【正文】 更換后，載頻索引號(hào)=422載波的上行質(zhì)量明顯改善，立即指配次數(shù)明顯增多，立即指配成功率也提升到96%以上，處理前后統(tǒng)計(jì)如下：起始時(shí)間對(duì)象名稱上行語(yǔ)音質(zhì)量立即指配嘗試次數(shù)立即指配成功次數(shù)立即指配成功率03/09/2009 14:00:00391謝山小學(xué)3:載頻索引號(hào)=422%16514103/09/2009 15:00:00391謝山小學(xué)3:載頻索引號(hào)=422%847003/09/2009 16:00:00391謝山小學(xué)3:載頻索引號(hào)=422%16214303/09/2009 17:00:00391謝山小學(xué)3:載頻索引號(hào)=422%524703/09/2009 18:00:00391謝山小學(xué)3:載頻索引號(hào)=422%22617803/09/2009 19:00:00391謝山小學(xué)3:載頻索引號(hào)=422%13311503/09/2009 20:00:00391謝山小學(xué)3:載頻索引號(hào)=422%13111204/09/2009 11:00:00391謝山小學(xué)3:載頻索引號(hào)=422%21917804/09/2009 12:00:00391謝山小學(xué)3:載頻索引號(hào)=422%1088804/09/2009 13:00:00391謝山小學(xué)3:載頻索引號(hào)=422%999304/09/2009 14:00:00391謝山小學(xué)3:載頻索引號(hào)=422%80477604/09/2009 15:00:00391謝山小學(xué)3:載頻索引號(hào)=422%60558404/09/2009 16:00:00391謝山小學(xué)3:載頻索引號(hào)=422%47246頻點(diǎn)干擾402東山管理區(qū)3根據(jù)話音質(zhì)量測(cè)量統(tǒng)計(jì)，發(fā)現(xiàn)402東山管理區(qū)3在不開跳頻的情況下，立即指配成功率較低，同時(shí)其載頻索引號(hào)為788載波的切換成功率較低，且該載頻上行干擾等級(jí)為5級(jí)的比例達(dá)到90%，指標(biāo)如下：起始時(shí)間小區(qū)名載頻號(hào)上行語(yǔ)音質(zhì)量立即指配成功率切換成功率干擾帶2比例干擾帶3比例干擾帶4比例干擾帶5比例01/09/2009 18:00:00402東山管理區(qū)3788% 01/09/2009 19:00:00402東山管理區(qū)3788% 01/09/2009 20:00:00402東山管理區(qū)3788% 01/09/2009 21:00:00402東山管理區(qū)3788% 01/09/2009 18:00:00402東山管理區(qū)3789% 01/09/2009 19:00:00402東山管理區(qū)3789% 01/09/2009 20:00:00402東山管理區(qū)3789% 01/09/2009 21:00:00402東山管理區(qū)3789% 嘗試將該載頻的12號(hào)頻點(diǎn)和其他載頻的頻點(diǎn)互換，實(shí)時(shí)查看上行干擾情況，發(fā)現(xiàn)上行干擾隨著12號(hào)頻點(diǎn)轉(zhuǎn)移到其它載波上；同時(shí)，根據(jù)頻點(diǎn)掃描結(jié)可知，該小區(qū)12號(hào)頻點(diǎn)的上行干擾電平最大達(dá)到60dbm左右，掃描結(jié)果如下圖：因此，可以確定該小區(qū)的12頻點(diǎn)受到嚴(yán)重的上行干擾導(dǎo)致指標(biāo)變差，把TCH=12更換為TCH=52頻點(diǎn)后，實(shí)時(shí)查看上行干擾情況，發(fā)現(xiàn)干擾明顯減少，處理前后指標(biāo)對(duì)比如下：起始時(shí)間小區(qū)名載頻索引號(hào)號(hào)上行語(yǔ)音質(zhì)量立即指配成功率切換成功率干擾帶3比例干擾帶4比例干擾帶5比例01/09/2009 18:00:00402東山管理區(qū)3788% 01/09/2009 19:00:00402東山管理區(qū)3788% 01/09/2009 20:00:00402東山管理區(qū)3788% 06/09/2009 21:00:00402東山管理區(qū)3788% 06/09/2009 20:00:00402東山管理區(qū)3788% 06/09/2009 19:00:00402東山管理區(qū)3788% 411南山工業(yè)區(qū)根據(jù)話音質(zhì)量測(cè)量統(tǒng)計(jì)，發(fā)現(xiàn)441南山工業(yè)區(qū)3除載頻索引號(hào)=256的載波外，其余載波的上行話音質(zhì)量較差，指標(biāo)統(tǒng)計(jì)如下：起始時(shí)間對(duì)象名稱上行語(yǔ)音質(zhì)量下行語(yǔ)音質(zhì)量06/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255%%06/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255%%06/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255%%06/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=256%%06/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=256%%06/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=256%%06/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257%%06/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257%%06/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257%%06/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258%%06/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258%%06/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258%%06/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67%%06/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67%%06/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67%%把441南山工業(yè)區(qū)3小區(qū)的基帶跳頻關(guān)閉后，觀察統(tǒng)計(jì)指標(biāo)發(fā)現(xiàn)，載頻索引號(hào)=67載波的上行話音質(zhì)量、切換成功率比其它載波明顯偏低，同時(shí)其干擾帶5比例達(dá)到了90以上，指標(biāo)統(tǒng)計(jì)如下：起始時(shí)間對(duì)象名稱上行語(yǔ)音質(zhì)量cgy切換成功率干擾帶5比例07/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255% 07/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255% 