It is shown that the beam quality in the far field depends on the initial field distribution, and is degraded with increasing emissive power.
结果表明，远场光束质量与初始场的空间分布有关，且随发射功率增大而变差。
Present a design of the Emissive Microwave Power Control used for the UHF RFID Reader.
介绍一种用于适用于超高频段以上的射频读写器功率控制方案。
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