Company Filing History:
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Years Active: 2011-2013
Title: The Innovations of Masazumi Ueba
Introduction
Masazumi Ueba is a notable inventor based in Soraku-gun, Japan. He has made significant contributions to the field of digital signal processing, holding a total of 3 patents. His work focuses on developing advanced technologies for digital signal multiplexing and demultiplexing.
Latest Patents
Ueba's latest patents include a digital signal multiplexing apparatus and a digital signal demultiplexing apparatus. These inventions allow for the multiplexing and demultiplexing of signals from channels with arbitrary frequency intervals and bandwidths. The digital signal demultiplexing apparatus performs a discrete Fourier transform on an input signal, extracting samples within the frequency bands of each channel. It also adds samples to ensure that the number of samples for each channel is a power of two, followed by a discrete inverse Fourier transform. Similarly, the digital signal multiplexing apparatus processes the input signal using a discrete Fourier transform and arranges the samples according to the frequency assignments of each channel.
Career Highlights
Throughout his career, Ueba has worked with prominent organizations such as Nippon Telegraph and Telephone Corporation and the Advanced Telecommunications Research Institute International. His experience in these institutions has greatly influenced his innovative work in digital signal processing.
Collaborations
Some of Ueba's notable coworkers include Kiyoshi Kobayashi and Masataka Ohira. Their collaboration has contributed to the advancement of technologies in their respective fields.
Conclusion
Masazumi Ueba's contributions to digital signal processing through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to impact the field and inspire future innovations.