This inventor holds 2 USPTO granted patents. Top assignee: Korea Advanced Institute of Science and Technology. Active years: 2001-2007.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Seoul, KR (2001)
- Incheon, KR (2007)
Company Filing History:
Years Active: 2001-2007
Title: Ju-Hong Lee: Innovator in Dynamic Update Cubes and Query Search Methods
Introduction
Ju-Hong Lee is a prominent inventor based in Incheon, South Korea. He has made significant contributions to the field of database management and query optimization. With a total of 2 patents, his work focuses on enhancing the efficiency of data processing and analysis.
Latest Patents
Ju-Hong Lee's latest patents include the "Dynamic Update Cube and Hybrid Query Search Method for Range-Sum Queries." This invention relates to a hybrid query search method that provides precise or approximate answers to On-Line Analytic Processing (OLAP) queries. It utilizes a delta (Δ)-tree with a multidimensional index structure and a prefix-sum cube to effectively support range-sum queries, which are widely used in enterprise decision-making. The dynamic update cube is designed to be sparse, allowing for efficient management of data changes without directly updating the prefix-sum cube.
Another notable patent is the "Multi-Dimensional Selectivity Estimation Method Using Compressed Histogram Information." This method is employed by database query optimizers to identify the most efficient execution plan among various options. It involves generating small-sized multi-dimensional histogram buckets, sampling DCT coefficients, compressing the histogram information using a multi-dimensional discrete cosine transform (DCT), and estimating query selectivity based on the compressed data.
Career Highlights
Ju-Hong Lee is affiliated with the Korea Advanced Institute of Science and Technology, where he continues to advance research in database technologies. His innovative approaches have garnered attention in the academic and professional communities.
Collaborations
He has collaborated with notable colleagues, including Chin-Wan Chung and Deok-Hwan Kim, contributing to various research projects and advancements in their field.
Conclusion
Ju-Hong Lee's contributions to database management and query optimization through his innovative patents highlight his role as a key figure in the field. His work continues to influence the way data is processed and analyzed in modern applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile