Wavelength Division Multiplexing
E719381
Wavelength Division Multiplexing is a fiber-optic transmission technique that increases bandwidth by sending multiple data channels simultaneously over different light wavelengths on the same optical fiber.
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
Fiber-optic transmission technique
ⓘ
Multiplexing technique ⓘ Optical communication technology ⓘ |
| advantage |
Efficient use of installed fiber infrastructure
ⓘ
Higher aggregate data rate on a single fiber ⓘ Scalability by adding wavelengths ⓘ |
| alsoKnownAs | WDM NERFINISHED ⓘ |
| appliesTo |
Access networks
ⓘ
Data center interconnects ⓘ Long-haul optical networks ⓘ Metro optical networks ⓘ Telecommunications networks NERFINISHED ⓘ |
| basedOn |
Optical frequency division
ⓘ
Wavelength separation ⓘ |
| comparedWith |
Frequency Division Multiplexing
ⓘ
Time Division Multiplexing NERFINISHED ⓘ |
| compatibleWith |
Multimode fiber
ⓘ
Single-mode fiber ⓘ |
| enables | Simultaneous transmission of multiple data channels ⓘ |
| hasVariant |
CWDM
ⓘ
Coarse Wavelength Division Multiplexing NERFINISHED ⓘ DWDM ⓘ Dense Wavelength Division Multiplexing ⓘ Ultra-dense Wavelength Division Multiplexing ⓘ WDM-PON NERFINISHED ⓘ |
| increases | Bandwidth ⓘ |
| multiplexes |
Multiple optical carrier signals
ⓘ
Multiple wavelengths of light ⓘ |
| operatesIn |
C-band
ⓘ
L-band ⓘ S-band ⓘ |
| requires |
Channel spacing planning
ⓘ
Optical power management ⓘ Precise wavelength control ⓘ |
| subjectOf |
ITU-T G.694.1 recommendation
NERFINISHED
ⓘ
ITU-T G.694.2 recommendation NERFINISHED ⓘ |
| usedFor |
5G transport networks
ⓘ
Enterprise optical networks ⓘ High-capacity backbone links ⓘ Undersea fiber-optic cables ⓘ |
| usesComponent |
Arrayed waveguide grating
NERFINISHED
ⓘ
Erbium-doped fiber amplifier NERFINISHED ⓘ Muxponder NERFINISHED ⓘ Optical add-drop multiplexer NERFINISHED ⓘ Optical amplifiers ⓘ Optical demultiplexer ⓘ Optical filters ⓘ Optical multiplexer ⓘ ROADM NERFINISHED ⓘ Reconfigurable optical add-drop multiplexer NERFINISHED ⓘ Transponders ⓘ |
| usesMedium |
Fiber-optic cable
ⓘ
Optical fiber NERFINISHED ⓘ |
| usesProperty | Different wavelengths carry independent channels ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.