Ching-Heng Liu

Title: Ching-Heng Liu: Innovator in Semiconductor Technology

Introduction

Ching-Heng Liu is a prominent inventor based in Miaoli County, Taiwan. He has made significant contributions to the field of semiconductor technology, holding a total of four patents. His innovative work focuses on enhancing semiconductor structures and integrated circuit packaging.

Latest Patents

One of Liu's latest patents is for a semiconductor structure with an isolation structure. This invention includes a first shallow trench isolation (STI) structure within a semiconductor substrate. The STI structure comprises a buffer structure, an adhesion structure, an electromagnetic reflection structure, and a fill structure. The adhesion structure is positioned between the buffer structure and the electromagnetic reflection structure, which reflects electromagnetic radiation.

Another notable patent is for a protected chip-scale package (CSP) pad structure. This method involves forming an integrated circuit (IC) package that includes a semiconductor workpiece with a scribe line, a first IC die, a second IC die, and a passivation layer. The scribe line separates the two IC dies, while the passivation layer covers them. The first IC die features a circuit and a pad structure that is electrically coupled to the circuit. The pad structure consists of a first pad, a second pad, and a bridge connecting the two pads within the scribe line.

Career Highlights

Ching-Heng Liu is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His work has been instrumental in advancing semiconductor technologies and improving the efficiency of integrated circuits.

Collaborations

Liu has collaborated with several talented individuals in his field, including Yueh-Chuan Lee and Chia-Chan Chen, who is a notable female engineer. Their teamwork has contributed to the successful development of innovative semiconductor solutions.

Conclusion

Ching-Heng Liu's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in integrated circuit design and manufacturing.