Yang Liu

Title: Innovations of Yang Liu in Downhole Technology

Introduction

Yang Liu is an accomplished inventor based in Cambridge, MA (US). He has made significant contributions to the field of downhole technology, particularly in the area of acoustic waveforms and beamforming techniques. With a total of 3 patents to his name, Liu's work has advanced the capabilities of tools used in well environments.

Latest Patents

Yang Liu's latest patents include innovative methods and tools designed for probing open-hole and cased-hole well environments. One of his notable inventions is a downhole tool that incorporates at least one transmitter, a receiver array, and a controller. This tool is designed to enhance the sensitivity of receiver elements by applying variable amplification and time delays to detected acoustic waveforms. The controller assigns specific amplification factors and time delays to the receiver elements, allowing for focused sensitivity in a desired zone-of-interest within a wellbore.

Another significant patent involves a method and downhole tool that utilizes beamforming to localize acoustic energy at a specific zone-of-interest within a wellbore. This tool features an array of transmitter elements that emit guided mode acoustic signals at variable amplitudes and time delays. By controlling these parameters, the transmitter elements can produce a focused acoustic beam, enhancing the effectiveness of wellbore probing.

Career Highlights

Yang Liu is currently employed at Schlumberger Technology Corporation, where he continues to innovate in the field of downhole technology. His work has been instrumental in developing advanced tools that improve the efficiency and accuracy of wellbore assessments.

Collaborations

Throughout his career, Liu has collaborated with notable colleagues, including Smaine Zeroug and Ralph Michael D'Angelo. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Yang Liu's contributions to downhole technology through his innovative patents have significantly impacted the industry. His work at Schlumberger Technology Corporation exemplifies the importance of advancements in wellbore probing techniques.