Location History:
- Tokorozawa, JP (1990 - 1992)
- Saitama, JP (1992)
Company Filing History:
Years Active: 1990-1992
Title: **Innovations of Toshimasa Hangai: A Pioneer in Tracking Technology**
Introduction
Toshimasa Hangai, an accomplished inventor based in Tokorozawa, Japan, has made significant contributions to the field of electronic engineering. With a remarkable portfolio of seven patents, Hangai's work has been pivotal in advancing tracking technologies, particularly in the context of data storage and retrieval from composite discs.
Latest Patents
Among Hangai's latest innovations are two standout patents that showcase his ingenuity. The first, titled **Gain Control System for Error Signal Amplifier in Tracking Servo**, describes a sophisticated system that controls the gain of an error signal amplifier. This system incorporates an error signal generation device that creates a tracking error signal, a position detection unit that recognizes the pickup's location, and a control device that manages the tracking state based on the error signal amplifier's output. This innovation allows for refined tracking performance by dynamically adjusting the amplifier's gain according to measured tracking error levels across a recording disk.
The second notable patent is the **CAV/CLV Composite Disk Accessing Method Utilizing Different Accessing**. This method effectively handles the reading of information signals and identification codes recorded on a composite Constant Angular Velocity (CAV) and Constant Linear Velocity (CLV) disc. By detecting both present and destination position codes, the method calculates the appropriate number of tracks to jump, optimizing the retrieval process and enhancing playback efficiency.
Career Highlights
Toshimasa Hangai's career is defined by his affiliation with Pioneer Electronic Corporation, where he has played a crucial role in the development of innovative tracking solutions. His expertise and dedication have established him as a respected figure in the realm of electronic design and engineering.
Collaborations
Throughout his career, Hangai has collaborated with notable colleagues such as Koichi Ishitoya and Akihiko Tagawa. These partnerships have fostered a dynamic environment for creativity and innovation, leading to advancements that have had a profound impact on the industry.
Conclusion
Toshimasa Hangai's contributions to the field of electronic engineering through his patents demonstrate his commitment to innovation. His work not only advances technology but also sets a benchmark for future inventions in tracking systems. As he continues to pioneer new solutions at Pioneer Electronic Corporation, Hangai's legacy as an influential inventor remains firmly established.