Hidenobu Noda

Title: Hidenobu Noda: Innovator in Optical Disc Technology

Introduction

Hidenobu Noda is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 6 patents. His work focuses on improving the efficiency and accuracy of tracking servo systems in optical devices.

Latest Patents

Noda's latest patents include innovative designs for tracking servo correction control circuits. In one of his notable inventions, a tracking error signal (TE) is processed in a servo-off state through A/D conversion. The center level of this signal is computed and stored, allowing for precise adjustments when the servo is activated. This invention enhances the reliability of optical disc devices by correcting offsets in tracking error signals. Another significant patent involves a digital servo circuit for optical disk players, which utilizes a digital filter to manage frequency components in tracking error signals. This technology applies a braking force to the tracking actuator, ensuring optimal performance during operation.

Career Highlights

Hidenobu Noda is currently employed at Sony Corporation, where he continues to develop cutting-edge technologies in the optical disc sector. His expertise in servo control systems has positioned him as a key figure in advancing the capabilities of optical devices.

Collaborations

Noda has collaborated with notable colleagues, including Takeshi Sasaki and Kiyomasa Hasegawa. Their combined efforts have contributed to the development of innovative solutions in the field of optical technology.

Conclusion

Hidenobu Noda's contributions to optical disc technology through his patents and work at Sony Corporation highlight his role as a leading inventor in this field. His innovative approaches continue to shape the future of optical devices.