LU50044A1 - - Google Patents
Info
- Publication number
- LU50044A1 LU50044A1 LU50044A LU50044A LU50044A1 LU 50044 A1 LU50044 A1 LU 50044A1 LU 50044 A LU50044 A LU 50044A LU 50044 A LU50044 A LU 50044A LU 50044 A1 LU50044 A1 LU 50044A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
-
- 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
- H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR984904A FR1445464A (en) | 1964-08-11 | 1964-08-11 | Improvements made to the grouping of organs in a telecommunications center |
| FR997121A FR87604E (en) | 1964-08-11 | 1964-12-02 | Improvements made to the grouping of organs in a telecommunications center |
| FR998714A FR87964E (en) | 1964-08-11 | 1964-12-15 | Improvements made to the grouping of organs in a telecommunications center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU50044A1 true LU50044A1 (en) | 1967-06-13 |
Family
ID=27248212
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU49248A LU49248A1 (en) | 1964-08-11 | 1965-08-04 | |
| LU50044A LU50044A1 (en) | 1964-08-11 | 1965-12-13 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU49248A LU49248A1 (en) | 1964-08-11 | 1965-08-04 |
Country Status (6)
| Country | Link |
|---|---|
| BE (2) | BE667689A (en) |
| CH (2) | CH437435A (en) |
| DE (2) | DE1290199B (en) |
| FR (2) | FR87604E (en) |
| LU (2) | LU49248A1 (en) |
| NL (2) | NL154387B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1121655B (en) * | 1957-09-26 | 1962-01-11 | Siemens Ag | Method and circuit arrangement for searching for and selecting free connection paths in a multi-stage field of crosspoints |
| GB916637A (en) * | 1959-02-26 | 1963-01-23 | Ass Elect Ind | Improvements relating to automatic telecommunication and like switching systems |
| DE1086297B (en) * | 1959-02-28 | 1960-08-04 | Telefonbau | Arrangement to increase the performance of cable bundles in telecommunications systems with dialer operation |
| DE1098045B (en) * | 1959-10-15 | 1961-01-26 | Standard Elektrik Lorenz Ag | Method and circuit arrangement for controlling overflow groups in through-connection networks with single or multi-stage switching matrices in telecommunication systems, in particular telephone systems |
| DE1130010B (en) * | 1960-09-29 | 1962-05-24 | Siemens Ag | Grouping arrangement for intermediate line systems in telecommunications, in particular telephone systems |
| DE1160030B (en) * | 1961-09-20 | 1963-12-27 | Siemens Ag | Circuit arrangement for indirectly controlled telephone exchanges |
-
1964
- 1964-12-02 FR FR997121A patent/FR87604E/en not_active Expired
- 1964-12-15 FR FR998714A patent/FR87964E/en not_active Expired
-
1965
- 1965-07-30 BE BE667689A patent/BE667689A/xx unknown
- 1965-08-03 CH CH1093165A patent/CH437435A/en unknown
- 1965-08-04 LU LU49248A patent/LU49248A1/xx unknown
- 1965-08-11 NL NL6510435A patent/NL154387B/en not_active IP Right Cessation
- 1965-08-11 DE DE1965C0036624 patent/DE1290199B/en not_active Withdrawn
- 1965-11-18 CH CH1590565A patent/CH442434A/en unknown
- 1965-12-08 BE BE673444A patent/BE673444A/xx unknown
- 1965-12-09 DE DE19651267274 patent/DE1267274C2/en not_active Expired
- 1965-12-13 LU LU50044A patent/LU50044A1/xx unknown
- 1965-12-15 NL NL6516311A patent/NL6516311A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR87604E (en) | 1966-04-15 |
| BE673444A (en) | 1966-06-08 |
| NL6516311A (en) | 1966-06-16 |
| NL154387B (en) | 1977-08-15 |
| DE1267274B (en) | 1968-05-02 |
| DE1290199B (en) | 1969-03-06 |
| CH437435A (en) | 1967-06-15 |
| CH442434A (en) | 1967-08-31 |
| BE667689A (en) | 1966-01-31 |
| DE1267274C2 (en) | 1977-04-14 |
| LU49248A1 (en) | 1967-02-07 |
| NL6510435A (en) | 1966-02-14 |
| FR87964E (en) | 1966-04-29 |