com.net2plan.libraries

Class WDMUtils.ModulationFormat

java.lang.Object

com.net2plan.libraries.WDMUtils.ModulationFormat

Enclosing class:

WDMUtils

public static class WDMUtils.ModulationFormat
extends Object

Class to define typical modulation formats. Data for default formats were obtained from [1].

Since:

0.2.3

See Also:

[1] Z. Zhu, W. Lu, L. Zhang, and N. Ansari, "Dynamic Service Provisioning in Elastic Optical Networks with Hybrid Single-/Multi-Path Routing," IEEE/OSA Journal of Lightwave Technology, vol. 31, no. 1, pp. 15-22, January 2013

Field Summary

Fields

Modifier and Type	Field and Description
static WDMUtils.ModulationFormat	BPSK BPSK format (optical reach = 9600 km, spectral efficiency = 1 bps/Hz).
static Set<WDMUtils.ModulationFormat>	DEFAULT_MODULATION_SET Default set of available modulations (BPSK, QPSK, 8-QAM, 16-QAM).
String	name Modulation name.
double	opticalReachInKm Optical reach (in kilometers).
static WDMUtils.ModulationFormat	QAM_16 16-QAM format (optical reach = 1200 km, spectral efficiency = 4 bps/Hz).
static WDMUtils.ModulationFormat	QAM_8 8-QAM format (optical reach = 2400 km, spectral efficiency = 3 bps/Hz).
static WDMUtils.ModulationFormat	QPSK QPSK format (optical reach = 4800 km, spectral efficiency = 2 bps/Hz).
double	spectralEfficiencyInBpsPerHz Spectral efficiency (in bps per Hz).

Constructor Summary

Constructors

Constructor and Description
ModulationFormat(String name, double opticalReachInKm, double spectralEfficiencyInBpsPerHz) Default constructor.

Method Summary

Modifier and Type	Method and Description
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

BPSK

public static final WDMUtils.ModulationFormat BPSK

BPSK format (optical reach = 9600 km, spectral efficiency = 1 bps/Hz).

Since:

0.2.3

DEFAULT_MODULATION_SET

public static final Set<WDMUtils.ModulationFormat> DEFAULT_MODULATION_SET

Default set of available modulations (BPSK, QPSK, 8-QAM, 16-QAM).

Since:

0.2.3

name

public final String name

Modulation name.

Since:

0.2.3

opticalReachInKm

public final double opticalReachInKm

Optical reach (in kilometers).

Since:

0.2.3

QAM_16

public static final WDMUtils.ModulationFormat QAM_16

16-QAM format (optical reach = 1200 km, spectral efficiency = 4 bps/Hz).

Since:

0.2.3

QAM_8

public static final WDMUtils.ModulationFormat QAM_8

8-QAM format (optical reach = 2400 km, spectral efficiency = 3 bps/Hz).

Since:

0.2.3

QPSK

public static final WDMUtils.ModulationFormat QPSK

QPSK format (optical reach = 4800 km, spectral efficiency = 2 bps/Hz).

Since:

0.2.3

spectralEfficiencyInBpsPerHz

public final double spectralEfficiencyInBpsPerHz

Spectral efficiency (in bps per Hz).

Since:

0.2.3

Constructor Detail

ModulationFormat

public ModulationFormat(String name,
                        double opticalReachInKm,
                        double spectralEfficiencyInBpsPerHz)

Default constructor.

Parameters:

name - Modulation name

opticalReachInKm - Optical reach (in kilometers)

spectralEfficiencyInBpsPerHz - Spectral efficiency (in bps per Hz)

Since:

0.2.3

Method Detail

toString

public String toString()

Overrides:

toString in class Object