Qing Li

Title: Innovations of Qing Li in Integrated Circuit Technology

Introduction

Qing Li is a notable inventor based in Mesa, AZ (US), recognized for her contributions to integrated circuit technology. With a focus on enhancing the performance of crystal oscillators, she has made significant strides in the field of electronics.

Latest Patents

Qing Li holds a patent for an "Integrated circuit crystal oscillator having digital automatic gain control comprising oscillation detection and amplitude control loops." This innovative design features a crystal oscillator coupled to a digital automatic gain control (AGC) system. The AGC includes oscillation detection and amplitude control loops, which work together to optimize the performance of the oscillator. The oscillation detection loop increases the transconductance (gm) of the oscillator transistor until oscillation is detected. Subsequently, the amplitude control loop monitors the oscillation amplitudes, compares them to voltage references, and generates digital signals to maintain a constant oscillation waveform amplitude. This patent represents a significant advancement in ensuring loop stability and oscillator reliability.

Career Highlights

Qing Li has made a remarkable impact in her role at Microchip Technology Inc., where she continues to innovate and develop cutting-edge technologies. Her work has contributed to the advancement of integrated circuits, particularly in the area of crystal oscillators.

Collaborations

Qing Li collaborates with talented professionals such as Ajay Kumar and Hyunsoo Yeom, enhancing the innovative capabilities of her team. Their combined expertise fosters a creative environment that drives technological advancements.

Conclusion

Qing Li's contributions to integrated circuit technology, particularly through her patented innovations, highlight her role as a leading inventor in the field. Her work continues to influence the development of reliable electronic components.