发明名称 Electrical apparatus capable of being connected to plural kinds of peripheral devices
摘要 A recording apparatus capable of being connected to plural kinds of recording devices alternatively, comprising: connecting unit for connecting the plural kinds of recording devices alternatively; battery for supplying electrical energy to the connected recording device via the connecting unit; memory unit for storing a plurality of minimum potential values each of which is necessary for operating each of the plurality of recording devices; comparing unit for comparing the potential of the battery to be provided against each of the plurality of minimum potential values; and notification unit for notifying usable recording device or devices for recording out of the plural kinds of recording devices or devices on the basis of a comparison result by the comparing unit.
申请公布号 US5838577(A) 申请公布日期 1998.11.17
申请号 US19940347869 申请日期 1994.12.01
申请人 CANON KABUSHIKI KAISHA 发明人 TOKANO, KANEYOSHI
分类号 H04N5/225;G11B19/12;H02J1/14;H02J7/00;H04N1/00;H04N1/21;H04N5/93;(IPC1-7):G11B33/10;H04N5/907 主分类号 H04N5/225
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