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36 relations: Active noise control, Alcatel-Lucent, Asymmetric digital subscriber line, Attenuation, Bandwidth (signal processing), Carrier wave, Channel bonding, Crosstalk, Data-rate units, DBm, Digital subscriber line, Downstream (networking), FS-VDSL, G.992.5, Hertz, High-bit-rate digital subscriber line, High-definition television, HowStuffWorks, International Telecommunication Union, Internet access, ITU-T, List of interface bit rates, List of VDSL and VDSL2 deployments, Local loop, Local-loop unbundling, Noise-cancelling headphones, Orthogonal frequency-division multiplexing, Plain old telephone service, Quadrature amplitude modulation, Stanford University, Telcordia Technologies, Throughput, Triple play (telecommunications), Twisted pair, Upstream (networking), Voice over IP.
Active noise control
Active noise control (ANC), also known as noise cancellation, or active noise reduction (ANR), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first.
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Alcatel-Lucent
Alcatel-Lucent S.A. was a French global telecommunications equipment company, headquartered in Boulogne-Billancourt, France.
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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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Attenuation
In physics, attenuation or, in some contexts, extinction is the gradual loss of flux intensity through a medium.
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Bandwidth (signal processing)
Bandwidth is the difference between the upper and lower frequencies in a continuous band of frequencies.
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Carrier wave
In telecommunications, a carrier wave, carrier signal, or just carrier, is a waveform (usually sinusoidal) that is modulated (modified) with an input signal for the purpose of conveying information.
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Channel bonding
Channel bonding is an arrangement of communications links in which two or more links are combined for redundancy or increased throughput.
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Crosstalk
In electronics, crosstalk is any phenomenon by which a signal transmitted on one circuit or channel of a transmission system creates an undesired effect in another circuit or channel.
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Data-rate units
In telecommunications, data-transfer rate is the average number of bits (bitrate), characters or symbols (baudrate), or data blocks per unit time passing through a communication link in a data-transmission system.
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DBm
dBm (sometimes dBmW or decibel-milliwatts) is unit of level used to indicate that a power ratio is expressed in decibels (dB) with reference to one milliwatt (mW).
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Digital subscriber line
Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to transmit digital data over telephone lines.
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Downstream (networking)
In a telecommunications network or computer network, downstream refers to data sent from a network service provider to a customer.
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FS-VDSL
The Full Service-VDSL Committee (FS-VDSL) was founded in July 2000 with the aim of rapidly specifying a low cost, high capability end-to-end multi-service network based on VDSL Frequency Band Plan 998 which can be quickly and economically deployed to enable customers, focusing principally on consumer market, to benefit from competition.
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G.992.5
ITU G.992.5 (also referred to as ADSL2+, G.dmt.bis+, and G.adslplus) is an International Telecommunication Union standard for asymmetric digital subscriber line (ADSL) broadband Internet access.
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Hertz
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
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High-bit-rate digital subscriber line
High-bit-rate digital subscriber line (HDSL) is a telecommunications protocol standardized in 1994.
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High-definition television
High-definition television (HDTV) is a television system providing an image resolution that is of substantially higher resolution than that of standard-definition television, either analog or digital.
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HowStuffWorks
HowStuffWorks is an American commercial educational website founded by Marshall Brain to provide its target audience an insight into the way many things work.
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International Telecommunication Union
The International Telecommunication Union (ITU; Union Internationale des Télécommunications (UIT)), originally the International Telegraph Union (Union Télégraphique Internationale), is a specialized agency of the United Nations (UN) that is responsible for issues that concern information and communication technologies.
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Internet access
Internet access is the ability of individuals and organizations to connect to the Internet using computer terminals, computers, and other devices; and to access services such as email and the World Wide Web.
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ITU-T
The ITU Telecommunication Standardization Sector (ITU-T) is one of the three sectors (divisions or units) of the International Telecommunication Union (ITU); it coordinates standards for telecommunications.
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List of interface bit rates
This is a list of interface bit rates, is a measure of information transfer rates, or digital bandwidth capacity, at which digital interfaces in a computer or network can communicate over various kinds of buses and channels.
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List of VDSL and VDSL2 deployments
This is a list of very-high-bit-rate digital subscriber line (VDSL) and very-high-bit-rate digital subscriber line 2 (VDSL2) deployments.
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Local loop
In telephony, the local loop (also referred to as a local tail, subscriber line, or in the aggregate as the last mile) is the physical link or circuit that connects from the demarcation point of the customer premises to the edge of the common carrier or telecommunications service provider's network.
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Local-loop unbundling
Local loop unbundling (LLU or LLUB) is the regulatory process of allowing multiple telecommunications operators to use connections from the telephone exchange to the customer's premises.
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Noise-cancelling headphones
Noise-cancelling headphones are headphones that reduce unwanted ambient sounds using active noise control.
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Orthogonal frequency-division multiplexing
In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a method of encoding digital data on multiple carrier frequencies.
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Plain old telephone service
Plain old telephone service or plain ordinary telephone service (POTS) is a retronym for voice-grade telephone service employing analog signal transmission over copper loops.
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Quadrature amplitude modulation
Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern telecommunications to transmit information.
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Stanford University
Stanford University (officially Leland Stanford Junior University, colloquially the Farm) is a private research university in Stanford, California.
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Telcordia Technologies
Telcordia Technologies, Inc., doing business as iconectiv, is an American subsidiary of the Swedish telecommunications company Ericsson.
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Throughput
In general terms, throughput is the maximum rate of production or the maximum rate at which something can be processed.
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Triple play (telecommunications)
In telecommunications, triple play service is a marketing term for the provisioning, over a single broadband connection, of: two bandwidth-intensive services, broadband Internet access and television, and the latency-sensitive telephone.
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Twisted pair
Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility.
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Upstream (networking)
In computer networking, upstream refers to the direction in which data can be transferred from the client to the server (uploading).
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Voice over IP
Voice over Internet Protocol (also voice over IP, VoIP or IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.
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Redirects here:
G.993.1, G.993.2, G.993.5, G.vector, ITU G.993.1, ITU G.993.2, VDSL2, VHDSL, Vdsl, Vdsl 2, Vdsl2, Vectoring, Very High Bitrate Digital Subscriber Line, Very High Speed Digital Subscriber Line, Very High Speed Digital Subscriber Line 2, Very high bit rate digital subscriber line, Very high bitrate digital subscriber line, Very high data rate Digital Subscriber Line, Very high speed digital subscriber line 2, Very-high-bit-rate Digital Subscriber Line, Very-high-bit-rate Digital Subscriber Line 2, Very-high-bit-rate digital subscriber line, Very-high-bit-rate digital subscriber line 2, Very-high-bitrate digital subscriber line, Vplus.
References
[1] https://en.wikipedia.org/wiki/VDSL
