发明名称 |
Volumetric Measurement Device, System and Method |
摘要 |
An acoustic volume sensing device is disclosed. The device includes a housing comprising a reference volume chamber and a variable volume chamber, the reference volume chamber and the variable volume chamber connected by a resonant port, a first MEMS microphone located in acoustic relation to the variable volume chamber, a second MEMS microphone located in acoustic relation to the reference volume chamber, a MEMS speaker located in acoustic relation to the reference volume chamber, and a circuit board in electric connection with the first and second MEMS microphones and the MEMS speaker. |
申请公布号 |
US2016305809(A1) |
申请公布日期 |
2016.10.20 |
申请号 |
US201615187228 |
申请日期 |
2016.06.20 |
申请人 |
DEKA Products Limited Partnership |
发明人 |
Lanier Gregory R.;Kerwin John M.;Murphy Colin H.;Gray Larry B. |
分类号 |
G01F17/00;G01F23/296 |
主分类号 |
G01F17/00 |
代理机构 |
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代理人 |
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主权项 |
1. An acoustic volume sensing device comprising:
a housing comprising a reference volume chamber and a variable volume chamber, the reference volume chamber and the variable volume chamber connected by a resonant port; a first MEMS microphone located in acoustic relation to the variable volume chamber; a second MEMS microphone located in acoustic relation to the reference volume chamber; and a MEMS speaker located in acoustic relation to the reference volume chamber; wherein the device configured to measure a volume of fluid using acoustic volume sensing measurements, and wherein the measurements are taken at the same pressure. |
地址 |
Manchester NH US |