FR1397001A - Assembly for applying two opposing variable direct currents, the sum of which is constant, to two different resistances, intended in particular for pilot level regulators for multichannel telecommunication systems with carrier frequencies - Google Patents
Assembly for applying two opposing variable direct currents, the sum of which is constant, to two different resistances, intended in particular for pilot level regulators for multichannel telecommunication systems with carrier frequenciesInfo
- Publication number
- FR1397001A FR1397001A FR976722A FR976722A FR1397001A FR 1397001 A FR1397001 A FR 1397001A FR 976722 A FR976722 A FR 976722A FR 976722 A FR976722 A FR 976722A FR 1397001 A FR1397001 A FR 1397001A
- Authority
- FR
- France
- Prior art keywords
- sum
- applying
- constant
- assembly
- intended
- 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
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measuring Volume Flow (AREA)
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET19777A DE1118831B (en) | 1961-03-10 | 1961-03-10 | Electronic setting device, especially for setting cosine equalizers in multi-channel carrier frequency transmission lines |
DET21225A DE1138432B (en) | 1961-03-10 | 1961-12-05 | Electronic adjustment device, especially for level control in multi-channel carrier frequency transmission lines |
DET24432A DE1175281B (en) | 1963-08-06 | 1963-08-06 | Circuit arrangement for impressing two oppositely variable DC currents, the sum of which is constant, into two different resistances, in particular for use in pilot-controlled level regulators in multi-channel carrier frequency wide-area systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1397001A true FR1397001A (en) | 1965-04-23 |
Family
ID=27213064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR976722A Expired FR1397001A (en) | 1961-03-10 | 1964-06-02 | Assembly for applying two opposing variable direct currents, the sum of which is constant, to two different resistances, intended in particular for pilot level regulators for multichannel telecommunication systems with carrier frequencies |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1397001A (en) |
GB (2) | GB992663A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2160321A1 (en) * | 1971-11-19 | 1973-06-29 | Cit Alcatel |
-
1962
- 1962-02-21 GB GB6725/62A patent/GB992663A/en not_active Expired
-
1964
- 1964-06-02 FR FR976722A patent/FR1397001A/en not_active Expired
- 1964-08-04 GB GB30906/64A patent/GB1078819A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2160321A1 (en) * | 1971-11-19 | 1973-06-29 | Cit Alcatel |
Also Published As
Publication number | Publication date |
---|---|
GB992663A (en) | 1965-05-19 |
GB1078819A (en) | 1967-08-09 |
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