Location History:
- Iwaki, JP (2002 - 2009)
- Yokohama, JP (2008 - 2009)
Company Filing History:
3 out of 937 
2 out of 129 
Years Active: 2002-2009
Title: The Innovations of Katsunori Takahashi: A Pioneer in Videophone Technology
Introduction: Katsunori Takahashi, an inventive mind based in Yokohama, Japan, has made significant contributions to the field of telecommunications with a total of five patents. His work primarily focuses on enhancing communication systems, especially in the realm of videophones.
Latest Patents: One of Takahashi's notable inventions is a videophone and videophone system. This innovative device incorporates a videophone unit, a movement determining section, and a notifying section. The notifying section alerts a different videophone, associated with a communicating party, about the movement of the videophone unit. As a result, when the unit is mobile, it receives data from the communicating party's videophone, which operates at a lower image frame rate compared to when the unit is stationary, while increasing the audio error resilience level, thereby enhancing the communication quality.
Another of his groundbreaking patents is related to mobile nodes, servers, and communication systems. Takahashi addresses the limitation in Mobile IP regarding the one-to-one relationship between a Mobile Node's home address and care-of address. His invention extends the binding update process to allow the reporting of the application ID, enabling dynamic selection of the appropriate care-of address based on the application ID, thus improving the efficiency of communication systems.
Career Highlights: Throughout his career, Katsunori Takahashi has collaborated with some influential companies in the technology sector. His tenure at Alpine Electronics, Inc. and Hitachi Communication Technologies, Ltd. contributed immensely to his expertise and innovative capabilities in the telecommunications domain.
Collaborations: In his professional journey, Takahashi has worked alongside several renowned colleagues, including Yukiko Takeda and Keisuke Takeuchi. These collaborations have fostered a creative environment that has led to the development of meaningful innovations in the field.
Conclusion: Katsunori Takahashi's implications in the world of telecommunications through his patents exemplify his dedication to improving communication technologies. His inventive approach continues to influence the future of videophone systems and mobile communication, marking him as a critical figure in the trade.