CN201956972U - 一种简易的方波转正弦波电路 - Google Patents
一种简易的方波转正弦波电路 Download PDFInfo
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- CN201956972U CN201956972U CN2010202393498U CN201020239349U CN201956972U CN 201956972 U CN201956972 U CN 201956972U CN 2010202393498 U CN2010202393498 U CN 2010202393498U CN 201020239349 U CN201020239349 U CN 201020239349U CN 201956972 U CN201956972 U CN 201956972U
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CN2010202393498U CN201956972U (zh) | 2010-06-24 | 2010-06-24 | 一种简易的方波转正弦波电路 |
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Cited By (1)
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CN103257290A (zh) * | 2013-04-12 | 2013-08-21 | 天津瑞能电气有限公司 | 一种变频器的老化测试平台 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN103257290A (zh) * | 2013-04-12 | 2013-08-21 | 天津瑞能电气有限公司 | 一种变频器的老化测试平台 |
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C14 | Grant of patent or utility model | ||
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Owner name: BEIJING GUANGLIAN INTELLIGENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HONG LI Effective date: 20120803 Free format text: FORMER OWNER: CHEN ZHONGQIAN Effective date: 20120803 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 257061 DONGYING, SHANDONG PROVINCE TO: 102200 CHANGPING, BEIJING |
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TR01 | Transfer of patent right |
Effective date of registration: 20120803 Address after: 102200, Changping District science and Technology Park, Beijing, 5 blocks 4, block A, 602 Patentee after: Beijing Guanglianzhineng Technology Co., Ltd. Address before: 257061 communication engineering department, School of computer and communication engineering, China University of Petroleum, 271 north two road, Shandong, Dongying Co-patentee before: Chen Zhongqian Patentee before: Hong Li |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20150624 |
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EXPY | Termination of patent right or utility model |