FR1464196A - Système de commutation téléphonique - Google Patents
Système de commutation téléphoniqueInfo
- Publication number
- FR1464196A FR1464196A FR40645A FR40645A FR1464196A FR 1464196 A FR1464196 A FR 1464196A FR 40645 A FR40645 A FR 40645A FR 40645 A FR40645 A FR 40645A FR 1464196 A FR1464196 A FR 1464196A
- Authority
- FR
- France
- Prior art keywords
- switching system
- telephone switching
- telephone
- switching
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US415319A US3377433A (en) | 1964-12-02 | 1964-12-02 | Switching system arrangement for providing multiple switching network line appearances without preassignment |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1464196A true FR1464196A (fr) | 1966-12-30 |
Family
ID=23645226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR40645A Expired FR1464196A (fr) | 1964-12-02 | 1965-12-02 | Système de commutation téléphonique |
Country Status (6)
Country | Link |
---|---|
US (1) | US3377433A (fr) |
BE (1) | BE672838A (fr) |
DE (1) | DE1269672B (fr) |
FR (1) | FR1464196A (fr) |
GB (1) | GB1127906A (fr) |
SE (1) | SE317413B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1280339C2 (de) * | 1965-11-27 | 1976-05-13 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltungsanordnung fuer fernsprechvermittlungsanlagen zum aufbau von dreierverbindungen |
US3497631A (en) * | 1966-08-05 | 1970-02-24 | Stromberg Carlson Corp | Add-on conference trunk |
US3542962A (en) * | 1968-03-11 | 1970-11-24 | Bell Telephone Labor Inc | Switching system with station controlled class of service |
US8208410B1 (en) | 2005-02-28 | 2012-06-26 | Radvision Ltd. | Systems and methods for implementing call waiting in multimedia devices |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2803706A (en) * | 1955-09-20 | 1957-08-20 | American Telephone & Telegraph | Trunk circuit |
US3144517A (en) * | 1960-10-27 | 1964-08-11 | Bell Telephone Labor Inc | Add-on circuit for step-by-step systems |
NL289144A (fr) * | 1962-03-08 | |||
NL290522A (fr) * | 1962-03-22 | |||
US3231678A (en) * | 1962-06-25 | 1966-01-25 | Bell Telephone Labor Inc | Subscriber controlled conference circuit |
-
1964
- 1964-12-02 US US415319A patent/US3377433A/en not_active Expired - Lifetime
-
1965
- 1965-11-25 BE BE672838D patent/BE672838A/xx not_active IP Right Cessation
- 1965-11-30 SE SE15502/65D patent/SE317413B/xx unknown
- 1965-12-01 DE DEP1269A patent/DE1269672B/de active Pending
- 1965-12-01 GB GB50912/65A patent/GB1127906A/en not_active Expired
- 1965-12-02 FR FR40645A patent/FR1464196A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE317413B (fr) | 1969-11-17 |
BE672838A (fr) | 1966-03-16 |
US3377433A (en) | 1968-04-09 |
DE1269672B (de) | 1968-06-06 |
GB1127906A (en) | 1968-09-18 |
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