Airtight-level sensor and electronic apparatus having the same
An airtight-level sensor and electronic apparatus having the same is provided. The airtight-level sensor comprises an air pump, a sound generator, and a sound receiving and processing apparatus. The air pump comprises an inlet valve and an outlet valve, the sound generator is disposed near the outle...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | An airtight-level sensor and electronic apparatus having the same is provided. The airtight-level sensor comprises an air pump, a sound generator, and a sound receiving and processing apparatus. The air pump comprises an inlet valve and an outlet valve, the sound generator is disposed near the outlet valve to generate a sound wave corresponding to an airflow blown from the outlet valve, and the sound receiving and processing apparatus is disposed near the sound generator to receive the sound wave generated therefrom and determines an airtight-level of an airtight chamber wherein the airtight-level sensor is disposed. |
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