广播电视行业术语表

术语表Switcher切换器Video视频Audio音频YUVY、U、V分量视频DVI(DigitalVisualInterface)HDMI(HighDefinitionMultimediaInterface)数字视频接口高清晰度多媒体接口SDI(serialdigitalinterface)SDTV(Standard-DefinitionTelevision)数字串行接口标准清晰度电视HDTV(HighDefinitionTelevision)高清晰度电视YPbPr色差分量接口（隔行扫描）YCbCrVGA(VideoGraphicsArray)色差分量接口（逐行扫描）VGA接口SNMP(SimpleNetworkManagementProtocol)简单网络管理协议TR101.290DVB系统测量标准RU(RackUnit)标准计量单位（1RU-44mm）DB99芯D型插座DB1515芯D型插座Lock锁定Source源C-Bus(Control-Bus)控制母线DataBus数据母线NodeBus节点母线ACPower交流电源AC(AlternatingCurrent)交流DC(DirectCurrent)直流GND(Ground)接地In输入Input输入端口VideoInput视频输入Out输出Output输出端口AudioOutput音频输出OnOff开关

Level幅度，电平Alarm报警RS-232RS-232控制信号端口RS-422RS-422控制信号端口BNC(BayonetNutConnector)BNC接口RCA接口（莲花插RCA(RadioCorporationofAmerican)座，ACCouple父流耦合DCCouple直流耦合DCRestore直流恢复Send发送Salvo齐切TX(TranceiveData)发信号RX(ReceiveData)收信号CMOS(ComplementaryMetalOxideSemiconductor)CMOS电路SMT(SurfaceMountedTechnology)表面贴装技术LED(LightEmittingDiode)指示灯PCB(PrintedCircuitBoard)印刷电路板Auto自动Manual手动Main主要Backup备份NV-RAM驱动内存Size尺寸Level层Load负载CPU中央处理器DIP拨码开关Reset复位开关Node节点PowerSupply供电系统Check检测Stop停止Switch切换，开关Encoder心m编码器Decoder解码器AV接口)Normal正常DebugBaudRate调试波特率SDI(SerialDigitalInterface)数字视频信号CVBS(CompositeVideoBroadcastSignal)复合视频信号AES/EBU(AudioEngineeringSociety/EuropeanBroadcast数字音频信号Union)AGC(AutomaticGainControl)自动增益设置Clamp箝位Mix混合Mixing混音Mute静音PhaseLock锁相PulsingSignal脉冲信号TimePulsingSignal时间脉冲信号GPS(GlobalPositioningSystem)全球卫星定位系统TimeService授时Timing校时B-YSignalB-Y信号Chroma色度ColorBar彩条ComponentSignal分量信号CompositeSignal复合信号YCbCrSignal色差信号Horizontal行H-Blank(Horizontal-Blank)行消隐HSYNC(HorizontalSynchronization)行同步Progressive逐行扫描Interlacing隔行扫描Field场FieldIntensity场强VerticalActive场正程VBI(VerticalBlankingInterval)场逆程V-Blank(Vertical-Blank)VSYNC(VerticalSynchronization)场消隐场同步

