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Tactile feedback

  • US 8,388,346 B2
  • Filed: 08/30/2008
  • Issued: 03/05/2013
  • Est. Priority Date: 08/30/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • converting at least one of a textual information and graphical information into instructions for a sequence of pulses representing the information,wherein the instructions for the sequence of pulses comprise instructions for a sequence of groups of subsequent pulses;

    causing a single actuator, which is configured to convert energy into a movement, to move a display in the sequence of pulses according to the instructions; and

    detecting a moving of a touch on a display by a predetermined distance in a predetermined direction before causing the actuator to move the display according to instructions for a respective next group of pulses,wherein each group of pulses represents one dot of a six-dot Braille character, wherein the predetermined direction comprises a vertical downward direction between causing the actuator to move the display according to the instructions for the groups of pulses for the first and the second dot, a vertical downward direction between causing the actuator to move the display according to the instructions for the groups of pulses for the second and the third dot, a vertical upward direction between causing the actuator to move the display according to the instructions for the groups of pulses for the third and fourth dot, a vertical downward direction between causing the actuator to move the display according to the instructions for the groups of pulses for the fourth and the fifth dot, and a vertical downward direction between causing the actuator to move the display according to the instructions for the groups of pulses for the fifth and the sixth dot.

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