卫星天线中英文术语对照表

中英术语对照表Amplifier 放大器Analogue 模拟Antenna 天线Apogee 远地点Attenuation 衰减Automatic Gain Control (AGC月动增益控制Azimuth 方位角Bandwidth 带宽Beacon 讯标Beam 波束Bit Error Rate (BE谡码率Broadband 宽频Broadcast Satellite Service (BSS)播卫星服务Bus星体Cache高速缓冲储存Carrier Monitoring System (CMS载波监视系统Carrier to Noise Ratio (C/N栽噪比C-band CM 段Circuit 回路Circular Polarisation圆偏振，圆形极化Co-axial Cable 同轴电缆dB 分贝dBW分贝xxDecoder 译码器Demand Assigned Multiple Access (DAM嵌需分配多址Digital 数码 ,数字Digital Compression 数码压缩Digital Video Broadcasting (DV嗽码视频广播Digitise 数码化Direct Broadcast Satellite (DBS)(播卫星Direct-to-Home (DTH/接至 U 户Downlink 下行链路Earth Station 地面站Eclipse 日蚀日RP有效全向辐射功率ElevationxxEncryptionxx,锁码Equinox春分或秋分Feed Horn 馈源喇叭Fixed Satellite Service (FSS)定卫星服务Flux Control Attenuator (FCA)S量衰减控制器Footprintxx 覆盖区Forward Error Correction (FEC)tT 向纠错Free-to-air Services (FT期费电视服务Frequency 频率Frequency Co-ordination 频率协调Frequency Division Multiple Access (FDM糠分多址Frequency Modulation (FM)频率调制G/T品质因子Geostationary Orbit (GEO)寸地静止轨道Geosynchronous Orbit 地球同步轨道Gigahertz (GHz千兆赫Global Positioning System (GPS)球定位系统Headend有线电视前端Hertz (Hz)xxHigh Definition Television (HDTV)U清晰度电视High Power Amplifier (HPA高功率放大器Hub 主站，中枢站Inclination 倾斜Inclined Orbit 倾斜轨道Indoor Unit (IDU)室内单元Integrated Receiver/Decoder (IRD 踪合接收译码器Interference 干扰Intermediate Frequency (IF)中频ITU国际电信联盟Klystron Tube 速调管Ku-band Ku 波段L-band L 波段LEO低地轨道Lineariser线性补偿器，线性器Low Noise Amplifier (LNA)(氐噪声放大器Low Noise Block Down-converter (LNB)S 噪声块下变频器Megahertz (MHz)兆赫Microwave 微波Mobile Satellite Service (MSS 动卫星服务Modem 调制解调器Modulation 调制Multicast 多点广播Multichannel Microwave Distribution System (MMDS)多频道多点系统Multiple Channels Per Carrier (MCPC)J 路单载波Multiple System Operator (MSO彦系统经营商Multiplexer 信号倍增器，多路调制器Multipoint-to-Multipoint 多点对多点Near-Video-on-Demand (NVOD)B 视频点播Network 网络Noise Figure (NF 臊声系数Operational Life 使用限期Orbital Position 轨道位置Outdoor Unit (ODU)室夕卜单元Output Backoff (OPBO输出功率回退Payload有效载荷Pay-per-View(PPV次付费电视Perigee近地点Point-to-Point 点对点Polarisation 极化Polariser极化器Pull拉技术Push推技术QAM 正交幅度调制QPSK3相相移键控Radio Frequency (RF)线电频率，射频Receiver接收器Satellite News Gathering (SNG)l 星新闻采集Scintillation 电离层闪烁Single Channel Per Carrier (SCPC擀单载波SFD饱和功率通量密度Signal讯号Signal to Noise Ratio (S/NK 噪比Satellite Master Antenna Television System (SMATV 星共享天线系统Solar Array太阳电池板Solid State Power Amplifier (SSP相态功放Solstice冬至或夏至Spectrum 频谱Spin Stabilisation 自旋稳定Spot Beam点波束Streaming 讯息流Sun OutagexxSwitch 交换机Telemetry 遥测Threshold 门限，阈值Time Division Multiple Access (TDMA)寸分多址Transfer Orbit 转移轨道Transponder转发器，转频器Travelling Wave Tube 行波管Travelling Wave Tube Amplifier (TWTA行波管放大器TT&Cxx测，追踪及监控站TV Receive Only (TVRO)视单收站Ultra High Frequency (UHF特高频率Uplink 上行链路Vertical Polarisation 垂直极化Very High Frequency (VHF)；高频率Video on Demand (VOD视频点播VSAT甚小口径xxWave Guide波导管XIPSM离子推进系统