen, i.e. absence of prefix does not
Propyl_group
Base-16 numeric representation
programming, various notations are used. In C and many related languages, the prefix 0x is used. For example, 0x1EB. Typically, a hex representation convention
Hexadecimal
Media transmission technology developed by Qualcomm
Parameter Value Total OFDM symbol interval (TS) 833.33 μs Bearer Data traffic (TU) 738.02 μs Window interval (TWGI) 3.06 μs Cyclic Prefix (TFGI) 92.25 μs
MediaFLO
sufficiently tightly synchronized for each to arrive at the UE within the OFDM Cyclic Prefix (CP) so as to avoid Inter-Symbol Interference (ISI). In effect, this
Multicast-broadcast single-frequency network
Multicast-broadcast_single-frequency_network
Cyclic carboxylic ester
Lactones are cyclic carboxylic esters. They are derived from the corresponding hydroxycarboxylic acids by esterification. They can be saturated or unsaturated
Lactone
Cyclic amide
A lactam is a cyclic amide, formally derived from an amino carboxylic acid through cyclization reactions. The term is a portmanteau of the words lactone
Lactam
Prefix used in chemistry
The "nor-" prefix also includes the elimination of a methylene bridge in a cyclic parent compound, followed by ring contraction. (The prefix "homo-" which
Nor-
Simple sugars such as glucose and fructose
midplane. Thus each open-chain monosaccharide yields two cyclic isomers (anomers), denoted by the prefixes α- and β-. The molecule can change between these two
Monosaccharide
Systematic naming prefix in chemistry
organic chemistry, meta indicates the positions of substituents in aromatic cyclic compounds. The substituents have the 1,3-positions, for example in resorcinol
Meta_(chemistry)
Topics referred to by the same term
pellucida (or egg coat), a glycoprotein layer around an oocyte Z/pZ, the cyclic group of integers modulo p Zila Parishad (lit. 'district council'): District
ZP
Saturated alicyclic hydrocarbon
single ring in their molecular structure are typically named by adding the prefix "cyclo" to the name of the corresponding linear alkane with the same number
Cycloalkane
Ordering of binary values, used for positioning and error correction
Other names include "cyclic binary code", "cyclic progression code", "cyclic permuting binary" or "cyclic permuted binary" (CPB). The Gray code is sometimes
Gray_code
Acyclic saturated hydronitrogens
bonds are single bonds. They are therefore pnictogen hydrides. Because cyclic hydronitrogens are excluded by definition, the azanes comprise a homologous
Azane
Organic compound of the form >C(OH)O–
commonly referred to as a hemiketal. Common examples of hemiacetals include cyclic monosaccharides. Hemiacetals have use as a protecting group and in synthesizing
Hemiacetal
Organic compounds of the form >C=O
ketone, CH3C(O)CH=CH2, a α,β-unsaturated carbonyl compound. Many ketones are cyclic. The simplest class have the formula (CH2)nCO, where n varies from 2 for
Ketone
Class of organic compounds
readily, they can be opened. Cyclic anhydrides with smaller rings are only of academic interest, e.g., malonic anhydride. Cyclic anhydrides that would give
Organic_acid_anhydride
Chemical compounds and groups containing nitrogen with a lone pair (:N)
substituents attached to the nitrogen: Cyclic amines—Cyclic amines are either secondary or tertiary amines. Examples of cyclic amines include the 3-membered ring
Amine
Ten raised to an integer power
scale name can be determined based on its Latin name-prefix using the following formula: 10[(prefix-number + 1) × 3] Examples: billion = 10[(2 + 1) × 3]
Power_of_10
Shape with nine sides
enneagon (/ˈɛniəɡɒn/) is a nine-sided polygon or 9-gon. The name nonagon is a prefix hybrid formation, from Latin (nonus, "ninth" + gonon), used equivalently
Nonagon
Naming system for building blocks of carbohydrate
in the laboratory and not found in nature. For monosaccharides in their cyclic form, an infix is placed before the '-ose', '-ulose', or 'n-ulose' suffix
Monosaccharide_nomenclature
Form of mathematical proof
early implicit proofs by mathematical induction appear in Bhaskara's "cyclic method". Another similar case (contrary to what Vacca has written, as Freudenthal
Mathematical_induction
In mathematics, especially order theory, a prefix ordered set generalizes the intuitive concept of a tree by introducing the possibility of continuous
Prefix_order
Subset of incomparable elements
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Antichain
Mathematical version of an order change
from the previous one by a cyclic left-shift of some prefix by one position; Single-track ordering: each column is a cyclic shift of the other columns;
