NO902173L - Anordning og fremgangsmaate for identifikasjon av meldingsinitiering i et prosesstyringsnettverk. - Google Patents
Anordning og fremgangsmaate for identifikasjon av meldingsinitiering i et prosesstyringsnettverk.Info
- Publication number
- NO902173L NO902173L NO90902173A NO902173A NO902173L NO 902173 L NO902173 L NO 902173L NO 90902173 A NO90902173 A NO 90902173A NO 902173 A NO902173 A NO 902173A NO 902173 L NO902173 L NO 902173L
- Authority
- NO
- Norway
- Prior art keywords
- message
- character
- logical signal
- identification
- procedure
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Communication Control (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/121,561 US4872186A (en) | 1987-11-17 | 1987-11-17 | Apparatus and method for identification of message initiation in a process control network |
PCT/US1988/004097 WO1989005072A1 (en) | 1987-11-17 | 1988-11-16 | Apparatus and method for identification of message initiation in a process control network |
Publications (2)
Publication Number | Publication Date |
---|---|
NO902173D0 NO902173D0 (no) | 1990-05-15 |
NO902173L true NO902173L (no) | 1990-05-15 |
Family
ID=22397492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO90902173A NO902173L (no) | 1987-11-17 | 1990-05-15 | Anordning og fremgangsmaate for identifikasjon av meldingsinitiering i et prosesstyringsnettverk. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4872186A (de) |
EP (1) | EP0386148B1 (de) |
JP (1) | JPH03500956A (de) |
AT (1) | ATE105123T1 (de) |
AU (1) | AU616232B2 (de) |
CA (1) | CA1312676C (de) |
DE (1) | DE3889334T2 (de) |
NO (1) | NO902173L (de) |
WO (1) | WO1989005072A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2635624B1 (fr) * | 1988-08-19 | 1994-05-13 | Abiven Jacques | Procede de synchronisation et dispositifs de recuperation de synchronisation pour communications a l'alternat |
US5012442A (en) * | 1988-12-19 | 1991-04-30 | Chrysler Corporation | Bus receiver power-up synchronization and error detection circuit |
US5138634A (en) * | 1990-02-26 | 1992-08-11 | Knapp Stephen L | Altered-length messages in interrupted-clock transmission systems |
US5027381A (en) * | 1990-03-15 | 1991-06-25 | Motorola, Inc. | Over speed data rate adjustment method and apparatus in an asynchronous data stream |
JP2568458B2 (ja) * | 1990-11-01 | 1997-01-08 | 三菱電機株式会社 | データ長さ検出装置 |
JP3085448B2 (ja) * | 1995-03-17 | 2000-09-11 | 矢崎総業株式会社 | 通信システム |
US5852746A (en) * | 1995-06-26 | 1998-12-22 | Canon Kabushiki Kaisha | System for transmitting a message using status button to system administrator by using a signal comprising predetermined number of changes effected over a period |
US20060174051A1 (en) * | 2005-02-02 | 2006-08-03 | Honeywell International Inc. | Method and apparatus for a redundancy approach in a processor based controller design |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1477174A (en) * | 1974-06-18 | 1977-06-22 | Plessey Co Ltd | Electrical circuit arrangements responsive to serial digital signals forming multibyte data-words |
US4310922A (en) * | 1980-01-10 | 1982-01-12 | Lichtenberger W Wayne | Bit sampling multiplexer apparatus |
US4471481A (en) * | 1981-02-11 | 1984-09-11 | The Boeing Company | Autonomous terminal data communications system |
AU8809282A (en) * | 1981-09-23 | 1983-03-31 | Honeywell Information Systems Incorp. | Data decoder |
JPS5961236A (ja) * | 1982-09-29 | 1984-04-07 | Toshiba Corp | 光伝送用受信回路方式 |
JPS62217746A (ja) * | 1986-03-19 | 1987-09-25 | Iwatsu Electric Co Ltd | スタ−トビツト検出回路 |
-
1987
- 1987-11-17 US US07/121,561 patent/US4872186A/en not_active Expired - Lifetime
-
1988
- 1988-11-16 JP JP1500558A patent/JPH03500956A/ja active Granted
- 1988-11-16 WO PCT/US1988/004097 patent/WO1989005072A1/en active IP Right Grant
- 1988-11-16 DE DE3889334T patent/DE3889334T2/de not_active Expired - Fee Related
- 1988-11-16 AU AU28266/89A patent/AU616232B2/en not_active Ceased
- 1988-11-17 CA CA000583336A patent/CA1312676C/en not_active Expired - Lifetime
-
1989
- 1989-06-06 AT AT8989900718T patent/ATE105123T1/de not_active IP Right Cessation
- 1989-06-06 EP EP89900718A patent/EP0386148B1/de not_active Expired - Lifetime
-
1990
- 1990-05-15 NO NO90902173A patent/NO902173L/no unknown
Also Published As
Publication number | Publication date |
---|---|
JPH0580187B2 (de) | 1993-11-08 |
CA1312676C (en) | 1993-01-12 |
DE3889334D1 (de) | 1994-06-01 |
EP0386148B1 (de) | 1994-04-27 |
WO1989005072A1 (en) | 1989-06-01 |
ATE105123T1 (de) | 1994-05-15 |
NO902173D0 (no) | 1990-05-15 |
AU616232B2 (en) | 1991-10-24 |
DE3889334T2 (de) | 1994-09-01 |
EP0386148A1 (de) | 1990-09-12 |
AU2826689A (en) | 1989-06-14 |
JPH03500956A (ja) | 1991-02-28 |
US4872186A (en) | 1989-10-03 |
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