Simulation of tangible user interface interactions and gestures using array of haptic cells
First Claim
1. A user interface device comprising:
- a flexible layer comprising a touch surface configured to receive a touch by a user;
a plurality of haptic cells covered by the flexible layer, each haptic cell comprising a haptic output device;
a sensor configured to sense an amount and/or rate of deformation of the flexible layer when a user touches the touch surface;
a pressure sensor configured to sense a resistance displayed by the haptic cell to the user at the touch surface; and
a processor configured to receive output signals from the sensor and the pressure sensor, generate a haptic control signal based on the output signals from the sensors, the haptic control signal having electrical characteristics, output the haptic control signal to at least one haptic output device of the plurality of haptic cells to cause the haptic output device to deform an associated haptic cell in response to the sensed deformation of the flexible layer and change at least one electrical characteristic of the haptic control signal based on the sensed resistance displayed by the haptic cell, the at least one electrical characteristic being selected from the group comprising magnitude, frequency, or duration, the changed haptic control signal controls the haptic output device to modify the resistance of the flexible layer to a desired resistance.
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Accused Products
Abstract
A user interface device includes a flexible layer comprising a touch surface configured to receive a touch by a user, a plurality of haptic cells covered by the flexible layer, each haptic cell comprising a haptic output device, a sensor configured to sense an amount and/or rate of deformation of the flexible layer when a user touches the touch surface, and a processor configured to receive an output signal from the sensor, generate a haptic control signal based on the output signal from the sensor, and output the haptic control signal to at least one haptic output device of the plurality of haptic cells to cause the haptic output device to deform an associated haptic cell in response to the sensed deformation of the flexible layer.
95 Citations
18 Claims
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1. A user interface device comprising:
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a flexible layer comprising a touch surface configured to receive a touch by a user; a plurality of haptic cells covered by the flexible layer, each haptic cell comprising a haptic output device; a sensor configured to sense an amount and/or rate of deformation of the flexible layer when a user touches the touch surface; a pressure sensor configured to sense a resistance displayed by the haptic cell to the user at the touch surface; and a processor configured to receive output signals from the sensor and the pressure sensor, generate a haptic control signal based on the output signals from the sensors, the haptic control signal having electrical characteristics, output the haptic control signal to at least one haptic output device of the plurality of haptic cells to cause the haptic output device to deform an associated haptic cell in response to the sensed deformation of the flexible layer and change at least one electrical characteristic of the haptic control signal based on the sensed resistance displayed by the haptic cell, the at least one electrical characteristic being selected from the group comprising magnitude, frequency, or duration, the changed haptic control signal controls the haptic output device to modify the resistance of the flexible layer to a desired resistance. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method comprising:
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sensing an amount and/or rate of displacement of a flexible layer of a user interface device with a sensor; sensing a resistance displayed by a haptic cell to a user of the user interface device with a pressure sensor; generating a haptic control signal based on the sensed amount and/or rate of displacement of the flexible layer with a processor, the haptic control signal having electrical characteristics; deforming the haptic cell with a haptic output device based on the haptic control signal; and changing at least one electrical characteristic of the haptic control signal based on the sensed resistance displayed by the haptic cell, the at least one electrical characteristic being selected from the group comprising magnitude, frequency, or duration, the changed haptic control signal controls the haptic output device to modify the resistance of the flexible layer to a desired resistance. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification