Paving the last mile with glass.
Each year, the local phone companies (more properly known as ILECs, for incumbent local exchange carriers) replace 3-4 percent of their copper twisted-pair subscriber lines because of physical deterioration. They also add 1.5 million lines annually to newly built homes. But by largely ignoring the o...
| الحاوية / القاعدة: | IEEE spectrum 39, 12 (2002). |
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| المؤلف الرئيسي: | |
| التنسيق: | مقال |
| اللغة: | English |
| الموضوعات: |