FR2195142A1 - - Google Patents
Info
- Publication number
- FR2195142A1 FR2195142A1 FR7327875A FR7327875A FR2195142A1 FR 2195142 A1 FR2195142 A1 FR 2195142A1 FR 7327875 A FR7327875 A FR 7327875A FR 7327875 A FR7327875 A FR 7327875A FR 2195142 A1 FR2195142 A1 FR 2195142A1
- Authority
- FR
- France
- 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.)
- Granted
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
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00276833A US3804989A (en) | 1972-07-31 | 1972-07-31 | Time division communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2195142A1 true FR2195142A1 (US08124317-20120228-C00026.png) | 1974-03-01 |
| FR2195142B1 FR2195142B1 (US08124317-20120228-C00026.png) | 1978-12-29 |
Family
ID=23058242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7327875A Expired FR2195142B1 (US08124317-20120228-C00026.png) | 1972-07-31 | 1973-07-30 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2524750A1 (fr) * | 1982-03-30 | 1983-10-07 | Telecommunications Sa | Systeme de visioconference multisalle |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1479009A (en) * | 1974-07-12 | 1977-07-06 | Sarma B | Telecommunication switching system |
| US3997730A (en) * | 1975-08-29 | 1976-12-14 | Bell Telephone Laboratories, Incorporated | Time division conference circuit |
| US4004099A (en) * | 1975-10-20 | 1977-01-18 | Rca Corporation | Time division multiplex switching system |
| US4201893A (en) * | 1978-09-28 | 1980-05-06 | Gte Automatic Electric Laboratories Incorporated | Private automatic branch exchange telephone system with two data sources sharing a multiplexed data bus |
| SE446050B (sv) * | 1979-09-15 | 1986-08-04 | British Comm Corp Ltd | Kommunikationssystem innefattande ett flertal sendare och mottagare och en gemensam signaloverforingsbana |
| US4481624A (en) * | 1982-06-24 | 1984-11-06 | At&T Bell Laboratories | Linear time division multiplexed conferencer |
| GB2488515B (en) | 2011-02-11 | 2015-05-20 | Teraview Ltd | A test system |
| CN108832930A (zh) * | 2018-04-29 | 2018-11-16 | 浙江工规科技有限公司 | 一种dac重构滤波器 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3233043A (en) * | 1961-02-10 | 1966-02-01 | Nippon Electric Co | Time-division multiplex telephone switching system |
| US3469255A (en) * | 1965-03-08 | 1969-09-23 | Bendix Corp | Balanced charge transfer circuit |
| NL6600601A (US08124317-20120228-C00026.png) * | 1966-01-18 | 1967-07-19 | ||
| DE1285015B (de) * | 1967-09-26 | 1968-12-12 | Siemens Ag | Schaltungsanordnung zur impulsweisen Energieuebertragung, insbesondere in Zeitmultiplex-Fernsprechvermittlungsanlagen |
| US3617643A (en) * | 1969-07-25 | 1971-11-02 | Bell Telephone Labor Inc | Time division switching system employing common transmission highways |
| US3689896A (en) * | 1970-12-21 | 1972-09-05 | Bell Telephone Labor Inc | Time division switching system |
| US3745253A (en) * | 1972-02-09 | 1973-07-10 | Bell Telephone Labor Inc | Time division switching system |
| US3742147A (en) * | 1972-02-09 | 1973-06-26 | Bell Telephone Labor Inc | Time division communication system utilizing time separation switching |
-
1972
- 1972-07-31 US US00276833A patent/US3804989A/en not_active Expired - Lifetime
-
1973
- 1973-05-03 CA CA170,402A patent/CA987800A/en not_active Expired
- 1973-07-27 GB GB3589873A patent/GB1444603A/en not_active Expired
- 1973-07-27 GB GB648076A patent/GB1444604A/en not_active Expired
- 1973-07-30 FR FR7327875A patent/FR2195142B1/fr not_active Expired
- 1973-07-30 DE DE19732338541 patent/DE2338541A1/de not_active Withdrawn
- 1973-07-31 JP JP8672573A patent/JPS5628064B2/ja not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2524750A1 (fr) * | 1982-03-30 | 1983-10-07 | Telecommunications Sa | Systeme de visioconference multisalle |
| EP0091327A1 (fr) * | 1982-03-30 | 1983-10-12 | SAT (Société Anonyme de Télécommunications),Société Anonyme | Système de visioconférence multisalle |
Also Published As
| Publication number | Publication date |
|---|---|
| US3804989A (en) | 1974-04-16 |
| DE2338541A1 (de) | 1974-02-14 |
| GB1444604A (en) | 1976-08-04 |
| GB1444603A (en) | 1976-08-04 |
| JPS4960409A (US08124317-20120228-C00026.png) | 1974-06-12 |
| CA987800A (en) | 1976-04-20 |
| JPS5628064B2 (US08124317-20120228-C00026.png) | 1981-06-29 |
| FR2195142B1 (US08124317-20120228-C00026.png) | 1978-12-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |