This inventor holds 60 USPTO granted patents, primarily in Microcomputer Technology (CPC class 3642). Top assignees: Hitachi, Ltd., Hitachi Vlsi Engineering Corp., Renesas Technology Corp.. Active years: 1988-2011.
Inventors with similar research interests:
Location History:
- Tokorozawa, JP (1988 - 1998)
- Higashimurayama, JP (1997 - 1998)
- Kokubunji, JP (1996 - 2011)
Company Filing History:
41 out of 42,719Â 
11 out of 182Â 
9 out of 3,781Â 
Years Active: 1988-2011
Areas of Expertise:
Title: Innovations by Shiro Baba: A Pioneer in Memory Technology
Introduction
Shiro Baba is a renowned inventor based in Kokubunji, Japan, boasting an impressive portfolio of 60 patents. His groundbreaking work in semiconductor devices and memory technology has significantly contributed to advances in the field.
Latest Patents
Among his latest innovations, Baba has developed a data line disturbance free memory block divided flash memory and a microcomputer that incorporates this flash memory. The semiconductor device features an electrically erasable and programmable nonvolatile memory, allowing for both flash erasure and selective erasure of individual memory cell units. Furthermore, the microcomputer chip includes a processing unit with an operation mode signal input terminal, enabling it to switch between two operational modes. In one mode, the flash memory is rewritten under the control of the processing unit, while in the other, it is managed by an external writing circuit. This dual-functionality allows for enhanced processing capabilities.
His microcomputer design includes a built-in memory divided into two types, enabling parallel access through third and second buses. This architecture allows the CPU core to transfer two data values simultaneously from memory to a digital signal processing (DSP) engine, showcasing efficiency in data processing. Additionally, the bus systems are designed to facilitate simultaneous access to external memory, further enhancing the device's performance.
Career Highlights
Baba has garnered experience working with notable companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His tenure at these prestigious companies has provided him with the opportunity to develop innovative technologies that have impacted the semiconductor industry.
Collaborations
Throughout his career, Shiro Baba has collaborated with esteemed colleagues, including Yasushi Akao and Kiyoshi Matsubara. These partnerships have fostered a creative environment, contributing to his successes and advancements in technology.
Conclusion
Shiro Baba stands out as a pivotal figure in the realm of semiconductor innovation. His 60 patents highlight his dedication to advancing memory technology, ensuring that his contributions will resonate within the industry for years to come. Through his pioneering work, Baba continues to influence the future of microcomputers and memory devices, solidifying his legacy as an inventor.