diff options
Diffstat (limited to 'framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java')
-rw-r--r-- | framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java index 42d76090..ca01c6e3 100644 --- a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java +++ b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java @@ -19,11 +19,12 @@ package org.onlab.util; * Telecom optical wavelength bands: O, E, S, C, L and U bands. * * See ITU-T G-Series Recommendations, Supplement 39 + * See ITU-T G.694.1 for center frequency definition. */ public final class Spectrum { - private Spectrum() { - } + // Center frequency + public static final Frequency CENTER_FREQUENCY = Frequency.ofTHz(193.1); // O band (original): 1260 to 1360 nm public static final Frequency O_BAND_MIN = Frequency.ofTHz(220.436); @@ -48,4 +49,7 @@ public final class Spectrum { // U band (ultra-long wavelength): 1625 to 1675 nm public static final Frequency U_BAND_MIN = Frequency.ofTHz(178.981); public static final Frequency U_BAND_MAX = Frequency.ofTHz(184.488); + + private Spectrum() { + } } |