| electro-mechanical pen | A device that has an electronic pen with a mechanical arm for producing free-hand information that can be sent over a telecommunication channel, usually a telephone line. |
| electronic blackboard or whiteboard | A device that looks like an ordinary blackboard or whiteboard, but has a special conductive surface for producing free-hand information that can be sent over a telecommunications channel, usually ... |
| electronic editing | - The process by which audio and/or video material is added to a previously recorded tape in such a manner that continuous audio and/or video signals result.
- In videotapes, a process ...
edición electronica; |
| electronic mail - e-mail | A system of electronic communication whereby an individual sends a message to another individual or group of people; includes computer mail and facsimile (fax). |
| emacs | - A standard unix text editor preferred by unix types that beginners tend to hate.
- A classic highly recon gurable editor that challenges vi for dominance of unix based text editing.
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| e-mail - electronic mail | The term for private messages sent as files from one computer to another, either over a local area network (lan), or via modem over the phone lines. e-mail is like having your own private mail box... |
| emoticon | - See smiley.
- A small graphical symbol the user can insert into instant messages. emoticon
- A string of text characters that, when viewed sideways, form a face expressing a ...
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| end of tape sensing | A form of sensing (optically or mechanically) that automatically stops the tape transport at the end of tape or upon breakage of tape. glossary/30 |
| eps - electronic performance support system | A computer supported just-in-time information system that might hold instruction manuals and other information on how to perform the tasks at hand. |
| erom - erasable read-only memory | In a computer, the read-only memory (rom) that can be erased and reprogrammed. synonymous with erasable-programmable readonly memory (eprom) |
| esea | Elementary and secondary education act of 1965. this acronym is used mainly when referring to programs by their legislative authorization. the most common example is the chapter 1 series of progra... |
| eudora | E-mail program. |
| facsimile - fax | A devce which uses a form of electronic transmission allowing movement of hard-copy documents from widely separated geographic areas via a telecommunications channel, usually a telephone line. usu... |
| faq - frequently asked questions | A compilation of answers to these. many usenet newsgroups have these files, which are posted once a month or so for beginners. |
| fddi fiber distributed data interface | 1. transports data up to speeds of 100 mbps. 2. fddi is a high-speed (100mb) token ring lan. |
| fdma - frequency division multiple access | Refers to the use of multiple carriers within the same satellite transponder where each uplink has an assigned frequency slot and bandwidth. |
| fec - forward error correction | Adds unique codes to the digital signal at the source so errors can be detected and corrected at the receiver. |
| federal communications commission (fcc) | An independent government agency established by the communications act of 1934 to regulate the broadcasting industry. the commission later assumed authority over cable. the fcc is administered by ... |
| feeder cables | The coaxial cables that take signals from the trunk line to the subscriber area and to which subscriber taps are attached. synonymous with feeder line. |
| field blanking interval | The period provided at the end of the field picture signals primarily to allow time for the vertical sweep circuits in receivers to return the electron beam completely to the top of the raster bef... |
| file server | - A component of a local area network, or lan, which stores information for use by clients, or workstations.
- Файл-сервер; файловый сервер
- A type of computer used on- networ...
fs; |
| filename extension | A three-letter (usually) code at the end of a filename that give some indication as to the type of file in non-macintosh environments that lack icons or other methods of identifying files. common ... |
| film chain | Also called film island, or telecine. consists of one or two film projectors, a slide projector, a multiplexer, and a television camera. converts film and slides to television signals. |
| fixed position system | Low cost systems limited to reception from one satellite and one band. motorized system receives programs on different satellites by adjusting the dish position. automated systems microprocessor c... |
| fixed satellite service - fss | The earth stations are not mobile. this service generally provides telephone and tv distribution. |
| fixed system | A permanent satellite receive and transmit system. the fixed system is put in place for regular use and broadcasts are made to the same sites repeatedly. the fixed systems are used for employee tr... |
| floppy disk - fd | Out-of-use term for diskette. glossary/33 |
| fm broadcast band | The band of frequencies extending from 88 to 108 mhz. |
| fm microwave radio | Ultra-high frequency often used to provide the return link in fully interactive systems (simplex). it can also be used in duplex to provide two-way fullmotion video and audio interactivity. |
| fm-tv | Frequency modulated tv. |
| foo/foobar | A sort of on-line algebraic place holder, for example if you want to know when another site is run by a for-profit company, look for an address in the form of foo@foobar.com. |
| footcandle | - The unit of illumination equal to 1 lumen per square foot.
- A unit of illuminance in us customary units; equal to 1 lumen per square foot; equals 10.76 lux.
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| format - programming | Type of program (drama, documentary, newscast, interview, etc.). |
| format - videotape | Designated by the width of tape and method of recording e.g., 2- inch quad, 3/4-inch u-matic, 1/2-inch vhs, 1/2-inch beta, 1/2-inch betacam. |
| fortune cookie | - An inane/witty/profound comment that can be found around the internet.
