System for detecting battery electric quantity and mobile phone thereof
The hand-held electronic device uses a control judgment module to control the pulse width modulation signal of the hand-held electronic device, and uses a charging-discharging unit and a comparison unit to detect the battery power state of the hand-held electronic unit.
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The hand-held electronic device uses a control judgment module to control the pulse width modulation signal of the hand-held electronic device, and uses a charging-discharging unit and a comparison unit to detect the battery power state of the hand-held electronic unit. |
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