Chin-Chen Lee

Title: Innovative Contributions of Chin-Chen Lee in Power Line Communication

Introduction

Chin-Chen Lee, an accomplished inventor based in San Jose, CA, has made significant strides in the field of power line communication. With a total of six patents to his name, Lee has focused primarily on advancing technologies that facilitate data transmission over power lines while mitigating interference issues.

Latest Patents

His most recent patents include groundbreaking inventions that enhance power line communication (PLC) systems. One notable patent involves a PLC apparatus designed to avoid determinable interference harmonics. This invention introduces a method wherein a carrier is derived to circumvent interference created by television and other signals. By utilizing redundant carriers placed between these interference harmonics, Lee's invention optimizes data transmission efficiency. The implementation of a waveshaping and modulation circuit plays a critical role in generating a modulated data waveform for effective output over the power line. Additionally, a complex reception system employing matched filters helps separate the received data from interference, ensuring clarity.

Another significant patent involves the reconstruction of signals through redundant channels. This technology enables data to be transmitted on two carriers, allowing for the selection of a channel with the lesser noise for improved communication quality. If noise levels are comparable, the system combines signals from both channels, further enhancing reliability for users.

Career Highlights

Chin-Chen Lee’s professional journey includes valuable contributions to notable companies in the tech industry, such as Echelon Corporation and Racal Data Communications Inc. His work has been pivotal in advancing the field of communication technologies, particularly in developing systems for efficient data transmission.

Collaborations

Throughout his career, Lee has collaborated with industry experts, including Howard W Johnson and Amy O Hurlbut. These partnerships have undoubtedly contributed to his innovative thinking and the successful realization of his inventions.

Conclusion

In summary, Chin-Chen Lee stands out as a prominent inventor whose work in power line communication is both impactful and innovative. His dedication to improving data transmission processes while addressing interference challenges showcases the importance of ingenuity in technology. With several patents to his name, Lee’s contributions continue shaping the landscape of communication technology, making it more reliable and efficient.