active matrix display
A type of liquid crystal display where each display element (each pixel) includes an active component such as a transistor to maintain its state between scans.
Contrast passive matrix display.
- Active measurement project
active measurement project networking, tool, project (AMP) An NLANR project undertaking site-to-site measurement across the HPC networks. This work is intended to compliment the measurements taken by MCI and Abilene within the networks’ infrastructure. Currently round trip times, topology, and packet loss are being measured. (2004-01-18)
- Active methyl
active methyl active methyl n. A methyl group, bound to a quaternary ammonium ion or a tertiary sulfonium ion, that can take part in transmethylation reactions.
- Active object
active object programming An object each instance of which has its own thread running as well as its own copies of the object’s instance variables. (1998-03-08)
- Active monitor
active monitor networking A process in an IBM token ring network which ensures a token is present on the ring, removes circulating frames with unknown or invalid destinations, and performs introductions between machines on the ring. (1996-06-18)
- Active optics
noun (functioning as sing) a system to compensate for any deformation caused by gravity in the surface accuracy and alignment of the mirrors of an astronomical telescope by means of actuators that control the movable mirror supports