US 2025/0359829 A1 · COMPUTED TOMOGRAPHY (CT) IMAGING SYSTEM GANTRY MOTION DETECTION

Abstract

A computed tomography imaging system includes a gantry and a rotating frame rotatably supported in the gantry and carrying at least one component for producing, transmitting or receiving X-ray radiation, a first motion sensor configured to sense a first motion of the gantry in a first plane and generate a first signal indicative of the first motion and that has a first noise floor, a second motion sensor configured to concurrently sense the first motion of the gantry in the first plane and generate a second signal indicative of the first motion and that has a second noise floor, and motion signal processing circuitry configured to combine the first signal and the second signal to generate a first combined signal indicative of the first motion, wherein the first combined signal has a third noise floor that is lower than the first noise floor and the second noise floor.

Claims20

Dependent claims

A computed tomography imaging system, comprising:

a gantry;
a rotating frame rotatably supported in the gantry and carrying at least one component for producing, transmitting or receiving X-ray radiation;
a first motion sensor configured to sense a first motion of the gantry in a first plane and generate a first signal indicative of the first motion, wherein the first signal has a first noise floor;
a second motion sensor configured to concurrently sense the first motion of the gantry in the first plane and generate a second signal indicative of the first motion, wherein the second signal has a second noise floor;
and
motion signal processing circuitry configured to combine the first signal and the second signal to generate a first combined signal indicative of the first motion, wherein the first combined signal has a third noise floor that is lower than the first noise floor and the second noise floor.

3 more elements

A computer-implemented method, comprising:

detecting a first motion of a gantry of a computed tomography imaging system in a first plane with a first motion sensor;
generating a first signal indicative of the first motion, wherein the first signal has a first noise floor;
detecting, concurrently with detecting the first motion with the first motion sensor, the first motion of the gantry with a second motion sensor;
generating a second signal indicative of the first motion, wherein the second signal has a first noise floor;
and
combining the first signal and the second signal into a first combined signal, wherein the first combined signal has a third noise floor that is lower than the first noise floor and the second noise floor.

3 more elements

A computer readable medium encoded with computer executable instructions, which, when executed by a processor, causes the processor to:

detect a first motion of a gantry of a computed tomography imaging system in a first plane with a first motion sensor;
generate a first signal indicative of the first motion, wherein the first signal has a first noise floor;
detect, concurrently with detecting the first motion with the first motion sensor, the first motion of the gantry with a second motion sensor;
generate a second signal indicative of the first motion, wherein the second signal has a first noise floor;
and
combine the first signal and the second signal into a first combined signal, wherein the first combined signal has a third noise floor that is lower than the first noise floor and the second noise floor.

3 more elements

Dependencies are inferred from the claim text.

Computed tomography (ct) imaging system gantry motion detection

Life of this patent

Computed tomography (ct) imaging system gantry motion detection

Life of this patent

Abstract

Claims20