Location History:
- Pingzhen, TW (2011)
- Taipei, TW (2011)
- Hsinchu, TW (2009 - 2018)
- Zhubei, TW (2019)
Company Filing History:
6 out of 1,198 
1 out of 1,326 
1 out of 1,223 Years Active: 2009-2025
Title: Tien-Chang Lu: Innovator in Photonic Crystal Laser Technology
Introduction
Tien-Chang Lu is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of photonic crystal laser technology, holding a total of 8 patents. His work focuses on developing advanced laser devices that have the potential to revolutionize light sources.
Latest Patents
Among his latest patents is the "Photonic Crystal Surface Emitting Laser Device." This innovative device includes at least one photonic crystal surface emitting laser unit, which comprises a light-emitting layer, a photonic crystal layer, a doped semiconductor layer, and a diffractive grating. The light-emitting layer is designed to emit a light beam, while the photonic crystal layer is positioned on one side of the light-emitting layer. The doped layer is located on the opposite side, and the diffractive grating is placed on either the photonic crystal layer or the doped semiconductor layer.
Another notable patent is the "Two-Dimensional Photonic Crystal Surface-Emitting Laser with Transparent Conductive Cladding Layer." This invention features a two-dimensional photonic crystal region created through an etching process, consisting of multiple periodic air-holes with an appropriate duty cycle. A transparent conductive oxide layer is deposited on top of the entire two-dimensional photonic crystal structure, forming a current spreading layer. This design optimizes the configuration and process conditions of the transparent conductive oxide layer, enhancing optical confinement and achieving low threshold, small divergence angle, and high-quality laser output.
Career Highlights
Tien-Chang Lu has worked with esteemed institutions, including National Yang Ming Chiao Tung University and Lite-On Technology Corporation. His experience in these organizations has allowed him to further his research and development in photonic technologies.
Collaborations
He has collaborated with notable colleagues such as Hao-Chung Kuo and Shing-Chung Wang, contributing to advancements in the field of laser technology.
Conclusion
Tien-Chang Lu's innovative work in photonic crystal laser technology showcases his expertise and dedication to advancing the field. His patents reflect a commitment to developing high-quality light sources that meet the demands of next-generation applications.