【正文】 ....................................................................86 駐站服務(wù) .......................................................................................................................86 現(xiàn)場(chǎng)緊急服務(wù) ...............................................................................................................86 質(zhì)保期內(nèi)的服務(wù) ..................................................................................................................87 質(zhì)保期后的服務(wù) ..................................................................................................................87 設(shè)備換修承諾 ...............................................................................................................87 設(shè)備維護(hù)承諾 ...............................................................................................................87 維修響應(yīng)時(shí)間 ......................................................................................................................88 備品備件提供 ......................................................................................................................88 軟件版權(quán)承諾 ......................................................................................................................88精選資料可修改編輯 質(zhì)量保證體系 ......................................................................................................................88四、 技術(shù)應(yīng)答書 ...............................................................................................................................91第 11 章 系統(tǒng)技術(shù)特點(diǎn)與優(yōu)勢(shì) ..........................................................................................................92 監(jiān)測(cè)切換響應(yīng)快速，絕 不露畫面 ........................................................................................92 嚴(yán)密的非法信號(hào)判斷邏輯，最大程度減少 誤切 ................................................................92 SMSB08 衛(wèi)星監(jiān)測(cè)儀兼容直播星監(jiān)測(cè)功能 .....................................................................92 系統(tǒng)整體結(jié)構(gòu)清晰 ..............................................................................................................92 系統(tǒng)安裝空間緊湊，布線簡(jiǎn)單，易于 維護(hù) .........................................................................93 系統(tǒng)擴(kuò)展性好，易于平滑升 級(jí)性與擴(kuò)容 ............................................................................93 監(jiān)測(cè)設(shè)備采用嵌入式/模塊化結(jié)構(gòu)，可靠性高 ..................................................................93第 12 章 防非檢測(cè)和切換控制 ..........................................................................................................94 防非工作原理 ......................................................................................................................94 非法攻擊檢測(cè) ...............................................................................................................94 切換控制 .......................................................................................................................94 防非系統(tǒng)效果 ...............................................................................................................94 采用設(shè)備 ..............................................................................................................................94 QPSK 信道指標(biāo) ...................................................................................................................95 糾錯(cuò)前誤碼率 ...............................................................................................................95 糾錯(cuò)后誤碼率 ...............................................................................................................95 信噪比 ...........................................................................................................................96 信道功率 .......................................................................................................................96 信道異態(tài)報(bào)警 ......................................................................................................................96 信道一級(jí)報(bào)警 ...............................................................................................................96 信道二級(jí)報(bào)警 ...............................................................................................................96 信道三級(jí)報(bào)警 ...............................................................................................................96 異態(tài)報(bào)警邏輯圖 ..................................................................................................................97第 13 章 碼流墊播功能 ......................................................................................................................98第 14 章 碼流應(yīng)急切換 ......................................................................................................................99 功能和實(shí)現(xiàn)原理 ..................................................................................................................99 采用設(shè)備 ..............................................................................................................................99 切換方式 ..............................................................................................................................99 整流切換 .......................................................................................................................99 單節(jié)目切換 ...................................................................................................................99 墊播切換控制 ....................................................................................................................100 主/備切換控制 ...................................................................................................................100 自動(dòng)切換判斷 ....................................................................................................................100 系統(tǒng)判斷切換 .............................................................................................................100 智能切換器判斷切換 .................................................................................................100 斷電直通 .............................................................................