发明名称 Cartridge, recording apparatus, and method for determining amount of recording liquid remainder
摘要 A recording apparatus to which a recording liquid accommodating container having a recording liquid accommodating portion is mountable, wherein the recording liquid accommodating container including communicating means for bi-directional wireless communication with the recording apparatus, the recording apparatus including a communication antenna for wireless communication with the communicating means; wherein the communication antenna and the communicating means are adapted to be disposed opposed to each other with the recording liquid accommodating portion interposed therebetween, and wherein it is discriminated depending on a state of wireless communication between the communication antenna and the communicating means whether or not a remaining amount of the recording liquid in the recording liquid accommodating portion is not more than a predetermined amount.
申请公布号 US7841686(B2) 申请公布日期 2010.11.30
申请号 US20070790497 申请日期 2007.04.26
申请人 CANON KABUSHIKI KAISHA 发明人 KYOSHIMA MASAYUKI
分类号 B41J29/393 主分类号 B41J29/393
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