CA1036731A - Circuit boucle de commande de poste pour systeme de commutation telephonique - Google Patents
Circuit boucle de commande de poste pour systeme de commutation telephoniqueInfo
- Publication number
- CA1036731A CA1036731A CA291,879A CA291879A CA1036731A CA 1036731 A CA1036731 A CA 1036731A CA 291879 A CA291879 A CA 291879A CA 1036731 A CA1036731 A CA 1036731A
- Authority
- CA
- Canada
- Prior art keywords
- ringing
- line
- circuit
- relay
- group
- 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
- 238000012546 transfer Methods 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 238000005286 illumination Methods 0.000 description 12
- 238000012937 correction Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 101150048357 Lamp1 gene Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Devices For Supply Of Signal Current (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US521650A US3916118A (en) | 1974-11-07 | 1974-11-07 | Station loop control arrangement for telephone switching system |
| CA238,198A CA1036730A (fr) | 1974-11-07 | 1975-10-23 | Montage pour commande de boucle de poste pour systeme de commutation telephonique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1036731A true CA1036731A (fr) | 1978-08-15 |
Family
ID=25668119
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA291,879A Expired CA1036731A (fr) | 1974-11-07 | 1977-11-28 | Circuit boucle de commande de poste pour systeme de commutation telephonique |
| CA291,881A Expired CA1036733A (fr) | 1974-11-07 | 1977-11-28 | Circuit boucle de commande de poste pour systeme de commutation telephonique |
| CA291,880A Expired CA1036732A (fr) | 1974-11-07 | 1977-11-28 | Circuit boucle de commande de poste pour systeme de commutation telephonique |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA291,881A Expired CA1036733A (fr) | 1974-11-07 | 1977-11-28 | Circuit boucle de commande de poste pour systeme de commutation telephonique |
| CA291,880A Expired CA1036732A (fr) | 1974-11-07 | 1977-11-28 | Circuit boucle de commande de poste pour systeme de commutation telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (3) | CA1036731A (fr) |
-
1977
- 1977-11-28 CA CA291,879A patent/CA1036731A/fr not_active Expired
- 1977-11-28 CA CA291,881A patent/CA1036733A/fr not_active Expired
- 1977-11-28 CA CA291,880A patent/CA1036732A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1036733A (fr) | 1978-08-15 |
| CA1036732A (fr) | 1978-08-15 |
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