 |
1 | |
Optical transceivers are assemblies called optical into which both the light transmitter and light receiver are packaged together to form a single module. |
|
|
2 | |
Manufacturers of optical transceivers and network equipment have set standards known as agreements that standardize transceiver size, mechanical characteristics, electrical characteristics, and connectors. |
|
|
3 | |
The most important specification in a fiber-optic communication system is the data . |
|
|
4 | |
A power budget is a(n) of all the attenuation and gains in a fiber-optic system. |
|
|
5 | |
is the process of converting the weak optical signal to its electrical equivalent, then amplifying and reshaping it electronically, and retransmitting it on another laser. |
|
|
6 | |
A laser pump uses a(n) of erbium-doped fiber to release additional photons at the same frequency as the input photons. |
|
|
7 | |
Dense wavelength-division multiplexing refers to the use of 8, 16, 32, 64, or more data channels on a(n) fiber. |
|
|
8 | |
The term passive implies no OEO repeaters, amplifiers, or any other device that uses . |
|
|
9 | |
Light, radio waves, and microwaves are all forms of radiation. |
|
|
10 | |
The light ray from the light is usually called the incident ray. |
|
|
11 | |
The of light rays known as refraction occurs because light travels at different speeds in different materials. |
|
|
12 | |
Pulse modulation refers to turning the light source off and on in accordance with some serial signal. |
|
|
13 | |
A fiber-optic cable is a thin glass or plastic cable that acts as a light . |
|
|
14 | |
Mode refers to the of paths for the light rays in the fiber-optic cable. |
|
|
15 | |
Scattering refers to the light lost due to light waves entering at the wrong angle and being lost in the cladding because of . |
|
.