Company Filing History:
Years Active: 1985-2006
Title: Innovations of Masahiro Takasago
Introduction
Masahiro Takasago is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of optical recording and reproducing technologies. With a total of 18 patents to his name, Takasago has demonstrated a strong commitment to innovation and advancement in his field.
Latest Patents
One of his latest patents is a method and apparatus for optical recording and reproducing with a tracking servo that reduces track offset. This invention includes an optical recording and reproducing apparatus that utilizes a light source to direct a light spot toward a recording medium. It features a detection system that detects light reflected from the recording medium to derive an electrical signal. The information processing circuit modulates the intensity of the light spot according to writing pulses to record information on the recording medium. Additionally, a tracking servo circuit operates based on the electrical signal to minimize track offset during information recording, thereby improving the stability of the tracking servo system.
Another notable patent is a tracking following apparatus for an optical disk device. This apparatus includes an objective for forming a light spot on an optical disk, along with a fine actuator and a coarse actuator for driving the objective. It also features a detector that senses the relative positional error between the light spot and a track on the optical disk. The system is designed to generate a drive signal to effectively manage the coarse actuator based on the detected error.
Career Highlights
Masahiro Takasago has had a distinguished career at Hitachi, Ltd., where he has been instrumental in developing cutting-edge optical technologies. His work has not only advanced the capabilities of optical devices but has also contributed to the overall progress of the industry.
Collaborations
Throughout his career, Takasago has collaborated with notable colleagues, including Takeshi Maeda and Kazuo Shigematsu. These collaborations have fostered a creative environment that has led to numerous innovations in optical technology.
Conclusion
Masahiro Takasago's contributions to optical recording and reproducing technologies have made a significant impact on the industry. His innovative patents and collaborative efforts highlight his dedication to advancing technology. His work continues to influence the field and inspire future innovations.
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