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A kind of li-ion cell protection system and guard method
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A kind of driving control system of LED display module
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Switching Power Supply controls chip and its adaptive gauze voltage compensating circuit
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A kind of AC-DC chip self-powered circuit and charger
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Substrate switching circuit for li-ion cell protection
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A kind of LED display row scanning control system and its control method
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A kind of primary side feedback Switching Power Supply control chip, control system and charger
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LED display eliminates driving method, driving circuit and the LED display of ghost
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A kind of LED display driving output blanking clamp circuit and LED display
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Has the power adapter of self-powered controlling mechanism
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A kind of filter switches the filter switching circuit and monitoring device of chip, video camera
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