GB1545616A - Apparatus for use with a serial digital transmission loop - Google Patents
Apparatus for use with a serial digital transmission loopInfo
- Publication number
- GB1545616A GB1545616A GB144777A GB144777A GB1545616A GB 1545616 A GB1545616 A GB 1545616A GB 144777 A GB144777 A GB 144777A GB 144777 A GB144777 A GB 144777A GB 1545616 A GB1545616 A GB 1545616A
- Authority
- GB
- United Kingdom
- Prior art keywords
- digital transmission
- serial digital
- transmission loop
- loop
- serial
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4208—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus
- G06F13/4213—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus with asynchronous protocol
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Small-Scale Networks (AREA)
- Communication Control (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58193975A | 1975-05-29 | 1975-05-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1545616A true GB1545616A (en) | 1979-05-10 |
Family
ID=24327190
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB144777A Expired GB1545616A (en) | 1975-05-29 | 1976-04-28 | Apparatus for use with a serial digital transmission loop |
GB1732676A Expired GB1545613A (en) | 1975-05-29 | 1976-04-28 | Data communications apparatus for providing access to a serial transmission loop |
GB141777A Expired GB1545615A (en) | 1975-05-29 | 1976-04-28 | Methods of communicating data |
GB141677A Expired GB1545614A (en) | 1975-05-29 | 1976-04-28 | Method of transmitting data |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1732676A Expired GB1545613A (en) | 1975-05-29 | 1976-04-28 | Data communications apparatus for providing access to a serial transmission loop |
GB141777A Expired GB1545615A (en) | 1975-05-29 | 1976-04-28 | Methods of communicating data |
GB141677A Expired GB1545614A (en) | 1975-05-29 | 1976-04-28 | Method of transmitting data |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5931905B2 (en) |
DE (1) | DE2623806A1 (en) |
FR (1) | FR2325106A1 (en) |
GB (4) | GB1545616A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2817121C2 (en) * | 1978-04-19 | 1985-10-10 | Siemens AG, 1000 Berlin und 8000 München | Alarm system |
GB2077468B (en) * | 1980-06-04 | 1984-10-24 | Hitachi Ltd | Multi-computer system with plural serial bus loops |
GB2207326A (en) * | 1987-07-22 | 1989-01-25 | Gec Avionics | Ring-shaped local area network |
DE3744508A1 (en) * | 1987-12-30 | 1989-07-13 | Lawrenz Wolfhard | Simulator for a data network system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3544976A (en) * | 1968-07-02 | 1970-12-01 | Collins Radio Co | Digitalized communication system with computation and control capabilities employing transmission line loop for data transmission |
US3731002A (en) * | 1970-10-08 | 1973-05-01 | Bell Telephone Labor Inc | Interconnected loop data block transmission system |
US3878514A (en) * | 1972-11-20 | 1975-04-15 | Burroughs Corp | LSI programmable processor |
-
1976
- 1976-04-06 FR FR7609992A patent/FR2325106A1/en not_active Withdrawn
- 1976-04-28 GB GB144777A patent/GB1545616A/en not_active Expired
- 1976-04-28 GB GB1732676A patent/GB1545613A/en not_active Expired
- 1976-04-28 GB GB141777A patent/GB1545615A/en not_active Expired
- 1976-04-28 GB GB141677A patent/GB1545614A/en not_active Expired
- 1976-05-15 JP JP5770376A patent/JPS5931905B2/en not_active Expired
- 1976-05-28 DE DE19762623806 patent/DE2623806A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2623806C2 (en) | 1990-08-23 |
FR2325106A1 (en) | 1977-04-15 |
JPS5931905B2 (en) | 1984-08-04 |
GB1545614A (en) | 1979-05-10 |
DE2623806A1 (en) | 1976-12-09 |
GB1545615A (en) | 1979-05-10 |
JPS51149734A (en) | 1976-12-22 |
GB1545613A (en) | 1979-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19960427 |