Intelligent dice

Abstract

The disclosure relates to an intelligent dice, comprising: a shell, which is formed with a plurality of surfaces displaying the figures; an acceleration sensor, which is provided in the shell and used for collecting vector data of gravitational acceleration; when the acceleration sensor is in the zero acceleration state, the direction corresponding to the gravitational acceleration is the first direction, and when the intelligent dice is thrown and in a static state, the direction corresponding to the gravitational acceleration is the second direction; according to the relative position of the first direction and the second direction, and the relative position of the first direction and each of the surfaces displaying the figure, the relative position of the second direction with respect to the surface can be calculated, so as to determine the figure information facing upward displayed by the intelligent dice.

1 . An intelligent dice, comprising:
 a shell, which is formed with a plurality of surfaces displaying the figures;   an acceleration sensor, which is provided in the shell and used for collecting vector data of gravitational acceleration;   when the acceleration sensor is in the zero acceleration state, the direction corresponding to the gravitational acceleration is the first direction, and when the intelligent dice is thrown and in a static state, the direction corresponding to the gravitational acceleration is the second direction; according to the relative position of the first direction and the second direction, and the relative position of the first direction and each of the surfaces displaying the figure, the relative position of the second direction with respect to the surface can be calculated, so as to determine the figure information facing upward displayed by the intelligent dice.   
     
     
         2 . The intelligent dice according to  claim 1 , wherein:
 a space coordinate system is established with the first direction as any axis; each of the surfaces displaying the figure is mapped to the corresponding coordinate interval in the space coordinate system;   according to the coordinate interval in which the vector coordinates of the second direction in the space coordinate system fall, the figure information displayed on the dice corresponding to the coordinate interval is acquired.   
     
     
         3 . The intelligent dice according to  claim 2 , wherein: a space coordinate system [X, Y, Z] is established with the first direction as the Z axis, and the vector coordinates of the second direction satisfy the relational expression:
     R=[R   x   , R   y   , R   z ];   wherein, R is the vector coordinate of the second direction in the space coordinate system [X, Y, Z], R x  is the coordinate parameter of the projection of the second direction on the X-axis, Ry is the coordinate parameter of the projection of the second direction on the Y-axis, and R z  is the coordinate parameter of the projection of the second direction on the Z-axis;   the coordinate interval corresponding to each of the surfaces displaying the figure mapping in the space coordinate system satisfies the relational expression:
     N=[N   x   , N   y   , N   z ]; 
   wherein, N is the coordinate interval of the space coordinate system [X, Y, Z] mapped by any of the surfaces displaying the figure, N x  is the coordinate parameter of the projection of the surface on the X axis, N y  is the coordinate parameter of the projection of the surface on the Y axis, and N z  is the coordinate parameter of the projection of the surface on the Z axis;   the coordinate values of [R x , R y , R z ] and [N x , N y , N z ] are compared to determine the surface facing upward displayed by the intelligent dice corresponding to the second direction.   
     
     
         4 . The intelligent dice according to  claim 1 , wherein the intelligent dice further comprises:
 a circuit board, which is provided in the shell;   an antenna, which is provided on the shell and is electrically connected to the circuit board; the antenna sends the figure information to a user control terminal.   
     
     
         5 . The intelligent dice according to  claim 4 , wherein the intelligent dice further comprises:
 a chip, which is provided on the circuit board and is electrically connected to the circuit board; the chip calculates vector coordinates corresponding to the vector data according to the vector data collected by the acceleration sensor.   
     
     
         6 . The intelligent dice according to  claim 4 , wherein the intelligent dice further comprises:
 a battery, which is provided in the shell and is electrically connected to the circuit board;   wireless charging coils, which are provided in the shell and are electrically connected to the battery.   
     
     
         7 . The intelligent dice according to  claim 4 , wherein the intelligent dice further comprises:
 an LED lamp, which is provided in the shell and is electrically connected to the circuit board.   
     
     
         8 . The intelligent dice according to  claim 7 , wherein the intelligent dice further comprises:
 a digital display layer, which is integrally formed on the surface with a light-transmitting material to display the figure; the light emitted by the LED lamp is emitted to the outside of the shell through the digital display layer.   
     
     
         9 . The intelligent dice according to  claim 8 , wherein the intelligent dice further comprises:
 an inner filling layer, which is filled in the shell and wraps the acceleration sensor, the LED lamp, and the circuit board.   
     
     
         10 . The intelligent dice according to  claim 9 , wherein the inner filling layer is made of transparent material; the light emitted by the LED lamp is emitted to the outside of the shell through the inner filling layer and the digital display layer in sequence.