Company Filing History:
Years Active: 2001
Title: Yi-Tsung Chang: Innovator in Gallium Nitride Technology
Introduction
Yi-Tsung Chang is a prominent inventor based in the Pei-Tou Area of Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in the development of gallium nitride-based devices. His innovative work has led to advancements in blue light emitting diodes (LEDs), which are crucial for various applications in modern electronics.
Latest Patents
Yi-Tsung Chang holds a patent for a manufacturing method of gallium nitride-based blue light emitting diode (LED) ohmic electrodes. This patent describes a manufacturing method and its structure for creating ohmic electrodes and a transparent conductive layer (TCL). The process involves forming a thin composite layer upon P-type gallium nitride and a composite thin film ohmic electrode upon both P-type and N-type gallium nitride epitaxial layers. Heat treatment is applied to optimize the ohmic properties and transparency, ensuring uniform current dispersion throughout the N-type electrode. This innovation is pivotal for enhancing the performance and efficiency of blue LEDs.
Career Highlights
Yi-Tsung Chang is associated with Formosa Epitaxy Incorporation, where he continues to push the boundaries of semiconductor technology. His work has not only contributed to the company's success but has also positioned him as a key figure in the industry. With a focus on improving LED technology, he has become a respected inventor in his field.
Collaborations
Throughout his career, Yi-Tsung Chang has collaborated with notable colleagues, including Fen-Ren Chien and Lung-Chien Chen. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Yi-Tsung Chang's contributions to gallium nitride technology and his innovative patent for blue LED ohmic electrodes highlight his importance in the field of semiconductor research. His work continues to influence the development of efficient lighting solutions in modern technology.