baseband frequency range 中文意思是什麼
baseband frequency range
解釋
基帶頻率范圍-
And typical super heterodyne structure in rereiver part. this scheme benefited to reduce frequency error and phase error, and had the advantages of good dynamic range and selectivity, short exploitation cycle and small venture in the given performance demand, etc. this system implemented a six - layer hoard rf handset model together with baseband by using advanced eda tool veribest 2000
系統設計應用hd155131的gsm900 dcs1800雙頻解決方案,發射機部分主要採用offsetpll方案,該方案有利於減小系統的頻率誤差和相位誤差;接收機部分採用典型的超外差式結構,它具有優良的動態范圍和選擇性,在給定的性能要求下具有開發周期短、風險小等特點。
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