X-RAY DETECTOR, X-RAY IMAGING APPARATUS AND CONTROL METHOD

• Main Authors: LEE SEONG-DEOK, LEE JAE HAK, SUNG YOUNG-HOON, KANG DONG-KU
• Format: Patent
• Language: English; Japanese
• Published: 04.06.2015
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEASUREMENT OF NUCLEAR OR X-RADIATION; MEASURING; MEDICAL OR VETERINARY SCIENCE; PHYSICS; SURGERY; TESTING

PROBLEM TO BE SOLVED: To provide an X-ray detector capable of independently controlling a frame rate for each region, an X-ray imaging apparatus having the same, and a method of controlling the same.SOLUTION: An X-ray detector 100 including a plurality of pixels which are two-dimensionally arranged and configured to output an electrical signal corresponding to incident X-rays includes a plurality of gate lines configured to connect the plurality of pixels in a row direction, a plurality of data lines configured to connect the plurality of pixels in a column direction, a read-out circuit 130 configured to read out the electrical signal from the plurality of pixels through the plurality of data lines, and a switcher 140 configured to turn on and off the connection between each of the plurality of data lines and the read-out circuit 130 independently of the other data lines. 【課題】領域ごとにフレームレートを独立的に制御可能なＸ線検出器、これを含むＸ線映像装置及びその制御方法を提供する。【解決手段】２次元に配列して入射されたＸ線に対応される電気的信号を出力する複数のピクセルを含むＸ線検出器１００は、前記複数のピクセルを行（ｒｏｗ）方向に接続する複数のゲートラインと、前記複数のピクセルを列（ｃｏｌｕｍｎ）方向に接続する複数のデータラインと、前記複数のデータラインを介して前記複数のピクセルから電気的信号を読み出す読み出し回路１３０と、前記複数のデータラインと前記読み出し回路１３０との接続をデータラインごとに独立的にオン／オフするスイッチング部１４０を含む。【選択図】図２