BE431819A - - Google Patents
Info
- Publication number
- BE431819A BE431819A BE431819DA BE431819A BE 431819 A BE431819 A BE 431819A BE 431819D A BE431819D A BE 431819DA BE 431819 A BE431819 A BE 431819A
- Authority
- BE
- Belgium
- Prior art keywords
- telephone
- remote transmission
- switching
- lines
- telephone lines
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000005259 measurement Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/002—Telephonic communication systems specially adapted for combination with other electrical systems with telemetering systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431819A true BE431819A (cs) |
Family
ID=91541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431819D BE431819A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE431819A (cs) |
-
0
- BE BE431819D patent/BE431819A/fr unknown
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