Location History:
- Itami, JP (1996)
- Tokyo, JP (1998 - 2006)
Company Filing History:
8 out of 21,351 
4 out of 3,781 
1 out of 86 Years Active: 1996-2006
Title: Innovations of Takehiko Shimomura: Pioneer in Microcomputer Technology
Introduction: Takehiko Shimomura, based in Tokyo, Japan, is an accomplished inventor known for his significant contributions to microcomputer technology. With a remarkable portfolio of 12 patents, Shimomura has advanced various fields, particularly in semiconductor devices and scanning technologies. His innovations continue to impact the industry by enhancing efficiency and functionality in electronic systems.
Latest Patents: Among his most recent patents, Shimomura has contributed to the development of a microcomputer featuring a selection circuit designed to choose between a testing-purpose interrupt request signal and a regular interrupt request selection signal. This patented technology incorporates a generator that produces a testing-purpose signal intended for interrupt requests during debugging. Additionally, an interrupt request selecting register plays a crucial role in this system, allowing for effective testing through the manipulation of delay circuits. This advancement facilitates the sequential input of testing-purpose signals to the interrupt controller at different timings, streamlining the testing process.
Another notable invention is a scan test system for semiconductor devices. This system includes a semiconductor device equipped with scan registers that connect input/output pins on both analog input and output sides to internal system logic. The integration of these scan registers enables the creation of a boundary scan register chain, facilitating efficient JTAG control. This innovation allows for effective monitoring inspections in high-density assemblies of semiconductor devices, ultimately improving the overall quality and reliability of electronic products.
Career Highlights: Takehiko Shimomura has worked with prestigious companies, including Mitsubishi Electric Corporation and Renesas Technology Corporation. His work in these organizations has brought substantial advancements to microelectronics, particularly in addressing the growing challenges of circuit testing and signal processing in complex semiconductor environments.
Collaborations: Throughout his career, Shimomura has collaborated with notable individuals in the industry, including Masayuki Konishi and Nobusuke Abe. These partnerships have fostered a collaborative environment that encourages innovation and the advancement of technology within the semiconductor field.
Conclusion: Takehiko Shimomura stands out as a notable inventor in Tokyo, whose patents reflect his commitment to pushing the boundaries of microcomputer technology. His contributions, particularly in the areas of interrupt request handling and scan test systems, have paved the way for enhanced performance in electronics. As technology continues to evolve, Shimomura's innovations will undoubtedly play a pivotal role in shaping the future landscape of microcomputer applications.