Online Dictionary

near field Explained

near field at English (WD) Of Explained:

Inter: wikipedi » a

Alternative forms

* near-field


Inter: en-nou » n
  • Inter: acoustic » s The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound.
    1. Inter: electronics » communications The region within about half a wavelength from an electrically small antennaCharles Capps, Near field or far field? EDN, August 16, 2001, pp. 95-102.. More specifically it is the region within the radiansphereWheeler, H.A.; "The Radiansphere around a Small Antenna"; Proceedings of the IRE Aug. 1959, Volume: 47 Issue:8 pp: 1325 - 1331. 10.1109/JRPROC.1959.287198 .

      Derived terms

      * near field communication


    Translation: ta » near field
    Translation: zh » near field