CN111083940A - 检测电路、方法、芯片及设备 - Google Patents
检测电路、方法、芯片及设备 Download PDFInfo
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- CN111083940A CN111083940A CN201880001249.0A CN201880001249A CN111083940A CN 111083940 A CN111083940 A CN 111083940A CN 201880001249 A CN201880001249 A CN 201880001249A CN 111083940 A CN111083940 A CN 111083940A
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- 238000001514 detection method Methods 0.000 title claims abstract description 160
- 238000000034 method Methods 0.000 title claims abstract description 58
- 230000009471 action Effects 0.000 claims abstract description 45
- 230000004044 response Effects 0.000 claims description 50
- 230000008569 process Effects 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 28
- 238000012545 processing Methods 0.000 claims description 18
- 230000000630 rising effect Effects 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 abstract description 11
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- 238000010586 diagram Methods 0.000 description 18
- 238000012360 testing method Methods 0.000 description 5
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/40—Monitoring; Error detection; Preventing or correcting improper counter operation
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- Semiconductor Integrated Circuits (AREA)
Abstract
本申请提供一种检测电路、方法、芯片及设备,该电路包括同步模块和与该同步电路连接的检测模块;该同步模块将使能信号的时钟域同步,将每路时钟信号的时钟域对应的使能信号传输至检测模块;检测模块在使能信号的作用下对每路时钟信号进行检测,得到每路时钟信号的频率。本申请可准确检测时钟信号的频率,保证信息安全。
Description
PCT国内申请,说明书已公开。
Claims (20)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/101458 WO2020037485A1 (zh) | 2018-08-21 | 2018-08-21 | 检测电路、方法、芯片及设备 |
Publications (1)
Publication Number | Publication Date |
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CN111083940A true CN111083940A (zh) | 2020-04-28 |
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CN201880001249.0A Pending CN111083940A (zh) | 2018-08-21 | 2018-08-21 | 检测电路、方法、芯片及设备 |
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CN (1) | CN111083940A (zh) |
WO (1) | WO2020037485A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113031695A (zh) * | 2021-03-19 | 2021-06-25 | 维沃移动通信有限公司 | 控制电路装置、电子设备、控制方法和可读存储介质 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11487872B2 (en) * | 2018-12-07 | 2022-11-01 | Hewlett Packard Enterprise Development Lp | Detection of hardware security attacks |
CN112596578A (zh) * | 2020-12-08 | 2021-04-02 | 北京地平线机器人技术研发有限公司 | 一种时钟监控电路及监控方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030123588A1 (en) * | 2002-01-02 | 2003-07-03 | Rupal Parikh | Synchronizing data or signal transfer across clocked logic domains |
CN1655454A (zh) * | 2004-02-10 | 2005-08-17 | 大唐移动通信设备有限公司 | 一种电子设备中时钟信号检测方法和装置 |
CN1925329A (zh) * | 2006-08-08 | 2007-03-07 | 华为技术有限公司 | 一种时钟检测的方法及装置 |
CN102044291A (zh) * | 2009-10-26 | 2011-05-04 | 海力士半导体有限公司 | 半导体器件及其操作方法 |
CN103365757A (zh) * | 2013-07-29 | 2013-10-23 | 浙江中控技术股份有限公司 | 时钟检测方法及装置 |
CN104348471A (zh) * | 2013-07-24 | 2015-02-11 | 三星电子株式会社 | 时钟数据恢复方法和电路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106707020B (zh) * | 2016-12-22 | 2019-06-11 | 武汉盛帆电子股份有限公司 | 脉冲检测装置及脉冲检测方法 |
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2018
- 2018-08-21 CN CN201880001249.0A patent/CN111083940A/zh active Pending
- 2018-08-21 WO PCT/CN2018/101458 patent/WO2020037485A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030123588A1 (en) * | 2002-01-02 | 2003-07-03 | Rupal Parikh | Synchronizing data or signal transfer across clocked logic domains |
CN1655454A (zh) * | 2004-02-10 | 2005-08-17 | 大唐移动通信设备有限公司 | 一种电子设备中时钟信号检测方法和装置 |
CN1925329A (zh) * | 2006-08-08 | 2007-03-07 | 华为技术有限公司 | 一种时钟检测的方法及装置 |
CN102044291A (zh) * | 2009-10-26 | 2011-05-04 | 海力士半导体有限公司 | 半导体器件及其操作方法 |
CN104348471A (zh) * | 2013-07-24 | 2015-02-11 | 三星电子株式会社 | 时钟数据恢复方法和电路 |
CN103365757A (zh) * | 2013-07-29 | 2013-10-23 | 浙江中控技术股份有限公司 | 时钟检测方法及装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113031695A (zh) * | 2021-03-19 | 2021-06-25 | 维沃移动通信有限公司 | 控制电路装置、电子设备、控制方法和可读存储介质 |
CN113031695B (zh) * | 2021-03-19 | 2024-04-12 | 维沃移动通信有限公司 | 控制电路装置、电子设备、控制方法和可读存储介质 |
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WO2020037485A1 (zh) | 2020-02-27 |
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