60 relations: Adaptive equalizer, Apple Inc., Autonegotiation, Backbone network, Baud, Bit, Category 5 cable, Category 6 cable, Coding gain, Computer network, Copper, D-subminiature, Data link layer, DBm, Decibel, Duplex (telecommunications), Echo suppression and cancellation, Ethernet, Ethernet crossover cable, Ethernet frame, Ethernet hub, Ethernet in the first mile, Ethernet over twisted pair, Fast Ethernet, Gigabit interface converter, IEEE 802.3, Infrared, Institute of Electrical and Electronics Engineers, Light, Linear-feedback shift register, List of interface bit rates, Mark Norris (technology writer), Medium-dependent interface, Modal bandwidth, Modular connector, Multi-mode optical fiber, Nanometre, Network switch, Non-return-to-zero, Optical fiber, OSI model, PARC (company), Physical Coding Sublayer, Physical layer, Plastic optical fiber, Power Mac G4, PowerBook G4, Pulse-amplitude modulation, Shielded cable, Single-mode optical fiber, ..., Small form-factor pluggable transceiver, Telecommunications Industry Association, Telephone hybrid, Trellis modulation, Twisted pair, Wavelength, 10 Gigabit Ethernet, 2.5GBASE-T and 5GBASE-T, 64b/66b encoding, 8b/10b encoding. Expand index (10 more) » « Shrink index
An adaptive equalizer is an equalizer that automatically adapts to time-varying properties of the communication channel.
Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.
Autonegotiation is a signaling mechanism and procedure used by Ethernet over twisted pair by which two connected devices choose common transmission parameters, such as speed, duplex mode, and flow control.
A backbone is a part of computer network that interconnects various pieces of network, providing a path for the exchange of information between different LANs or subnetworks.
In telecommunication and electronics, baud (symbol: Bd) is a common measure of the speed of communication over a data channel.
The bit (a portmanteau of binary digit) is a basic unit of information used in computing and digital communications.
Category 5 cable, commonly referred to as Cat 5, is a twisted pair cable for computer networks.
Category 6 cable, commonly referred to as Cat 6, is a standardized twisted pair cable for Ethernet and other network physical layers that is backward compatible with the Category 5/5e and Category 3 cable standards.
In coding theory and related engineering problems, coding gain is the measure in the difference between the signal-to-noise ratio (SNR) levels between the uncoded system and coded system required to reach the same bit error rate (BER) levels when used with the error correcting code (ECC).
A computer network, or data network, is a digital telecommunications network which allows nodes to share resources.
Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.
The D-subminiature or D-sub is a common type of electrical connector.
The data link layer, or layer 2, is the second layer of the seven-layer OSI model of computer networking.
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).
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.
A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions.
Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present.
Ethernet is a family of computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN).
An Ethernet crossover cable is a crossover cable for Ethernet used to connect computing devices together directly.
A data unit on an Ethernet link transports an Ethernet frame as its payload.
An Ethernet hub, active hub, network hub, repeater hub, multiport repeater, or simply hub is a network hardware device for connecting multiple Ethernet devices together and making them act as a single network segment.
Ethernet in the first mile (EFM) refers to using one of the Ethernet family of computer network protocols between a telecommunications company and a customer's premises.
Ethernet over twisted pair technologies use twisted-pair cables for the physical layer of an Ethernet computer network.
In computer networking, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s (the earlier Ethernet speed was 10 Mbit/s).
A gigabit interface converter (GBIC) is a standard for transceivers, commonly used with Gigabit Ethernet and fibre channel in the 2000s.
IEEE 802.3 is a working group and a collection of Institute of Electrical and Electronics Engineers (IEEE) standards produced by the working group defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.
Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.
The Institute of Electrical and Electronics Engineers (IEEE) is a professional association with its corporate office in New York City and its operations center in Piscataway, New Jersey.
Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.
In computing, a linear-feedback shift register (LFSR) is a shift register whose input bit is a linear function of its previous state.
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.
Mark Norris is a British consultant in the field of software engineering and telecommunications,Norris, Mark; West, Steve, eBusiness essentials: technology and network requirements for mobile and online markets, 2nd Edition, John Wiley & Sons Ltd, Chichester, 2001.
A medium dependent interface (MDI) describes the interface (both physical and electrical/optical) in a computer network from a physical layer implementation to the physical medium used to carry the transmission.
