Browse Definitions :

Data transmission

Terms related to data transmission, including definitions about communication channels and words and phrases about point-to-point and point-to-multipoint data transfers.

PRO - VME

  • probe - In telecommunications generally, a probe is an action taken or an object used for the purpose of learning something about the state of the network.
  • processing in memory (PIM) - Processing in memory (PIM, sometimes called processor in memory) is the integration of a processor with RAM (usually DRAM or SRAM) on a single chip.
  • progressive download - A progressive download is a process that allows the user to access content before the data transfer is complete.
  • propagation delay - Propagation delay, symbolized tpd, is the time required for a digital signal to travel from the input(s) of a logic gate to the output.
  • public land mobile network (PLMN) - (pu A public land mobile network (PLMN) is any wireless communications system intended for use by terrestrial subscribers in vehicles or on foot.
  • pulse code modulation (PCM) - Pulse code modulation (PCM) is a digitalscheme for transmitting analogdata.
  • pumpKIN - PumpKIN is a free, open source application that is used for exchange of data using the Trivial File Transfer Protocol (TFTP).
  • Q signaling (QSIG) - Q signaling (abbreviated QSIG), a protocol for Integrated Services Digital Network (ISDN) communications based on the Q.
  • Q.931 - Q.931 (also called Q93 is a signaling protocol for Integrated Services Digital Network (ISDN) communications that is used in voice over IP (VoIP).
  • QAM (quadrature amplitude modulation) - QAM (quadrature amplitude modulation) is a method of combining two amplitude-modulated (AM) signals into a single channel, thereby doubling the effective bandwidth.
  • Qik - Qik is an online video streaming service that allows anyone with a strong wireless Internet connection and a video camera-equipped smartphone to broadcast live events.
  • Quad FastEthernet (QFE) - Quad FastEthernet (QFE) is a network interface card (NIC) manufactured by Sun Microsystems that is designed to enhance the bandwidth of a Peripheral Component Interconnect (PCI)-based server using Sun Microsystem's Solaris 8 or later operating environment.
  • quadbit (nibble) - A quadbit, sometimes called a nibble, is one of 16 possible four-bit combinations used in some communication signals.
  • radio silence - Radio silence is a mandatory or voluntary cessation of transmission for the duration of some sensitive time period.
  • RCA connector - An RCA connector is a plug and a jack designed for use with coaxial cable for frequencies ranging from the very lowest up to several megahertz.
  • Real-Time Transport Control Protocol (RTCP) - Real-Time Transport Control Protocol (RTCP) is a protocol that works with Real-Time Protocol (RTP) to monitor data delivery on large multicast networks, mainly for streaming media, telephony and video conferencing.
  • regional Bell operating company (RBOC) - Regional Bell operating company (RBOC) is a term describing one of the U.
  • reliability - Reliability is an attribute of any computer-related component (software, or hardware, or a network, for example) that consistently performs according to its specifications.
  • repeater - In digital communication systems, a repeater is a device that receives a digital signal on an electromagnetic or optical transmission medium and regenerates the signal along the next leg of the medium.
  • RFID (radio frequency identification) - RFID (radio frequency identification) is a form of wireless communication that incorporates the use of electromagnetic or electrostatic coupling in the radio frequency portion of the electromagnetic spectrum to uniquely identify an object, animal or person.
  • ring network - A ring network is a local area network (LAN) in which the nodes (workstations or other devices) are connected in a closed loop configuration.
  • ringback - Ringback is an intermittent audio tone that a caller in a telephone system hears after dialing a number, when the distant end of the circuit is receiving a ringing signal.
  • ringtone - On mobile phones, a ringtone is a brief audio file played to indicate an incoming call.
  • roaming service - Roaming service is the ability to get access to the Internet when away from home at the price of a local call or at a charge considerably less than the regular long-distance charges.
  • round robin - A round robin is an arrangement of choosing all elements in a group equally in some rational order, usually from the top to the bottom of a list and then starting again at the top of the list and so on.
  • round-trip time (RTT) - Round-trip time (RTT), also called round-trip delay, is the time required for a signal pulse or packet to travel from a specific source to a specific destination and back again.
  • RS-232C - RS-232C is a long-established standard ("C" is the current version) that describes the physical interface and protocol for relatively low-speed serial data communication between computers and related devices.
  • satellite news gathering (SNG) - Satellite news gathering (SNG) is the use of mobile communications equipment for the purpose of worldwide newscasting.
  • satellite radio or Satellite Digital Audio Radio Service (SDARS) - Satellite radio, more formally known as Satellite Digital Audio Radio Service (SDARS), is a broadcasting network in which digital high-fidelity (hi-fi) audio entertainment is transmitted from orbiting satellites to receivers on the surface.
  • scalable video coding (SVC) - Scalable video coding (SVC) is an extension of the H.
  • SDH (Synchronous Digital Hierarchy) - SDH (Synchronous Digital Hierarchy) is a standard technology for synchronous data transmission on optical media.
  • segmentation and reassembly (SAR) - In a packet-switched telecommunication network, segmentation and reassembly (SAR, sometimes just referred to as segmentation) is the process of breaking a packet into smaller units before transmission and reassembling them into the proper order at the receiving end of the communication.
  • Sequenced Packet Exchange (SPX) - SPX (Sequenced Packet Exchange) is the protocol for handling packet sequencing in a Novell NetWare network.
  • Serial Digital Interface (SDI) - Serial Digital Interface (SDI) is a standard for digital video transmission over coaxial cable.
