CN103217666B - 抑制脉冲信号拖尾的探层测距雷达及其信号处理器 - Google Patents
抑制脉冲信号拖尾的探层测距雷达及其信号处理器 Download PDFInfo
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CN103368507B (zh) * | 2013-08-05 | 2015-06-10 | 中国石油大学(华东) | 一种带关断控制的声波激励信号放大器 |
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Effective date of registration: 20201029 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Address before: 100083 Xueyuan Road No. 20 drilling Institute control center, Haidian District, Beijing Patentee before: DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM Co. |
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Effective date of registration: 20230323 Address after: 100120 Xicheng District six paw Kang in Beijing City Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: BEIJING PETROLEUM MACHINERY Co.,Ltd. Address before: 100120 Xicheng District six paw Kang in Beijing City Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. |