CN105874343B - 在最佳频率处理较慢的扫描输出 - Google Patents
在最佳频率处理较慢的扫描输出 Download PDFInfo
- Publication number
- CN105874343B CN105874343B CN201480071759.7A CN201480071759A CN105874343B CN 105874343 B CN105874343 B CN 105874343B CN 201480071759 A CN201480071759 A CN 201480071759A CN 105874343 B CN105874343 B CN 105874343B
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- CN
- China
- Prior art keywords
- scanning
- clock
- output
- scan
- circuit
- 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.)
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Links
- 238000012545 processing Methods 0.000 title claims description 14
- 238000012360 testing method Methods 0.000 claims abstract description 54
- 238000012856 packing Methods 0.000 claims abstract description 34
- 230000004044 response Effects 0.000 claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 230000006837 decompression Effects 0.000 claims description 19
- 230000010363 phase shift Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 4
- 238000010408 sweeping Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010998 test method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 21
- 230000006870 function Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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
- G01R31/3183—Generation of test inputs, e.g. test vectors, patterns or sequences
- G01R31/318335—Test pattern compression or decompression
-
- 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
- G01R31/31725—Timing aspects, e.g. clock distribution, skew, propagation delay
-
- 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
- G01R31/3177—Testing of logic operation, e.g. by logic analysers
-
- 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
-
- 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
- G01R31/318552—Clock circuits details
-
- 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)
- Tests Of Electronic Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/145,293 US9261560B2 (en) | 2013-12-31 | 2013-12-31 | Handling slower scan outputs at optimal frequency |
| US14/145,293 | 2013-12-31 | ||
| PCT/US2014/073090 WO2015103440A1 (en) | 2013-12-31 | 2014-12-31 | Handling slower scan outputs at optimal frequency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105874343A CN105874343A (zh) | 2016-08-17 |
| CN105874343B true CN105874343B (zh) | 2019-05-14 |
Family
ID=53481402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480071759.7A Active CN105874343B (zh) | 2013-12-31 | 2014-12-31 | 在最佳频率处理较慢的扫描输出 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9261560B2 (enExample) |
| EP (1) | EP3090268B1 (enExample) |
| JP (1) | JP6521983B2 (enExample) |
| CN (1) | CN105874343B (enExample) |
| WO (1) | WO2015103440A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9448284B2 (en) * | 2014-05-08 | 2016-09-20 | Texas Instruments Incorporated | Method and apparatus for test time reduction using fractional data packing |
| EP3153873A1 (en) * | 2015-10-07 | 2017-04-12 | Lantiq Beteiligungs-GmbH & Co. KG | On-chip test pattern generation |
| US10060979B2 (en) | 2016-08-02 | 2018-08-28 | Texas Instruments Incorporated | Generating multiple pseudo static control signals using on-chip JTAG state machine |
| US11073557B2 (en) * | 2019-05-08 | 2021-07-27 | Texas Instruments Incorporated | Phase controlled codec block scan of a partitioned circuit device |
| JP1656709S (enExample) * | 2019-05-31 | 2020-04-06 | ||
| JP2021038982A (ja) * | 2019-09-02 | 2021-03-11 | 株式会社東芝 | 半導体装置 |
| US12175176B2 (en) * | 2021-03-17 | 2024-12-24 | Synopsys, Inc. | Fast synthesis of logical circuit design with predictive timing |
| TWI800925B (zh) * | 2021-09-17 | 2023-05-01 | 瑞昱半導體股份有限公司 | 測試系統以及測試方法 |
| WO2023132825A1 (en) * | 2022-01-05 | 2023-07-13 | Google Llc | High-throughput scan architecture |
| US12203985B1 (en) | 2023-07-17 | 2025-01-21 | Stmicroelectronics International N.V. | Test-time optimization with few slow scan pads |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006003317A (ja) * | 2004-06-21 | 2006-01-05 | Renesas Technology Corp | スキャンテスト回路 |
| CN101174831A (zh) * | 2006-10-31 | 2008-05-07 | 国际商业机器公司 | 可扫描动态逻辑锁存器电路 |
| CN102692595A (zh) * | 2011-03-25 | 2012-09-26 | Nxp股份有限公司 | 保护扫描链数据的电路 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59211147A (ja) * | 1983-05-16 | 1984-11-29 | Fujitsu Ltd | スキヤンアドレス生成方式 |
