Company Filing History:
3 out of 62 
1 out of 29 Years Active: 2015
Title: Depei Ji - Innovator in Optical Information Technology
Introduction
Depei Ji is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of optical information technology, holding a total of three patents. His work primarily focuses on enhancing the functionality and efficiency of barcode readers.
Latest Patents
One of his latest patents is an "Optical Information Reader and Illumination Control Method." This invention involves a barcode reader where a sensor controller sets the time of one frame of a line image sensor based on the output time necessary for data output and the lighting time of an LED. The light source controller performs two types of lighting control to optimize the LED's performance during data output.
Another significant patent is the "Variable Gain Amplifier for Bar Code Reader." This system and method control an amplifier in a barcode reader. The process includes receiving light from a scanned barcode, converting it into an initial electrical signal, and determining the direction of the scan motor. Based on this determination, a gain value is established for the amplifier, which amplifies the initial electrical signal into an amplified signal.
Career Highlights
Depei Ji has worked with prominent companies in the optical technology sector, including Optoelectronics Co., Ltd. and Opticon, Inc. His experience in these organizations has contributed to his expertise and innovative capabilities in developing advanced optical systems.
Collaborations
Throughout his career, Depei Ji has collaborated with talented individuals such as Mitsuaki Hirono and Naoya Niizeki. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Depei Ji's contributions to optical information technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the efficiency and effectiveness of barcode reading technologies.