CN103312307B - 时钟频偏检测方法及装置 - Google Patents
时钟频偏检测方法及装置 Download PDFInfo
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- CN103312307B CN103312307B CN201310174107.3A CN201310174107A CN103312307B CN 103312307 B CN103312307 B CN 103312307B CN 201310174107 A CN201310174107 A CN 201310174107A CN 103312307 B CN103312307 B CN 103312307B
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CN103312307A CN103312307A (zh) | 2013-09-18 |
CN103312307B true CN103312307B (zh) | 2015-12-02 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104283740A (zh) * | 2014-10-23 | 2015-01-14 | 天津市德力电子仪器有限公司 | 一种以太网频偏在线测量方法 |
CN106209032B (zh) * | 2016-06-28 | 2019-10-22 | 武汉众邦领创技术有限公司 | 基于单一高精度晶振的跨板时钟源频偏检测装置及方法 |
CN111190089B (zh) * | 2018-11-14 | 2022-01-11 | 长鑫存储技术有限公司 | 抖动时间的确定方法及装置、存储介质和电子设备 |
Citations (8)
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JPH10248297A (ja) * | 1997-03-07 | 1998-09-14 | Meidensha Corp | 単独運転検出装置 |
JPH11326403A (ja) * | 1998-05-15 | 1999-11-26 | Nec Miyagi Ltd | 周波数偏差検出装置および周波数偏差検出方法 |
CN1578197A (zh) * | 2003-07-28 | 2005-02-09 | 华为技术有限公司 | 时钟源频率偏移检测方法 |
CN1578189A (zh) * | 2003-07-07 | 2005-02-09 | 明基电通股份有限公司 | 用于多重路径衰减环境下自动频率控制的频率偏移检测器 |
US6966021B2 (en) * | 1998-06-16 | 2005-11-15 | Janusz Rajski | Method and apparatus for at-speed testing of digital circuits |
CN101447859A (zh) * | 2008-12-26 | 2009-06-03 | 华为技术有限公司 | 检测时钟频率偏差的方法及其装置 |
CN102006128A (zh) * | 2010-11-01 | 2011-04-06 | 华为技术有限公司 | 终端频率偏移检测方法、装置及系统 |
CN102136832A (zh) * | 2011-02-15 | 2011-07-27 | 上海华为技术有限公司 | 时钟信号检测方法及系统 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20080205554A1 (en) * | 2007-02-23 | 2008-08-28 | Alfaplus Semiconductor Inc. | Demodulation method utilizing delayed-sampling technique |
US7567100B2 (en) * | 2007-03-30 | 2009-07-28 | Integrated Device Technology, Inc. | Input clock detection circuit for powering down a PLL-based system |
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- 2013-05-13 CN CN201310174107.3A patent/CN103312307B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10248297A (ja) * | 1997-03-07 | 1998-09-14 | Meidensha Corp | 単独運転検出装置 |
JPH11326403A (ja) * | 1998-05-15 | 1999-11-26 | Nec Miyagi Ltd | 周波数偏差検出装置および周波数偏差検出方法 |
US6966021B2 (en) * | 1998-06-16 | 2005-11-15 | Janusz Rajski | Method and apparatus for at-speed testing of digital circuits |
CN1578189A (zh) * | 2003-07-07 | 2005-02-09 | 明基电通股份有限公司 | 用于多重路径衰减环境下自动频率控制的频率偏移检测器 |
CN1578197A (zh) * | 2003-07-28 | 2005-02-09 | 华为技术有限公司 | 时钟源频率偏移检测方法 |
CN101447859A (zh) * | 2008-12-26 | 2009-06-03 | 华为技术有限公司 | 检测时钟频率偏差的方法及其装置 |
CN102006128A (zh) * | 2010-11-01 | 2011-04-06 | 华为技术有限公司 | 终端频率偏移检测方法、装置及系统 |
CN102136832A (zh) * | 2011-02-15 | 2011-07-27 | 上海华为技术有限公司 | 时钟信号检测方法及系统 |
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Effective date of registration: 20171211 Address after: 510640 Guangdong City, Tianhe District Province, No. five, road, public education building, unit 371-1, unit 2401 Patentee after: Guangdong Gaohang Intellectual Property Operation Co., Ltd. Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: Huawei Technologies Co., Ltd. |
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Inventor after: Duan Chunmei Inventor before: Lei Bo |
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Effective date of registration: 20171225 Address after: The 404600 Chongqing city Fengjie County Zhenping on Village 7 Patentee after: FENGJIE DONGYANG BUILDING MATERIALS CO., LTD. Address before: 510640 Guangdong City, Tianhe District Province, No. five, road, public education building, unit 371-1, unit 2401 Patentee before: Guangdong Gaohang Intellectual Property Operation Co., Ltd. |