| AAS(Automatic Addressing System)自动寻址系统
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| ABR(Available Bit Rate)可用比特率
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| ACU(Antenna Control Unit)天线控制器
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| ACI(Adjacent-Channel Interference)邻频干扰
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| A/D(Anolog to Digital Conversion)模拟数字转换
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| AFC(Automatic Frequency Control)自动频率控制
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| AFC(Audio Frequency Control)声频编码器
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| AFT(Automatic Frequency Tune)自动频率调谐
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| AGC(Automatic Gain Control)自动增益控制
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| AM(Amplotude Modulation)调幅
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| ANT(Antenna)天线
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| ASIC(Application Specific Integrated Circuit)专用集成电路
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| ASW(Acoustic Surface Wave)声表面波
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| AU(Adapter Unit)适配器,附加器
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| AUL(Average Useful Life)平均使用寿命
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| B(Baud) 波特(Byte)字节
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| B(bit)比特
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| BB(Baseband)基带
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| BER(Bit Error Rate)误码率,比特差错率
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| BF或 BPF(Band-pass Filter)带通滤波器
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| BPS(bps)(Bits Per Second)比特/秒
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| BPSK(Biphase Shift Keying)二相相移键控
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| BS(Broadcast Satellite)广播卫星
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| BSS(Broadcast Satellite Service )广播卫星业务
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| C/Ku-Band Compatible C/K波段兼容
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| CAS(Conditional Access System)条件接收系统
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| C Band (4 GHz to 6 GHz)C波段(4GHz到6GHz)
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| CCIR(International Radio Consultative Committee)原国际无线电咨询委员会
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| CCITT(Consultative Committee, International Telegraph and Telephone)国际电报电话咨询委员会
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| CDV(Compressed Digital Video)压缩数字视频
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| CH (Channel)信道、通道、频道
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| CHI(Channel Interface)通道接口
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| CHIO(Cannel Input/Output)通道输入/输出
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| CM(Communication Mutiplexer)通信复用器(Cross Modulation)交叉调节器制
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| C/N(Carrier/Noise)载(波)噪(声)比
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| CN(Communication Network)通信网络
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| CNR(C/N )(Carrier to Noise Ration)载噪比
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| CODEC(codec)(Coder-Decode)编解码器
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| COFDM(Coded Orthogonal Frequency Devision Multiplexing)编码正交频分复用
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| COMSAT(Communications Satellite Corporation)美国通信卫星公司
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| CP(Circular Polarization)圆极化
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| CP(Circular Polarigation)圆极化
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| CPU(Central Processing Unit)中央处理单元
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| CPW(Circular Polargation Wave)圆极化波
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| CS(Communication Satellite)通信卫星
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| D/A(Digital/Analog Conversion)数字模拟转换
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| DAC(Digital/Analog Conversion)数字模拟转换
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| dB(deciBel)分贝,表示对数比例值
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| dBi(dB antenna gain relative to anisotroppoc source)天线的增益(相对于各向同性辐射源)
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| DBS(dB power relative to one watt)直播卫星
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| dBW(dB power relative to one mili watt)相对于1W的功率的dB值
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| dBm(dB power relative to one mili watt) 相对于1mw 的功率dB值
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| DC(Direct Current)直流
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| D/C(Down Convertor)下变频器
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| DE(De-emphasis)去加重
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| Demod(Demodulation )解调
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| Domsat(Domestic Communi-Salellile)国内通信卫星
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| DG(Differential Gain)微分增益
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| DPX(Diplexer)双工器
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| DSNG(Digital Satellite News Gather)数字卫星新闻采集
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| DSP(Digital Satellite Processor)数字信号处理
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| DSR(Digital Satellite Radio)数字卫星广播
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| DSS(Digital Satellite System)数字系统
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| DTH(Direct to home)直播到户
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| DHI(Data Transmission Interface)数据传输接口
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| DTSC(Digital Television Standard Converter)数字电视制式转换器
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| DTV(Digital Television)数字电视
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| DVB(Digital Video Broadcasting) 数字视频广播 (Digital Video Bandwidth)数字视频带宽
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| ECC(Emitter Correction Code)纠错码
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| ECS(European Communications Satellite)欧洲通信卫星
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| EIRP(Effective Isotropic Radiation Power)等效全向辐射功率
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| ED(Energy Dispersal)能量扩散
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| EMM(Entitlement Management Message)授权管理信息
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| ENDE(Encoder/DECoder)编解码器
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| ENG(Electronic News Gathering)电子新闻采集
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| ENI(Equivalent Noise Input)等效噪声输入
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| EPG(Electronic Programme Guides)电子节目指南
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| ERP(Echo Return Loss)回波损耗
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| ES(Earth Station) 地球站 (Elementary Stream)基本码流
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| ESCR(Elementary Stream Clock Reference)基本码流时钟基准
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| f/D(Focal-Length-to –Diameter ratio of a reflector)卫星抛物反射面焦距对天线口径之比
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| FDM(Frequency Division Multiple)频分复用
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| FDMA(Frequency Division Multiple Access)频分多址
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| FE(Front End)前端
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| FEC(Forward Error Correction)前向纠错
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| FECR(Forward Error Corretion Rate)前向纠错率
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| FF(Feed Forward)前馈
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| FLL(Frequency Locked Loop)频率锁定环
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| FM(Frequency Modulation)调频
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| FM Threshold调频门限
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| FSS(Fixed Satellite Service)静止卫星业务
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| GaAs(Gallium Arsenide)砷化镓
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| Gb(Gigabit)吉比特
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| Gbps(Gigabits/Second)吉比特/秒
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