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spot beam

   Also found in: Wikipedia 0.12 sec.
spot beam [′spät ‚bēm]
(communications)
A beam generated by a communications satellite antenna of sufficient size that the angular spread of energy in the beam is small, always smaller than the earth's angular beam width as seen from the satellite.


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The Optima HD incorporates our propriety spot beam technology, which because of its short, simple beam delivers greater productivity, higher yield and unmatched extendibility.
It delivers precise implants using Axcelis' advanced spot beam technology, resulting in exceptional implant uniformity and repeatability, while avoiding the risk of energy contamination associated with beam deceleration.
The Optima HD delivers precise implants using Axcelis' advanced spot beam technology, resulting in exceptional implant uniformity and repeatability.
 
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