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Business - J:COM Infrastructure |
| J:COM's network is structured using a FTTN (Fiber to the Node)system, in which the trunk line of optical fibers is connected toeach household through an electrical signal converter called a nodeand via coaxial cable. |
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Diagram IllustratingFrequency Bandwidth Use of J:COM |
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|
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Upstream |  |
|
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Downstream | |
| Communications (Telephony /Internet) |
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FM Radio |
Analog CATV |
Digital CATV |
Communications (Telephony/Internet) |
| 10 | 55 | 70 | 76 | 90 | 450 |
600
|
750MHz
|
