Location History:
- Tokyo, JP (2011)
- Atsugi, JP (2012)
Company Filing History:
2 out of 164 
1 out of 21 
1 out of 5,290 
Years Active: 2011-2012
Title: Innovations of Hatsushi Iizuka
Introduction
Hatsushi Iizuka is a notable inventor based in Atsugi, Japan. He has made significant contributions to the field of electronics, particularly in the development of advanced receiving methods and circuits. With a total of 2 patents, Iizuka's work showcases his expertise and innovative spirit.
Latest Patents
Iizuka's latest patents include a receiving method and a transimpedance amplifier. The receiving method involves adjusting the level of an output voltage signal by switching the gain used for converting an inputted current signal to a voltage signal in a preamplifier. It also includes performing offset compensation on the output voltage signal in an offset compensator within a post amplifier. Additionally, a reset signal, which has an opposite polarity to the output voltage signal, is added to the output voltage signal in the preamplifier. This method allows for the detection of the reset signal and the resetting of the offset compensator in the post amplifier. The transimpedance amplifier patent features a gain switching determination circuit that compares a comparative input voltage with a first hysteresis characteristic. This circuit outputs a gain switching signal based on the comparison, allowing for instantaneous gain switching determination and response to burst data.
Career Highlights
Throughout his career, Hatsushi Iizuka has worked with prominent companies such as NTT Electronics Corporation and Nippon Telephone and Telegraph Corporation. His experience in these organizations has contributed to his development as an inventor and has provided him with a platform to innovate in the field of electronics.
Collaborations
Iizuka has collaborated with notable individuals in his field, including Masatoshi Tobayashi and Yoshikazu Urabe. These collaborations have likely enriched his work and contributed to the advancements in his patents.
Conclusion
Hatsushi Iizuka is a distinguished inventor whose contributions to electronics are evident through his patents and career achievements. His innovative methods and circuits continue to influence the industry, showcasing the importance of creativity and collaboration in technological advancements.