The present invention relates to a power allocation scheme of a wireless communication network for transmitting signals according to a cooperative transmission scheme, and a system therefor. The present invention relates to a power allocation scheme for a wireless communication network in which a first base station and a second base station Wherein the first and second base stations transmit a power when a sum of symbol error rates of signals transmitted to the first and second base stations becomes minimum, 1 and a transmission power of a second base station according to a cooperative transmission scheme. The present invention provides a power allocation method and a system therefor of a wireless communication network for transmitting signals according to a cooperative transmission scheme.;SER, SNR
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