%0 Journal Article %T Four-path multiple ∞-shaped fiber protection mechanism for cable television networks %A Shih, Fu-Hung %A Lai, Jiunn-Ru %A Chen, Wen-Ping %A Wang, Luke K. %A , %J Optical Engineering %V 54 %N 3 %P 036103-036103 %@ 0091-3286 %D 2015-03-01 %I SPIE %~ DeepDyve