| US5663966A (en) * | 1996-07-24 | 1997-09-02 | International Business Machines Corporation | System and method for minimizing simultaneous switching during scan-based testing |
| JP3196013B2 (ja) * | 1996-12-12 | 2001-08-06 | 株式会社日立製作所 | 論理集積回路 |
| US6694467B2 (en) * | 1999-06-24 | 2004-02-17 | Texas Instruments Incorporated | Low power testing of very large circuits |
| WO2001039254A2 (en) * | 1999-11-23 | 2001-05-31 | Mentor Graphics Corporation | Continuous application and decompression of test patterns to a circuit-under-test |
| US6868376B2 (en) * | 2000-03-02 | 2005-03-15 | Texas Instruments Incorporated | Debug bi-phase export and data recovery |
| EP1146343B1 (en) * | 2000-03-09 | 2005-02-23 | Texas Instruments Incorporated | Adapting Scan-BIST architectures for low power operation |
| US6766487B2 (en) * | 2000-03-09 | 2004-07-20 | Texas Instruments Incorporated | Divided scan path with decode logic receiving select control signals |
| US8091002B2 (en) * | 2001-02-15 | 2012-01-03 | Syntest Technologies, Inc. | Multiple-capture DFT system to reduce peak capture power during self-test or scan test |
| JP2004093351A (ja) * | 2002-08-30 | 2004-03-25 | Matsushita Electric Ind Co Ltd | 組み込み自己検査回路 |
| US7231570B2 (en) * | 2004-05-26 | 2007-06-12 | Syntest Technologies, Inc. | Method and apparatus for multi-level scan compression |
| WO2007098167A2 (en) * | 2006-02-17 | 2007-08-30 | Mentor Graphics Corporation | Multi-stage test response compactors |
| US7404126B2 (en) * | 2006-03-29 | 2008-07-22 | Texas Instruments Incorporated | Scan tests tolerant to indeterminate states when employing signature analysis to analyze test outputs |
| US7793179B2 (en) * | 2006-06-27 | 2010-09-07 | Silicon Image, Inc. | Test clock control structures to generate configurable test clocks for scan-based testing of electronic circuits using programmable test clock controllers |
| US7823034B2 (en) * | 2007-04-13 | 2010-10-26 | Synopsys, Inc. | Pipeline of additional storage elements to shift input/output data of combinational scan compression circuit |
| JP2009222644A (ja) * | 2008-03-18 | 2009-10-01 | Toshiba Corp | 半導体集積回路、及び設計自動化システム |
| US8726112B2 (en) * | 2008-07-18 | 2014-05-13 | Mentor Graphics Corporation | Scan test application through high-speed serial input/outputs |
| US8856601B2 (en) | 2009-08-25 | 2014-10-07 | Texas Instruments Incorporated | Scan compression architecture with bypassable scan chains for low test mode power |
| US8205125B2 (en) * | 2009-10-23 | 2012-06-19 | Texas Instruments Incorporated | Enhanced control in scan tests of integrated circuits with partitioned scan chains |
| US8458543B2 (en) | 2010-01-07 | 2013-06-04 | Freescale Semiconductor, Inc. | Scan based test architecture and method |
| US8464117B2 (en) * | 2010-05-25 | 2013-06-11 | Freescale Semiconductor, Inc. | System for testing integrated circuit with asynchronous clock domains |
| US8887018B2 (en) | 2010-06-11 | 2014-11-11 | Texas Instruments Incorporated | Masking circuit removing unknown bit from cell in scan chain |
| US8887019B2 (en) * | 2010-11-16 | 2014-11-11 | Cadence Design Systems, Inc. | Method and system for providing efficient on-product clock generation for domains compatible with compression |
| US8671320B2 (en) | 2011-06-21 | 2014-03-11 | Lsi Corporation | Integrated circuit comprising scan test circuitry with controllable number of capture pulses |
| JP6221433B2 (ja) * | 2013-07-09 | 2017-11-01 | 株式会社ソシオネクスト | 半導体集積回路 |
-
2013
- 2013-12-31 US US14/145,293 patent/US9261560B2/en active Active
-
2014
- 2014-12-31 CN CN201480071759.7A patent/CN105874343B/zh active Active
- 2014-12-31 JP JP2016544161A patent/JP6521983B2/ja active Active
- 2014-12-31 WO PCT/US2014/073090 patent/WO2015103440A1/en not_active Ceased
- 2014-12-31 EP EP14875966.5A patent/EP3090268B1/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006003317A (ja) * | 2004-06-21 | 2006-01-05 | Renesas Technology Corp | スキャンテスト回路 |
| CN101174831A (zh) * | 2006-10-31 | 2008-05-07 | 国际商业机器公司 | 可扫描动态逻辑锁存器电路 |
| CN102692595A (zh) * | 2011-03-25 | 2012-09-26 | Nxp股份有限公司 | 保护扫描链数据的电路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6521983B2 (ja) | 2019-05-29 |
| CN105874343A (zh) | 2016-08-17 |
| WO2015103440A1 (en) | 2015-07-09 |
| EP3090268B1 (en) | 2019-09-04 |
| EP3090268A1 (en) | 2016-11-09 |
| JP2017507323A (ja) | 2017-03-16 |
| US20150185283A1 (en) | 2015-07-02 |
| EP3090268A4 (en) | 2017-08-30 |
| US9261560B2 (en) | 2016-02-16 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |