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1、宝利通高清介绍基本概念NTSCSECAMPALXXX各种制式之间无法互通电视制式互通480Lines@30Frames/Sec625Lines@25Frames/Sec625Lines@25Frames/Sec会议电视技术简介会议电视基本指标分解力:FCIF(352x288),QCIF,4FCIF,16FCIF)ATSC(高级电视系统委员会)标准HD-1080i1920X1080HD-720p1280X720HD–HighDefinition分辨率:最低为1280X720p像素理想为1920X1080像素伪高清:4CIF:704X576448P:576X448W448P:768X4
2、4815FPS:1280X720p高清会议电视高分辨率的摄像机高分辨率的编解码器[CODEC]高质量的网络[1Mbps+]高分辨率的显示器图像清晰度要达到720线以上高清会议电视四要素高清和普通的技术比较高清普通分辨率1280X720p(~9CIF)16:9Upto4CIF4:3,16:9帧频25/30FPS50/60FPS带宽需求1Mbps+128Kbps+视频标准H.264[理想]H.261,H.263,H.264音频标准All[首选宽带音频]AllPOLYCOM的高清产品HDXPositioningwithinPolycomVideoSystemsEnterprise,Hea
3、lthcare,Education,GovernmentDesktopSmall/MedGroupPerformanceProfessionalVSX7000eHDX9002VSX7000sVSX8000ConferenceEnvironmentsSOHO/SmallBusinesses/OrganizationsHDX9001IntegratorClassVSX5000HDX9000SeriesVSX3000PVXV500POLYCOM高清系列终端HDX9001、9002、9004POLYCOM高清系列-HDX9001/9002HDX9001/90021280x720p(HDX9
4、001目前支持到4CIF)30FPSSiren22-22KHzStereo内置MCU:4点带宽>1Mbpsupto4MbpsH.264HD@1M;SD@768K;½SD@384K支持H.239支持SIP支持16:9和4:3POLYCOM高清系列-HDX9001/9002视频输入输出接口:4进/3出模拟分量接口[YPrPb]数字接口[DVI-I]DVI：DigitalVisualInterface1999年SiliconImage,Intel,IBM,HP,Compaq,NEC,Fujitsu象素数字编码，无需转换，串行传输分两种：DVI-D[数字]和DVI-I[混合]DVI-DDV
5、I-IPOLYCOM高清系列-HDX9001/9002音频输入输出接口:3进:主输入,VCR,内容2出:主输出,VCR两者都与内容的音频混合单声道或立体声HDX9001XLincludes:HDX9001CodecHDXRemote2-HDXMicrophonearraysPeople+ContentandPeople+ContentIPPolycomEagleEyeHDcamera2Mbpsbandwidthcapability(IP)HDX9001销售包HDX9002销售包HDX9002XLHDX9002XLP2HDXMicrophoneArrays2HDXMicrophone
6、ArraysPeople+Content™People+Content™People+ContentIP™People+ContentIP™EagleEyeHDcameraEagleEyeHDcamera4videoinputs4videoinputs3videooutputs3videooutputs2audioinputs/2audiooutputs2audioinputs/2audiooutputs2Mbpsdatarate4MbpsdatarateHD(720p)at1Mbps+HD(720p)at1Mbps+4wayMPPlusPeopleOnContent™HDX900
7、1/9002可选项PolycomEagleEye–Highdefinitioncameraproving60fpsat720p,upto99presetsandover270degreefieldofviewMPPlus–4-wayinternalMCUincludingH.264support,cascading,audiotranscoding,videotranscodingPeopleOnContent™–Becomepartofyourpresentatio
