12.07.2015 Views

Tema 2 – Teletráfico Dimensionado de Sistemas

Tema 2 – Teletráfico Dimensionado de Sistemas

Tema 2 – Teletráfico Dimensionado de Sistemas

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Re<strong>de</strong>s Telefónicas <strong>–</strong> <strong>Tema</strong> 2: <strong>Teletráfico</strong>. <strong>Dimensionado</strong> <strong>de</strong> sistemasProceso <strong>de</strong> nacimiento y muerte Se pue<strong>de</strong>n utilizar otras ecuaciones <strong>de</strong> balance…λ 0 λ 1 λ N-2λ N-1λ N λ N+1µ 1 µ 2µ N-1 µ N µ N+1 µ N+2µ P = λ P → P =NNN-1N-1NλµN-1NPN-1 Sucesivamente podríamos llegar aP N= P 0λN∏ − 1ii= 0 µi+1 A<strong>de</strong>más se requiere que la suma <strong>de</strong> todas las probabilida<strong>de</strong>s sea 1∞∑k=0Pk= 1 →P0+∞∑P0∏k=1k−1λiµi= 0 i+1= 1 →P0=1+∞∑∏k=11k−1λiµi= 0 i+1Ramón Agüero Calvo33

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