Location History:
- Yokohama, JP (1988)
- Fukaya, JP (1990)
Company Filing History:
Years Active: 1988-1990
Title: Jyoji Maeda: Innovator in Video Signal Technology
Introduction
Jyoji Maeda is a notable inventor based in Fukaya, Japan. He has made significant contributions to the field of video signal technology, holding a total of 2 patents. His work has been instrumental in advancing the way video signals are processed and transmitted.
Latest Patents
Maeda's latest patents include a video signal scramble system and an automatic gain control detection circuit. The video signal scramble system features a transmitter encoder that compresses the level of a horizontal sync signal component of a video intermediate frequency (IF) signal to scramble it. It also includes an AM modulation degree controller that superposes a control signal on an FM audio IF signal. The receiver decoder in this system is designed to detect and reproduce the composite signal while expanding the compressed level of the horizontal sync signal component.
The automatic gain control detection circuit consists of a current source and multiple transistors that work together to provide an automatic gain control detection output. This innovative design enhances the efficiency and reliability of video signal processing.
Career Highlights
Throughout his career, Jyoji Maeda has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Audio-Video Engineering Co. His experience in these organizations has allowed him to develop and refine his inventions, contributing to the advancement of technology in the audio-visual sector.
Collaborations
Maeda has collaborated with notable coworkers, including Kazuo Hasegawa and Yasunori Miyahara. These partnerships have fostered a creative environment that has led to innovative solutions in video technology.
Conclusion
Jyoji Maeda's contributions to video signal technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in how video signals are processed and transmitted.