Ruilan s bws3500 broadband wireless access system is capable of solving effectively the fundamental problem of selective frequency attenuation caused by multi - path interference . therefore , it is capable of providing generalized access ( non line - of - sight or quasi line - of - sight transmission ) 瑞瀾公司的bws3500寬帶無線接入系統(tǒng)可有效地解決多徑干擾引起的“選頻衰落”這一根本性問題,因此能夠?qū)崿F(xiàn)普遍化的接入(非視距或準(zhǔn)視距傳輸) 。