Drive circuit, electronic product, control method, medium and device

CN122178900APending Publication Date: 2026-06-09SHANGHAI ANALOGWIN SEMICONDUCTOR CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI ANALOGWIN SEMICONDUCTOR CO LTD
Filing Date
2024-12-09
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

Traditional drive circuits suffer from low output voltage, small output range, and poor accuracy and stability, making it difficult to meet the application requirements of real-world scenarios, especially in touch feedback devices, which leads to increased circuit size and energy consumption.

Method used

It adopts a combined structure of boost unit, logic unit and output unit, uses charge pump structure for boost processing, and controls the input waveform through logic unit and output unit to realize high voltage, wide output range and high precision drive circuit.

Benefits of technology

A high-voltage, wide-output-range, and high-stability drive circuit was developed, reducing energy consumption and circuit size, and meeting the high-voltage drive requirements of load devices.

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Abstract

Embodiments of the present application provide a driving circuit, an electronic product, a control method, a medium and equipment. The driving circuit comprises a boosting unit, a logic unit and an output unit. The boosting unit is configured to perform boosting processing on a received input waveform to output a boosted waveform; the input end of the logic unit is connected to the input end of the boosting unit, and the logic unit is configured to output a logic signal according to the received input waveform; and the input end of the output unit is connected to the output end of the boosting unit, and the output unit is configured to receive the boosted waveform and control the output of the boosted waveform according to the logic signal output by the logic unit. Therefore, the technical effects of precise output with high voltage and high stability, wide output range and small volume of the driving circuit can be achieved.
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