Location History:
- Xinzhuang, TW (2014 - 2018)
- Taipei County, TW (2016 - 2021)
- Hsinchu, TW (2016 - 2024)
Company Filing History:
11 out of 40,635 
1 out of 9,138 
Years Active: 2014-2024
Title: Ching-Hsu Chang: Innovator in Integrated Circuit Design
Introduction
Ching-Hsu Chang is a prominent inventor based in Taipei County, Taiwan. He has made significant contributions to the field of integrated circuit (IC) design, holding a total of 12 patents. His innovative work has advanced the methodologies used in IC layout and optical proximity correction.
Latest Patents
Among his latest patents is the "Diagonal via pattern and method." This invention outlines a method for generating an IC layout diagram by utilizing a grid of intersecting tracks corresponding to adjacent metal layers. The method involves determining pitches that conform to specific rules and applying a via positioning pattern to restrict via regions to alternating diagonal grid lines. This innovative approach enhances the efficiency of IC layout generation.
Another notable patent is the "Optical proximity correction methodology using pattern classification for target placement." This patent discloses computational lithography techniques aimed at improving lithography printability. The method includes generating target points for an IC pattern based on a target placement model and performing optical proximity correction to create a modified IC design layout. This advancement is crucial for enhancing the accuracy of IC fabrication.
Career Highlights
Ching-Hsu Chang has worked with leading companies in the semiconductor industry, including Taiwan Semiconductor Manufacturing Company Ltd. and the Industrial Technology Research Institute. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to the advancement of semiconductor technology.
Collaborations
Ching-Hsu has collaborated with notable colleagues, including Wen-Chun Huang and Ru-Gun Liu. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Ching-Hsu Chang's contributions to integrated circuit design and optical proximity correction methodologies have established him as a key figure in the semiconductor industry. His patents reflect a commitment to innovation and excellence in technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.