one-channel simplex
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Simplex (disambiguation) — Simplex may refer to:*Simplex, a term in geometry *Simplex, a one way communications channel * Simplex was a trade name used by British railway locomotive manufacturers, The Motor Rail Tramcar Co Ltd *SimplexGrinnell, a brand of fire protection… … Wikipedia
Channel (communications) — Old telephone wires are a challenging communications channel for modern digital communications. In telecommunications and computer networking, a communication channel, or channel, refers either to a physical transmission medium such as a wire, or … Wikipedia
Simplex communication — is a name for a type of communication circuit. There are two (contradictory) definitions that have been used for the term. When one definition is used for simplex , then the other definition is actually referred to as half duplex .One way only –… … Wikipedia
Simplex signaling — (SX): Signaling in which two conductors are used for a single channel, and a center tapped coil, or its equivalent, is used to split the signaling current equally between the two conductors. Note: SX signaling may be one way, for intra central… … Wikipedia
channel — A path or circuit along which information flows. A simplex channel carries information in one direction. A half duplex channel carries information in either direction alternately, but not simultaneously. A duplex or full duplex channel carries … IT glossary of terms, acronyms and abbreviations
Two-way radio — receiver which only receives content. Two way radios are available in mobile, stationary base and hand held portable configurations. Hand held radios are often called walkie talkies or handie talkies. A push to talk or Press To Transmit button is … Wikipedia
Radio communications during the September 11 attacks — This article reviews some of the details of radio communications at the September 11, 2001 World Trade Center attacks. [The purpose of revealing the operational details in this article is to allow operators of other communications networks and… … Wikipedia
Radio repeater — A radio repeater is a combination of a radio receiver and a radio transmitter that receives a weak or low level signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. This… … Wikipedia
Wavelength-division multiplexing — For the radio station, see DWDM FM. Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM · SDM Polarization multiplexing Spatial m … Wikipedia
MIDI 1.0 — Note: Some of the information in this section diverges from the official MMA/AMEI MIDI specifications in terminology and in technical detail. Developers interested in maximizing interoperability are encouraged to work directly from the official… … Wikipedia
Data transmission — Data transmission, digital transmission, or digital communications is the physical transfer of data (a digital bit stream) over a point to point or point to multipoint communication channel. Examples of such channels are copper wires, optical… … Wikipedia
