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GSM System Architecture

BTS types

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Jose Antonie Portilla Figueras

■ The base stations/cells are usually classified attending to the type of celi they are handling. A classical division is the fol łowi ng .

■    Macrocells. With a coverage radius between 1.5 to 20 Km, mainly for rural erwironments with Iow traffic.

■    Minicells.Coverage radius between 0.7 to 1.5 Km for suburban and urban areas.

■    Microcells. Coverage radius between 0.3-0.5 to 0.7 -1 Km for urban areas with high traffic.

■    Picocells. Coverage radius up to 0.5 km. They are used in dense urban areas with high traffic or to cover special places like males or airport. They are usually traffic driven.