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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Miyakawa, M. Shimada, M. Ishii, N. Saeki, T. Kariai, Y. |
| Copyright Year | 2001 |
| Description | Author affiliation: Fac. of Eng., Niigata Univ., Japan (Miyakawa, M.) |
| Abstract | A simplified model of a permittivity measurement system based on the standing wave method in free space has been developed to estimate the complex permittivity of construction materials accurately. It is assumed that the standing wave distribution is determined by three spherical wave components in this model that are the incident-, reflected- and scattered-waves at the edge of the material under test. The model is described by an equation in which the standing wave distribution is represented by the sum of those three wave components. By applying the least squares method to the model equation, the amplitudes and phase angles of those three wave components are estimated from the experimentally observed standing wave distribution. One can estimate the material permittivity from those estimated parameters of the model with high accuracy. |
| Starting Page | 1135 |
| Ending Page | 1140 |
| File Size | 664908 |
| Page Count | 6 |
| File Format | |
| ISBN | 0780365690 |
| DOI | 10.1109/ISEMC.2001.950582 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2001-08-13 |
| Publisher Place | Canada |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Permittivity measurement Building materials Equations Extraterrestrial measurements Scattering Materials testing Least squares methods Amplitude estimation Phase estimation Parameter estimation |
| Content Type | Text |
| Resource Type | Article |
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