Peng Cheng

Title: **Inventor Profile: Peng Cheng**

Introduction

Peng Cheng is an innovative inventor based in South Burlington, VT, who has made significant contributions to the field of electronics and circuit design. With a total of 13 patents to his name, Cheng has developed cutting-edge technologies that enhance the performance and efficiency of electronic devices.

Latest Patents

Among his latest inventions, Cheng has developed a high loop-gain pHEMT regulator for linear RF power amplifiers. This voltage regulator circuitry includes a first gain stage, a second gain stage, and a feedback stage that work in tandem to tightly regulate the output voltage. The design ensures that the output voltage remains stable despite any process variations present in the devices. To optimize performance, the voltage regulator circuitry is fabricated using a pseudomorphic high electron mobility transistor (pHEMT) process. This approach reduces the size of the circuitry while providing quick turn-on times and low quiescent current. Additionally, Cheng has designed bias circuitry that features a reference current generator and a reference current governor, utilizing field effect transistors (FETs) to maintain a precise reference current within a desired range.

Career Highlights

Peng Cheng has had an impressive career, having worked for renowned companies such as International Business Machines Corporation (IBM) and Globalfoundries Inc. His experience in these organizations has helped him hone his skills and contribute to the advancement of electronic technologies.

Collaborations

Throughout his career, Cheng has collaborated with notable professionals in the field, including colleagues Qizhi Liu and Vibhor Jain. These collaborations have fostered an environment of innovation and shared knowledge, allowing for the development of advanced electronic solutions.

Conclusion

Peng Cheng's contributions to the field of electronics through his inventions and patents are a testament to his dedication and expertise. His work continues to influence the industry, paving the way for future innovations in electronic circuitry and regulation technologies. With a solid foundation built on collaboration and experience, Cheng remains a key figure in the realm of electronic invention.