TWI370261B - Methods and apparatus for providing scan patterns to an electronic device - Google Patents
Methods and apparatus for providing scan patterns to an electronic deviceInfo
- Publication number
- TWI370261B TWI370261B TW094111829A TW94111829A TWI370261B TW I370261 B TWI370261 B TW I370261B TW 094111829 A TW094111829 A TW 094111829A TW 94111829 A TW94111829 A TW 94111829A TW I370261 B TWI370261 B TW I370261B
- Authority
- TW
- Taiwan
- Prior art keywords
- methods
- electronic device
- scan patterns
- providing scan
- providing
- Prior art date
Links
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
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
- G01R31/31919—Storing and outputting test patterns
- G01R31/31921—Storing and outputting test patterns using compression techniques, e.g. patterns sequencer
-
- 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
- G01R31/3181—Functional testing
- G01R31/3185—Reconfiguring for testing, e.g. LSSD, partitioning
- G01R31/318533—Reconfiguring for testing, e.g. LSSD, partitioning using scanning techniques, e.g. LSSD, Boundary Scan, JTAG
- G01R31/318544—Scanning methods, algorithms and patterns
- G01R31/318547—Data generators or compressors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/959,856 US7254760B2 (en) | 2004-10-05 | 2004-10-05 | Methods and apparatus for providing scan patterns to an electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200612239A TW200612239A (en) | 2006-04-16 |
| TWI370261B true TWI370261B (en) | 2012-08-11 |
Family
ID=36120724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW094111829A TWI370261B (en) | 2004-10-05 | 2005-04-14 | Methods and apparatus for providing scan patterns to an electronic device |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7254760B2 (enExample) |
| JP (1) | JP2006105997A (enExample) |
| DE (1) | DE102005026403B4 (enExample) |
| TW (1) | TWI370261B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI548887B (zh) * | 2013-02-04 | 2016-09-11 | 阿爾卡特朗訊美國股份有限公司 | 動態掃描排程之系統及方法 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7685487B1 (en) * | 2005-03-22 | 2010-03-23 | Advanced Micro Devices, Inc. | Simultaneous core testing in multi-core integrated circuits |
| US7526694B1 (en) * | 2006-08-03 | 2009-04-28 | Xilinx, Inc. | Integrated circuit internal test circuit and method of testing therewith |
| US20080077835A1 (en) * | 2006-09-27 | 2008-03-27 | Khoche A Jay | Automatic Test Equipment Receiving Diagnostic Information from Devices with Built-in Self Test |
| US8127186B2 (en) | 2007-02-28 | 2012-02-28 | Verigy (Singapore) Pte. Ltd. | Methods and apparatus for estimating a position of a stuck-at defect in a scan chain of a device under test |
| US7650547B2 (en) * | 2007-02-28 | 2010-01-19 | Verigy (Singapore) Pte. Ltd. | Apparatus for locating a defect in a scan chain while testing digital logic |
| US20080235545A1 (en) * | 2007-03-06 | 2008-09-25 | Vinay Burjinroppa Jayaram | Re-using production test scan paths for system test of an integrated circuit |
| CN108508352B (zh) * | 2018-04-19 | 2020-11-24 | 中国电子科技集团公司第五十八研究所 | 一种测试码生成电路 |
| US11156660B1 (en) * | 2019-12-19 | 2021-10-26 | Cadence Design Systems, Inc. | In-system scan test of electronic devices |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5790562A (en) * | 1996-05-06 | 1998-08-04 | General Motors Corporation | Circuit with built-in test and method thereof |
| JPH11202026A (ja) * | 1998-01-13 | 1999-07-30 | Hitachi Ltd | 不良解析手法 |
| US6393594B1 (en) * | 1999-08-11 | 2002-05-21 | International Business Machines Corporation | Method and system for performing pseudo-random testing of an integrated circuit |
| US6591211B1 (en) * | 1999-08-27 | 2003-07-08 | Intel Corporation | Testing unit and self-evaluating device |
| US6557129B1 (en) | 1999-11-23 | 2003-04-29 | Janusz Rajski | Method and apparatus for selectively compacting test responses |
| US6424926B1 (en) * | 2000-03-31 | 2002-07-23 | Intel Corporation | Bus signature analyzer and behavioral functional test method |
| DE10122619C1 (de) * | 2001-05-10 | 2003-02-13 | Infineon Technologies Ag | Testschaltung zum Testen einer synchronen Schaltung |
| US7159145B2 (en) * | 2003-05-12 | 2007-01-02 | Infineon Technologies Ag | Built-in self test system and method |
| US7321999B2 (en) * | 2004-10-05 | 2008-01-22 | Verigy (Singapore) Pte. Ltd. | Methods and apparatus for programming and operating automated test equipment |
-
2004
- 2004-10-05 US US10/959,856 patent/US7254760B2/en not_active Expired - Lifetime
-
2005
- 2005-04-14 TW TW094111829A patent/TWI370261B/zh not_active IP Right Cessation
- 2005-06-08 DE DE102005026403A patent/DE102005026403B4/de not_active Expired - Fee Related
- 2005-10-05 JP JP2005292299A patent/JP2006105997A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI548887B (zh) * | 2013-02-04 | 2016-09-11 | 阿爾卡特朗訊美國股份有限公司 | 動態掃描排程之系統及方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006105997A (ja) | 2006-04-20 |
| DE102005026403A1 (de) | 2006-04-20 |
| TW200612239A (en) | 2006-04-16 |
| US7254760B2 (en) | 2007-08-07 |
| DE102005026403B4 (de) | 2007-12-13 |
| US20060075316A1 (en) | 2006-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK4A | Expiration of patent term of an invention patent |