BE467274A - - Google Patents
Info
- Publication number
- BE467274A BE467274A BE467274DA BE467274A BE 467274 A BE467274 A BE 467274A BE 467274D A BE467274D A BE 467274DA BE 467274 A BE467274 A BE 467274A
- Authority
- BE
- Belgium
- Prior art keywords
- substation
- circuit
- relay
- telephone
- call
- Prior art date
Links
- 239000004020 conductor Substances 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE467274A true BE467274A (th) |
Family
ID=118340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE467274D BE467274A (th) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE467274A (th) |
-
0
- BE BE467274D patent/BE467274A/fr unknown
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