Location History:
- Gyeonggi-do, KR (2018)
- Hwaseong-si, KR (2018 - 2020)
Company Filing History:
Years Active: 2018-2025
Title: Innovations of Jongjae Lee
Introduction
Jongjae Lee is a prominent inventor based in Hwaseong-si, South Korea. He has made significant contributions to the field of display technology, holding a total of 14 patents. His work primarily focuses on power control circuits and power supply devices for display devices.
Latest Patents
One of Jongjae Lee's latest patents is a power control circuit for display devices. This invention includes a display panel with pixels, data and gate drivers, and a timing controller that applies control signals to the drivers. The power management integrated circuit (PMIC) plays a crucial role by applying a driving voltage to the data and gate drivers. The timing controller detects the operational condition of the display panel and selects a stored power setting value to output to the PMIC. The PMIC consists of storage banks, a controller, and a power generator that determines and applies the driving voltage.
Another notable patent is a power supply device that includes a power circuit, feedback circuit, compensation circuit, and PWM controller. The power circuit generates an output voltage based on a PWM signal, while the feedback circuit outputs a feedback voltage. The compensation circuit compares a reference voltage with the feedback voltage and outputs a compensation signal. The PWM controller adjusts the duty ratio of the PWM signal based on this compensation signal, enhancing the performance of the power supply device.
Career Highlights
Jongjae Lee is currently employed at Samsung Display Co., Ltd., where he continues to innovate in display technology. His expertise in power management and circuit design has positioned him as a key contributor to advancements in the industry.
Collaborations
He has collaborated with talented coworkers such as Yanguk Nam and Sujin Kim, further enhancing the innovative environment at Samsung Display Co., Ltd.
Conclusion
Jongjae Lee's contributions to display technology through his patents and work at Samsung Display Co., Ltd. highlight his role as a leading inventor in the field. His innovations continue to shape the future of display devices.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.