This inventor holds 31 USPTO granted patents, primarily in Spread Spectrum Communication. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1992-2006.
Location History:
- Kamakura, JP (1992 - 1997)
- Tokyo, JP (1998 - 2006)
Company Filing History:
Years Active: 1992-2006
Areas of Expertise:
Title: Toshiharu Kojima: An Innovator in Communication Technologies
Introduction
Toshiharu Kojima is a prominent inventor based in Tokyo, Japan. With an impressive portfolio of 31 patents, his contributions significantly enhance the field of communication technologies. His innovations, especially in demodulators and spread spectrum systems, reflect his commitment to advancing modern communication systems.
Latest Patents
Some of Toshiharu Kojima's latest patents include:
1. **Demodulator, Receiver, and Communication System**: This invention features a demodulator equipped with a multiple symbol differential phase detector. The detector calculates phase differences among received signals before outputting these as N symbol differential phase detected signals. Additionally, it includes a soft decision sequence estimating unit that utilizes a trellis diagram and Viterbi algorithm to estimate transmitted differential phase sequences, leading to improved demodulated data accuracy.
2. **Spread Spectrum Transmitter and Spread Spectrum Receiver**: This patent describes a spread spectrum transmitter that provides varying delays to spread spectrum signals across multiple channels and subsequently multiplexes these signals. The accompanying receiver calculates partial correlation values and uses these to obtain orthogonal correlation values, ensuring that the data is corrected for delay differences and accurately sampled for transmission.
Career Highlights
Kojima currently works at Mitsubishi Electric Corporation, a leader in the electronics and communication industry. Throughout his career, he has been recognized for his innovative contributions and exceptional capabilities in the field of communication systems.
Collaborations
Throughout his career, Toshiharu Kojima has collaborated with talented colleagues such as Seiji Okubo and Tatsuya Uchiki. Their teamwork has led to the development of cutting-edge technologies and advancements in the field, further showcasing the power of collaboration in innovation.
Conclusion
Toshiharu Kojima's work exemplifies the spirit of innovation, particularly in communication technology. With his ongoing dedication and substantial patent portfolio, he continues to pave the way for future advancements, demonstrating the vital role of inventors in shaping the technological landscape.