FR2259395A1 - Telephone exchange logic circuit control device - has circuits allowing clock output marking when previous marks are erased - Google Patents
Telephone exchange logic circuit control device - has circuits allowing clock output marking when previous marks are erasedInfo
- Publication number
- FR2259395A1 FR2259395A1 FR7402884A FR7402884A FR2259395A1 FR 2259395 A1 FR2259395 A1 FR 2259395A1 FR 7402884 A FR7402884 A FR 7402884A FR 7402884 A FR7402884 A FR 7402884A FR 2259395 A1 FR2259395 A1 FR 2259395A1
- Authority
- FR
- France
- Prior art keywords
- erased
- control device
- logic circuit
- circuit control
- clock output
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
- H03K17/6285—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors with several outputs only combined with selecting means
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/06—Clock generators producing several clock signals
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Exchange Systems With Centralized Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7402884A FR2259395A1 (en) | 1974-01-29 | 1974-01-29 | Telephone exchange logic circuit control device - has circuits allowing clock output marking when previous marks are erased |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7402884A FR2259395A1 (en) | 1974-01-29 | 1974-01-29 | Telephone exchange logic circuit control device - has circuits allowing clock output marking when previous marks are erased |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2259395A1 true FR2259395A1 (en) | 1975-08-22 |
| FR2259395B1 FR2259395B1 (enExample) | 1979-05-25 |
Family
ID=9134139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7402884A Granted FR2259395A1 (en) | 1974-01-29 | 1974-01-29 | Telephone exchange logic circuit control device - has circuits allowing clock output marking when previous marks are erased |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2259395A1 (enExample) |
-
1974
- 1974-01-29 FR FR7402884A patent/FR2259395A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2259395B1 (enExample) | 1979-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |