We list some of the applications for the DFB Lasers.
GSM stands for Global System for Mobile Communication Voices, while CDMA stands for Code Division Multiple Access. GSM uses FDMA (Frequency division multiple access) and TDMA (Time division multiple access). GSM supports transmitting data and voices both at once, but CDMA does have not this feature.
WDM system, Wavelength Division Multiplexing (WDM) is a fiber-optic transmission technique that enables the use of multiple light wavelengths (or colors) to send data over the same medium.
CATV, Commonly known as community antenna television (CATV), these cable systems use a “community antenna” to receive broadcast signals , which they then retransmit via cables to homes and establishments in the local area subscribing to the service.