Frame同步信号锁定FramesynchronizerREF(Reference)Gen-色调lock亮度信号HueR-Y信号Luminancesignal饱和度R-Ysignal对比度Saturation灰度Contrast通道Grayscale放大器Channel分配器Amplifier滤波器Distributor副载波Filter延时SC(Sub-carrier)实时Delay定时RealTime处理TimeprocessLevel电平Error误差ColorBurst色同步SynchronousHead同步头Phase相位H_Phase(HorizontalPhase)行相位SC_Phase副载波相位Interference干扰EMC(ElectromagneticCompatibility)电磁兼容性像素Pixel分辨率Resolution清晰度Definition码率CodeRate频率Frequency频段FrequencyBandFrequencySpectrum频谱帧帧同步参考视频（同步信号）（外接同步信号）PowerConsumptionBB(BlackBurst)ColorFieldStaticframeInterrupt,BreakDown(off)MosaicJitterMonitoring(Video)Monitoring(Audio)SoundEmbedDe-embedBalanceNonbalanceModuleSCM(Single-ChipMicrocomputer)NTSC(NationalTelevisionStandardsCommittee)PAL(PhaseAlternatingLine)SECAM(SequentielCouleurAMemoire)法语TALLYH.264CCIR656=CCIR601+HSYNC+VSYNCI2S(Inter—ICSound)I2C(Inter－IntegratedCircuit)MPEG(MovingPicturesExpertsGroup)DVB(DigitalVideoBroadcasting)TS(TransportStream)ASI(AsynchronousSerialInterface)SPI(SynchronousParallelInterface)MPTS(MultiprogramTransportStream)SPTS(Single-ProgramTransportStream)RJ45(RegisteredJack-45)BYPASSIP(InternetProtocol)功率功耗黑场彩场静帧中断抖动监看监听伴音嵌入解嵌平衡非平衡模块单片机(美国)国家电视标准委员会(标准)逐行倒相(又称为帕尔制)按顺序传送彩色与存储(又称塞康制)播出指示器MPEG-4AVC、MPEG-4Part10I2C总线（两线式串行总线）动态图像专家组数字电视广播传输流（MPEG-TS）异步串行接口同步并行接口多节目传输流单节目传输流RJ45型网线插头又称水晶头旁路，旁通网络之间互连的协议（网协）656串行数据传输，行场同步信号嵌入数据流中IPTV(InternetProtocolTV))Dbfs(DecibelsFullScale)PGM(Program)PST(Pre-Set)PVWCOM(ComponentObjectMode)LPT(LinePrinter)HarddiskDisk/Tape-CombinedUploadBroadcastNetworkedBroadcastingLocalBroadcastingBandWidthTime-baseTakeNone-linearEditingReviewSpotBackupBroadcastingSubtitleScrollSubtitleSwimmingSubtitleOverlayMaterialMediaAssetsDecompositionTestCardOpticalSignalTransformerDistortionTrailingSNR(SignaltoNoiseRatio)MulitiviewerServer交互式网络电视以满刻度为基准的分贝表示方法节目(播出监视)预置(监视)预览监视串口并口(行式打印机口)全硬盘盘带结合上载播出网络播本地播带宽时基触发非编审片插播垫播字幕拉滚字幕游动字幕叠加素材媒资分解测试卡光信号变压器失真拖尾信噪比多画面服务器二级存储二级存储磁盘阵列键信号填充信号断电直通旁通环入/环出录制回放存储远程控制高频头射频压缩调制窄带宽带/―44、车载扣板单兵便携发射接收中继全向天线定向天线频点下变频低噪放美国国家电视标准委员会高频（甚高频）特高频视频磁带录像机锁相环压控振荡器SecondarystorageRAID(RedundantArraysofInexpensiveDisks)KeysignalFillSignalBypassBypassRI/RO(Ring-in/Ring-out)REC(Record)PlaybackStorageRemoteControlLBN(LowNoiseBlock)RF(Radiofrequency)CompressionModulationNarrowbandBroadbandCarClipFasteningIndividualSoldierPortableTransmitReceiveRelayOmnidirectionalAntennaDirectionalAntennaFrequencyDownconversionLNA(LowNoiseAmplifier)NTSCVHF(VeryHighFrequency)UHF(UltraHighFrequency)VCR(VideoCassetteRecorder)PLL(Phase-LockedLoop)VCO(voltage-controlledoscillator)NLE(NonLinearEdition)DVB-SDVB-CDVB-TDVB-SMATVDVB-MSDVB-MCNLE(NonLinearEdition)DVB-SDVB-CDVB-TDVB-SMATVDVB-MSDVB-MCCOFDM(codedorthogonalfrequencydivisionmultiplexingSSI(SynchronousSerialInterface)ELF(ExtremelyLowFrequency)SLF(SuperLowFrequency)ULF(UltraLowFrequency)VLF(VeryLowFrequency)LF(LowFrequency)MF(MediumFrequency)HF(HighFrequency)SHF(SuperHighFrequency)EHF(ExtremelyHighFrequency)GatewayDemodulatorOpticalFiberProtocolAdapterSONET(SynchronousOpticalNetwork)AcquisitionAnimationIntegratorsAggregatorConverterMatrixInteractiveTVAES(AudioEngineeringSociety)EBU((EuropeanBroadcastingUnion)BMP(BitMap)CA(ConditionalAccess)非线性编辑数字卫星直播系统标准数字有线广播系统标准数字地面广播系统标准数字（卫星共用天线电视）广播系统标准高于10GHZ的数字广播MMDS分配系统标准低于10GHZ的数字广播MMDS分配系统标准）编码正交频分复用同步串行接口极低频超低频特低频甚低频低频中频高频超高频极高频网关解调器光纤协议适配器同步光纤网络采集动画集成聚合器转换器矩阵互动电视音频工程协会欧洲广播联盟位图条件接入DMUXDTV(DigitalTel