- Печенье, в котором запечатана бумажка с предсказанием судьбы (подаётся в китайских ресторанах)
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| fractal compression | - Compression technique which uses real-time adaption of the numbers of bits allocated to different colors based upon the present scene. glossary/34
- Фрактальное уплотнение
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| frame to frame differencing | Compression technique which encodes only the information that represents the difference between successive frames. |
| freenet | An organization whose goal it is to provide free internet access in a specific area, often by working with local schools and libraries. the first and preeminent example is the cleveland . also ref... |
| freeze frame | Repeating or holding one frame so that it appears that the action has stopped. imagen congelada; |
| freeze frame video | Freeze frame video is one frame of video, saved as an electronic slide. it can be transmitted by video over a network or saved in a video effects generator to display when it is needed to illustra... |
| ftp - file-transfer protocol | A system for transferring files across the internet. anonymous ftp is a conventional way of allowing you to sign on to a computer on the internet and copy specified public files from it. some site... |
| full duplex audio channel | An audio channel which allows conversation to take place interactively and simultaneously between the various parties, without electronically cutting off one or more participants if someone else i... |
| full-motion video | Not compressed. a standard video signal of 30 frames per second, 525 horizontal lines per frame, capable of complete action. fmv; |
| fully interactive audio/video | Two or more video conferencing sites can interact with one another via audio and video signals. two sites may be fully interactive without necessarily being full-motion sites. glossary/36 g |
| gb - gigabit | 2^30 bits of information (usually used to express a data transfer rate; as in, 1 gigabit/second = 1gbps). |
| gb - gigabyte | A unit of data storage size which represents 2^30 (over 1 billion) characters of information. |
| generational loss | Reduction in picture quality resulting from copying video signals for editing and distribution. |
| geostationary orbit - geosynchronous - clarke belt | An orbital path approximately 22,300 miles above the earth. this unique satellite orbit has the characteristic that objects located in it rotate at the same relative speed as the surface of the ea... |
| get a life | What to say to somebody who has spent too much time in front of a computer. |
| ghz - gigahertz | - See hz - hertz.
- 1,000 mhz-one billion hertz. glossary/42 i
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| gif - graphic interchange format | A format developed in the mid-1980s by compuserve for use in photo-quality graphics images. now commonly used everywhere on-line. the filename extension generally given to gif files is .gif. gloss... |
| glass master | A highly polished glass disc, coated with photoresist and etched by a laser beam, that is used at the start of the compact disc manufacturing process. disco de cristal (grabación de cd); |
| gopher and gopher server | An internet information retrieval system. software following a simple protocol for tunneling through a tcp/ip internet, and running errands, especially the retrieval of documents. this information... |
| graphics | - Visual data. this includes photographs, line drawings, computer-generated artwork, and graphs. can be entered into the computer using scanners, drawing programs, cameras, and graphics tablets....
графика; графические изображения; иллюстрации;; графические средства;; графические данные; графика; |
| green book | - The specification for the cd-i standard. see cd-i.
- "зеленая книга"; каталог стандартов и параметров
libro verde; |
| groupware | - Is an interactive collaboration of workers or students via networked applications on the computer. it provides audio, video conferencing and data sharing among a group of users using the netwo...
|
| gui - graphical user interface | The underlying principle of client/server computing is empowerment of the end-user through the delivery of information services to the desktop. services are delivered across the network to a graph... |
| hacker on the net | Unlike among the general public, this is not a bad person; it is simply somebody who enjoys stretching hardware and software to their limits, seeing just what they can get their computers to do. w... |
| half-duplex | - A communications channel over which both transmission and reception are possible but only in one direction at one time; e.g., a two-wire circuit.
- In data transmission, a system in w...
hd; |
| handshake | - Two modems trying to connect first do this to agree on how to transfer data.
- A process that two devices use to begin communicating. one device sends a message to the other, signalin...
квитирование установления связи;; квитировать установления связи; |
| hard-wired | The direct local wiring of a terminal to a computer system. |
| hayes compatible | Describes modems that are compatible because they respond to the same set of commands as a modem manufactured by hayes microcomputer products. this has become the standard for microcomputer modems... |
| hdsl - high-bit-rate digital subscriber line | A method of providing high-speed data services over unconditioned copper wires at a top speed of 1.544 mbit/s. vhdsl (for very high-bit-rate digital subscriber line) is double that at 3 mbit/s. th... |
| helical recording format | A recording format in which the tape is unwrapped around a cylindrical scanning assembly with one or more recording heads. |
| hfs - hierarchical file system | Used on the macintosh platform for directory structure. the hierarchical directory structure allows a volume to be divided into smaller units known as directories and, in turn, sub-directories. th... |
| high band | That portion of the electromagnetic spectrum from 174 to 216 mhz, where television channels 7 through 13 are located. glossary/40 |
| high sierra format | The original format proposed by the high sierra group for organizing files and directories on cd-rom. a revised version of this format was adopted by the international standards organization as is... |
| high sierra group | An ad hoc group of cd-rom researchers and developers who first gathered at the high sierra hotel in lake tahoe, ca, to propose a standard cd-rom file format. this proposal was later amended and ap... hsg; |
| hollywood syndrome | Tendency to base ones video behavior on a model that includes a highly polished presentation rather than interaction and the use of fast-paced visuals for effect rather than substance. |
| holy war | Arguments on the internet that involve certain basic tenets of faith, about which one cannot disagree without setting one of these off. for example ibm pcs are inherently superior to macintoshes o... |
| homes passed | The number of living units (single residential homes, apartments, condominium units) passed by cable television distribution facilities in a given cable system service area. |
| homogeneous network | - A network of similar host computers such as those of one model of one manufacturer.
- Гомогенная сеть; однородная сеть
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| horizontal blanking | The blanking signal at the end of each scanning line that permits the return of the electron beam from the right to the left side of the raster after the scanning of one line. borrado horizontal; |
| host system | - A public-access site; provides internet access to people outside the research and government community.
- Хост-система; главная система; центральная система; инструментальная система;...
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| hosts | Computers (not terminals) that process data, act as data sources or destinations in a communications network. .hqx the filename extension used for binhex files. |
| html - hypertext markup language | The language used to mark up text files with links for use with world wide web browsers. this is a file format, based on sgml, for hypertext documents on the internet. it is very simple and allows... |
| http - hypertext transfer protocol | The internet protocol, based on tcp/ip, used to fetch hypertext objects from remote hosts. see also tcp/ip. |
