Location History:
- Hyogo, JP (2001 - 2003)
- Tokyo, JP (2004 - 2005)
Company Filing History:
1 out of 3,781 
3 out of 832,912 Years Active: 2001-2005
Title: The Innovations of Mari Shibayama
Introduction
Mari Shibayama is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. Her work focuses on enhancing the performance and diagnostic capabilities of semiconductor devices.
Latest Patents
One of her latest patents is a semiconductor device with a process monitor circuit and test method. This invention provides a semiconductor device capable of appropriately debugging any fluctuation in element characteristics, even when these characteristics exceed values estimated during the design stage. The device includes a process monitor circuit that monitors fluctuations and outputs a monitor signal representing the results. Additionally, a timing control circuit is integrated to manage the timing of input signals based on the monitor signal.
Another notable patent is for a semiconductor module that comprises multiple semiconductor chips mounted on a single substrate. This module is designed to readily diagnose all the semiconductor chips. It features a mode signal pin for receiving a mode signal that requests a diagnostic operation, along with a result output pin for displaying diagnostic results. Each semiconductor chip is equipped with a diagnostic circuit to assess its status, and a diagnosis controller manages the diagnostic circuits to ensure all chips are diagnosed either in parallel or serially.
Career Highlights
Throughout her career, Mari Shibayama has worked with various companies, including Renesas Technology Corporation. Her expertise in semiconductor technology has positioned her as a key player in the industry, contributing to advancements that enhance device performance and reliability.
Collaborations
Mari has collaborated with notable professionals in her field, including Kazushi Sugiura and Ryuji Omura. These collaborations have further enriched her work and contributed to the development of innovative semiconductor solutions.
Conclusion
Mari Shibayama's contributions to semiconductor technology through her patents and collaborations highlight her role as a leading inventor in the field. Her innovations continue to influence the industry and pave the way for future advancements.