- frequency time hopping multiple access
- Military: FTHMA
Универсальный русско-английский словарь. Академик.ру. 2011.
frequency time hopping multiple access
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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-hopping — in communications, a type of spread spectrum technology in which the carrier is turned on and off by the pseudorandom code sequence. See Also *Spread Spectrum *Frequency Hopping spread spectrum *Direct sequence spread spectrum External Links… … Wikipedia
Orthogonal frequency-division multiple access — Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM · SDM Polarization multiplexing Spatial multiplexing (MIMO) … Wikipedia
Code division multiple access — This article is about a channel access method. For the mobile phone technology referred to as CDMA, see IS 95 and CDMA2000. Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM … Wikipedia
Multi-carrier code division multiple access — (MC CDMA) is a multiple access scheme used in OFDM based telecommunication systems, allowing the system to support multiple users at the same time. MC CDMA spreads each user symbol in the frequency domain. That is, each user symbol is carried… … Wikipedia
Opportunity Driven Multiple Access — (ODMA) is a UMTS communications relaying protocol standard first introduced by the European Telecommunication Standards Institute (ETSI) in 1996. ODMA has been adopted by the 3rd Generation Partnership Project, 3GPP to improve the efficiency of… … Wikipedia
Interleaving Domain Multiple Access — Interleaving Domain Multiple Access, kurz IDMA, ist eine Weiterentwicklung des CDMA Multiplex Übertragungsverfahren zur digitalen Signalübertragung. Inhaltsverzeichnis 1 Entwicklung 1.1 Übertragung eines Datenstroms 1.2 Übertragung mehrerer… … Deutsch Wikipedia
Channel access method — In telecommunications and computer networks, a channel access method or multiple access method allows several terminals connected to the same multi point transmission medium to transmit over it and to share its capacity. Examples of shared… … Wikipedia
Frequency-hopping spread spectrum — (FHSS) is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver. A spread spectrum transmission offers three main advantages over… … Wikipedia
Frequency Hopping — Mit Frequenzspreizung bezeichnet man in der Informationsübertragung per Funk ein Verfahren, bei dem ein schmalbandiges Signal in ein Signal mit einer größeren Bandbreite als für die Informationsübertragung nötig umgewandelt wird. Die Sendeenergie … Deutsch Wikipedia
Acceso múltiple por división de tiempo — La multiplexación por división de tiempo (TDM) es una técnica que permite la transmisión de señales digitales y cuya idea consiste en ocupar un canal (normalmente de gran capacidad) de trasmisión a partir de distintas fuentes, de esta manera se… … Wikipedia Español
