R&S®SMM100A 矢量信号发生器

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R&S®SMM100A 矢量信号发生器
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R&S®SMM100A 矢量信号发生器
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R&S®SMM100A 矢量信号发生器
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R&S®SMM100A 矢量信号发生器
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R&S®SMM100A 矢量信号发生器
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R&S®SMM100A 矢量信号发生器,前视图 R&S®SMM100A 矢量信号发生器,前视图 R&S®SMM100A 矢量信号发生器,侧视图 R&S®SMM100A 矢量信号发生器,主视图 R&S®SMM100A 矢量信号发生器,后视图

主要特点

  • 频率范围介于 100 kHz 至 44 GHz
  • 最高 1 GHz 内部射频调制带宽
  • 出色的调制频率响应、误差矢量幅度 (EVM) 和邻道功率比 (ACPR)
  • 最高 44 GHz 的 5G NR 信号生成
  • 满足 WLAN 的射频频率、带宽和性能要求
     
  • 荣获 LEAP 大奖

具备毫米波测试功能的中档矢量信号发生器

R&S®SMM100A 矢量信号发生器在 100 kHz 至 44 GHz 的频率范围内提供优越的射频特性。这款仪器覆盖无线标准使用的最高 7.125 GHz 的 5G NR FR1 和 Wi-Fi 7 频段以及最高 44 GHz 的 5G NR FR2 频段。
R&S®SMM100A 内置基带发生器,支持最高 1 GHz 的射频调制带宽。因此,该仪器能够按照通用无线标准的要求生成数字调制宽带信号。R&S®SMM100A 能够充分满足未来的带宽要求。

特性和优点

优异的 SSB 相位噪声和 EVM 性能

在 1 GHz 射频频率下,R&S®SMM100A 矢量信号发生器的 SSB 相位噪声小于 –129 dBc,偏移值为 20 kHz。典型值为 –134 dBc,进一步降低了 5 dB。R&S®SMM-B709 低相位噪声选件将 SSB 相位噪声降低至 –139 dBc。 仪器不仅具备出色的射频性能,在高频条件下还具有优越的调制特性。在 28 GHz 射频频率下,R&S®SMM100A 可针对 400 MHz 的 5G NR 信号提供小于 –45 dB 的卓越 EVM 性能。

28 GHz 频率下 5G NR 信号的 EVM 性能测量值
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28 GHz 频率下 5G NR 信号的 EVM 性能测量值

5G NR,400 MHz,256 QAM,120 kHz SCS,SMM-B709,射频线性化激活,f = 28 GHz
 

增强更高输出功率下的性能

启用 R&S®SMM-K575 射频线性化选件可以显著增强更高输出功率下的 EVM 性能。100 MHz 5G NR 信号在 3.4 GHz 频率和 10 dBm 输出功率下的 EVM 性能提高了 8 dB,并符合 3GPP 测试模型 3.1。相邻通道的 ACLR 性能同样有所改善。

EVM 测量值与输出功率
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EVM 测量值与输出功率

f = 3.4 GHz(针对 5G NR),100 MHz,64 QAM,60 kHz SCS,SMM-B709,射频线性化激活

探究可扩展性

R&S®SMM100A 标配为支持最高 120 MHz 的射频调制带宽。用户可以根据具体要求使用许可密钥将带宽扩展至 1 GHz。仪器的任意波形内存也可以从 64 Msample 灵活扩展至最高 2 Gsample。 
  R&S®SMM100A 还随附各种频率选件,将频率最高扩展至 44 GHz。用户可以精确配置 R&S®SMM100A 以满足实际要求。

重要的软件和硬件选件
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重要的软件和硬件选件

探索易用性

  • 8.4" 触摸屏,操作便捷
  • 直观的结构化用户界面以框图形式呈现
  • 在完整信号流路径中的不同点以图形方式实时监控信号
  • 上下文关联的联机帮助系统和带代码生成器的内置 SCPI 宏记录器轻松实现自动化

以图形方式实时监控信号
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以图形方式实时监控信号

移动通信标准

R&S®SMM100A 非常适用于生成符合重要无线通信标准的信号,是用于 5G NR 基站一致性测试的理想信号发生器。
  R&S®SMM-B1044 频率选件能够覆盖最高 24.25 GHz 的 5G NR FR1 和 FR3 频段以及最高 44 GHz 的 FR2 频段。带宽扩展至 1 GHz 可以满足 5G 标准对更高信号带宽的要求。

用于 5G 新空口的测试用例向导
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用于 5G 新空口的测试用例向导

5G NR 测试用例向导有助于方便巧妙地配置 R&S®SMM100A 以便根据 3GPP TS 38.141 执行基站收发信台测试。

可用于 Wi-Fi 测试

以前的 WLAN 标准 IEEE 802.11ac 和 IEEE 802.11ax 使用的最大信号带宽为 160 MHz。但是,WLAN 同样显现出更大带宽和更高频率的发展趋势。IEEE 802.11be (Wi-Fi 7) 在 5.8 GHz 至 7.125 GHz 的频率范围规定了 320 MHz 的信号带宽。 在 320 MHz 信号带宽条件下,R&S®SMM100A 的 EVM 低于 –53 dB,满足信号质量要求。

EVM 测量:IEEE 802.11be WLAN 信号
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EVM 测量:IEEE 802.11be WLAN 信号

高速率脉冲 (HRP) 超宽带 (UWB)

R&S®SMM100A 非常适用于 HRP UWB 接收机测试。仪器覆盖高达 10.6 GHz 的频率范围,射频调制带宽为 500 MHz,能够在重要通道中生成信号。
  R&S®SMM-K149 HRP UWB 基带选件支持三种规定的信号生成模式:IEEE 802.15.4 规定的 HRP UWB 模式,以及 IEEE 802.15.4z 针对增强型测距设备 (ERDEF) 规定的基础脉冲重复频率 (BPRF) 模式和高脉冲重复频率 (HPRF) 模式。

使用 R&S®SMM-K149 的 HRP UWB 信号生成
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使用 R&S®SMM-K149 的 HRP UWB 信号生成

可用选项

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