Location History:
- Aageo, JP (2001)
- Ageo, JP (1994 - 2005)
Company Filing History:
5 out of 191 
3 out of 158 
Years Active: 1994-2005
Title: Hitoshi Horie: Innovator in Image Coding Technology
Introduction
Hitoshi Horie is a prominent inventor based in Ageo, Japan, known for his significant contributions to image coding technology. With a total of eight patents to his name, Horie has made remarkable advancements in the field of image processing.
Latest Patents
Horie's latest patents include a method and apparatus for image coding, which focuses on compressing images read through an optical system. This innovative image coding method utilizes an image separation section that makes area decisions in tile units, effectively separating images into photographic and character image tiles. Additionally, a layer separation section processes each pixel to distinguish between background and foreground pixels. To enhance efficiency, approximation processors are employed to mitigate entropy increases during layer separation, allowing for JPEG-like processing on photographic images. Another notable patent is an arithmetic decoding method and apparatus that implements complete pipeline processing. This invention addresses fluctuations in the pipeline caused by normalization by utilizing a future-predicted Qe memory, enabling the generation of common contexts in coding multi-valued images without differentiating between AC and DC components of DCT coefficients.
Career Highlights
Throughout his career, Hitoshi Horie has worked with notable companies such as Matsushita Graphic Communication Systems, Inc. and Panasonic Communications Co., Ltd. His work in these organizations has significantly influenced the development of image coding technologies.
Collaborations
Horie has collaborated with esteemed colleagues, including Hideyuki Shirai and Tohru Ozaki, contributing to various projects that have advanced the field of image processing.
Conclusion
Hitoshi Horie's innovative work in image coding technology has established him as a key figure in the industry. His patents reflect a deep understanding of image processing, and his collaborations have further enhanced his contributions to this vital field.