Location History:
- Deajeon, KR (2012)
- Gyeonggi-do, KR (2014)
- Yongin, KR (2015)
- Daejeon, KR (2012 - 2018)
- Sejong, KR (2019)
Company Filing History:
11 out of 11,303 
1 out of 237 
Years Active: 2012-2019
Title: The Innovative Contributions of Ji Ho Chang
Introduction
Ji Ho Chang, a prominent inventor from Daejeon, South Korea, has made significant strides in the field of technology with a portfolio that includes 11 patents. His innovative work primarily focuses on advancements in stereo matching systems, enhancing both precision and resolution in image processing applications.
Latest Patents
Among his recent inventions, two notable patents stand out. The first is the "Apparatus and method for calculating cost volume in stereo matching system including illuminator." This invention provides a method for calculating a cost volume by manipulating intensity, thereby minimizing the effects of varying intensity when capturing stereo images. The system features components such as an illuminator controller and a cost volume calculator, allowing for a more accurate calculation of cost volume values that consider distance and intensity.
The second patent, titled "Stereo matching method and device for performing the method," presents an innovative approach to increasing the resolution and precision of objects in stereo imaging. The method includes a specific investigation pattern, determining the presence of this pattern in stereo images, and generating a final cost volume through advanced image processing techniques. This advancement significantly enhances the accuracy of disparity measurements for thin objects, especially at long distances.
Career Highlights
Ji Ho Chang has played key roles in esteemed organizations that bridge technology and education. He has contributed to the Electronics and Telecommunications Research Institute and the Sejong University Industry Academy Cooperation Foundation. His work in these institutions has bolstered research and development in advanced imaging technologies.
Collaborations
Throughout his career, Ji Ho has collaborated with notable professionals such as Jae Il Cho and Dae Hwan Hwang. These partnerships have not only enriched his work but have also fostered a collaborative environment conducive to innovative breakthroughs in stereo matching methodologies.
Conclusion
Ji Ho Chang is a testament to the impact of creativity and innovation in technology. Through his impressive portfolio of patents, he demonstrates a commitment to advancing the field of imaging and stereo matching systems. His ongoing contributions are likely to inspire future inventions and continue to influence the industry positively.