【正文】 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(kāi)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)3的跳頻總線、載頻索引號(hào)=422載波與跳頻總線間連線以及載頻索引號(hào)=422載波可能存在故障。關(guān)跳頻后監(jiān)控信道干擾帶情況如下圖：將干擾特別嚴(yán)重的27號(hào)載頻和28號(hào)載頻互換頻點(diǎn)，發(fā)現(xiàn)干擾隨頻點(diǎn)轉(zhuǎn)移，對(duì)該小區(qū)做半個(gè)小時(shí)的頻點(diǎn)掃描，發(fā)現(xiàn)該小區(qū)整體上行干擾底噪較大，40以下的頻率上行干擾在90dbm以上，類似于CDMA拖尾干擾，頻點(diǎn)掃描圖如下：派單將頻點(diǎn)1/10/14更換成92/85/95后，從監(jiān)控信道干擾帶上看上行干擾明顯降低，處理前后指標(biāo)對(duì)比如下：(因頻點(diǎn)1和14為數(shù)據(jù)業(yè)務(wù)占用，這里僅列出頻點(diǎn)10對(duì)應(yīng)的載頻更換頻點(diǎn)后的指標(biāo)對(duì)比)起始時(shí)間小區(qū)名載頻索引號(hào)上行語(yǔ)音質(zhì)量立即指配成功率指配成功率切換成功率干擾帶4比例干擾帶5比例12/10/2009 18:00:00372大利第二工業(yè)區(qū)3306% 12/10/2009 19:00:00372大利第二工業(yè)區(qū)3306% 12/10/2009 20:00:00372大利第二工業(yè)區(qū)3306% 15/10/2009 21:00:00372大利第二工業(yè)區(qū)3306% 15/10/2009 18:00:00372大利第二工業(yè)區(qū)3306% 15/10/2009 19:00:00372大利第二工業(yè)區(qū)3306% 15/10/2009 20:00:00372大利第二工業(yè)區(qū)3306% 15/10/2009 21:00:00372大利第二工業(yè)區(qū)3306% 小區(qū)372大利第二工業(yè)區(qū)3，還有低頻段頻點(diǎn)32/40/46，因沒(méi)有較好的高頻段頻點(diǎn)更換，該小區(qū)開(kāi)跳頻后，整體上行話音質(zhì)量等指標(biāo)與處理之前變化不大。372清漁路1amp。調(diào)整前后指標(biāo)對(duì)比如下表（綠色為調(diào)整前，黃色為調(diào)整后）：DATEPERIODEXCHIDOBJECT_ID切入成功率立即指配成功率09090108000900DGM12B1391長(zhǎng)城酒店209090109001000DGM12B1391長(zhǎng)城酒店209090110001100DGM12B1391長(zhǎng)城酒店209090111001200DGM12B1391長(zhǎng)城酒店209090112001300DGM12B1391長(zhǎng)城酒店209090113001400DGM12B1391長(zhǎng)城酒店209090114001500DGM12B1391長(zhǎng)城酒店209090115001600DGM12B1391長(zhǎng)城酒店209090116001700DGM12B1391長(zhǎng)城酒店209090117001800DGM12B1391長(zhǎng)城酒店209090118001900DGM12B1391長(zhǎng)城酒店209090119002000DGM12B1391長(zhǎng)城酒店209090120002100DGM12B1391長(zhǎng)城酒店209090121002200DGM12B1391長(zhǎng)城酒店209090122002300DGM12B1391長(zhǎng)城酒店209090123000000DGM12B1391長(zhǎng)城酒店2371荔橫2根據(jù)話音質(zhì)量測(cè)量統(tǒng)計(jì)，發(fā)現(xiàn)371荔橫2全部載波的上行質(zhì)量均偏低，話務(wù)統(tǒng)計(jì)如下：起始時(shí)間對(duì)象名稱上行質(zhì)量下行質(zhì)量30/08/2009 18:00:00371荔橫2:載頻索引號(hào)=372%%30/08/2009 19:00:00371荔橫2:載頻索引號(hào)=372%%30/08/2009 20:00:00371荔橫2:載頻索引號(hào)=372%%30/08/2009 21:00:00371荔橫2:載頻索引號(hào)=372%%30/08/2009 18:00:00371荔橫2:載頻索引號(hào)=374%%30/08/2009 19:00:00371荔橫2:載頻索引號(hào)=374%%30/08/2009 20:00:00371荔橫2:載頻索引號(hào)=374%%30/08/2009 21:00:00371荔橫2:載頻索引號(hào)=374%%30/08/2009 18:00:00371荔橫2:載頻索引號(hào)=375%%30/08/2009 19:00:00371荔橫2:載頻索引號(hào)=375%%30/08/2009 20:00:00371荔橫2:載頻索引號(hào)=375%%30/08/2009 21:00:00371荔橫2:載頻索引號(hào)=375%%30/08/2009 18:00:00371荔橫2:載頻索引號(hào)=376%%30/08/2009 19:00:00371荔橫2:載頻索引號(hào)=376%%30/08/2009 20:00:00371荔橫2:載頻索引號(hào)=376%%30/08/2009 21:00:00371荔橫2:載頻索引號(hào)=376%%對(duì)371荔橫2小區(qū)進(jìn)行半個(gè)小時(shí)的頻率掃描(上行)，對(duì)掃描結(jié)果進(jìn)行處理分析，發(fā)現(xiàn)371荔橫2的低頻段上行干擾信號(hào)較強(qiáng)，類似CDMA拖尾干擾的特征，初步懷疑是電信的CDMA拖尾信號(hào)對(duì)371荔橫2小區(qū)的上行信號(hào)造成了干擾，掃描結(jié)果如下圖：暫時(shí)把371荔橫2小區(qū)的頻點(diǎn)2/26修改為48/54，修改后對(duì)應(yīng)載波的上行質(zhì)量和干擾帶情況明顯好轉(zhuǎn)，同時(shí)該小區(qū)的掉話次數(shù)和切入成功率均有所改善，話務(wù)統(tǒng)計(jì)如下（標(biāo)注著色的為處理后指標(biāo)）：起始時(shí)間對(duì)象名稱上行質(zhì)量干擾帶1比例干擾帶2比例干擾帶3比例干擾帶4比例干擾帶5比例30/08/2009 18:00:00371荔橫2:載頻索引號(hào)=374%030/08/2009 19:00:00371荔橫2:載頻索引號(hào)=374%030/08/2009 20:00:00371荔橫2:載頻索引號(hào)=37