Identification devices

Details Identification devices Identification devices

G - Physics

01

V

G01V 15/00 (2006.01) G06K 19/077 (2006.01) G09F 3/00 (2006.01) H05K 5/00 (2006.01)

Patent

CA 2703879

An identification device comprising an ultrasound transmitter unit (16) and an outer housing (6) which receives said transmitter unit (16), said outer housing (6) comprising one or more apertures (32) which are sealed by a membrane, said membrane being substantially transparent to ultrasound when compared to the rest of the housing.

L'invention concerne un dispositif d'identification comprenant une unité (16) émettrice d'ultrasons et un boîtier extérieur (6) qui reçoit ladite unité émettrice (16), ledit boîtier extérieur (6) comprenant une ou plusieurs ouvertures (32) qui sont rendues étanches par une membrane, ladite membrane étant sensiblement transparente aux ultrasons lorsqu'on la compare au reste du boîtier.

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