CN104062497A - 一种用于矿井下的频率信号采集器 - Google Patents
一种用于矿井下的频率信号采集器 Download PDFInfo
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6221072A (ja) * | 1985-07-19 | 1987-01-29 | Hitachi Cable Ltd | 低周波シユ−リングブリツジ用平衡点検出部 |
CN1268666A (zh) * | 2000-05-08 | 2000-10-04 | 华南理工大学 | 基于测频测周集成的信号检测及处理方法 |
CN201083794Y (zh) * | 2007-09-04 | 2008-07-09 | 李尚生 | 一种脉冲调制波频率计数器 |
CN201859177U (zh) * | 2010-09-29 | 2011-06-08 | 南京安能电气控制设备有限公司 | 继电保护装置中的低频交流信号测量模块 |
CN102175445A (zh) * | 2011-02-24 | 2011-09-07 | 华中科技大学 | 水轮机调速系统仿真测试装置 |
CN102967759A (zh) * | 2012-11-22 | 2013-03-13 | 杭州电子科技大学 | 基于混沌振子的微弱信号检测电路 |
CN203232095U (zh) * | 2013-03-18 | 2013-10-09 | 成都中远信电子科技有限公司 | 一种用于矿井下的频率信号采集器 |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6221072A (ja) * | 1985-07-19 | 1987-01-29 | Hitachi Cable Ltd | 低周波シユ−リングブリツジ用平衡点検出部 |
CN1268666A (zh) * | 2000-05-08 | 2000-10-04 | 华南理工大学 | 基于测频测周集成的信号检测及处理方法 |
CN201083794Y (zh) * | 2007-09-04 | 2008-07-09 | 李尚生 | 一种脉冲调制波频率计数器 |
CN201859177U (zh) * | 2010-09-29 | 2011-06-08 | 南京安能电气控制设备有限公司 | 继电保护装置中的低频交流信号测量模块 |
CN102175445A (zh) * | 2011-02-24 | 2011-09-07 | 华中科技大学 | 水轮机调速系统仿真测试装置 |
CN102967759A (zh) * | 2012-11-22 | 2013-03-13 | 杭州电子科技大学 | 基于混沌振子的微弱信号检测电路 |
CN203232095U (zh) * | 2013-03-18 | 2013-10-09 | 成都中远信电子科技有限公司 | 一种用于矿井下的频率信号采集器 |
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Inventor after: Li Qiang Inventor after: Yin Cheng Inventor after: Ding Feng Inventor after: Zhao Hu Inventor after: Pan Shulin Inventor before: Long Ning |
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Effective date of registration: 20170217 Address after: No. 8 Road, Xindu Xindu District of Chengdu city of Sichuan Province in 610500 Applicant after: Southwest Petroleum University Address before: The middle Tianfu Avenue in Chengdu city Sichuan province 610000 No. 1388 1 2 storey building No. 264 Applicant before: Chengdu Zhongyuanxin Electronic Technology Co., Ltd. |
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Inventor after: Li Qiang Inventor after: Yin Cheng Inventor after: Ding Feng Inventor after: Zhao Hu Inventor after: Long Ning Inventor after: Pan Shulin Inventor before: Li Qiang Inventor before: Yin Cheng Inventor before: Ding Feng Inventor before: Zhao Hu Inventor before: Pan Shulin |
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