07/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=255% 07/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257% 07/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257% 07/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=257% 07/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258% 07/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258% 07/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=258% 07/09/2009 18:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67% 07/09/2009 19:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67% 07/09/2009 20:00:00441南山工業(yè)區(qū)3:載頻索引號(hào)=67% 把載頻索引號(hào)=67載波上的BCCH=79跟其它載波的頻點(diǎn)調(diào)換，干擾隨頻點(diǎn)轉(zhuǎn)移到其它載波上，故確定BCCH=79頻點(diǎn)受到嚴(yán)重的上行干擾。 信道干擾帶監(jiān)測(cè)圖：將頻點(diǎn)5/12/24更換為93/53/39后監(jiān)測(cè)信道干擾帶情況，上行干擾明顯減少，指標(biāo)恢復(fù)正常，換頻后指標(biāo)如下表：起始時(shí)間對(duì)象名稱載頻號(hào)上行語(yǔ)音質(zhì)量干擾帶1比例干擾帶2比例干擾帶3比例11/11/2009 18:00:00372廈坭工業(yè)區(qū)133100% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13399% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13399% 11/11/2009 18:00:00372廈坭工業(yè)區(qū)13599% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13599% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13599% 11/11/2009 18:00:00372廈坭工業(yè)區(qū)13698% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13699% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13699% 11/11/2009 18:00:00372廈坭工業(yè)區(qū)13799% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13798% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13798% 11/11/2009 18:00:00372廈坭工業(yè)區(qū)13899% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13899% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13899% 11/11/2009 18:00:00372廈坭工業(yè)區(qū)13999% 11/11/2009 19:00:00372廈坭工業(yè)區(qū)13999% 11/11/2009 20:00:00372廈坭工業(yè)區(qū)13999% 、載波故障391謝山小學(xué)3根據(jù)話音質(zhì)量測(cè)量統(tǒng)計(jì)，發(fā)現(xiàn)391謝山小學(xué)3：載頻索引號(hào)=422載波的上行話音質(zhì)量比其它載波的上行話音質(zhì)量要差，且立即指配成功率也較低，話務(wù)統(tǒng)計(jì)如下：起始時(shí)間對(duì)象名稱上行語(yǔ)音質(zhì)量下行語(yǔ)音質(zhì)量立即指配嘗試次數(shù)立即指配成功次數(shù)立即指配成功率30/08/2009 20:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%513530/08/2009 21:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%50397830/08/2009 18:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%745430/08/2009 19:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%4535把391謝山小學(xué)3的跳頻關(guān)閉后，載頻索引號(hào)=422的載波的上行話音質(zhì)量和立即指配成功率恢復(fù)正常，其它載波的上行話音質(zhì)量和立即指配成功率也變化不大；再次把391謝山小學(xué)3的跳頻開啟后，載頻索引號(hào)=422的載波的上行話音質(zhì)量和立即指配成功率又變差，話務(wù)統(tǒng)計(jì)如下： 起始時(shí)間對(duì)象名稱上行語(yǔ)音質(zhì)量下行語(yǔ)音質(zhì)量立即指配嘗試次數(shù)立即指配成功次數(shù)立即指配成功率30/08/2009 18:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%745430/08/2009 19:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%453530/08/2009 20:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%513530/08/2009 21:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%50397831/08/2009 18:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%19619131/08/2009 19:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%13112831/08/2009 20:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%646131/08/2009 21:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%767301/09/2009 18:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%16311801/09/2009 19:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%1118501/09/2009 20:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%1089101/09/2009 21:00:00391謝山小學(xué)3:載頻索引號(hào)=422%%9782懷疑是391謝山小學(xué)