Location History:
- Kanagawa, JP (2017)
- Kawasaki, JP (2017)
Company Filing History:
Years Active: 2017
Title: Toshitaka Ukai: Innovator in Semiconductor Technology
Introduction
Toshitaka Ukai is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, particularly in battery voltage monitoring devices and semiconductor devices. With a total of 2 patents, Ukai's work has had a notable impact on the industry.
Latest Patents
Ukai's latest patents include a semiconductor device and a battery voltage monitoring device. The battery voltage monitoring ICs are designed for measuring voltages of unit cells in an assembled battery. This innovation allows for communication with a system control unit while considering fail-safe measures. The system control unit and the battery voltage monitoring ICs are interconnected through a daisy chain communication path. Each IC features a placement setting pin that designates a unit cell group by a binary code. This design helps detect failures such as line disconnection or short-circuits by monitoring the Hamming distance between the set code and the actual state of the placement setting pin.
The semiconductor device patent includes a voltage measurement unit that measures battery voltage and a current measurement unit that tracks charging and discharging currents. The data processing control unit estimates the internal resistance of the battery based on measurements from both the voltage and current units. This allows for the calculation of the maximum power that can be supplied from the battery, enhancing the efficiency of battery usage.
Career Highlights
Toshitaka Ukai is currently employed at Renesas Electronics Corporation, where he continues to innovate in semiconductor technology. His work has been instrumental in advancing the capabilities of battery management systems and semiconductor devices.
Collaborations
Ukai has collaborated with notable coworkers, including Hidekazu Nagato and Akiko Fukute. Their combined expertise has contributed to the successful development of innovative technologies in their field.
Conclusion
Toshitaka Ukai's contributions to semiconductor technology and battery management systems highlight his role as a key innovator in the industry. His patents reflect a commitment to enhancing the efficiency and reliability of electronic devices.