Company Filing History:
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Years Active: 1981-2020
Title: The Innovations of Yoshiyuki Ishida
Introduction
Yoshiyuki Ishida is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of radar technology, holding a total of 7 patents. His work focuses on enhancing the precision and efficiency of radar devices, which are crucial in various applications.
Latest Patents
One of his latest inventions is a pulse radar device designed to minimize the impact of local signal carrier leakage on received signals. This device employs a simple circuit configuration and signal processing techniques to achieve high precision angle measurement using a multi-beam system. The pulse radar device features at least two receiving antennas and a reception circuit equipped with a signal selection switch. This switch allows for the selective switching between received signals, thereby improving measurement accuracy. To counteract the variations in the DC level of the received signal, a high-pass filter is strategically placed between a mixer and a frequency analyzer.
Another notable invention is a radar device that transmits high-frequency signals to detect objects through reflected waves. This device includes a transmitting antenna, a receiving antenna, and a dummy antenna that attenuates reflected waves from structures along the transmission path. The dummy antenna can also serve an additional function, showcasing the versatility of Ishida's designs.
Career Highlights
Yoshiyuki Ishida has worked with several esteemed companies, including Nissan Motor Company Limited and The Furukawa Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the automotive and electrical sectors.
Collaborations
Throughout his career, Ishida has collaborated with notable colleagues such as Seikoh Satoh and Sadao Matsushima. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Yoshiyuki Ishida's contributions to radar technology exemplify his innovative spirit and dedication to advancing the field. His inventions not only enhance measurement precision but also demonstrate the potential for further advancements in radar applications.