Company Filing History:
Years Active: 1997-1999
Title: Innovations of Ei-ichi Arihara in Digital Technology
Introduction
Ei-ichi Arihara is a notable inventor based in Kawasaki, Japan, with a remarkable contribution to digital technology. She holds two patents, showcasing her expertise and innovative approach in the field. Her work primarily focuses on enhancing the efficiency and noise reduction in digital-to-analog conversion processes.
Latest Patents
One of her significant patents is for a "Rotation system for correction of weighting element errors in a digital-to-analog converter." This invention addresses relative errors among weighting elements used in digital-to-analog (D/A) conversion. The converter features a decoder, a rotator, and a weighting section. The rotator processes decoded signals from the decoder to generate rotated output signals, ensuring that an equal number of weighting elements are activated during various time periods in the D/A conversion process.
Another innovative patent introduced by Arihara is related to "Switching control circuitry for low noise CMOS inverter." This patent presents an inverter device consisting of a pair of transistors and first and second delay circuits. These delay circuits are strategically connected to the transistor inputs to create a greater time differential in switching, thus significantly reducing noise generated during the inverter’s operation.
Career Highlights
Ei-ichi Arihara is currently associated with Burr-Brown Corporation, where she applies her expertise to advance digital technologies. Her persistent pursuit of innovation in her field has made her a respected figure among her peers and in the industry.
Collaborations
Throughout her career, Arihara has collaborated with distinguished coworkers, including Toshihiko Hamasaki and Yoshiaki Shinohara. These collaborations reflect her commitment to teamwork in driving technological advancements and innovation.
Conclusion
Ei-ichi Arihara exemplifies the spirit of innovation in technology, particularly in the realm of digital-to-analog conversion and noise reduction systems. Her patents not only highlight her valuable contributions to the field but also inspire future advancements. As more inventors like Arihara emerge, the landscape of digital technology continues to evolve, paving the way for enhanced performance and efficiency in electronic devices.