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Registered APPARATUS AND METHOD FOR CHARACTER RECOGNITION USING ACCELERATION SENSOR

가속도 센서를 이용한 문자 인식 방법
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Inventors
Jaecheol Sim, Sohn Jong Moo, Cho Kee Seong
Application No.
11633180 (2006.12.04)
Publication No.
20070133881 (2007.06.14)
Registration No.
7796819 (2010.09.14)
Country
UNITED STATES
Abstract
Provided are an apparatus and method for character recognition that analyze three-dimensional motion of a user using an acceleration sensor and thereby perform character input and character recognition. The apparatus and method easily discern each stroke on the basis of a direction of motion at the beginning portion and end portion of the stroke, and recognize a character using a combination of the strokes, thereby enabling realization of a small-sized motion-based character input system.
KSP Keywords
Acceleration Sensor, Character input, Input System, Motion-based, Small-sized, Three dimensional(3D), Three-dimensional motion, character recognition, direction of motion