FR2175912A1 - - Google Patents
Info
- Publication number
- FR2175912A1 FR2175912A1 FR7308693A FR7308693A FR2175912A1 FR 2175912 A1 FR2175912 A1 FR 2175912A1 FR 7308693 A FR7308693 A FR 7308693A FR 7308693 A FR7308693 A FR 7308693A FR 2175912 A1 FR2175912 A1 FR 2175912A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
-
- 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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/22—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00234175A US3804987A (en) | 1972-03-13 | 1972-03-13 | Multiplexing apparatus having interlaced and/or parallel data transfer with a data processor and communication lines |
US00234156A US3766531A (en) | 1972-03-13 | 1972-03-13 | Communication line multiplexing apparatus having a main memory and an input/output memory |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2175912A1 true FR2175912A1 (tr) | 1973-10-26 |
FR2175912B1 FR2175912B1 (tr) | 1977-02-18 |
Family
ID=26927623
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7308693A Expired FR2175912B1 (tr) | 1972-03-13 | 1973-03-12 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2175912B1 (tr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3249924A (en) * | 1962-12-31 | 1966-05-03 | Ibm | Asynchronous data processing system |
US3533079A (en) * | 1967-09-12 | 1970-10-06 | Automatic Elect Lab | Digital control and memory arrangement,particularly for a communication switching system |
US3623010A (en) * | 1969-05-23 | 1971-11-23 | Information Control Systems In | Input-output multiplexer for general purpose computer |
-
1973
- 1973-03-12 FR FR7308693A patent/FR2175912B1/fr not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3249924A (en) * | 1962-12-31 | 1966-05-03 | Ibm | Asynchronous data processing system |
US3533079A (en) * | 1967-09-12 | 1970-10-06 | Automatic Elect Lab | Digital control and memory arrangement,particularly for a communication switching system |
US3623010A (en) * | 1969-05-23 | 1971-11-23 | Information Control Systems In | Input-output multiplexer for general purpose computer |
Also Published As
Publication number | Publication date |
---|---|
FR2175912B1 (tr) | 1977-02-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |