|
|
|
|
|
|
|
|
|
User network interface (uni)
| Fiber Optic Glossary |
The user end of an access network, similar to an onu but not necessarily optical
|
|
|
Chromatic dispersion (cd), английский
The variation in the velocity of light (group velocity) as a function of wavelength. it causes pulses of a modulated laser source to broaden when traveling within the fiber, up to a point where pulses overlap and bit error rate increases
Video over ip, английский
The transmission of video programming over an ip network. if the source programming is digital, it is encapsulated into ip packets. otherwise, it is digitized and usually compressed. it can then be converted back to analog by equipment at the customer’s premises or viewed on a digital television
|
|
|
|
|
|
|
