GB985542A - Improvements in automatic telephone equipment - Google Patents
Improvements in automatic telephone equipmentInfo
- Publication number
- GB985542A GB985542A GB2552/63A GB255263A GB985542A GB 985542 A GB985542 A GB 985542A GB 2552/63 A GB2552/63 A GB 2552/63A GB 255263 A GB255263 A GB 255263A GB 985542 A GB985542 A GB 985542A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pulse
- exchange
- line
- subscriber
- concentrator
- 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
- 239000003990 capacitor Substances 0.000 abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005286 illumination Methods 0.000 abstract 1
- 229910052754 neon Inorganic materials 0.000 abstract 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 abstract 1
- 238000005070 sampling Methods 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Devices For Supply Of Signal Current (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR886055A FR1323546A (fr) | 1962-01-26 | 1962-01-26 | équipement de ligne d'abonné pour concentrateur téléphonique électronique à division dans le temps |
| FR916006A FR82865E (fr) | 1962-01-26 | 1962-11-20 | équipement de ligne d'abonné pour concentrateur téléphonique électronique à division dans le temps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB985542A true GB985542A (en) | 1965-03-10 |
Family
ID=26194114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2552/63A Expired GB985542A (en) | 1962-01-26 | 1963-01-21 | Improvements in automatic telephone equipment |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3303287A (en:Method) |
| BE (1) | BE627154A (en:Method) |
| FR (2) | FR1323546A (en:Method) |
| GB (1) | GB985542A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825693A (en) * | 1972-09-25 | 1974-07-23 | Tele Resources Inc | Time division multiplex branch exchange |
| FR2296324A1 (fr) * | 1974-12-27 | 1976-07-23 | Ericsson Telefon Ab L M | Dispositif d'appel perfectionne pour installations de telephonie |
| EP1416575A1 (fr) | 2002-10-30 | 2004-05-06 | STMicroelectronics S.A. | Transformateur à changement de mode |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL243217A (en:Method) * | 1958-09-11 |
-
0
- BE BE627154D patent/BE627154A/xx unknown
-
1962
- 1962-01-26 FR FR886055A patent/FR1323546A/fr not_active Expired
- 1962-11-20 FR FR916006A patent/FR82865E/fr not_active Expired
-
1963
- 1963-01-21 GB GB2552/63A patent/GB985542A/en not_active Expired
- 1963-01-22 US US253212A patent/US3303287A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3303287A (en) | 1967-02-07 |
| BE627154A (en:Method) | |
| FR1323546A (fr) | 1963-04-12 |
| FR82865E (fr) | 1964-04-30 |
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