Meaning of BOUND MODE in English

BOUND MODE

In an optical fiber , a mode that (a) has a field intensity that decays monotonically in the transverse direction everywhere external to the core and (b) does not lose power to radiation . Note: Except for single-mode fibers, the power in bound modes is predominantly contained in the core of the fiber. ( 188 ) [After 2196 ] Synonyms guided mode, trapped mode.

Telecommunication standard terms English vocab.      Английский словарь стандартных телекоммуникационных терминов.