18609917. CHARGE PUMP CIRCUIT simplified abstract (LAPIS Technology Co., Ltd.)
Contents
CHARGE PUMP CIRCUIT
Organization Name
Inventor(s)
Shintaro Motoki of Kanagawa (JP)
CHARGE PUMP CIRCUIT - A simplified explanation of the abstract
This abstract first appeared for US patent application 18609917 titled 'CHARGE PUMP CIRCUIT
Simplified Explanation:
The patent application describes a charge pump circuit that includes a booster circuit with capacitors connected to a DC power supply and a smoothing section with additional capacitors. The circuit operates based on clock signals to boost and smooth the power supply voltage.
- The circuit includes a booster section with N capacitors and a smoothing section with N-1 capacitors.
- Capacitors in the booster section are connected to the DC power supply and a reference potential terminal based on clock signals.
- Capacitors in the smoothing section are connected in a specific sequence to regulate the output voltage.
Key Features and Innovation:
- Utilizes a combination of capacitors in the booster and smoothing sections for voltage boosting and smoothing.
- Clock signal-controlled switching ensures efficient operation of the charge pump circuit.
Potential Applications:
- Power management systems
- Voltage regulation circuits
- Portable electronic devices
Problems Solved:
- Efficient voltage boosting and smoothing
- Controlled power supply operation
Benefits:
- Improved power efficiency
- Enhanced voltage regulation
- Compact circuit design
Commercial Applications:
The technology can be applied in various commercial products such as smartphones, IoT devices, and battery-powered gadgets for efficient power management and voltage regulation.
Prior Art:
Prior art related to charge pump circuits and voltage regulation techniques can be found in academic research papers, patents, and industry publications. Researchers and engineers in the field of power electronics and integrated circuits may have explored similar concepts.
Frequently Updated Research:
Ongoing research in the field of power electronics focuses on improving the efficiency and performance of charge pump circuits for various applications. Researchers are exploring novel capacitor configurations and control strategies to enhance voltage regulation and power conversion.
Questions about Charge Pump Circuits:
1. What are the key components of a charge pump circuit? 2. How does clock signal control impact the operation of a charge pump circuit?
Original Abstract Submitted
A charge pump circuit includes a DC power supply VDD, a booster circuit including a booster section and a smoothing section. The booster section includes N capacitors, and the smoothing section includes N−1 capacitors. When a time Tis indicated by the clock signals, one side of an icapacitor of the booster section is connected to the DC power supply and an other side of the icapacitor is connected to a reference potential terminal. When a time Tis indicated, the one side is connected to a first capacitor of the smoothing section and the other side is connected to the DC power supply. When a time Tis indicated, the one side is connected to one side of a jcapacitor of the smoothing section and the other side is connected to one side of a j−1capacitor of the smoothing section.
