Patent ID: 11877881
Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
Field: Measurement (Instruments)
Classification: CPC A  G | IPC A  G

Claim 3:
4. The system of claim 1, wherein
the signals obtained from the one or more arrays of noise detection units includes
first noise signals detected by a first array of noise detection units disposed in the scanning bore, at least part of the first noise signals resulting from an operation of gradient coils of the medical imaging apparatus; and
second noise signals near the real-time position of each of the at least one target portion, the second noise signals being detected by a second array of noise detection units; and

directing, based on the signals obtained from the one or more arrays of noise detection units, the one or more arrays of denoising units to produce the sound includes:
determining anti-noise signals based on the first noise signals and the second noise signals; and
directing the one or more arrays of denoising units to produce the sound in accordance with the anti-noise signals.