Patent 10551925 was granted and assigned to Electronics and Telecommunications Research Institute on February, 2020 by the United States Patent and Trademark Office.
Disclosed are a method and an apparatus for generating a tactile sensation. The method of generating the tactile sensation according to an embodiment of the present disclosure may include: determining a tactile sensation information; generating wave signals associated with each tactile sensation information; generating ultrasonic driving signals in which phases and output timings of the wave signals are adjusted based on frequencies and a number of the wave signals; and generating the tactile sensation associated with the ultrasonic driving signals.