发明名称 |
Magnetic pole detection system and magnetic pole detection method |
摘要 |
A magnetic sensor array including a plurality of magnetic sensors detects a phase regarding a magnetic pole of a magnetic pole array including magnetic poles of N and S arranged alternately. A pitch identification unit detects a pitch number of the magnetic pole currently being detected by the magnetic sensor array, in the magnetic pole array. |
申请公布号 |
EP2378253(A2) |
申请公布日期 |
2011.10.19 |
申请号 |
EP20110158434 |
申请日期 |
2011.03.16 |
申请人 |
MURATA MACHINERY, LTD. |
发明人 |
SHIMIZU, TETSUYA;HANAKA, SATOSHI |
分类号 |
G01D5/245;G01D5/14;G01D5/249 |
主分类号 |
G01D5/245 |
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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