通過OMCR的統(tǒng)計(jì)分析,我們得到以下這些統(tǒng)計(jì)結(jié)果:
ok_acc_proc_suc_rach=250
chan_req_cause_atmpt=240
alloc_sdcch=220
alloc_sdcch_fail=20
請(qǐng)分別解釋以上4個(gè)統(tǒng)計(jì)數(shù)據(jù)的采樣點(diǎn),并指出這個(gè)小區(qū)存在的兩個(gè)重大問題.
在雙頻網(wǎng)絡(luò)中,有900M和1800M兩個(gè)共站址的基站,它們處在同一LAC下,它們的小區(qū)參數(shù)設(shè)置如下:
900M:rxlev_access_min=5,ms_txpwr_max_cch=5,
cell_reselect_param_ind=1,cell_bar_qulify=0,cell_reselect_offset=0,temporary_offset=0,penity_timer=0
1800M:rxlev_access_min=20,ms_txpwr_max_cch=0,
cell_reselect_param_ind=1,cell_bar_qulify=0,cell_reselect_offset=10,temporary_offset=0,penity_timer=0
請(qǐng)問:手機(jī)剛開機(jī)以后會(huì)占在哪個(gè)小區(qū)下,幾秒鐘以后,手機(jī)會(huì)重選到哪個(gè)小區(qū).請(qǐng)給出計(jì)算依據(jù).