FR2326091B1 - - Google Patents
Info
- Publication number
- FR2326091B1 FR2326091B1 FR7529080A FR7529080A FR2326091B1 FR 2326091 B1 FR2326091 B1 FR 2326091B1 FR 7529080 A FR7529080 A FR 7529080A FR 7529080 A FR7529080 A FR 7529080A FR 2326091 B1 FR2326091 B1 FR 2326091B1
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
- H04M19/005—Feeding arrangements without the use of line transformers
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7529080A FR2326091A1 (en) | 1975-09-23 | 1975-09-23 | Telephone terminal telesupply unit - is connected to telephone line and can supply current from two sources |
CH1188576A CH607494A5 (en) | 1975-09-23 | 1976-09-20 | |
DE19762642318 DE2642318C2 (en) | 1975-09-23 | 1976-09-21 | Circuit arrangement for feeding subscriber stations |
BE2055323A BE846415A (en) | 1975-09-23 | 1976-09-22 | UPGRADING TO SUBSCRIBER LINE EQUIPMENT |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7529080A FR2326091A1 (en) | 1975-09-23 | 1975-09-23 | Telephone terminal telesupply unit - is connected to telephone line and can supply current from two sources |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2326091A1 FR2326091A1 (en) | 1977-04-22 |
FR2326091B1 true FR2326091B1 (en) | 1981-09-11 |
Family
ID=9160324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7529080A Granted FR2326091A1 (en) | 1975-09-23 | 1975-09-23 | Telephone terminal telesupply unit - is connected to telephone line and can supply current from two sources |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE846415A (en) |
CH (1) | CH607494A5 (en) |
DE (1) | DE2642318C2 (en) |
FR (1) | FR2326091A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2850905C2 (en) * | 1978-11-24 | 1985-11-14 | Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Circuit arrangement for feeding a subscriber terminal |
DE3125105C2 (en) * | 1981-06-26 | 1984-06-20 | Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg | Circuitry in a telephone set for feeding a keypad |
DE3926102A1 (en) * | 1989-08-08 | 1991-02-14 | Standard Elektrik Lorenz Ag | Transmitting digital signal(s) over subscriber line - using supply DC, which is modulated by digital signal in supply DC branch |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1199827B (en) * | 1964-05-21 | 1965-09-02 | Telefunken Patent | Circuit arrangement for the supply of the subscriber stations in telecommunication systems, especially telephone systems |
DE1290202B (en) * | 1966-09-30 | 1969-03-06 | Merk Gmbh Telefonbau Fried | Circuit arrangement for the supply of telephone subscriber stations |
-
1975
- 1975-09-23 FR FR7529080A patent/FR2326091A1/en active Granted
-
1976
- 1976-09-20 CH CH1188576A patent/CH607494A5/xx not_active IP Right Cessation
- 1976-09-21 DE DE19762642318 patent/DE2642318C2/en not_active Expired
- 1976-09-22 BE BE2055323A patent/BE846415A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2642318C2 (en) | 1983-08-11 |
CH607494A5 (en) | 1978-12-29 |
BE846415A (en) | 1977-03-22 |
DE2642318A1 (en) | 1977-03-31 |
FR2326091A1 (en) | 1977-04-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licenses | ||
ST | Notification of lapse |