  • service-level agreement (SLA) - A service-level agreement (SLA) is a contract that specifies what the service provider is responsible for.
  • shielded twisted pair - This definition closely duplicates the definition for twisted pair.
  • signal - In electronics, a signal is an electric current or electromagnetic field used to convey data from one place to another.
  • signal-to-noise ratio (S/N or SNR) - In analog and digital communications, signal-to-noise ratio is a measure of signal strength relative to background noise.
  • signaling - In telephony, signaling is the exchange of information between involved points in the network that sets up, controls, and terminates each telephone call.
  • Signaling System 7 (SS7) - Signaling System 7 (SS7) is an international telecommunications standard that defines how network elements in a public switched telephone network (PSTN) exchange information over a digital signaling network.
  • SIGTRAN (Signaling Transport) - SIGTRAN (for Signaling Transport) is the standard telephony protocol used to transport Signaling System 7 (SS7) signals over the Internet.
  • silicon photonics - Silicon photonics is an evolving technology in which data is transferred among computer chips by optical rays.
  • SIMO (single input, multiple output) - SIMO (single input, multiple output) is an antenna technology for wireless communications in which multiple antennas are used at the destination (receiver).
  • simplex - Simplex is a communications mode in which only one signal is transmitted, and it always goes in the same direction.
  • SISO (single input, single output) - SISO (single input, single output) refers to a wireless communications system in which one antenna is used at the source (transmitter) and one antenna is used at the destination (receiver).
  • Skinny Client Control Protocol (SCCP) - Skinny Client Control Protocol (SCCP) is a Cisco proprietary standard for terminal control for use with voice over IP (VoIP).
  • slamming - Slamming is the practice by some U.
  • small form factor (SFF) - Small form factor (SFF) refers to any of several physically compact connector designs that have been developed for use in fiber optic systems.
  • small form-factor pluggable (SFP) - Small form-factor pluggable (SFP) is a specification for a new generation of optical modular transceivers.
  • smart antenna - A smart antenna is a digital wireless communications antenna system that takes advantage of diversity effect at the source (transmitter), the destination (receiver), or both.
  • smart home or building (home automation or domotics) - A smart home is a residence that uses internet-connected devices to enable the remote monitoring and management of appliances and systems, such as lighting and heating.
  • SMDS (Switched Multimegabit Data Service) - SMDS (Switched Multimegabit Data Service) is a public, packet-switched service aimed at enterprises that need to exchange large amounts of data with other enterprises over the wide-area network on a nonconstant or "bursty" basis.
  • softphone (soft client telephone) - A softphone (software telephone) is an application program that enables voice over Internet Protocol (VoIP) telephone calls from computing devices.
  • split horizon - Split horizon is a method of preventing a routing loop in a network.
  • splitter - In telephony, a splitter, sometimes called a "plain old telephone service splitter," is a device that divides a telephone signal into two or more signals, each carrying a selected frequency range, and can also reassemble signals from multiple signal sources into a single signal.
  • Squid proxy server - Squid is a Unix-based proxy server that caches Internet content closer to a requestor than its original point of origin.
  • staggered quadrature phase-shift keying - Staggered quadrature phase-shift keying (SQPSK), also known as offset quadrature phase-shift keying (OQPSK), is a method of phase-shift keying (PSK) in which the signal carrier-wave phase transition is always 90 degrees or 1/4 cycle at a time.
  • standing-wave ratio (SWR, VWSR, IWSR) - Standing-wave ratio (SWR) is a mathematical expression of the non-uniformity of an electromagnetic field (EM field) on a transmission line such as coaxial cable.
  • star network - A star network is a local area network (LAN) in which all nodes (workstations or other devices) are directly connected to a common central computer.
  • Stratellite - A Stratellite is a rigid framed airship that hovers in a fixed position in the lower stratosphere and carries one or more repeaters to create wireless communication networks.
  • streaming network telemetry - Streaming network telemetry is a real-time data collection service in which network devices such as routers, switches and firewalls continuously push network health data and interface measurements to a centralized collector.
  • STUN (Simple Traversal of UDP through NAT) - Simple Traversal of UDP through NAT (STUN) is a protocol that governs the exchange of data over a User Datagram Protocol (UDP) connection by communications devices operating behind a Network Address Translator (NAT) or firewall.
  • subcarrier - A subcarrier is one telecommunication signal carrier that is carried on top of another carrier so that effectively two signals are carried at the same time.
  • switched virtual circuit (SVC) - In a network, a switched virtual circuit (SVC) is a temporary virtual circuit that is established and maintained only for the duration of a data transfer session.
  • T-carrier system - To see the relationship between T-carrier, E-carrier, and DS0 multiples, see digital signal X.
  • T.38 fax over IP (FoIP protocol) - T.38 is a protocol for sending faxes over a voice over IP (VoIP) network or the Internet in real time.
  • T1 (T-1) - Also see the T-carrier system, of which the T1 is a part.
  • TAPI (Telephony Application Program Interface) - TAPI (Telephony Application Program Interface) is a standard program interface that lets you and your computer "talk" over telephones or video phones to people or phone-connected resources elsewhere in the world.
  • TCP/IP offload engine (TOE) - The TCP/IP offload engine (TOE for short) is a technology that is gaining popularity in high-speed Ethernet systems for the purpose of optimizing throughput.