Modal Bandwidth, in the discipline of telecommunications, refers to the maximum signaling rate for a given distance or – the other way around – the maximum distance for a given signaling rate.
A modular connector is an electrical connector that was originally designed for use in telephone wiring, but has since been used for many other purposes.
Multi-mode optical fiber is a type of optical fiber mostly used for communication over short distances, such as within a building or on a campus.
The nanometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (m).
A network switch (also called switching hub, bridging hub, officially MAC bridge) is a computer networking device that connects devices together on a computer network by using packet switching to receive, process, and forward data to the destination device.
In telecommunication, a non-return-to-zero (NRZ) line code is a binary code in which ones are represented by one significant condition, usually a positive voltage, while zeros are represented by some other significant condition, usually a negative voltage, with no other neutral or rest condition.
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.
The Open Systems Interconnection model (OSI model) is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system without regard to its underlying internal structure and technology.
PARC (Palo Alto Research Center; formerly Xerox PARC) is a research and development company in Palo Alto, California, with a distinguished reputation for its contributions to information technology and hardware systems.
The Physical Coding Sublayer (PCS) is a networking protocol sublayer in the Fast Ethernet, Gigabit Ethernet, and 10 Gigabit Ethernet standards.
In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer.
Plastic optical fiber (POF) (or Polymer optical fibre) is an optical fiber that is made out of polymer.
The Power Mac G4 is a series of personal computers designed, manufactured, and sold by Apple Computer, Inc. from 1999 to 2004 as part of the Power Macintosh line.
The PowerBook G4 is a series of notebook computers manufactured, marketed, and sold by Apple Computer, Inc. between 2001 and 2006 as part of its PowerBook line of notebooks.
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.
A shielded cable is an electrical cable of one or more insulated conductors enclosed by a common conductive layer.
In fiber-optic communication, a single-mode optical fiber (SMF) is an optical fiber designed to carry light only directly down the fiber - the transverse mode.
The small form-factor pluggable (SFP) is a compact, hot-pluggable optical module transceiver used for both telecommunication and data communications applications.
The Telecommunications Industry Association (TIA) is accredited by the American National Standards Institute (ANSI) to develop voluntary, consensus-based industry standards for a wide variety of Information and Communication Technologies (ICT) products, and currently represents nearly 400 companies.
A telephone hybrid is the component at the ends of a subscriber line of the public switched telephone network (PSTN) that converts between two-wire and four-wire forms of bidirectional audio paths.
In telecommunication, trellis modulation (also known as trellis coded modulation, or simply TCM) is a modulation scheme that transmits information with high efficiency over band-limited channels such as telephone lines.
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.
In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.
10 Gigabit Ethernet (10GE, 10GbE, or 10 GigE) is a group of computer networking technologies for transmitting Ethernet frames at a rate of 10 gigabits per second.
IEEE 802.3bz, NBASE-T and MGBASE-T refer to efforts to produce a standard for Ethernet over twisted pair copper wire at speeds of 2.5 Gbit/s and 5 Gbit/s.
In data networking and transmission, 64b/66b is a line code that transforms 64-bit data to 66-bit line code to provide enough state changes to allow reasonable clock recovery and alignment of the data stream at the receiver.
In telecommunications, 8b/10b is a line code that maps 8-bit words to 10-bit symbols to achieve DC-balance and bounded disparity, and yet provide enough state changes to allow reasonable clock recovery.
1 GigE, 1 gigabit Ethernet, 1000 BASE-T, 1000 Base-T, 1000BASE-BX10, 1000BASE-CX, 1000BASE-LX, 1000BASE-LX10, 1000BASE-SX, 1000BASE-T, 1000BASE-T1, 1000BASE-TX, 1000BASE-X, 1000BASE-ZX, 1000BASE‑T, 1000Base-CX, 1000Base-LX, 1000Base-SX, 1000Base-T, 1000Base-TX, 1000BaseCX, 1000BaseLX, 1000BaseSX, 1000BaseTX, 1000base-CX, 1000baseCX, 1000baseSX, 1000baseT, 1000bt, 1GbE, 1GigE, 802.3ab, 802.3z, GbE, Gig E, Gig-e, GigE, GigaNet, Gigabit ethernet, Gigabit lan, GigabitEthernet, IEEE 802.3ab.