Research Article
Universal Method for Constructing Fault-Tolerant Optical Routers Using RRW
Table 4
The insertion loss comparison of optical routers based on our method and other reliable optical routers for port-to-port communications.
| | Routers | Maximum IL (dB) | Minimum IL (dB) | Average IL (dB) | | Default | Backup | Default | Backup | Default | Backup |
| | RO-Uni | -0.955 | -1.36 | -0.53 | -0.53 | -0.75 | -1.101 | | RO-Votex | -1.28 | -1.45 | -0.59 | -0.73 | -0.87 | -1.127 | | FTTDOR | -1.365 | -2.245 | -0.115 | -0.115 | -0.76 | -0.98 | | NRFT | -2.185 | -2.705 | -0.12 | -0.12 | -0.93 | -1.48 | | RRW-crux | -0.77 | -1.29 | -0.23 | -0.23 | -0.56 | -0.9 | | FT-crux | -0.71 | -1.72 | -0.15 | -0.15 | -0.51 | -0.73 | | RRW-Cygnus | -0.86 | -1.28 | -0.28 | -0.28 | -0.64 | -0.98 | | FT-Cygnus | -0.8 | -1.84 | -0.22 | -0.22 | -0.57 | -0.94 |
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