TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

DIRECTIONAL COUPLING [3 records]

Record 1 2023-02-27

English

Subject field(s)
  • Radio Transmission and Reception
  • Military Communications
DEF

The process of coupling two transmission lines such that a travelling wave in any one transmission line will induce a travelling wave in the other.

OBS

directional coupling : designation and definition officially approved by the Joint Terminology Panel.

French

Domaine(s)
  • Émission et réception radio
  • Transmissions militaires
DEF

Couplage de deux lignes de transmission effectué de manière telle que l'onde progressive se propageant dans l'une des lignes de transmission induit une autre onde progressive dans l'autre ligne.

OBS

couplage directif : désignation et définition uniformisées par le Groupe d'experts en terminologie interarmées.

Spanish

Save record 1

Record 2 2012-03-20

English

Subject field(s)
  • Photoelectricity and Electron Optics
DEF

A light-emitting diode which has a directional output and which enables an easier coupling of light into a fiber.

OBS

LEDs [light-emitting diode] can be made as surface-emitting or edge-emitting devices. That distinction is the same as for surface-emitting and edge-emitting semiconductor lasers.

French

Domaine(s)
  • Photo-électricité et optique électronique
DEF

Diode électroluminescente dont le rayonnement émis est parallèle au plan de la jonction.

Spanish

Save record 2

Record 3 1996-07-30

English

Subject field(s)
  • Electrical Systems
  • Radar, Radio Guidance and Goniometry
  • Waveguides
  • Radio Waves
DEF

A hybrid junction in the form of a directional coupler. The coupling factor is nominally 3 dB.

French

Domaine(s)
  • Ensembles électrotechniques
  • Radar, radioguidage et radiogoniométrie
  • Guides d'ondes
  • Ondes radioélectriques
DEF

Coupleur directif dans lequel l'énergie se divise en deux parties égales.

Spanish

Save record 3

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