BE638647A - - Google Patents
Info
- Publication number
- BE638647A BE638647A BE638647DA BE638647A BE 638647 A BE638647 A BE 638647A BE 638647D A BE638647D A BE 638647DA BE 638647 A BE638647 A BE 638647A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Exchange Systems With Centralized Control (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US273015A US3268667A (en) | 1963-04-15 | 1963-04-15 | Electronic switching telephone system |
| US320363A US3324248A (en) | 1963-04-15 | 1963-10-31 | Electronic switching telephone system |
| US337865A US3328531A (en) | 1963-04-15 | 1964-01-15 | Allotter with monitor control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE638647A true BE638647A (US07166745-20070123-C00061.png) |
Family
ID=27402516
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE638647D BE638647A (US07166745-20070123-C00061.png) | 1963-04-15 | ||
| BE646561D BE646561A (US07166745-20070123-C00061.png) | 1963-04-15 | 1964-04-15 | |
| BE655047D BE655047A (US07166745-20070123-C00061.png) | 1963-04-15 | 1964-10-30 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646561D BE646561A (US07166745-20070123-C00061.png) | 1963-04-15 | 1964-04-15 | |
| BE655047D BE655047A (US07166745-20070123-C00061.png) | 1963-04-15 | 1964-10-30 |
Country Status (7)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3387092A (en) * | 1965-07-16 | 1968-06-04 | Itt | Tandem trunking having incoming and outgoing appearances in a crossbar matrix |
| US3452157A (en) * | 1966-02-01 | 1969-06-24 | Itt | Current controlled,self-seeking telephone switching system |
| US3449526A (en) * | 1966-04-08 | 1969-06-10 | Itt | Trap circuit for use in an electronic switching telephone system |
| US3482052A (en) * | 1966-04-19 | 1969-12-02 | Itt | Transfer and signaling circuit |
| DE1295586B (de) * | 1966-06-03 | 1969-05-22 | Siemens Ag | Schaltungsanordnung zum voruebergehenden Sperren von Fernleitungen gegen Wiederbelegung in Fernmeldevermittlungsanlagen |
| US3458662A (en) * | 1966-07-29 | 1969-07-29 | Bell Telephone Labor Inc | Crossbar switching with special service provisions |
| FR1509986A (fr) * | 1966-11-04 | 1968-01-19 | Ibm France | Système de commutation téléphonique à commande centralisée |
| GB1257623A (US07166745-20070123-C00061.png) * | 1967-12-11 | 1971-12-22 | Post Office | |
| US3655918A (en) * | 1970-04-17 | 1972-04-11 | Itt | Trunk allotter |
| US3692948A (en) * | 1970-12-24 | 1972-09-19 | Western Electric Co Ltd | Telephone queuing circuit |
| US3748396A (en) * | 1971-04-14 | 1973-07-24 | Itt | Direct inward dialing trunk circuit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1000460B (de) * | 1955-07-16 | 1957-01-10 | Siemens Ag | Schaltungsanordnung fuer mit Wechselstrom betriebene, doppeltgerichtete Verbindungsleitungen in Fernmeldeanlagen, insbesondere Fernsprechanlagen |
| DE1006015B (de) * | 1956-04-11 | 1957-04-11 | Telefonbau & Normalzeit Gmbh | Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen mit doppelt gerichteten Verbindungsleitungen |
| NL255278A (US07166745-20070123-C00061.png) * | 1959-08-26 | |||
| US3021450A (en) * | 1960-04-07 | 1962-02-13 | Thompson Ramo Wooldridge Inc | Ring counter |
| US3135875A (en) * | 1961-05-04 | 1964-06-02 | Ibm | Ring counter employing four-layer diodes and scaling resistors to effect counting |
| GB1040741A (en) * | 1961-12-04 | 1966-09-01 | Elliott Brothers London Ltd | Fault alarm display systems |
-
0
- NL NL299267D patent/NL299267A/xx unknown
- DE DENDAT1251815D patent/DE1251815B/de active Pending
- BE BE638647D patent/BE638647A/xx unknown
-
1963
- 1963-04-15 US US273015A patent/US3268667A/en not_active Expired - Lifetime
- 1963-10-11 GB GB40198/63A patent/GB1029479A/en not_active Expired
- 1963-10-31 US US320363A patent/US3324248A/en not_active Expired - Lifetime
-
1964
- 1964-01-15 US US337865A patent/US3328531A/en not_active Expired - Lifetime
- 1964-03-25 DE DEST21891A patent/DE1226163B/de active Pending
- 1964-04-10 GB GB14877/64A patent/GB1057421A/en not_active Expired
- 1964-04-14 NL NL6404004A patent/NL6404004A/xx unknown
- 1964-04-15 BE BE646561D patent/BE646561A/xx unknown
- 1964-10-21 NL NL6412225A patent/NL6412225A/xx unknown
- 1964-10-26 CH CH1385664A patent/CH446445A/de unknown
- 1964-10-30 GB GB44312/64A patent/GB1040639A/en not_active Expired
- 1964-10-30 BE BE655047D patent/BE655047A/xx unknown
-
1965
- 1965-01-08 GB GB959/65A patent/GB1049841A/en not_active Expired
- 1965-01-13 DE DE19651562119 patent/DE1562119B2/de active Pending
- 1965-01-15 FR FR2070A patent/FR87754E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1562119A1 (de) | 1970-03-12 |
| FR87754E (fr) | 1966-10-07 |
| GB1049841A (en) | 1966-11-30 |
| GB1057421A (en) | 1967-02-01 |
| DE1251815B (de) | 1967-10-12 |
| US3268667A (en) | 1966-08-23 |
| GB1029479A (en) | 1966-05-11 |
| US3328531A (en) | 1967-06-27 |
| NL6404004A (US07166745-20070123-C00061.png) | 1964-10-16 |
| BE646561A (US07166745-20070123-C00061.png) | 1964-10-15 |
| DE1562119B2 (de) | 1972-04-06 |
| DE1226163B (de) | 1966-10-06 |
| NL299267A (US07166745-20070123-C00061.png) | |
| CH446445A (de) | 1967-11-15 |
| GB1040639A (en) | 1966-09-01 |
| BE655047A (US07166745-20070123-C00061.png) | 1965-04-30 |
| NL6412225A (US07166745-20070123-C00061.png) | 1965-05-03 |
| US3324248A (en) | 1967-06-06 |
