SE302474B - - Google Patents
Info
- Publication number
- SE302474B SE302474B SE1227061A SE1227061A SE302474B SE 302474 B SE302474 B SE 302474B SE 1227061 A SE1227061 A SE 1227061A SE 1227061 A SE1227061 A SE 1227061A SE 302474 B SE302474 B SE 302474B
- Authority
- SE
- Sweden
Links
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
- H04M15/06—Recording class or number of calling, i.e. A-party or called party, i.e. B-party
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
- H04Q1/36—Pulse-correcting arrangements, e.g. for reducing effects due to interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB42659/60A GB970938A (en) | 1957-11-08 | 1960-12-12 | Automatic telecommunication exchange systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE302474B true SE302474B (enrdf_load_html_response) | 1968-07-22 |
Family
ID=10425413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE1227061A SE302474B (enrdf_load_html_response) | 1960-12-12 | 1961-12-08 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH399547A (enrdf_load_html_response) |
| SE (1) | SE302474B (enrdf_load_html_response) |
-
1961
- 1961-12-08 SE SE1227061A patent/SE302474B/xx unknown
- 1961-12-12 CH CH1435261A patent/CH399547A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH399547A (de) | 1965-09-30 |