Patent ID: 11881117
Assignee: FREEDOM SCIENTIFIC, INC.
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 1:
2. A Braille tablet with sensors for tracking the progress of a user's hands, the Braille tablet comprising:
a display including inner and outer surfaces, an array of tactile pins formed within the display and being selectively raised above or lowered below the outer surface, the Braille characters being arranged in a series of columns, a series of alleyways positioned between the adjacent columns;
a microprocessor for controlling the tactile pins, the microprocessor selectively generating individual and refreshable Braille characters that can be read by the user;
a series of sensors formed on the inner surface of the display, each sensor being positioned within an alleyway and associated with an individual Braille character, the sensors communicating with the microprocessor to track the progress of the user's hands across the display.