Location History:
- Kwasaki, JP (2004)
- Tokyo, JP (2010)
Company Filing History:
2 out of 3,781 
1 out of 4,705 
Years Active: 2004-2010
Title: Akifumi Tsukimori: Innovator in Semiconductor Technology
Introduction
Akifumi Tsukimori is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding two patents that showcase his innovative approach to power management and circuit design.
Latest Patents
One of his latest patents is a semiconductor integrated circuit device with power source areas. This invention effectively controls power supply in a multi-domain structure, reducing power consumption. When an interrupt signal is received, the system controller issues a wakeup instruction to the corresponding switch control unit. The system controller manages the power supply sequentially from the core power source areas, ensuring efficient energy use.
Another patent involves a semiconductor device that includes a port circuit connected to an internal circuit and external terminals. This device features a boundary scanning circuit that allows access to external terminals through test access terminals. The design ensures compatibility while providing a boundary scanning function without the need for dedicated terminals.
Career Highlights
Throughout his career, Akifumi Tsukimori has worked with prominent companies such as Renesas Technology Corporation and NTT Docomo, Inc. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
He has collaborated with notable colleagues, including Takahiro Irita and Hisashi Kato, further enhancing his contributions to the field.
Conclusion
Akifumi Tsukimori's work in semiconductor technology exemplifies his commitment to innovation and efficiency. His patents reflect a deep understanding of power management and circuit design, making him a significant figure in the industry.