radio baseband 中文意思是什麼
radio baseband
解釋
無線電基帶-
Methods of measurement for equipment used in terrestrial radio - relay systems. part 3 : simulated systems. section two - measurements in the baseband
地面無線電接力系統所用設備的測量方法.第3部分:模擬系統.第2節:基帶測量 -
The pn analyzer of the paper includes radio frequency receiver and digital baseband processor and gps receiver
論文設計的pn分析儀包括射頻接收部分、數字基帶部分、 gps接收機部分等。 -
The author ' s main work lies on the implementation of baseband procedure hardware according to the military standard. this paper emphasizes in the estimation of lqa ( link quality analysis ) parameters during ale, and specify synchronization method during ale. finally the paper narrate the design scheme and implementation method of hf radio station
作者的主要研究工作集中在按照軍標的規定實現了ale系統基帶處理部分的硬體設計，本文著重分析了在自動鏈路建立過程中lqa （ linkqualityanalysis ）參數的估算問題，並研究了自動鏈路建立時的同步方法，最後闡明短波無線電臺實驗系統設計方案與實現方法。 -
Digital down converter ( ddc ) converts digitized if data into filtered baseband data which can be processed by a standard dsp microprocessor. ddc is a core part of a software defined radio ( sdr ) system
數字下變頻（ ddc : digitaldownconvert ）是將中頻信號數字下變頻至零中頻且使信號速率降至適宜通用dsp器件處理速率的技術。 -
With the development of software radio, the signal can be digitized at rf or if, then be received using digital beamforming in baseband, which can extremely improve the capacity and enhance anti - jamming capability of wireless communication
隨著軟體無線電技術的發展，採用全數字處理，在基帶通過對接收和發送信號的波束賦形，可以極大提高無線通信系統的容量和抗干擾能力。 -
First this paper expatiates the hierarchical protocol architecture of bluetooth ? technology, introduces and analyses bluetooth ? radio frequency, link controller and baseband, link management protocol, logical link control and adaption protocol, service discovery protocol, rfcomm and so on, which illuminates the characteristics and applied conditions. in the second section i summarize the developing history, characteristics and class of fieldbus technology
本文首先全面闡述了藍牙技術的分層協議體系結構，對藍牙射頻、鏈路控制器和基帶、鏈路管理協議、邏輯鏈路控制和適配協議、服務發現協議、 rfcomm等協議進行了詳細的介紹和分析，說明了藍牙技術的技術特點及其適用環境。 -
The radio frequency receiver supports interface for instrument and base station and air interface for mobile station, and it takes the task of magnifying low noise and down - convert and digital baseband processor filtering and magnifying intermediate frequency to reverse link signal. the digital baseband processor samples the received signal after down - convert radio frequency signal to intermediate frequency signal and processes other processing and supports interfaces to computer, next sends data to computer. the gps receiver supports interface for instrument and gps system, and receives gps system signal, next it demodulates the correlative information and sends out benchmark clock signal we need
射頻接收部分主要為儀器和基站、移動臺提供空中介面，其主要任務是在反向鏈路上對接收到的射頻調制信號進行低噪聲放大、射頻下變頻變換、中頻濾波放大等;數字基帶部分為對接收信號變頻為中頻后進行a / d采樣，以及其他的rsp處理並和計算機提供介面，將數據送至計算機進行后臺處理、顯示等; gps接收機部分為儀器和gps系統提供介面，接收gps系統信號並解調相關信息，輸出所需的電文及時鐘基準信息等。 -
The mcu is in charge of the baseband processing and controlling, and radio frequency module uses the chip, cywusb6934, which is produced by cyrpess company
Mcu （單片機）主要負責基帶處理和控制，無線射頻模塊採用cypress公司的cywusb6934晶元。
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