X-RAY IMAGING SYSTEM, INFORMATION PROCESSING APPARATUS, METHODS FOR CONTROLLING X-RAY IMAGING SYSTEM AND INFORMATION PROCESSING APPARATUS, AND RECORDING MEDIUM

An X-ray imaging system comprises: an x-ray sensor including a wireless slave device and a first identification information communication unit that is associated with the wireless slave device; a wireless master device configured to wirelessly connect to the wireless slave device; a second identification information communication unit that is associated with the wireless master device and an x-ray tube that irradiates x-rays; and an identification information intermediating unit configured to receive and store identification information of the wireless slave device or on the wireless master device upon approaching one of the first and the second identification information communication units, and to transmit the identification information upon approaching the other one of the first and the second identification information communication units, wherein the wireless master device and the wireless slave device establish wireless connection based on the identification information.