  • TD-SCDMA (time division synchronous code division multiple access) - TD-SCDMA (time division synchronous code division multiple access) is a mobile telephone standard for wireless network operators who want to move from a second generation (2G) wireless network to a third-generation (3G) one.
  • TDMA (time division multiple access) - TDMA (time division multiple access) is a technology used in digital cellular telephone communication that divides each cellular channel into three time slots in order to increase the amount of data that can be carried.
  • telco (telephone company) - In the United States and possibly other countries, "telco" is a short form for telephone company.
  • telecenter - A telecenter (US spelling) or telecentre (UK spelling) is a work location usually in a different place than the organization's main office that provides convenient occasional access for telecommuting to work equipment that they don't have at home or on the road.
  • Telecommunications Display Device (TDD) - A Telecommunications Display Device (TDD), also known as a text telephone, is a telephone equipped with a keyboard and a display for people who are hearing- or speech-impaired.
  • teleconference - A teleconference is a telephone meeting among two or more participants involving technology more sophisticated than a simple two-way phone connection.
  • telemetry - Telemetry is the wireless transmission and reception of measured quantities for the purpose of remotely monitoring environmental conditions or equipment parameters.
  • telephone jacks - In the U. S.
  • Telephony - Telephony is the technology associated with the electronic transmission of voice, fax, or other information between distant parties using systems historically associated with the telephone, a handheld device containing both a speaker or transmitter and a receiver.
  • terabit - In measuring data transmission speed, a terabit is one trillion binary digit s, or 1,000,000,000,000 (that is, 10 12) bits.
  • text on nine keys (T9) - Text on nine keys (T9) is a system that lets fixed and mobile phone users send text messages by pressing a number key for each letter in the message -- effectively making a keyboard out of the nine numeric phone entry keys.
  • throttled data transfer - Throttled data transfer, also known as data transfer throttling or lean data transfer, is the deliberate regulation of the data transfer rate in a communications system.
  • TMN (Telecommunications Management Network) - TMN (Telecommunications Management Network) originated formally in 1988 under the auspices of the International Telecommunication Union (ITU-TS) as a strategic goal to create or identify standard interfaces that would allow a network to be managed consistently across all network element suppliers.
  • Toslink - Toslink is a connector format for fiber optic digital audio cables.
  • traffic engineering - Traffic engineering is a method of optimizing the performance of a telecommunications network by dynamically analyzing, predicting and regulating the behavior of data transmitted over that network.
  • transit - Transit is the connection to and use of a telecommunication path provided by a vendor.
  • Traversal Using Relay NAT (TURN) - Traversal Using Relay NAT (TURN) is a protocol, currently at the working draft stage, that is intended to govern the reception of data over a Transmission Control Protocol (TCP) or User Datagram Protocol (UDP) connection by a single communications device operating behind a Network Address Translator (NAT) or firewall.
  • tree network - In telecommunication networks, a tree network is a combination of two or more star networks connected together.
  • triangulation - Triangulation is a process by which the location of a radio transmitter can be determined by measuring either the radial distance, or the direction, of the received signal from two or three different points.
  • trunk - A trunk is a physical path or link in a communications system that interconnects major switching centers or nodes and is designed to handle many transmissions simultaneously.
  • Tsunami UDP - Tsunami UDP is an open source file transfer protocol that enables high-speed data transfer over network paths with a large bandwidth delay product.
  • two-tiered Internet - Two-tiered Internet refers to proposed changes in Internet architecture that would give priority to the traffic of those who have paid for premium service.
  • unicast - Unicast is communication between a single sender and a single receiver over a network.
  • unipolar signaling (unipolar transmission) - Unipolar signaling, also called unipolar transmission ,is a baseband method of sending binary data over wire or cable.
  • universal network - The "universal network" is the idea of a single network that integrates the existing voice and public telecommunications network (including the Internet), cable TV, data networks, and video broadcast networks so that they work together well.
  • USART (Universal Synchronous/Asynchronous Receiver/Transmitter) - A USART (Universal Synchronous/Asynchronous Receiver/Transmitter) is a microchip that facilitates communication through a computer's serial port using the RS-232C protocol.
  • vBNS (very high-speed Backbone Network Service) - The vBNS (very high-speed Backbone Network Service) is a network that interconnects a number of supercomputer centers in the United States and is reserved for science applications requiring the massive computing that supercomputers can provide.
  • vertical cavity surface emitting laser (VCSEL) - A vertical cavity surface emitting laser (VCSEL) is a specialized laser diode that promises to revolutionize fiber optic communications by improving efficiency and increasing data speed.
  • video telephony - Video telephony is full-duplex, real-time audio-visual communication between or among end users.
  • virtual circuit - A virtual circuit is a circuit or path between points in a network that appears to be a discrete, physical path but is actually a managed pool of circuit resources from which specific circuits are allocated as needed to meet traffic requirements.
  • VMEbus (VersaModular Eurocard bus) - VMEbus (VersaModular Eurocard bus) is a bus (computer data path) system, designed by Motorola, Signetics, Mostek, and Thompson CSF, that is used in industrial, commercial, and military applications worldwide.

