NL7209262A - - Google Patents
Info
- Publication number
- NL7209262A NL7209262A NL7209262A NL7209262A NL7209262A NL 7209262 A NL7209262 A NL 7209262A NL 7209262 A NL7209262 A NL 7209262A NL 7209262 A NL7209262 A NL 7209262A NL 7209262 A NL7209262 A NL 7209262A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1575071A CH537679A (de) | 1971-10-29 | 1971-10-29 | Einrichtung zum Speisen von Zusatzgeräten bei Telephonsprechstellen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7209262A true NL7209262A (enExample) | 1973-05-02 |
Family
ID=4411640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7209262A NL7209262A (enExample) | 1971-10-29 | 1972-06-30 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH537679A (enExample) |
| DE (1) | DE2161349B1 (enExample) |
| FR (1) | FR2158926A5 (enExample) |
| IT (1) | IT969918B (enExample) |
| NL (1) | NL7209262A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2238225A1 (de) * | 1972-08-03 | 1974-02-14 | Itt Ind Gmbh Deutsche | Betriebsschaltung eines telefonapparates |
| GB1394148A (en) * | 1972-09-11 | 1975-05-14 | Int Standard Electric Corp | Push-button telphone subset |
| CH589395A5 (enExample) * | 1975-09-11 | 1977-06-30 | Sodeco Compteurs De Geneve | |
| DE2931456C2 (de) * | 1979-08-02 | 1982-10-28 | Siemens AG, 1000 Berlin und 8000 München | Parallelregelschaltung |
| FR2538661A1 (fr) * | 1982-12-28 | 1984-06-29 | Thomson Csf | Circuit electrique assurant les fonctions de base d'un poste telephonique d'abonne |
| FR2557396A1 (fr) * | 1983-11-15 | 1985-06-28 | Gesi | Alimentation a haute impedance pour circuit electronique alimente par une ligne de telephone |
| CH667559A5 (de) * | 1985-07-08 | 1988-10-14 | Sodeco Compteurs De Geneve | Einrichtung zum speisen eines in automatischen fernsprechanlagen an einen telephonschaltkreis parallel angeschalteten zusatzgeraetes. |
| NL8800481A (nl) * | 1988-02-25 | 1989-09-18 | At & T & Philips Telecomm | Dc-voeding voor een s-bus in isdn. |
-
1971
- 1971-10-29 CH CH1575071A patent/CH537679A/de not_active IP Right Cessation
- 1971-12-07 DE DE19712161349 patent/DE2161349B1/de active Pending
-
1972
- 1972-06-30 NL NL7209262A patent/NL7209262A/xx unknown
- 1972-10-24 FR FR7237629A patent/FR2158926A5/fr not_active Expired
- 1972-10-26 IT IT30940/72A patent/IT969918B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CH537679A (de) | 1973-05-31 |
| IT969918B (it) | 1974-04-10 |
| FR2158926A5 (enExample) | 1973-06-15 |
| DE2161349B1 (de) | 1972-12-07 |