Stethoscope apparatus and a method of processing breathing sounds produced by a subject
US10682117B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 4, 2018 |
| Grant date | Jun 16, 2020 |
| Priority date | — |
| Expiry date | Jan 4, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R3/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
According to an aspect, there is provided a stethoscope apparatus stethoscope apparatus, the stethoscope apparatus comprising a sound sensor for measuring sounds produced by the breathing of a subject and for outputting a sound signal representing the measured breathing sounds; an antenna for receiving a modulated electromagnetic signal from the body, wherein the modulated electromagnetic signal is modulated by movement of air, fluid and/or tissue in the body; a processing unit that is configured to receive the sound signal from the sound sensor and the modulated electromagnetic signal from the antenna; and normalise the sound signal using the modulated electromagnetic signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.