发明名称 Battery capacity display device and camera
摘要 A battery capacity display device for an electronic apparatus, includes: a nonvolatile storage unit that stores information related to a remaining capacity in a rechargeable battery output from a battery module having the rechargeable battery and an arithmetic operation unit that calculates the information related to the remaining capacity in the rechargeable battery based upon a value of an electrical current flowing to the rechargeable battery; a display unit that displays the remaining capacity in the rechargeable battery based upon the information related to the remaining capacity; and a display control unit that controls the display unit so as to display the remaining capacity based upon the information related to the remaining capacity stored at the storage unit at least until the information related to the remaining capacity is output from the battery module following a startup of the electronic apparatus.
申请公布号 US2005013604(A1) 申请公布日期 2005.01.20
申请号 US20040890992 申请日期 2004.07.15
申请人 NIKON CORPORATION 发明人 OGAWA HIDEHIRO
分类号 G01R31/36;(IPC1-7):G03B7/26 主分类号 G01R31/36
代理机构 代理人
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