Patent ID: 7365337

Claim:
A radiographic image detection device, which has a plurality of states of operation and detects irradiated radiation to obtain radiographic image information, the detection device comprising: a power supply source comprising a rechargeable or replaceable battery to supply power to a plurality of units driven by the power; a status memory to store information of operation concerning the state of operation after end of charging or replacing the battery; and a control unit that controls operation of the units driven by the power in response to the information of operation stored in the status memory after the end of charging or replacing the battery; wherein the plurality of states of operation include: an imaging ready state in which the detection device is capable of detecting the radiation; an imaging standby state which requires less power consumption than the imaging ready state and in which power is supplied to at least one of the units driven by the power; and an imaging stop state in which power supply is stopped for all of the units driven by the power; and wherein the imaging standby state has a plurality of imaging standby modes having different power consumption.