Company Filing History:
Years Active: 1995-2003
Title: Yosuke Hori: Innovator in Signal Processing Technology
Introduction
Yosuke Hori is a prominent inventor based in Hiratsuka, Japan. He has made significant contributions to the field of signal processing, holding a total of 10 patents. His work focuses on enhancing the efficiency and accuracy of magnetic recording and reproduction technologies.
Latest Patents
Hori's latest patents include a signal processing circuit and an information recording/reproducing apparatus that utilizes advanced methods for optimizing coefficients of equalizer circuits. This innovative signal processing circuit is designed for magnetic recording and reproducing apparatuses. It incorporates various components such as an Automatic Gain Control (AGC), Phase-Locked Loop (PLL), Low-Pass Filter (LPF), equalizer circuit, and detection circuit. The design features a coefficient compensation circuit that defines the equalizer circuit's constitution. Additionally, an error detection circuit is integrated, which operates based on inputs from the detection circuit. The circuit is constructed using a combination of analog and digital chips, interconnected by current-output type Digital-to-Analog Converters (D/A) linked to the AGC and PLL.
Another notable patent involves a magnetic recording and reproduction apparatus that includes a circuit for adjusting the reference amplitude value of a Viterbi detector. This circuit is crucial for recording and reproducing data with a reference amplitude that is intentionally displaced from a standard reference value. By measuring the data error rate under these conditions, Hori's invention allows for a rapid evaluation of the accuracy of magnetic recording and reproduction apparatuses.
Career Highlights
Yosuke Hori is currently employed at Hitachi, Ltd., where he continues to innovate in the field of signal processing. His work has significantly impacted the development of technologies that enhance data accuracy and efficiency in magnetic recording systems.
Collaborations
Hori has collaborated with notable colleagues, including Yasuhide Ouchi and Naoki Sato. Their combined expertise has contributed to the advancement of signal processing technologies.
Conclusion
Yosuke Hori's contributions to signal processing technology have established him as a key figure in the field. His innovative patents and ongoing work at Hitachi, Ltd. continue to influence the future of magnetic recording and reproduction technologies.
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