Lejie Lu

Title: Innovations of Lejie Lu

Introduction

Lejie Lu is a prominent inventor based in San Diego, California. He has made significant contributions to the field of electronics, particularly in the development of advanced clock and data recovery circuits. With a total of three patents to his name, Lu's work showcases his expertise and innovative spirit.

Latest Patents

One of Lejie Lu's latest patents is the "Fast locking dual loop clock and data recovery circuits." This invention includes a frequency tracking loop with a first charge pump and a phase tracking loop with a second charge pump. The voltage-controlled oscillator responds to these loops in different operating modes, ensuring efficient clock recovery. The lock detector outputs an activation signal to indicate whether the circuit has acquired frequency lock, enhancing its reliability.

Another notable patent is the "Wideband rail-to-rail voltage controlled oscillator." This voltage-controlled oscillator features multiple voltage rails and a ring of cascaded inverters. It includes frequency band select circuits and VCO frequency control circuits, allowing for precise frequency adjustments. These innovations contribute to improved performance in various electronic applications.

Career Highlights

Lejie Lu is currently employed at Qualcomm Incorporated, a leading company in the telecommunications industry. His work at Qualcomm has allowed him to collaborate with other talented engineers and contribute to cutting-edge technology in the field.

Collaborations

Some of Lejie Lu's coworkers include Hao Liu and Yu Song. Their collaborative efforts have likely played a role in the successful development of innovative technologies at Qualcomm.

Conclusion

Lejie Lu's contributions to the field of electronics through his patents and work at Qualcomm highlight his role as an influential inventor. His innovative designs in clock recovery circuits and voltage-controlled oscillators demonstrate his commitment to advancing technology.