Method for measuring the degree of nasality
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1. Apparatus for measuring the degree of nasality in human voice sounds comprising means for independently isolating and measuring without leakage the exhaled air flow rate through the nose and the exhaled air flow rate through the mouth of a person resulting from a phonation, and means for determining the degree of nasality by comparing the air flow rates.
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Abstract
A method of measuring the degree of nasality in human voice sounds by independently isolating and measuring without leakage the exhaled air flow rate through the nose and the exhaled air flow rate through the mouth of a person resulting from the utterance of a sound and determining the ratio of the two air flow rates.
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8 Claims
- 1. Apparatus for measuring the degree of nasality in human voice sounds comprising means for independently isolating and measuring without leakage the exhaled air flow rate through the nose and the exhaled air flow rate through the mouth of a person resulting from a phonation, and means for determining the degree of nasality by comparing the air flow rates.
- 4. A method of measuring the degree of nasality comprising the steps of independently isolating and measuring without leakage the exhaled air flow rate through the nose and the exhaled air flow rate through the mouth of a person resulting from a phonation and determining the degree of nasality by comparing the air flow rates.
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