۱- optical code division multiple access (OCDMA)
۲- optical networks
۳- free space optical communications
۴- optical multicarrier CDMA
۵- cellular underwater wireless optical CDMA networks
۶- interference mitigation techniques in OCDMA systems
۷- optical orthogonal frequency division multiplexing (optical OFDM)
۸- generalized multiprotocol label switching (GMPLS)
۹- Visible Light Communications (VLC)
۱۰- Li-Fi
۱۱- Underwater Optical Communications