1-4hit |
Ryosuke OZAKI Tomohiro KAGAWA Tsuneki YAMASAKI
In this paper, we analyzed the pulse responses of dispersion medium with periodically conducting strips by using a fast inversion Laplace transform (FILT) method combined with point matching method (PMM) for both the TM and TE cases. Specifically, we investigated the influence of the width and number of the conducting strips on the pulse response and distribution of the electric field.
Yukisato NOGAMI Toshifumi SATOH Hiroyuki TANGO
A two-dimensional (2-D) physical model of n-channel poly-Si LDD TFTs in comparison with that of SD TFTs is presented to analyze hot-carrier degradation. The model is based on 2-D device simulator's Gaussian doping profiles for the source and drain junctions fitted to the lateral and vertical impurity profiles in poly-Si obtained from a 2-D process simulator. We have shown that, in the current saturation bias (Vg
The spatial distribution of the electric field in the low to high frequency bands radiated from printed circuit board (PCB) should be estimated continuously from near to far field. The characteristic of the electric field distribution is analyzed by the FDTD-multiple analysis space (FDTD-MAS) method, which can analyze from near to far field continuously, and compared with measured results. Since the analyzed electric field distribution is good agreement with measured results, it is suggested that the continuous distribution for electric field from near to far field can be calculated by the FDTD-MAS method. The electric field at low frequency is larger than that at high frequency within 1 m.
Yoshiro MATSUO Tetsuya KAWANISHI Satoshi OIKAWA Kaoru HIGUMA Masayuki IZUTSU
By using electro-optic sampling technique, the electric field distribution on a resonant electrode for optical modulation was measured with a resolution in the micrometer range, while the range of measurement area was a few millimeters. The electric field on the asymmetric resonant electrode is enhanced by series and parallel resonance at the electrode. The resonance frequency was shifted by the presence of the electro-optic crystal, which was placed on the electrode for use in the sampling technique. We also showed that the measured electric field distribution at the edges of the electrode was different from the results numerically obtained by an equivalent circuit model.