-ADS BY GOOGLE

SearchCompliance

  • risk management

    Risk management is the process of identifying, assessing and controlling threats to an organization's capital and earnings.

  • compliance as a service (CaaS)

    Compliance as a Service (CaaS) is a cloud service service level agreement (SLA) that specified how a managed service provider (...

  • data protection impact assessment (DPIA)

    A data protection impact assessment (DPIA) is a process designed to help organizations determine how data processing systems, ...

SearchSecurity

  • Web application firewall (WAF)

    A web application firewall (WAF) is a firewall that monitors, filters and blocks data packets as they travel to and from a ...

  • spyware

    Spyware is a type of malicious software -- or malware -- that is installed on a computing device without the end user's knowledge.

  • application whitelisting

    Application whitelisting is the practice of specifying an index of approved software applications or executable files that are ...

SearchHealthIT

SearchDisasterRecovery

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • disaster recovery team

    A disaster recovery team is a group of individuals focused on planning, implementing, maintaining, auditing and testing an ...

  • cloud insurance

    Cloud insurance is any type of financial or data protection obtained by a cloud service provider. 

SearchStorage

  • DRAM (dynamic random access memory)

    Dynamic random access memory (DRAM) is a type of semiconductor memory that is typically used for the data or program code needed ...

  • RAID 10 (RAID 1+0)

    RAID 10, also known as RAID 1+0, is a RAID configuration that combines disk mirroring and disk striping to protect data.

  • PCIe SSD (PCIe solid-state drive)

    A PCIe SSD (PCIe solid-state drive) is a high-speed expansion card that attaches a computer to its peripherals.

Close