Location History:
- Higashi-Hiroshima, JP (2007)
- Hiroshima, JP (2008)
- Hiroshima-ken, JP (2012)
Company Filing History:
Years Active: 2007-2012
Title: Innovations of Toshifumi Imamura
Introduction
Toshifumi Imamura is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of electronics, particularly in the development of analog-to-digital converters and optically coupled insulating devices. With a total of 3 patents to his name, Imamura's work showcases his expertise and innovative spirit.
Latest Patents
Imamura's latest patents include an analog-to-digital converter, an analog-to-digital conversion method, and an optically coupled insulating device. The analog-to-digital converter features a first switch circuit that receives an external analog signal and outputs it in both reverse and positive phases. It also includes a first integrator, a second switch circuit, a second integrator, a quantizer, and a digital-to-analog converter. The design allows for effective integration and quantization of the analog signal, resulting in a reliable digital output.
The optically coupled isolation circuit patent describes a system where a PWM encoder encodes a one-bit binary data signal from a sigma-delta analog-digital converter. This signal is synchronized with a clock signal to produce a pulse width modulation signal, which is then transmitted through a light-emitting device and decoded at precise timing. This innovative approach allows for the simultaneous transmission of clock and data signals over a single channel.
Career Highlights
Throughout his career, Toshifumi Imamura has worked with prominent companies such as Toshiba Corporation and NEC Electronics Corporation. His experience in these organizations has contributed to his development as a leading inventor in the electronics industry.
Collaborations
Imamura has collaborated with notable colleagues, including Atsushi Iwata and Yoshitaka Murasaka. Their combined expertise has likely fostered innovative ideas and advancements in their respective fields.
Conclusion
Toshifumi Imamura's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in technology and showcases the importance of innovation in the industry.