Patent ID: 9585596
Date: 2017-03-07
CPC Classifications: A61B,G06K

Claim:
1. A method performed by an apparatus for capturing a medical image of an object to adjust a location of a table that supports the object, the method comprising: measuring respective distances between a plurality of detection units arranged along an axis in a longitudinal direction of the table and an operator-adjustable wireless device; calculating an axial distance on the axis between a reference point and the wireless device using the measured distances and respective locations of the plurality of detection units relative to the reference point; moving the table with respect to a gantry aperture of the apparatus based on the calculated axial distance, wherein, the wireless device comprises a radio frequency identification (RFID) tag, the plurality of detection units comprises a plurality of RFID readers, and the measuring comprises measuring a distance between each of the plurality of RFID readers and the RFID tag by tracking transmission and reception times of signals exchanged between the RFID tag and the RFID readers.