Handwritten character recognition apparatus

Image analysis – Pattern recognition – On-line recognition of handwritten characters

Reexamination Certificate

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Details

C382S187000, C382S314000

Reexamination Certificate

active

06931153

ABSTRACT:
A handwritten character recognition apparatus has a character string input area of a size that allows a user to hand write a plurality of characters thereon using a stylus. A coordinate detection unit extracts a coordinate string for each stroke that forms the handwritten character string. An input completion judgement unit judges an immediately preceding handwritten character string to be complete if a time difference between a last coordinate of an immediately preceding stroke and a first coordinate of a stroke being input is at least a predetermined time, when the first coordinate of the stroke is detected in a first area of the character string input area. A character segmentation unit segments a stroke string for each character from all the strokes of the previously input hand written character string from which a character recognition unit recognizes each character and outputs a character string which is the recognition result.

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patent: 5864636 (1999-01-01), Chisaka
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patent: 61097790 (1986-05-01), None
patent: 01068896 (1989-03-01), None
patent: 8-249432 (1996-09-01), None
patent: 11-25224 (1999-01-01), None
Machine Translation of JP 08249423 (Sep. 27, 1996, Miyashita).
Machine Translation of JP 11025224 (Jan. 29, 1999, Kawamura et al).
English Abstract of JP 61097790 A (May 16, 1986, Watari).
English Abstract of JP 01068896 A (Mar. 14, 1989, Kamei).
Dictionary.com/operable, http://dictionary.reference.com/search?q=operable, printed Feb. 25, 2004, pp. 1-3.

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