Intelligent blackboard

The utility model provides an intelligent blackboard. The intelligent blackboard comprises a main screen, at least one camera and at least one auxiliary screen, and the camera is electrically connected with the main screen; the auxiliary screen comprises a writing board and a light-transmitting ink...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: LI HAIXIAN, HUANG HAOHONG, YU QIWEN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model provides an intelligent blackboard. The intelligent blackboard comprises a main screen, at least one camera and at least one auxiliary screen, and the camera is electrically connected with the main screen; the auxiliary screen comprises a writing board and a light-transmitting ink layer, the writing board is arranged on one side of the main screen and provided with a writing face and a back face opposite to the writing face, the light-transmitting ink layer covers the back face, the camera is arranged on the side, away from the writing board, of the back face, and the writing face is used for writing so that a handwriting area and a blank area can be formed on the writing face. The camera collects light penetrating through the auxiliary screen from the blank area so as to shoot pictures formed by the handwriting area and the blank area through the light-transmitting ink layer, and the main screen is used for displaying the pictures. According to the intelligent blackboard provided by the uti