2 citations · 4 across the 11 of their papers we have counts for
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Non-Linear Programming: Maximize SNR for Designing Spreading Sequence - Part II: Conditions for Optimal Spreading Sequences
Hirofumi Tsuda, Ken Umeno
Signal to Noise Ratio (SNR) is an important index for wireless communications. In CDMA systems, spreading sequences are utilized. This series of papers show the method to derive sp…
Non-Linear Programming: Maximize SNR for Designing Spreading Sequence - Part I: SNR versus Mean-Square Correlation
Hirofumi Tsuda, Ken Umeno
Signal to Noise Ratio (SNR) is an important index for wireless communications. In CDMA systems, spreading sequences are utilized. This series of papers show the method to derive sp…
SNR Maximization as a Non-Linear Programming -Towards Optimal Spreading Sequence-
Hirofumi Tsuda, Ken Umeno
Signal to Noise Ratio (SNR) is an important index for wireless communications. There are many methods for increasing SNR. In CDMA systems, spreading sequences are used. We consider…
Numerical Approach to Maximize SNR for CDMA Systems
Hirofumi Tsuda, Ken Umeno
Signal to Noise Ratio (SNR) is an important index for wireless communications. There are many methods for increasing SNR. In CDMA systems, spreading sequences are used. To increase…
Orthogonal Basis Spreading Sequence for Optimal CDMA
Hirofumi Tsuda, Ken Umeno
Recently, new spreading sequences have been proposed to increase the capacity of users. In particular, the Weyl spreading sequences have the larger capacity of users than the Gold…
Weyl Spreading Sequence Optimizing CDMA
Hirofumi Tsuda, Ken Umeno
This paper shows an optimal spreading sequence in the Weyl sequence class, which is similar to the set of the Oppermann sequences for asynchronous CDMA systems. Sequences in Weyl s…