См. также в других словарях:
GSM-R — GSM R, Global System for Mobile Communications Railway or GSM Railway is an international wireless communications standard for railway communication and applications. A sub system of European Rail Traffic Management System (ERTMS), it is used for … Wikipedia
Time advance — Saltar a navegación, búsqueda Time advance es un sistema de sincronización entre la estación base (BS) y la estación móvil (MS) necesario en las redes celulares que utilizan TDMA como método de acceso al medio y tienen una gran cobertura.… … Wikipedia Español
Time-division multiplexing — (TDM) is a type of digital or (rarely) analog multiplexing in which two or more signals or bit streams are transferred apparently simultaneously as sub channels in one communication channel, but are physically taking turns on the channel. The… … Wikipedia
Time division multiple access — This article is about the channel access method. The name TDMA is also commonly used in the United States to refer to Digital AMPS, which is an obsolete mobile telephone standard that uses TDMA to control channel access. Time division multiple… … Wikipedia
Time division multiple access — Accès multiple à répartition dans le temps Le Time division multiple access (TDMA) est un mode de multiplexage permettant de transmettre plusieurs signaux sur un seul canal. Il s’agit du multiplexage temporel, dont le principe est de découper le… … Wikipédia en Français
Enhanced Data Rates for GSM Evolution — (EDGE) bezeichnet eine Technik zur Erhöhung der Datenübertragungsrate in GSM Mobilfunknetzen durch Einführung eines zusätzlichen Modulationsverfahrens. Mit EDGE werden die Datendienste GPRS zu E GPRS (Enhanced GPRS) und HSCSD zu ECSD erweitert.… … Deutsch Wikipedia
Enhanced Data Rates for GSM Evolution — « EDGE » redirige ici. Pour les autres significations, voir Edge. Enhanced Data Rates for GSM Evolution (EDGE acronyme anglais de tranchant (d une lame)) est une norme de téléphonie mobile, une évolution du GPRS qui est une extension de … Wikipédia en Français
General Packet Radio Service — (GPRS) is a packet oriented mobile data service on the 2G and 3G cellular communication system s global system for mobile communications (GSM). GPRS was originally standardized by European Telecommunications Standards Institute (ETSI) in response … Wikipedia
Digital AMPS — IS 54 and IS 136 are second generation (2G) mobile phone systems, known as Digital AMPS (D AMPS). It was once prevalent throughout the Americas, particularly in the United States and Canada. D AMPS is considered end of life, and existing networks … Wikipedia
Circuit Switched Data — (CSD) is the original form of data transmission developed for the time division multiple access (TDMA) based mobile phone systems like Global System for Mobile Communications (GSM). CSD uses a single radio time slot to deliver 9.6 kbit/s data… … Wikipedia
Avance temporal — El Avance temporal (o Time Advance) es un sistema de sincronización entre la estación base (BS) y la estación móvil (MS) necesario en las redes celulares que utilizan TDMA como método de acceso al medio y tienen una gran cobertura. Contenido 1… … Wikipedia Español
