发明名称 Recording and indicating the state of an apparatus remotely
摘要 A system for indicating a past state of an apparatus through the use of a remote device by indicating the state with the remote device whether or not the remote device is still within communications range of the apparatus. In one embodiment, an indication can be made as to whether or not a vehicle door has been locked by providing such an indication at a remote keyless entry key remote control.
申请公布号 US2004061604(A1) 申请公布日期 2004.04.01
申请号 US20020260810 申请日期 2002.09.30
申请人 IBM CORPORATION 发明人 GILES JAMES RYAN
分类号 B60R25/00;G07C9/00;(IPC1-7):G08B1/08 主分类号 B60R25/00
代理机构 代理人
主权项
地址