CN100406860C - 雷达物位计中的分离频率检测 - Google Patents
雷达物位计中的分离频率检测 Download PDFInfo
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- CN100406860C CN100406860C CN2004800289961A CN200480028996A CN100406860C CN 100406860 C CN100406860 C CN 100406860C CN 2004800289961 A CN2004800289961 A CN 2004800289961A CN 200480028996 A CN200480028996 A CN 200480028996A CN 100406860 C CN100406860 C CN 100406860C
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE03027711 | 2003-10-20 | ||
SE0302771A SE0302771D0 (sv) | 2003-10-20 | 2003-10-20 | Separation frequency detection in a radar level gauge |
US10/687,927 | 2003-10-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1864048A CN1864048A (zh) | 2006-11-15 |
CN100406860C true CN100406860C (zh) | 2008-07-30 |
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Application Number | Title | Priority Date | Filing Date |
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CN2004800289961A Expired - Fee Related CN100406860C (zh) | 2003-10-20 | 2004-10-18 | 雷达物位计中的分离频率检测 |
Country Status (2)
Country | Link |
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CN (1) | CN100406860C (sv) |
SE (1) | SE0302771D0 (sv) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102169140B (zh) * | 2010-12-27 | 2013-04-24 | 上海贝岭股份有限公司 | 一种时钟频率检测电路 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1234499A (zh) * | 1998-05-05 | 1999-11-10 | 恩德莱斯和豪瑟尔两合公司 | 利用微波实施测量的液位测量装置 |
US6137438A (en) * | 1998-07-22 | 2000-10-24 | Thomas E. McEwan | Precision short-range pulse-echo systems with automatic pulse detectors |
US6300897B1 (en) * | 1999-07-02 | 2001-10-09 | Rosemount Inc. | Stabilization in a radar level gauge |
CN1437700A (zh) * | 1999-10-15 | 2003-08-20 | 恩德莱斯和豪瑟尔两合公司 | 提高时域反射器抗干扰能力的方法和用于实施此方法的电路 |
US6628229B1 (en) * | 2002-08-01 | 2003-09-30 | Rosemount Inc. | Stabilization of oscillators in a radar level transmitter |
CN1503913A (zh) * | 2001-02-14 | 2004-06-09 | ������˹�ͺ�ɪ�����Ϲ�˾ | 用于检测集装箱中货物装填程度的装置 |
-
2003
- 2003-10-20 SE SE0302771A patent/SE0302771D0/sv unknown
-
2004
- 2004-10-18 CN CN2004800289961A patent/CN100406860C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1234499A (zh) * | 1998-05-05 | 1999-11-10 | 恩德莱斯和豪瑟尔两合公司 | 利用微波实施测量的液位测量装置 |
US6137438A (en) * | 1998-07-22 | 2000-10-24 | Thomas E. McEwan | Precision short-range pulse-echo systems with automatic pulse detectors |
US6300897B1 (en) * | 1999-07-02 | 2001-10-09 | Rosemount Inc. | Stabilization in a radar level gauge |
CN1437700A (zh) * | 1999-10-15 | 2003-08-20 | 恩德莱斯和豪瑟尔两合公司 | 提高时域反射器抗干扰能力的方法和用于实施此方法的电路 |
CN1503913A (zh) * | 2001-02-14 | 2004-06-09 | ������˹�ͺ�ɪ�����Ϲ�˾ | 用于检测集装箱中货物装填程度的装置 |
US6628229B1 (en) * | 2002-08-01 | 2003-09-30 | Rosemount Inc. | Stabilization of oscillators in a radar level transmitter |
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Publication number | Publication date |
---|---|
CN1864048A (zh) | 2006-11-15 |
SE0302771D0 (sv) | 2003-10-20 |
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