发明名称 Character set expansion
摘要 A method of, and system for, increasing the number of characters available to be printed with a single print element. If a printer is printing from storage and the character being presented to the printer does not match the print element in use, a determination is made as to whether the character is in fact available on the element. If so, the character is caused to be printed. If not, a determination is made as to whether the presented character can be constructed from characters existing on the print element. If so, construction is caused to occur to avoid a print element change. If, however, the presented character does not exist on the print element and cannot be constructed from characters that do exist on the print element, a requirement for a print element change is signalled. Following a change, printing will continue with the new print element as long as characters are available, or can be constructed from available characters. As such, throughput is improved and required operator attention is diminished.
申请公布号 US4359286(A) 申请公布日期 1982.11.16
申请号 US19800208748 申请日期 1980.11.20
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 BARNES, JOHNNY G.;WALDO, PAUL D.
分类号 G06F3/12;B41J2/22;B41J5/44;B41J7/34;B41J25/24;G06F17/21;G06K15/00;(IPC1-7):B41J5/30;G06K9/70 主分类号 G06F3/12
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