发明名称 |
AMPLITUDE VALUE CALCULATING APPARATUS |
摘要 |
PURPOSE:The absolute values of two sampling values of a-c signals varying by 90 deg. in electrical angle angle are multiplied by coefficients then both are added to obtain the amplitude value of the signals, whereby calculation is made quicker. |
申请公布号 |
JPS5228364(A) |
申请公布日期 |
1977.03.03 |
申请号 |
JP19750104055 |
申请日期 |
1975.08.29 |
申请人 |
TOKYO DENRYOKU KK;TOKYO SHIBAURA DENKI KK |
发明人 |
IWASAKI MINORU;ANDOU FUMIO;MATSUSHIMA TETSUO |
分类号 |
G01R19/04;G01R19/25;H02H3/02 |
主分类号 |
G01R19/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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