JPS5261451A - Device for inspecting signal line - Google Patents
Device for inspecting signal lineInfo
- Publication number
- JPS5261451A JPS5261451A JP51129616A JP12961676A JPS5261451A JP S5261451 A JPS5261451 A JP S5261451A JP 51129616 A JP51129616 A JP 51129616A JP 12961676 A JP12961676 A JP 12961676A JP S5261451 A JPS5261451 A JP S5261451A
- Authority
- JP
- Japan
- Prior art keywords
- signal line
- inspecting signal
- inspecting
- line
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
- H03M13/51—Constant weight codes; n-out-of-m codes; Berger codes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/085—Error detection or correction by redundancy in data representation, e.g. by using checking codes using codes with inherent redundancy, e.g. n-out-of-m codes
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/631,767 US4020460A (en) | 1975-11-13 | 1975-11-13 | Method and apparatus of checking to determine if a signal is present on more than one of n lines |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5261451A true JPS5261451A (en) | 1977-05-20 |
Family
ID=24532654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51129616A Pending JPS5261451A (en) | 1975-11-13 | 1976-10-29 | Device for inspecting signal line |
Country Status (5)
Country | Link |
---|---|
US (1) | US4020460A (ja) |
JP (1) | JPS5261451A (ja) |
DE (1) | DE2645236A1 (ja) |
FR (1) | FR2331839A1 (ja) |
GB (1) | GB1538293A (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4233682A (en) * | 1978-06-15 | 1980-11-11 | Sperry Corporation | Fault detection and isolation system |
JPS55117336A (en) | 1979-03-02 | 1980-09-09 | Kagaku Gijutsucho Hoshasen Igaku Sogo Kenkyusho | Logic circuit |
DE2951946A1 (de) * | 1979-12-22 | 1981-07-02 | Ibm Deutschland Gmbh, 7000 Stuttgart | Fehlererkennungs- und -korrektureinrichtung fuer eine logische anordnung |
US4298982A (en) * | 1980-06-03 | 1981-11-03 | Rca Corporation | Fault-tolerant interface circuit for parallel digital bus |
US4380813A (en) * | 1981-04-01 | 1983-04-19 | International Business Machines Corp. | Error checking of mutually-exclusive control signals |
JPS58184819A (ja) * | 1982-04-22 | 1983-10-28 | Toshiba Corp | 並列形アナログ−デイジタル変換回路 |
AU568977B2 (en) * | 1985-05-10 | 1988-01-14 | Tandem Computers Inc. | Dual processor error detection system |
US4739506A (en) * | 1985-06-03 | 1988-04-19 | Unisys Corp. | IC chip error detecting and correcting apparatus |
US4739504A (en) * | 1985-06-03 | 1988-04-19 | Unisys Corp. | IC chip error detecting and correcting method |
US4723245A (en) * | 1985-07-01 | 1988-02-02 | Unisys Corporation | IC chip error detecting and correcting method including automatic self-checking of chip operation |
JP2555336B2 (ja) * | 1985-07-01 | 1996-11-20 | バロースコーポレーシヨン | チツプ動作の自動自己診断を伴うicチツプの誤り検出訂正装置及びその方法 |
US4739505A (en) * | 1985-07-01 | 1988-04-19 | Unisys Corp. | IC chip error detecting and correcting apparatus with automatic self-checking of chip operation |
US4839897A (en) * | 1986-10-29 | 1989-06-13 | Nec Corporation | Fault detecting system for ADPCM codec |
US5067132A (en) * | 1989-05-18 | 1991-11-19 | Tandem Computers Incorporated | One out of n checking apparatus and method |
JPH03189736A (ja) * | 1989-12-19 | 1991-08-19 | Nec Corp | 選択回路の障害検出方式 |
US5373514A (en) * | 1990-09-20 | 1994-12-13 | Synopsys, Inc. | Three-state bus structure and method for generating test vectors while avoiding contention and/or floating outputs on the three-state bus |
US5235603A (en) * | 1990-11-26 | 1993-08-10 | Siemens Aktiengesellschaft | System for determining loss of activity on a plurality of data lines |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2973506A (en) * | 1958-06-10 | 1961-02-28 | Bell Telephone Labor Inc | Magnetic translation circuits |
US3541507A (en) * | 1967-12-06 | 1970-11-17 | Ibm | Error checked selection circuit |
US3585637A (en) * | 1968-06-04 | 1971-06-15 | Gen Electric | Keyboard detector |
US3559167A (en) * | 1968-07-25 | 1971-01-26 | Ibm | Self-checking error checker for two-rail coded data |
US3638184A (en) * | 1970-06-08 | 1972-01-25 | Bell Telephone Labor Inc | Processore for{11 -out-of-{11 code words |
DE2263619C3 (de) * | 1972-12-27 | 1978-05-03 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Einrichtung zur fehlererkennenden und irrungsfreien Ablesung von eich- und Überwachungspflichtigen Vorrichtungen, insbesondere von Waagen |
-
1975
- 1975-11-13 US US05/631,767 patent/US4020460A/en not_active Expired - Lifetime
-
1976
- 1976-09-28 GB GB40119/76A patent/GB1538293A/en not_active Expired
- 1976-10-07 DE DE19762645236 patent/DE2645236A1/de not_active Withdrawn
- 1976-10-11 FR FR7631445A patent/FR2331839A1/fr active Granted
- 1976-10-29 JP JP51129616A patent/JPS5261451A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2331839A1 (fr) | 1977-06-10 |
DE2645236A1 (de) | 1977-05-18 |
US4020460A (en) | 1977-04-26 |
GB1538293A (en) | 1979-01-17 |
FR2331839B1 (ja) | 1980-04-30 |
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