JianQuan Liao

Title: Innovations of JianQuan Liao

Introduction

JianQuan Liao is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of electronics, particularly in the development of methods and circuitry for various applications. With a total of 3 patents to his name, Liao continues to push the boundaries of innovation.

Latest Patents

Liao's latest patents include a "Method and circuitry for open load detection." This invention describes a method for determining whether there is an open load fault in a test circuit. The process involves closing a first switch to couple an input voltage to a first LC filter, which is connected to a ground. The second part of the invention involves closing a second switch to couple the input voltage to a second LC filter, also connected to a ground. The voltage across a discharge resistor falling below a reference voltage indicates an open load fault in the test circuit.

Another notable patent is the "Class-D amplifier with duty cycle control." This invention features an output driver, a pulse width modulator, an integrator, and duty cycle control circuitry. The output driver is designed to drive a loudspeaker, while the pulse width modulator and integrator work in tandem to control the output signal. The duty cycle control circuitry monitors the amplitude of the output signal and adjusts the average duty cycle accordingly.

Career Highlights

JianQuan Liao is currently employed at Texas Instruments Corporation, where he applies his expertise in electronics and innovation. His work has contributed to the advancement of various technologies in the industry.

Collaborations

Liao has collaborated with notable coworkers such as GuangYao Zhou and Yuqing Yang. Their combined efforts have led to significant advancements in their respective fields.

Conclusion

JianQuan Liao is a distinguished inventor whose work in electronics has led to valuable patents and innovations. His contributions continue to impact the industry positively.