Permutation
Generalized alphabetical order
empty word ( ε {\displaystyle \varepsilon } ) is a prefix of every word, and every word is a prefix of itself (with w = ε {\displaystyle =\varepsilon }
Lexicographic_order
Well-quasi-ordering of finite trees
Partially ordered set Chain-complete Eulerian Graded Locally finite Strict Prefix order Preorder Total Reflexive Semilattice Semiorder Symmetric Tolerance
Kruskal's_tree_theorem
5-Carbon simple sugar
monosaccharides, pentoses exist in two forms, open-chain (linear) or closed-chain (cyclic), that easily convert into each other in water solutions. The linear form
Pentose
Hindu concept
that begin with each cyclic kalpa (aeon) when the universe is born anew. The title of the text Manusmriti uses this term as a prefix, but refers to the
Manu_(Hinduism)
Group of atoms giving a molecule characteristic properties
lighter analogue on the periodic table. Substitutive nomenclature (marked as prefix in table) is preferred over functional class nomenclature (marked as suffix
Functional_group
Naturally produced monosaccharide
glucose molecule can exist in an open-chain (acyclic) as well as ring (cyclic) form. Glucose is naturally occurring and is found in its free state in
Glucose
fundamental symmetry classes which have triangular fundamental domains: dihedral, cyclic, tetrahedral, octahedral, and icosahedral symmetry. This article lists the
List of spherical symmetry groups
List_of_spherical_symmetry_groups
some basic communication primitives such as Broadcast, All-Reduce, and Prefix sum. The processing elements are numbered 0 {\displaystyle 0} through 2
Hypercube (communication pattern)
Hypercube_(communication_pattern)
This is a list of hash functions, including cyclic redundancy checks, checksum functions, and cryptographic hash functions. Adler-32 is often mistaken
List_of_hash_functions
7400-series integrated circuits were introduced by Texas Instruments with the prefix "SN" to create the name SN74xx. Due to the popularity of these parts, other
List of 7400-series integrated circuits
List_of_7400-series_integrated_circuits
Data serialization format
circular references, in which case the structure is not a tree at all, but a cyclic graph, and cannot be represented in classical S-expression notation unless
S-expression
Plane figure bounded by line segments
edges are of the same length. Regular: both equilateral and equiangular. Cyclic: all corners lie on a single circle, called the circumcircle. Tangential:
Polygon
several different types of ordered set have been studied. They include: Cyclic orders, orderings in which triples of elements are either clockwise or counterclockwise
List of order structures in mathematics
List_of_order_structures_in_mathematics
Chemistry prefix
(amide) -ester (ester) Infixes Cycloinfix: The prefix "cyclo-" is used to indicate that the carbon chain is cyclic (ring-shaped). Other infixes: There are a
Alk-
Method of shuffling a deck of cards
are 2 n − 1 {\displaystyle 2^{n-1}} distinct Gilbreath permutations. The cyclic Gilbreath permutations of order n {\displaystyle n} are in one-to-one correspondence
Gilbreath_shuffle
Convex polyhedron with regular faces
cupolas, or rotundas, combined with prisms or antiprisms. The following prefixes are attached to the word to indicate specific combinations of shapes: Bi-
Johnson_solid
Shape with seven sides
elision of septua-), a Latin-derived numerical prefix, rather than hepta-, a Greek-derived numerical prefix (both are cognate), together with the suffix
Heptagon
different ways. 8128, the fourth perfect number. 142857, the smallest base 10 cyclic number. 9814072356, the largest perfect power that contains no repeated
List_of_numbers
Basket-shaped ring molecule able to store other molecules within itself
hydrocarbon cyclo{oligo(1,3-phenylene)methylene}. A calixarene is a macrocycle or cyclic oligomer based on a methylene-linked phenols. With hydrophobic cavities
Calixarene
Type of logical relation
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Total_relation
Node ordering for directed acyclic graphs
of the Hamiltonian path problem for more general directed graphs (i.e., cyclic directed graphs). Topological orderings are also closely related to the
Topological_sorting
Polygon with 1 million edges
million sides (mega-, from the Greek μέγας, meaning "great", being a unit prefix denoting a factor of one million). A regular megagon is represented by the
Megagon
Chemical compound
glutamine analogue DON can be used. GMP can also exist as a cyclic structure known as cyclic GMP. Within certain cells the enzyme guanylyl cyclase makes
Guanosine_monophosphate
