This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Renesas Electronics Corporation. Active years: 1999-2018.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hyogo, JP (2003)
- Tokyo, JP (1999 - 2018)
Company Filing History:
2 out of 21,351 
1 out of 7,651 
Years Active: 1999-2018
Title: Kiyoshi Nakakimura: Innovator in Memory Control and Demodulation Technologies
Introduction
Kiyoshi Nakakimura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of memory control circuits and demodulation methods. With a total of 3 patents, Nakakimura's work has had a considerable impact on technology.
Latest Patents
One of his latest patents is a memory control circuit that reduces power consumption in nonvolatile memory. This innovation allows for efficient power control by enabling a CPU to set the operation mode of multiple memory banks for different tasks. The circuit includes a first register group for initial settings and an access determination unit that identifies which bank the CPU is accessing based on the instruction fetching address.
Another significant patent is related to a demodulator and demodulation method for a DQPSK system. This invention features an angular difference detector that identifies angular variations based on current and preceding coordinate values. The angle calculation unit computes the angle value of frequency components, while a demapper performs demapping based on the detected angular differences.
Career Highlights
Kiyoshi Nakakimura has worked with prominent companies such as Mitsubishi Electric Corporation and Renesas Electronics Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in electronics and communication technologies.
Collaborations
Throughout his career, Nakakimura has collaborated with talented individuals, including Seiji Seki and Masanori Hayashikoshi. These partnerships have contributed to the advancement of his projects and innovations.
Conclusion
Kiyoshi Nakakimura's contributions to memory control and demodulation technologies highlight his role as a significant inventor in the field. His patents reflect a commitment to innovation and efficiency in electronic systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile