active hub

(redirected from active star)

active hub

A central connecting device in a network that regenerates signals on the output side to keep the signal strong. Also called a "multiport repeater." Contrast with passive hub and intelligent hub. See hub.
References in periodicals archive ?
Initially it was thought that the fascinating system, though estimated to contain water, could not contain life because TRAPPIST-1 might be a very active star that shoots out flares for millions of kilometres, and the planets around it, even if they did have an atmosphere, would lose it.
It contains many astronomical wonders, including the highly active star formation site of NGC 6559, the nebula at the centre of the image.
TEHRAN (FNA)- Astronomers found that active star formation upswells galaxies, like yeast helps bread rise.
Duncan admits that he's slowly getting used to the dramatic change in his lifestyle, but it's all been very hard to accept for such a fit and active star.
The letters of agreement between centers and approach-control facilities typically specify that the center will feed traffic onto the active STAR with everybody neatly spaced out.
The Magellanic Clouds are known to have active star formation and stargazers can see the pair with the naked eye.
The TJA1083 is a FlexRay "clamp 15" node transceiver in a compact TSSOP14 package, while the TJA1085 and TJA1086 are both FlexRay active star couplers.
25) Such a chromospherically active star is also likely to have a strong magnetic field.
It is a flexible system allowing for a large freedom of network topologies comprising passive bus and active star topologies as well as a large variety of mixed topologies.
The active star, who also loves surfing and motorbikes, said being in Ireland will give him a rare chance to relax.
The AS8222 forms part of a family of FlexRay devices from ams addressing requirements for basic and standard transceivers, as well as for Active Star network management transceivers.
Using a computer simulation, the researchers studied the interaction between the atmosphere and space around a cool, active star.