Telecom Dictionary - Definitions of terms
Near-Field Region - Definition and Use
Near-Field Region - A Near-Field Region is defined as 1. The close-in region of an antenna wherein the angular field distribution is dependent upon distance from the antenna. Synonyms near field , near zone . 2. In optical fiber communications , the region close to a source or aperture . Note: The diffraction pattern in this region typically differs significantly from that observed at infinity and varies with distance from the source.
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