Order-preserving mathematical function
coefficient - measure of monotonicity in a set of data Total monotonicity Cyclical monotonicity Operator monotone function Monotone set function Absolutely
Monotonic_function
Class of chemical compounds
of ammonia. Common imides are cyclic, formally derived from dicarboxylic acids and ammonia. The names of these cyclic imides reflect the parent acid;
Imide
Star polygon with 7 sides
drawn with seven straight strokes. The name heptagram combines a numeral prefix, hepta‑, with the Greek suffix ‑gram. The ‑gram suffix derives from γραμμῆ
Heptagram
theorem on monotone functions Hausdorff moment problem Monotonic function Cyclical monotonicity "Absolutely monotonic function". encyclopediaofmath.org. Encyclopedia
Absolutely and completely monotonic functions and sequences
Absolutely_and_completely_monotonic_functions_and_sequences
There are equally many countable order types and real numbers
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Cantor–Bernstein_theorem
On chains and antichains in partial orders
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Dilworth's_theorem
Family of sugar acids
terminal hydroxyl group yields an uronic acid.) Aldaric acids cannot form cyclic hemiacetals like unoxidized sugars, but they can sometimes form lactones
Aldaric_acid
Chemical compound
and the nucleoside adenosine. As a substituent it takes the form of the prefix adenylyl-. AMP plays an important role in many cellular metabolic processes
Adenosine_monophosphate
Construction in order theory
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Product_order
6-carbon simple sugar
forms, identified by prefixes "α" and "β". It has been known since 1926 that hexoses in the crystalline solid state assume the cyclic form. The "α" and "β"
Hexose
Construction in order theory
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Star_product
Natural number
dual positions with the vertices of another tetrahedron. The smallest non-cyclic group has four elements; it is the Klein four-group. An alternating groups
4
Mathematical property of subsets in order theory
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Cofinal_(mathematics)
Set theory concept
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Club_set
Banach space with a compatible structure of a lattice
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Banach_lattice
Mathematical result or axiom on order relations
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Hausdorff_maximal_principle
Indian concept of the cyclical process of death and rebirth
word that means "wandering" as well as "world," wherein the term connotes "cyclic change" or, less formally, "running around in circles." In the context of
Saṃsāra
Operation on binary relations
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Composition_of_relations
Type of cyclic particle accelerator
A synchrotron is a particular type of cyclic particle accelerator, descended from the cyclotron, in which the accelerating particle beam travels around
Synchrotron
Mathematical result on order relations
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Szpilrajn_extension_theorem
Partially ordered topological space
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Partially_ordered_space
Directed graph with no directed cycles
can be represented as paths in a tree, by forming a tree vertex for every prefix of a sequence and making the parent of one of these vertices represent the
Directed_acyclic_graph
Concept in mathematics
words in A∗ is a prefix, or has the prefix property, if it does not contain a proper (string) prefix of any of its elements. Every prefix in A+ is a code
Free_monoid
Molecule composed of copies of a small unit
in melam, a dimer of melamine); a closed ring (as in 1,3,5-trioxane, a cyclic trimer of formaldehyde); or a more complex structure (as in tellurium tetrabromide
Oligomer
All Latin and Greek roots beginning with G
following is an alphabetical list of Greek and Latin roots, stems, and prefixes commonly used in the English language from A to G. See also the lists from
List of Greek and Latin roots in English/A–G
List_of_Greek_and_Latin_roots_in_English/A–G
Mathematical concept regarding posets in (partial) order theory
theory Topics Glossary Category Key concepts Binary relation Boolean algebra Cyclic order Lattice Partially ordered set Preorder Total order Weak ordering Results
Linked_set
type system with overloading, user defined types and pattern matching, and prefix and infix operators. It led to the development of pH, a parallel dialect
Id_(programming_language)
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