- 行业: Telecommunications
- Number of terms: 29235
- Number of blossaries: 0
- Company Profile:
ATIS is the leading technical planning and standards development organization committed to the rapid development of global, market-driven standards for the information, entertainment and communications industry.
In a satellite communications system, the signal power and control connections between the components of an Earth station. Note: Examples of cross-site links are (a) links between transmitters and antennas and (b) links between control consoles and transmitters.
Industry:Telecommunications
In a satellite communications system, a satellite that only reflects signals from one Earth station to another, or from several Earth stations to several others. Note: Although the satellite acts passively by reflecting signals, it may contain active devices for station keeping. 2. An Earth satellite intended to transmit radio communication signals by reflection.
Industry:Telecommunications
In a rotating communications satellite, an antenna with a main beam that is continuously redirected with respect to the satellite so that the antenna illuminates a given area on the surface of the Earth, i.e., the footprint does not move with respect to the Earth. Note: An antenna may be despun mechanically or electrically.
Industry:Telecommunications
A conductor composed of a central core surrounded by one or more layers of helically wound groups of wires.
Industry:Telecommunications
A conductor or system of conductors used as a substitute for earth or ground in an antenna system.
Industry:Telecommunications
A conductor used to extend the ground at an approved building entrance facility to certain types of ac-powered equipment.
Industry:Telecommunications
A confederation of (usually linked) Web sites that serve a particular special interest group or that have similar or related content.
Industry:Telecommunications
A confidentiality service to protect against traffic analysis.
Industry:Telecommunications
A configuration of telecommunication facilities for the purpose of transmitting data, as opposed to analog signals.
Industry:Telecommunications
A configuration where there are only two access points. 2. A communication circuit having only two nodes.
Industry:Telecommunications
