numPackets = 10;forwardPresetConfig = evdoForwardReferenceChannels(“巴- 5120 - 2 - 64”, numPackets);forwardpresewaveform = evdoForwardWaveformGenerator(forwardPresetConfig);reversePresetConfig = evdoReverseReferenceChannels(“rel0 - 38400”, numPackets);reversepresewaveform = evdoReverseWaveformGenerator(reversePresetConfig);

创建顶级波形参数:fManualConfig。释放=“RevisionA”；'Release0'或'RevisionA'fManualConfig。PNOffset = 0;%基站PN偏移量fManualConfig。IdleSlotsWithControl =“关闭”；fManualConfig。EnableControl =“上”；fManualConfig。overamplingratio = 4;%上采样因子fManualConfig。FilterType =“cdma2000Long”；%过滤系数:'cdma2000Long'，'cdma2000Short'，'Custom'，'Off'fManualConfig。InvertQ =“关闭”；负虚数输出fManualConfig。EnableModulation =“关闭”；%开启调制fManualConfig。调制频率= 0;调制频率% (Hz)fManualConfig。NumChips = 41600;%波形中的芯片数量为数据包创建一个输入消息源:pds。MACIndex = 0;与数据关联的MAC索引pds。DataSource = {“PN9”1};输入消息:{'PNX'，种子}或数字向量pds。EnableCoding =“上”；启用信道编码fManualConfig。PacketDataSources = pds;将数据源规范添加到波形配置中%创建单个数据包:fPacket。MACIndex = 0;与此数据包关联的MAC索引fPacket。PacketSize = 5120;包大小选项:128,256,512,1024,2048,4096,5120位fPacket。NumSlots = 2;插槽数量:1、2、4、8、16fPacket。PreambleLength = 64;前导长度可选:64,128,256,512,1024片fManualConfig。PacketSequence = repmat(fPacket,1,numPackets);%生成波形:forwardmanual波形= evdoForwardWaveformGenerator(fManualConfig);说明上述两种参数化方法是等价的:如果(isequal(forwardPresetConfig, fManualConfig)) disp([使用和不使用参数生成的配置结构.．.'evdoForwardReferenceChannels函数是相同的。']）;结束

创建顶级波形参数:rManualConfig。释放=“Release0”；'Release0'或'RevisionA'rManualConfig。LongCodeMaskI = 0;I通道的初始长码掩码rManualConfig。LongCodeMaskQ = 0;Q通道的初始长码掩码rManualConfig。overamplingratio = 4;%上采样因子rManualConfig。FilterType =“cdma2000Long”；%过滤系数:'cdma2000Long'，'cdma2000Short'，'Custom'，'Off'rManualConfig。InvertQ =“关闭”；负虚数输出rManualConfig。EnableModulation =“关闭”；%开启调制rManualConfig。调制频率= 0;调制频率% (Hz)rManualConfig。NumChips = 327680;%波形中的芯片数量%创建单个数据包:rPacket。Power = 0;%相对信道功率(dBW)rPacket。DataSource = {“PN9”1};输入消息:{'PNX'，种子}或数字向量rPacket。EnableCoding =“上”；启用信道编码rPacket。DataRate = 38400;%数据速率(bps)rManualConfig。PacketSequence = repmat(rPacket,1,numPackets);%添加导频通道:pich。使=“上”；启用导频通道pich。Power = 0;%相对信道功率(dBW)pich。DataSource = {“PN9”1};输入消息:{'PNX'，种子}或数字向量pich。EnableCoding =“上”；启用信道编码rManualConfig。PilotChannel = pich;将通道添加到波形配置中添加一个ACK通道，但不启用它:课时。使=“关闭”；%不启用ack通道课时。Power = 0;%相对信道功率(dBW)课时。DataSource = {“PN9”1};输入消息:{'PNX'，种子}或数字向量rManualConfig。ACKChannel = ach;将禁用的通道规范添加到波形配置中%生成波形:reversemanual波形= evdoReverseWaveformGenerator(rManualConfig);说明上述两种参数化方法是等价的:如果(isequal (reversePresetConfig rManualConfig) disp ([使用和不使用参数生成的配置结构.．.'evdoForwardReferenceChannels函数是相同的。']）;结束

如果(isequal (forwardPresetWaveform forwardManualWaveform) disp ([前向波形的产生.．.'evdoForwardReferenceChannels函数是相同的。']）;结束

如果(isequal (reversePresetWaveform reverseManualWaveform) disp ([使用和不使用的反向波形.．.'evdoReverseReferenceChannels函数是相同的。']）;结束

rManualConfig2 = rManualConfig;rPacket。Power = -10;%相对信道功率(dBW)rPacket。DataSource = {“PN23”1};输入消息:{'PNX'，种子}或数字向量rPacket。EnableCoding =“关闭”；启用信道编码rPacket。DataRate = 38400;%数据速率(bps)rManualConfig2。PacketSequence = repmat(rPacket,1,numPackets);重新生成用于自定义的波形:reverseManualWaveform2 = evdoReverseWaveformGenerator(rManualConfig2);

Chiprate = 1.2288e6;基带波形芯片率(SR1)spectrumPlot =频谱分析仪(.．.SampleRate = chiprate * fManualConfig。OversamplingRatio,.．.Title =正向1xEV-DO波形谱，.．.YLimits = [-180, 40]);spectrumPlot (forwardManualWaveform);

spectrumPlot2 =频谱分析仪(.．.SampleRate = chiprate * rManualConfig。OversamplingRatio,.．.Title =“1xEV-DO反向波形谱”，.．.YLimits = [-180,40]);spectrumPlot2 (reverseManualWaveform2);