驱动电路
By alternately applying voltage through bridging and control circuits, and utilizing rectifier and energy storage components to move charge, the problem of energy waste when driving capacitive loads is solved, achieving efficient utilization of electrical energy and reduction of power consumption.
CN115250645BActive Publication Date: 2026-07-17TDK CORP
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- TDK CORP
- Filing Date
- 2021-02-26
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
In existing technologies, driving capacitive loads consumes a large amount of power and cannot effectively utilize the electrical energy stored in the capacitive load, resulting in energy waste.
Method used
By employing bridging and control circuits, and alternating the application of voltages with different polarities, rectifiers and energy storage components are used to move and store the charge of the capacitive load during voltage transitions, thereby reducing energy consumption.
Benefits of technology
It effectively utilizes the electrical energy of capacitive loads, reduces power consumption when driving capacitive loads, and improves energy utilization efficiency.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN115250645B_ABST
Abstract
本发明的桥接电路(30)向电容器(200)交替施加极性相互不同的第一电压和第二电压。二极管(41)连接于电容器(200)的一端。二极管(42)连接于电容器(200)的另一端。电容器(50)与二极管(41)和二极管(42)连接。控制电路(60)，以在施加于电容器(200)的电压从第一电压向第二电压过渡时，积蓄于电容器(200)的电荷经由二极管(41)向电容器(50)移动，并且在施加于电容器(200)施加的电压从第二电压向第一电压过渡时，积蓄于电容器(200)的电荷经由二极管(42)向电容器(50)移动的方式，控制桥接电路(30)所具备的多个开关元件。
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