| 摘要 |
An X-ray sensor according to an embodiment of the present invention comprises: a detecting unit which generates an electrical signal for each location proportional to the amount of X-ray incidence; a battery charged by charging current and supplying power to the X-ray detecting unit; and a charge-control unit which generates the charging current using a first power voltage wherein the amount of the charging current is controlled depending on whether the X-ray detecting unit is turned on or off. [Reference numerals] (110) Controller; (120) Charge-control unit; (150) X-ray detecting unit; (160) Voltage regulator; (170) External power; (B) Battery |
