DE3671976D1 - Pruefsystem fuer gedruckte leiter. - Google Patents
Pruefsystem fuer gedruckte leiter.Info
- Publication number
- DE3671976D1 DE3671976D1 DE8686103031T DE3671976T DE3671976D1 DE 3671976 D1 DE3671976 D1 DE 3671976D1 DE 8686103031 T DE8686103031 T DE 8686103031T DE 3671976 T DE3671976 T DE 3671976T DE 3671976 D1 DE3671976 D1 DE 3671976D1
- Authority
- DE
- Germany
- Prior art keywords
- ladders
- printed
- testing system
- testing
- printed ladders
- 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
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
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2805—Bare printed circuit boards
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/718,466 US4697142A (en) | 1985-04-01 | 1985-04-01 | Printed circuit conductor test system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3671976D1 true DE3671976D1 (de) | 1990-07-19 |
Family
ID=24886182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686103031T Expired - Fee Related DE3671976D1 (de) | 1985-04-01 | 1986-03-07 | Pruefsystem fuer gedruckte leiter. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4697142A (de) |
EP (1) | EP0196496B1 (de) |
JP (1) | JPH065242B2 (de) |
DE (1) | DE3671976D1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4922184A (en) * | 1988-08-29 | 1990-05-01 | Control Data Corporation | Apparatus and process for the simultaneous continuity sensing of multiple circuits |
US4871962A (en) * | 1988-10-28 | 1989-10-03 | Advanced Micro Devices, Inc. | Method for measuring the size of vias |
JPH0526944A (ja) * | 1991-07-24 | 1993-02-05 | Nippon Sheet Glass Co Ltd | 導電パターンの検査装置 |
US5266901A (en) * | 1992-05-29 | 1993-11-30 | International Business Machines Corp. | Apparatus and method for resistive detection and waveform analysis of interconenction networks |
US5570027A (en) * | 1995-04-19 | 1996-10-29 | Photocircuits Corporation | Printed circuit board test apparatus and method |
US6054720A (en) | 1997-11-06 | 2000-04-25 | International Business Machines Corporation | Apparatus and method for evaluating the surface insulation resistance of electronic assembly manufacture |
JP3642456B2 (ja) * | 1998-02-24 | 2005-04-27 | 株式会社村田製作所 | 電子部品の検査方法および装置 |
ES2157758B1 (es) * | 1999-02-15 | 2002-01-16 | Venelente Sl | Sistema de gestion remoto, de control fiscal, utilizacion fraudulenta y de localizacion geografica de maquinas accionadas por monedas o por tarjetas. |
KR100648275B1 (ko) * | 2004-12-09 | 2006-11-23 | 삼성전자주식회사 | 반도체 테스트 장치 |
DE102005013450A1 (de) * | 2005-03-23 | 2006-09-28 | Robert Bosch Gmbh | Sicherheitssystem |
CN101833049B (zh) * | 2009-02-09 | 2014-01-15 | 富士电机株式会社 | 异常监视装置 |
JP5756437B2 (ja) * | 2012-07-20 | 2015-07-29 | 株式会社オンソク | コイルを含む電気回路の導通状態検査装置、および導通状態検査方法 |
CN109541371B (zh) * | 2018-11-19 | 2021-02-23 | 贵州中航聚电科技有限公司 | 一种片式钽电容器测量工装 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2605322A (en) * | 1948-01-14 | 1952-07-29 | Chase Shawmut Co | Apparatus for testing and demonstrating characteristics of fusible protective devices |
US3392332A (en) * | 1963-03-21 | 1968-07-09 | Christensen William | Millivolt drop indicator having a current regulated power supply and means to protect the indicator against overvoltage |
US3373356A (en) * | 1966-03-23 | 1968-03-12 | Mallory & Co Inc P R | Holding current meter for scr or the like |
US3366055A (en) * | 1966-11-15 | 1968-01-30 | Green Mansions Inc | Semiconductive explosive igniter |
US3772590A (en) * | 1972-05-24 | 1973-11-13 | Mc Graw Edison Co | Method of production testing fuses and circuit for accomplishing such testing |
US4140965A (en) * | 1976-02-25 | 1979-02-20 | Optron, Inc. | Isolation voltage test apparatus |
JPS55142254A (en) * | 1979-04-25 | 1980-11-06 | Hitachi Ltd | Inspecting method for pattern of printed wiring board |
JPH0413665Y2 (de) * | 1985-02-05 | 1992-03-30 |
-
1985
- 1985-04-01 US US06/718,466 patent/US4697142A/en not_active Expired - Fee Related
-
1986
- 1986-01-14 JP JP61004454A patent/JPH065242B2/ja not_active Expired - Lifetime
- 1986-03-07 EP EP86103031A patent/EP0196496B1/de not_active Expired - Lifetime
- 1986-03-07 DE DE8686103031T patent/DE3671976D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0196496B1 (de) | 1990-06-13 |
JPH065242B2 (ja) | 1994-01-19 |
JPS61230062A (ja) | 1986-10-14 |
EP0196496A1 (de) | 1986-10-08 |
US4697142A (en) | 1987-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |