Ta-Chung Wu

Title: Ta-Chung Wu: Innovator in Vertical-Cavity Surface-Emitting Lasers

Introduction

Ta-Chung Wu is a prominent inventor based in Sunnyvale, CA, known for his significant contributions to the field of semiconductor technology. He holds a total of five patents, showcasing his expertise and innovative spirit in developing advanced laser technologies.

Latest Patents

Among his latest patents is the "Tunnel junction for GaAs based VCSELs and method therefor." This invention involves a vertical-cavity surface-emitting laser (VCSEL) with a substrate made of GaAs. The design includes a pair of mirrors, with one mirror formed on the substrate, and a tunnel junction situated between the mirrors. Another notable patent is the "Pillar confined backside emitting VCSEL." This invention features a backside VCSEL with a substrate, where a first mirror device is formed on the substrate, followed by an active region and a second mirror device. A pillar is created using directional Inductive Coupled Plasma-Reactive Ion Etcher (ICP-RIE), which exposes portions of the mirror devices and the active region, facilitating enhanced performance.

Career Highlights

Ta-Chung Wu is currently associated with Oepic Semiconductors, Inc., where he continues to push the boundaries of laser technology. His work has been instrumental in advancing the capabilities of VCSELs, which are crucial for various applications in telecommunications and data transmission.

Collaborations

He has collaborated with notable colleagues, including Majid L Riaziat and Yi-Ching Pao, contributing to a dynamic and innovative work environment.

Conclusion

Ta-Chung Wu's contributions to the field of semiconductor technology, particularly in VCSELs, highlight his role as a leading inventor. His patents reflect a commitment to innovation and excellence in engineering.