发明名称 FONT DATA MEMORY SYSTEM AND SEMAPHORE
摘要 PURPOSE:To reduce a storage capacity of fonts by storing a common pattern obtained by extracting common parts of a plurality of character patterns and a pattern of a difference between the character patterns and the common pattern when a plurality of similar character patterns are stored. CONSTITUTION:A plurality of similar character patterns such as character patterns 1a-1c of 'I', '1', 'l' are obtained by synthesizing a common pattern 2 obtained by extracting common parts of these three patterns and different patterns 3a-3c obtained by extracting data of a difference between the patterns 1a-1c and the pattern 2. When the plurality of the similar patterns 1a-1c are stored, the pattern 2 extracted at the common parts of the patterns 1a-1c and the patterns 3a-3c of the patterns 1a-1c and the common pattern are stored. Thus, a storage capacity of fonts is reduced.
申请公布号 JPH06320807(A) 申请公布日期 1994.11.22
申请号 JP19930132973 申请日期 1993.05.11
申请人 CANON INC 发明人 TATEBE HIROSHI
分类号 B41J5/44;G06F3/12;G06F17/21 主分类号 B41J5/44
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