【正文】 ...............................................................9 系統(tǒng)組成 ...............................................................................9 顯示系統(tǒng) ...................................................................................9 信號切換系統(tǒng) ...........................................................................9 數(shù)字會議系統(tǒng) ...........................................................................9 中央控制系統(tǒng) .........................................................................10 擴聲系統(tǒng) .................................................................................10 其它子系統(tǒng) .............................................................................11 24 層視頻會議室 ..................................................................11 功能概述 .................................................................................11 系統(tǒng)設計 .................................................................................11 會場布局示意圖 ......................................................................12 投影顯示系統(tǒng) .........................................................................123 / 65 系統(tǒng)構成 ..............................................................................................12 功能特點 ..............................................................................................13 系統(tǒng)設計 ..............................................................................................13 主要設備參數(shù) ......................................................................................13 信號切換系統(tǒng) .........................................................................15 系統(tǒng)構成 ..............................................................................................15 系統(tǒng)功能特點 ......................................................................................16 系統(tǒng)設計 ..............................................................................................17 設備參數(shù) ..............................................................................................17 中央控制系統(tǒng) .........................................................................21 系統(tǒng)構成 ..............................................................................................21 系統(tǒng)功能特點 ......................................................................................22 系統(tǒng)設計 ..............................................................................................22 設備參數(shù) ..............................................................................................23 會議發(fā)言系統(tǒng) .........................................................................27 系統(tǒng)構成 ..............................................................................................27 系統(tǒng)功能特點 ......................................................................................27 設備參數(shù) ..............................................................................................28 視頻會議燈光部分 .................................................................33 系統(tǒng)構成 ..............................................................................................33 系統(tǒng)功能特點 ......................................................................................33 燈光參數(shù) ..............................................................................................36 會議擴聲系統(tǒng) .........................................................................37 系統(tǒng)構成 ..............................................................................................37 功能特點 ..............................................................................................38 系統(tǒng)設計 ..............................................................................................39 主要設備參數(shù) ......................................................................................42 視頻會議終端與攝像系統(tǒng) .....................................................50 系統(tǒng)構成 ..............................................................................................50 功能特點 ..............................................................................................50 視頻會議系統(tǒng)拓撲圖 ..........................................................................51 主要產(chǎn)品參數(shù) ......................................................................................52第三章 環(huán)境要求 .................................................................57 會議環(huán)境建議 ........................................................................57 燈光要求 ................................................................................574 / 65 布局要求 ................................................................................57 噪聲要求 ................................................................................58 溫度要求 ................................................................................58 濕度要求 ................................................................................58 混響時間要求 ........................................................................58 供電要求 ................................................................................59 接地要求 ................................................................................59 電力線纜的布放 ....................................................................60第四章 售后服務與技術支持 ..............................................61 售后服務的目的 .....................................................................61 服務承諾 ................................................................................61 售后服務技術支持 .................................................................61 技術咨詢服務 ........................................................................62 不定期的走訪 ........................................................................62 現(xiàn)場技術支持 ........................................................................63 重要設備備件 ........................................................................635 / 65第一章 項目綜述 項目背景隨著信息時代的到來,計算機技術、信息技術的飛速發(fā)展，人類已進入數(shù)字信息時代，以計算機為核心的結合視頻，音頻和通信等領域的多媒體技術得