Company Filing History:
Years Active: 1991-1998
Title: Shigeru Yamada: Innovator in Source Driver Circuit Technology
Introduction
Shigeru Yamada is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of electronics, particularly in the development of source driver circuit devices. With a total of 4 patents to his name, Yamada continues to push the boundaries of innovation in his industry.
Latest Patents
Yamada's latest patents include a source driver circuit device having an improved level correction circuit. This device is designed to decrease the gap of output errors among multiple driver circuits that perform serial/parallel conversions of video signals. It features a series of sample-and-hold circuits that sequentially sample levels of an input video signal, along with signal output circuits that generate voltage outputs corresponding to these levels. Additionally, it incorporates reference level sample-and-hold circuits and an output error correction circuit to enhance performance.
Another notable patent is the potential data selection circuit, which is suitable for use in devices that drive liquid crystal panels. This circuit allows for the selection of arbitrary potential data to output. It includes a sample-hold circuit for sampling selection data and a decoder for generating control signals. The multiplexer within the circuit utilizes analog switches to select and output the desired potential data.
Career Highlights
Shigeru Yamada is currently employed at Kabushiki Kaisha Toshiba, a leading company in the electronics sector. His work has been instrumental in advancing technologies that improve the efficiency and accuracy of electronic devices. His innovative designs have garnered attention and respect within the industry.
Collaborations
Yamada has collaborated with notable colleagues such as Tetsuro Itakura and Takuya Fujimoto. These partnerships have contributed to the successful development of various projects and patents, showcasing the importance of teamwork in the field of innovation.
Conclusion
Shigeru Yamada's contributions to source driver circuit technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing electronic device performance and reliability. As he continues to work at Kabushiki Kaisha Toshiba, his future endeavors are anticipated to further impact the industry positively.