TERMIUM Plus®

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

CROSSBAR SWITCH [1 record]

Record 1 2004-07-14

English

Subject field(s)
  • Telephone Switching
OBS

A selective, multi-unit, two-stage relay, configured with 10 or 20 horizontal paths. A two-stage operation is used to close any cross-point. First, a selecting magnet shifts all springs in a horizontal row, then a holding magnet shifts a vertical actuating card to close the selected contacts. (SMICO, 71: 392) The crossbar switch, which is used for all major switching operations, forms the basis of the crossbar dial system. It is made up of the three main parts: 10 or 20 vertical circuit paths, 10 horizontal circuit paths, and equipment to close (connect) a circuit from any one to the other. (LEETEL 1, 76: 79)

French

Domaine(s)
  • Commutation téléphonique
OBS

Multicommutateur dans lequel chaque ligne d'un faisceau de «n» lignes entrantes peut être reliée à l'une quelconque des lignes d'un faisceau de lignes sortantes. (MONTEL, 74: 31) Les commutateurs Crossbar ont constitué une étape très importante dans l'évolution des systèmes entre les autocommutateurs électromécaniques classiques qui les ont précédés et la commutation électronique [...].

Spanish

Campo(s) temático(s)
  • Conmutación telefónica
DEF

Dispositivo operado por relevador que establece una conexión entre dos líneas de conjuntos diferentes de líneas. Los dos conjuntos se encuentran físicamente dispuestos a lo largo de lados adyacentes de una matriz de contactos o puntos de conmutación.

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