17992291. ELECTRONIC DEVICE INCLUDING POWER SUPPLY CIRCUIT simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)
Contents
ELECTRONIC DEVICE INCLUDING POWER SUPPLY CIRCUIT
Organization Name
Inventor(s)
Hangseok Choi of Suwon-si (KR)
ELECTRONIC DEVICE INCLUDING POWER SUPPLY CIRCUIT - A simplified explanation of the abstract
This abstract first appeared for US patent application 17992291 titled 'ELECTRONIC DEVICE INCLUDING POWER SUPPLY CIRCUIT
Simplified Explanation
The abstract describes an electronic device with a power supply circuit that provides different voltages to a display module and a regulator based on the battery's input voltage. The power supply circuit includes two power circuits, multiple switch elements, capacitors, and an inductor. The switch control circuit controls the switching operation of the power supply circuit.
- The electronic device includes a power supply circuit that provides different voltages to the display module and regulator.
- The power supply circuit has two power circuits, multiple switch elements, capacitors, and an inductor.
- The switch control circuit controls the switching operation of the power supply circuit.
- The first power circuit charges and discharges capacitors and inductor to provide output currents to the display module.
- The second power circuit converts the battery's input voltage to provide a second voltage to the display module.
Potential applications of this technology:
- This power supply circuit can be used in various electronic devices that require different voltages for display modules and regulators.
- It can be applied in smartphones, tablets, laptops, and other portable electronic devices.
Problems solved by this technology:
- The power supply circuit efficiently provides different voltages to the display module and regulator based on the battery's input voltage.
- It ensures stable and reliable power supply for the electronic device.
Benefits of this technology:
- The power supply circuit optimizes power usage and extends battery life.
- It provides a stable and consistent power supply to the display module and regulator.
- The circuit design allows for efficient charging and discharging of capacitors and inductor, reducing power loss.
Original Abstract Submitted
An electronic device including a power supply circuit according to the disclosure may include: a battery; a display module including a display panel; a regulator; a power supply circuit configured to: based on an input voltage of the battery, provide a first voltage and a second voltage to the display module, and provide a third voltage to the regulator; and a switch control circuit configured to: control a switching operation of the power supply circuit, wherein the power supply circuit includes: a first power circuit and a second power circuit, wherein the first power circuit includes multiple switch elements, a first capacitor, a second capacitor, a third capacitor, and a first inductor, and is configured to: for a first time interval, based on a drive signal of the switch control circuit, charge the first capacitor and the second capacitor, based on a current of the first inductor and discharge the third capacitor to provide a first output current to the display module, and for a second time interval, based on a drive signal of the switch control circuit, charge the third capacitor and discharge the first capacitor and the second capacitor to provide the first output current and a second output current to the display module, and wherein the second power circuit is configured to: convert a voltage level of the input voltage of the battery to provide a second voltage to the display module.
