Jie Chen

Title: Jie Chen - Innovator in DTMF Signal Detection

Introduction

Jie Chen is a notable inventor based in North Potomac, MD (US). He has made significant contributions to the field of signal detection, particularly in the area of dual tone multifrequency (DTMF) signals. His innovative work has led to the development of a patented method and apparatus that enhances the detection of DTMF digits.

Latest Patents

Jie Chen holds a patent for an "Apparatus and method for dual tone multifrequency signal detection." This patent describes a DTMF digit detecting method and apparatus that includes a signal state identifier for determining the state of the received signal. The system is designed to identify whether the signal is in a DTMF-digit-detect state, a no-detect high-energy state, or a no-detect low-energy state. The invention also features a digit candidate identification processor that identifies a digit candidate based on specific conditions, ensuring accurate detection of DTMF digits.

Career Highlights

Jie Chen is currently employed at Hughes Electronics Corporation, where he applies his expertise in signal processing and detection technologies. His work at the company has allowed him to collaborate with other talented professionals in the field, contributing to advancements in electronic communication systems.

Collaborations

One of Jie Chen's notable coworkers is Shrirang Jangi. Together, they work on innovative projects that push the boundaries of technology in signal detection and processing.

Conclusion

Jie Chen's contributions to the field of DTMF signal detection exemplify the impact of innovative thinking in technology. His patented methods enhance the accuracy and reliability of signal detection systems, showcasing his role as a key inventor in this domain.