发明名称 Buffer memory with two storage areas, cartridge and image forming apparatus using the same; memory control method for double-checking an update, program and computer-readable recording medium therefor
摘要 <p>An image forming apparatus in which a non-volatile memory has a first storage area for storing information data of predetermined unit size and a second storage area for storing status information related to the image formation as bit-unit data. A printer control unit, which controls writing/reading of the information related to image formation to/from the memory, stores the information related to image formation, stored in the first storage area as the predetermined unit data, as compressed bit-unit status data into said second storage area. <IMAGE></p>
申请公布号 EP1383014(B1) 申请公布日期 2015.03.25
申请号 EP20030012796 申请日期 2003.06.05
申请人 CANON KABUSHIKI KAISHA 发明人 CHIHARA, HIROSHI
分类号 G03G21/18;G03G15/00;G06F11/00;G06F11/10 主分类号 G03G21/18
代理机构 代理人
主权项
地址