Company Filing History:
Years Active: 2013-2015
Title: Innovations by Chae Kwan Lee
Introduction
Chae Kwan Lee is a notable inventor based in San Jose, CA. He has made significant contributions to the field of wireless communication systems. With a total of 2 patents, his work focuses on enhancing the efficiency and reliability of communication technologies.
Latest Patents
One of his latest patents is titled "Methods and systems of AGC and DC calibration for OFDM/OFDMA systems." This invention provides methods and apparatus for automatic gain control (AGC) and DC calibration for orthogonal frequency-division multiplexing (OFDM) or orthogonal frequency division multiple access (OFDMA) systems. The goal is to avoid saturation of the analog-to-digital converter (ADC) in a radio frequency (RF) front end of a receiver. This innovation helps manage dynamic received signal power and prevents interruptions in communication links for DC calibration. Additionally, it aims to decrease quantization error in the RF front end.
Another significant patent by Chae Kwan Lee is "Methods and apparatus for synchronization and detection in wireless communication systems." This invention outlines a synchronization and detection method in a wireless device that includes performing coarse detection and synchronization with respect to a received signal. The method also incorporates fine detection and synchronization for the acquisition of the received signal. The results from the coarse detection and synchronization are utilized for the fine detection and synchronization process. Furthermore, the method includes tracking mode processing once the acquisition of the received signal is achieved.
Career Highlights
Chae Kwan Lee is currently employed at Qualcomm Incorporated, a leading company in the telecommunications industry. His work at Qualcomm has allowed him to contribute to cutting-edge technologies in wireless communication.
Collaborations
He has collaborated with notable coworkers such as Jong Hyeon Park and Bok Tae Sim, further enhancing the innovative environment at Qualcomm.
Conclusion
Chae Kwan Lee's contributions to wireless communication through his patents demonstrate his expertise and commitment to innovation. His work continues to influence the development of advanced communication systems.
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