FR2352450B1 - - Google Patents
Info
- Publication number
- FR2352450B1 FR2352450B1 FR7714891A FR7714891A FR2352450B1 FR 2352450 B1 FR2352450 B1 FR 2352450B1 FR 7714891 A FR7714891 A FR 7714891A FR 7714891 A FR7714891 A FR 7714891A FR 2352450 B1 FR2352450 B1 FR 2352450B1
- 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.)
- Expired
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electronic Switches (AREA)
- Amplifiers (AREA)
- Time-Division Multiplex Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/687,622 US4032718A (en) | 1976-05-19 | 1976-05-19 | Four-wire integrable hybrid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2352450A1 FR2352450A1 (fr) | 1977-12-16 |
| FR2352450B1 true FR2352450B1 (US07223432-20070529-C00017.png) | 1981-09-11 |
Family
ID=24761141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7714891A Granted FR2352450A1 (fr) | 1976-05-19 | 1977-05-16 | Circuit de terminaison pour une ligne telephonique |
Country Status (7)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4458112A (en) * | 1981-10-29 | 1984-07-03 | Telefonaktiebolaget L M Ericsson | Floating subscriber loop interface circuit |
| JPS5925450A (ja) * | 1982-07-31 | 1984-02-09 | Sharp Corp | インラインデ−タ通信装置 |
| SE466178B (sv) * | 1990-05-07 | 1992-01-07 | Ericsson Telefon Ab L M | Oeverspaennings- och oeverstroemsskydd foer ett linjeoeverdrag |
| US5966382A (en) * | 1997-05-30 | 1999-10-12 | 3Com Corporation | Network communications using sine waves |
| US6252532B1 (en) | 1998-02-26 | 2001-06-26 | 3Com Corporation | Programmable compensation and frequency equalization for network systems |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2936337A (en) * | 1957-01-09 | 1960-05-10 | Bell Telephone Labor Inc | Switching circuit |
| US3366738A (en) * | 1964-05-26 | 1968-01-30 | Bell Telephone Labor Inc | Time division transhybrid echo suppressor |
| DE1297164B (de) * | 1966-03-29 | 1969-06-12 | Siemens Ag | Schaltungsanordnung fuer eine Gabelschaltung, insbesondere fuer Zeitmultiplex-Vermittlungen |
| US3668318A (en) * | 1970-12-14 | 1972-06-06 | Bell Telephone Labor Inc | Time division hybrid arrangement |
| JPS4862321A (US07223432-20070529-C00017.png) * | 1971-12-06 | 1973-08-31 |
-
1976
- 1976-05-19 US US05/687,622 patent/US4032718A/en not_active Expired - Lifetime
-
1977
- 1977-03-22 CA CA274,480A patent/CA1085524A/en not_active Expired
- 1977-05-16 FR FR7714891A patent/FR2352450A1/fr active Granted
- 1977-05-17 IT IT7723676A patent/IT1107720B/it active
- 1977-05-17 DE DE2722342A patent/DE2722342C2/de not_active Expired
- 1977-05-17 GB GB20637/77A patent/GB1577667A/en not_active Expired
- 1977-05-18 JP JP5651477A patent/JPS52141106A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2352450A1 (fr) | 1977-12-16 |
| US4032718A (en) | 1977-06-28 |
| DE2722342C2 (de) | 1982-07-08 |
| JPS52141106A (en) | 1977-11-25 |
| CA1085524A (en) | 1980-09-09 |
| IT1107720B (it) | 1985-11-25 |
| DE2722342A1 (de) | 1977-12-01 |
| GB1577667A (en) | 1980-10-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |