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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 4441-2023 |
Technical requirements and test methods for far-field voice collection and processing modules for terminals {译} 终端用远场语音采集和处理模块技术要求和测试方法 |
China Telecommunication Industry
Standards Methods far field |
 English PDF |
| SJ 20348-1993 |
Methods of far-field measurement for planar waveguide-fed slot arrays with low sidelobes 低副瓣平板裂缝天线性能远场测试方法 |
China Electronics
Standards Methods far field |
English PDF |
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