US Patent Application 18343899. RESONANT POWER SUPPLY, PRIMARY-SIDE FEEDBACK EXCITATION POWER SUPPLY CONTROLLER, METHOD, AND CONTROL APPARATUS simplified abstract

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RESONANT POWER SUPPLY, PRIMARY-SIDE FEEDBACK EXCITATION POWER SUPPLY CONTROLLER, METHOD, AND CONTROL APPARATUS

Organization Name

HUAWEI TECHNOLOGIES CO., LTD.


Inventor(s)

Wingto Fan of Dongguan (CN)

Shuangquan Chen of Shenzhen (CN)

Weiliang Shu of Dongguan (CN)

Yunhe Mao of Shenzhen (CN)

RESONANT POWER SUPPLY, PRIMARY-SIDE FEEDBACK EXCITATION POWER SUPPLY CONTROLLER, METHOD, AND CONTROL APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18343899 titled 'RESONANT POWER SUPPLY, PRIMARY-SIDE FEEDBACK EXCITATION POWER SUPPLY CONTROLLER, METHOD, AND CONTROL APPARATUS

Simplified Explanation

The patent application describes a resonant power supply system and method for converting direct current into alternating current using a bridge circuit and an LC series resonant network.

  • The resonant power supply includes a bridge circuit that converts direct current from a power supply into a square wave signal.
  • An LC series resonant network is connected to the bridge circuit and a primary-side winding.
  • The LC series resonant network converts the square wave signal into an alternating current.
  • The alternating current, which includes an input voltage and an input current, is output to the primary-side winding.


Original Abstract Submitted

A resonant power supply, a primary-side feedback excitation power supply controller, a method, and a control apparatus are disclosed. In the resonant power supply, a bridge circuit is electrically connected to a power supply. The bridge circuit is configured to convert, based on a drive signal, a direct current provided by the power supply into a square wave signal. An LC series resonant network is electrically connected to the bridge circuit and a primary-side winding. The LC series resonant network is configured to convert the square wave signal into an alternating current, and output the alternating current to the primary-side winding. The alternating current includes an input voltage Vt and an input current I.