Chin-Chi Chang

Title: **Innovative Contributions of Chin-Chi Chang**

Introduction

Chin-Chi Chang, a distinguished inventor based in Hsinchu, Taiwan, has made significant contributions to the fields of wireless communication and optical recording technologies. With two patents to his name, Chin-Chi's innovations reflect his commitment to advancing technology and enhancing the capabilities of modern devices.

Latest Patents

Chin-Chi Chang's latest patents include:

1. **Method and apparatus of setting protection frames for protecting transmission of preamble punctured physical layer protocol data unit** - This invention details a wireless communication device that incorporates a transmitter circuit and a control circuit. The control circuit is responsible for setting a request to send (RTS) frame, which allows the transmitter circuit to transmit the RTS frame through at least one channel that excludes a preamble punctured channel. Another configuration allows transmission via multiple channels, including the preamble punctured channel.

2. **Optical recording materials and recording mediums using the same** - This patent outlines a rewritable phase change optical recording medium that consists of a substrate, a dielectric layer, and an optical recording layer. The optical recording layer is composed of a specific composition of GeSbME, designed to utilize blue light lasers for writing and erasing data. This technology features small crystal grains and a high reflectivity ratio between the amorphous and crystalline phases, along with an excellent crystallization rate.

Career Highlights

Chin-Chi Chang has contributed his talents to notable organizations, including the Industrial Technology Research Institute and MediaTek Corporation, where he has played a pivotal role in technological advancements and product development. His work consistently demonstrates an innovative approach to solving complex challenges within the tech industry.

Collaborations

Throughout his career, Chin-Chi has collaborated with accomplished professionals such as Lih-Hsin Chou and Mei-Rurng Tseng. These collaborations have fostered an environment for creativity and invention, leading to impactful developments in their respective fields.

Conclusion

In summary, Chin-Chi Chang's inventive spirit and dedication have led to significant advancements in wireless communication and optical recording technologies. His work not only exemplifies his ingenuity as an inventor but also contributes to the ongoing evolution of technology that shapes our daily lives.