Company Filing History:
Years Active: 1998-1999
Title: Tetsuya Araki: Innovator in Optical Disc Technology
Introduction
Tetsuya Araki is a notable inventor based in Kasuga, Japan. He has made significant contributions to the field of optical disc technology, holding 2 patents that enhance data access and reproduction methods.
Latest Patents
Araki's latest patents include an optical disc data reproducing method and an optical disk driver. These innovations enable data reading operations to commence before the spindle motor's rotary speed is fully regulated. This approach minimizes both access time and power consumption during the motor's acceleration or deceleration phases. The actuator is driven compulsorily during the access operation, and a frequency control signal is generated based on the actuator's position and the spindle motor's speed. Once data reading begins, the variable reference clock signal is adjusted to match a fixed master clock signal, allowing synchronization in a frequency range that exceeds the phase-locked loop circuit's capture range. This advancement eliminates the wait time typically required for the motor to reach a fixed linear speed for data reproduction.
Career Highlights
Tetsuya Araki is associated with Matsushita Electric Industrial Co., Ltd., a company renowned for its innovations in electronics and technology. His work has significantly impacted the efficiency of optical disc data access and reproduction.
Collaborations
Araki has collaborated with Yoshiro Kashiwabara, contributing to the development of advanced optical technologies.
Conclusion
Tetsuya Araki's contributions to optical disc technology through his innovative patents demonstrate his commitment to enhancing data access efficiency. His work continues to influence the field and improve user experiences with optical media.