CN103760417A - 带测频功能的简易交流信号相位捕获电路 - Google Patents
带测频功能的简易交流信号相位捕获电路 Download PDFInfo
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106485933A (zh) * | 2016-10-24 | 2017-03-08 | 浙江宇视科技有限公司 | 信号灯检测方法、装置和设备 |
CN106772127A (zh) * | 2017-03-31 | 2017-05-31 | 珠海恩企电子有限公司 | 一种led驱动电源老化柜 |
CN109669070A (zh) * | 2019-01-02 | 2019-04-23 | 中电和瑞科技有限公司 | 一种频率测量方法与频率测量电路 |
CN112098725A (zh) * | 2020-10-12 | 2020-12-18 | 宁夏凯晨电气集团有限公司 | 一种相位差检测装置及检测方法 |
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US20070296396A1 (en) * | 2004-10-01 | 2007-12-27 | Matsushita Electric Industrial Co., Ltd. | Phase Difference Measurement Circuit |
CN201251601Y (zh) * | 2008-07-25 | 2009-06-03 | 中国人民解放军海军工程大学 | 一种基于频率测量的弱低频瞬时抖动信号检测电路 |
CN101673954A (zh) * | 2009-09-27 | 2010-03-17 | 北京东标电子有限公司 | 发电并网中电网电压相位检测的锁相环电路及锁相方法 |
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2014
- 2014-01-07 CN CN201410006315.7A patent/CN103760417B/zh active Active
Patent Citations (6)
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US6646477B1 (en) * | 2002-02-27 | 2003-11-11 | National Semiconductor Corporation | Phase frequency detector with increased phase error gain |
JP2005030978A (ja) * | 2003-07-09 | 2005-02-03 | Sony Corp | 位相差測定装置、位相差測定方法および試験装置 |
US20070296396A1 (en) * | 2004-10-01 | 2007-12-27 | Matsushita Electric Industrial Co., Ltd. | Phase Difference Measurement Circuit |
JP2006119123A (ja) * | 2004-10-22 | 2006-05-11 | Advantest Corp | 位相差検出装置 |
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CN101673954A (zh) * | 2009-09-27 | 2010-03-17 | 北京东标电子有限公司 | 发电并网中电网电压相位检测的锁相环电路及锁相方法 |
Non-Patent Citations (2)
Title |
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尹晓慧 等: "低频数字式相位测试仪的设计与实现", 《天津师范大学学报(自然科学版)》 * |
张淑玲: "高精度实时相位检测电路的FPGA设计", 《计算机与数字工程》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106485933A (zh) * | 2016-10-24 | 2017-03-08 | 浙江宇视科技有限公司 | 信号灯检测方法、装置和设备 |
CN106485933B (zh) * | 2016-10-24 | 2019-11-05 | 浙江宇视科技有限公司 | 信号灯检测方法、装置和设备 |
CN106772127A (zh) * | 2017-03-31 | 2017-05-31 | 珠海恩企电子有限公司 | 一种led驱动电源老化柜 |
CN106772127B (zh) * | 2017-03-31 | 2024-05-10 | 珠海恩企电子有限公司 | 一种led驱动电源老化柜 |
CN109669070A (zh) * | 2019-01-02 | 2019-04-23 | 中电和瑞科技有限公司 | 一种频率测量方法与频率测量电路 |
CN112098725A (zh) * | 2020-10-12 | 2020-12-18 | 宁夏凯晨电气集团有限公司 | 一种相位差检测装置及检测方法 |
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