Shuitsu Takeda

Title: Shuitsu Takeda: Innovator in Optical Disk Drive Technology

Introduction

Shuitsu Takeda is a prominent inventor based in Amagasaki, Japan. He has made significant contributions to the field of optical disk drives, particularly in techniques for controlling beam position and focus. His innovative work has led to advancements that enhance the performance and reliability of optical storage devices.

Latest Patents

Takeda holds a patent for "Techniques for controlling beam position and focus in optical disk drives." This invention involves an optical disk drive designed for recording and reproducing information on an optical disk medium. The system includes a servo circuit that controls the tracking of a light beam on a predetermined track, as well as a servo circuit for focusing the light beam on the disk surface. The disk surface is divided into multiple regions, with calibration values for adjusting the servo circuits determined in each region. These calibration values, which include tracking offset values, focus offset values, servo deviation threshold values, and sensor gain values, are stored in memory and utilized during tracking. The patent also discloses various techniques for automatically determining these calibration values.

Career Highlights

Shuitsu Takeda is associated with Mitsubishi Electric Corporation, where he has contributed to the development of cutting-edge technologies in optical disk drives. His work has been instrumental in improving the efficiency and accuracy of data storage and retrieval processes.

Collaborations

Takeda has collaborated with notable colleagues, including Kyosuke Yoshimoto and Osamu Ito. Their combined expertise has fostered innovation and progress in the field of optical technology.

Conclusion

Shuitsu Takeda's contributions to optical disk drive technology exemplify the impact of innovative thinking in the realm of data storage. His patent and collaborative efforts continue to influence advancements in this critical area of technology.