【正文】 安全可靠的系統 ................................................................................................8 系統功能要求 ..............................................................................................................9 系統設計原則 ..............................................................................................................9 先進性與實用性 ................................................................................................9 穩(wěn)定可靠性 ........................................................................................................10 開放性與兼容性 ..............................................................................................10 系統的平滑升級 ..............................................................................................10 可管理性 ..............................................................................................................10 良好的性價比 ...................................................................................................10 用戶投資的保證 ..............................................................................................103 / 40第二章 系統網絡方案 .......................................................................................................11 綜述 ..................................................................................................................................11 接入環(huán)境要求 ............................................................................................................11 工程網絡方案拓撲圖 ............................................................................................12 網絡方案拓撲圖 ..............................................................................................12第三章 系統設計 ..................................................................................................................13 會議電視簡介 ............................................................................................................14 BYQBORYARD會議電視系統的組成 ...................................................................15 MCU..........................................................................................................................15 會議電視終端 ...................................................................................................15 協議標準 .......................................................................................................................163．4 系統功能特點 ..........................................................................................................17 先進的多媒體編碼、靈活的網絡通信技術 ...................................17 全實時音視頻傳輸： ...................................................................................18 完備的會議控制功能 ...................................................................................18 先進的實時多通道混音技術： ..............................................................18 多視頻功能 ........................................................................................................18 支持代理服務器及防火墻 ........................................................................18 方便靈活的會議管理 ...................................................................................19 純軟件壓縮的設計思路 ..............................................................................19 支持多會議室 ...................................................................................................19 系統容量 ...........................................................................................................194 / 40 視頻會議客戶端軟件的可移動性： ................................................19 數據的保密： ................................................................................................20 文本討論 —即時消息： ...........................................................................20 信息傳輸與會議控制相分離： ...........................................................20 按需橋接： ......................................................................................................20 會議標示： ......................................................................................................20 畫面分辨率： ................................................................................................20 完全符合現有的網絡標準 ： ...............................................................21 友好的界面應用軟件、操作方便： ................................................21 可縮放的視頻視窗 ： ...............................................................................21 高清晰的聲音采樣： ................................................................................21 支持電子白板： ...........................................................................................21 支持文件可見共享： ................................................................................21 攝象機云臺遠程控制： ...........................................................................22 快照錄像功能 ................................................................................................22 主席控制模式和自由控制模式 ...........................................................22 產品性能指標 ............................................................................................................22 產品優(yōu)勢 .......................................................................................................................23 產品技術優(yōu)勢 ...................................................................................................23 價格優(yōu)勢 .........................................................................................................