CN100517260C - 无容差状态判断电路 - Google Patents
无容差状态判断电路 Download PDFInfo
- Publication number
- CN100517260C CN100517260C CNB2005100843821A CN200510084382A CN100517260C CN 100517260 C CN100517260 C CN 100517260C CN B2005100843821 A CNB2005100843821 A CN B2005100843821A CN 200510084382 A CN200510084382 A CN 200510084382A CN 100517260 C CN100517260 C CN 100517260C
- Authority
- CN
- China
- Prior art keywords
- clock
- data
- marginless
- unit
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/31727—Clock circuits aspects, e.g. test clock circuit details, timing aspects for signal generation, circuits for testing clocks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Information Transfer Systems (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005076961A JP2006260190A (ja) | 2005-03-17 | 2005-03-17 | マージンレス判定回路 |
JP076961/2005 | 2005-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1834937A CN1834937A (zh) | 2006-09-20 |
CN100517260C true CN100517260C (zh) | 2009-07-22 |
Family
ID=37002689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100843821A Expired - Fee Related CN100517260C (zh) | 2005-03-17 | 2005-07-19 | 无容差状态判断电路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7454649B2 (zh) |
JP (1) | JP2006260190A (zh) |
CN (1) | CN100517260C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4267002B2 (ja) * | 2006-06-08 | 2009-05-27 | エルピーダメモリ株式会社 | コントローラ及びメモリを備えるシステム |
KR101045088B1 (ko) * | 2009-03-31 | 2011-06-29 | 주식회사 하이닉스반도체 | 데이터 패턴 감지회로 및 이를 포함하는 출력드라이버 |
US9183417B2 (en) * | 2012-08-17 | 2015-11-10 | Broadcom Corporation | Security central processing unit monitoring of on-chip conditions |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03251912A (ja) | 1990-03-01 | 1991-11-11 | Toshiba Corp | システムクロック切替え機能を持つ電子機器 |
JPH0756885A (ja) * | 1993-08-20 | 1995-03-03 | Mitsubishi Electric Corp | マイクロコンピュータ |
JPH09179819A (ja) * | 1995-10-26 | 1997-07-11 | Hitachi Ltd | 同期データ転送システム |
US5870404A (en) * | 1996-08-08 | 1999-02-09 | International Business Machines Corporation | Self-timed circuit having critical path timing detection |
JP2993463B2 (ja) * | 1997-05-08 | 1999-12-20 | 日本電気株式会社 | 同期回路制御装置 |
US6247138B1 (en) * | 1997-06-12 | 2001-06-12 | Fujitsu Limited | Timing signal generating circuit, semiconductor integrated circuit device and semiconductor integrated circuit system to which the timing signal generating circuit is applied, and signal transmission system |
DE69836201T2 (de) * | 1998-04-24 | 2007-03-08 | Freescale Semiconductor, Inc., Austin | Funkgerät mit Schlaf-Schaltung und -Verfahren |
US6219813B1 (en) * | 1998-06-29 | 2001-04-17 | International Business Machines Corporation | Programmable timing circuit for testing the cycle time of functional circuits on an integrated circuit chip |
JP2000236657A (ja) * | 1999-02-15 | 2000-08-29 | Nec Kyushu Ltd | 昇圧回路 |
JP2003162412A (ja) * | 2001-11-22 | 2003-06-06 | Yamaha Corp | Cpuの省電力回路 |
-
2005
- 2005-03-17 JP JP2005076961A patent/JP2006260190A/ja active Pending
- 2005-07-19 CN CNB2005100843821A patent/CN100517260C/zh not_active Expired - Fee Related
- 2005-09-30 US US11/238,957 patent/US7454649B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1834937A (zh) | 2006-09-20 |
US7454649B2 (en) | 2008-11-18 |
US20060208745A1 (en) | 2006-09-21 |
JP2006260190A (ja) | 2006-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: FUJITSU MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20081024 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20081024 Address after: Tokyo, Japan, Japan Applicant after: Fujitsu Microelectronics Ltd. Address before: Kanagawa Applicant before: Fujitsu Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: FUJITSU SEMICONDUCTORS CO., LTD Free format text: FORMER NAME: FUJITSU MICROELECTRON CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: Kanagawa Patentee after: Fujitsu Semiconductor Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Fujitsu Microelectronics Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: SUOSI FUTURE CO., LTD. Free format text: FORMER OWNER: FUJITSU SEMICONDUCTOR CO., LTD. Effective date: 20150513 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150513 Address after: Kanagawa Patentee after: Co., Ltd. Suo Si future Address before: Kanagawa Patentee before: Fujitsu Semiconductor Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20160719 |