radio-frequency structure 中文意思是什麼
radio-frequency structure
解釋
射頻結構-
Chapter 2 sets forth the structure of if ( intermediate frequency ) digital software radio, the critical theory of software radio and the signal processing technique about it
第二章介紹了中頻數字化軟體無線電的結構，並闡述了軟體無線電的關鍵理論和軟體無線電中的信號處理技術。 -
Radio induction is mainly studied in this paper, the traditional radio induction technology has simple structure, lower cost, convenient maintenance and higher location resolution and measuring velocity, but its anti - interference is lower. new radio induction system is proposed in this paper, it has excellent anti - radiated interference of any frequency ( it should be declared specially that it includes the anti - interference of the same frequency ) ; because of its hi gh frequency - pass function, the new radio induction system has less affection excited by the conductive interference
本論文提出的新型無線感應系統對外界所有頻段上輻射干擾（特別強調的是包括同頻干擾）具有較理想的抗干擾能力；由於新型無線感應系統起高通濾波作用，傳導干擾對它的影響可以忽略，因此新型無線感應系統具有較理想的抗干擾能力，用在定位測速中具有比傳統無線感應技術高2個數量級的精度。 -
For the sake of making user randomly communicate between gsm900 and dcs1800 networks with a single handset, this thesis devoted to design and realize a rf ( radio frequency ) subsystem for gsm900 / dcs1800 dual band handset according to gsm 05. 05 protocol provided by etsi, which the structure of single board can realize gsm900 / dcs1800 dual band of the handset
為了使用戶可用一部手機在gsm900 dcs1800兩個移動通信網上自動漫遊通話，本論文根據歐洲電信標準學會（ etsi ）提出的gsm05 . 05協議，設計實現gsm900 dcs1800雙頻段手機中射頻子系統。它單片的實現了手機的雙頻段gsm900 dcs1800 ，而且隨時可以根據網路的需要，實現無縫（不斷線）自動切換。 -
Then, the work principle of the radio frequency technology. the paper analyzes the logic data structure of the ic card and security performance supported by ic cards
首先論文描述了ic卡的發展和現狀，然後通過對射頻識別技術原理的研究，揭示了射頻ic卡的工作原理。 -
Throughout the descent, shifts in the frequency of the probe ' s radio signal will be monitored to infer the strength of titan ' s winds, and the huygens atmospheric structure instrument ( hasi ) will measure temperature, pressure and electrical fields that could indicate the presence of lightning
下降過程中將持續監測探測器無線電訊號的頻移，以推算土衛六風場強度；而惠更斯大氣結構儀（ hasi ）會量測溫度、氣壓以及可能顯示閃電是否存在的電場。 -
In this thesis, we address this challenge in detail and design solutions to it and evaluate the performance of them by simulation. based on the traditional structure of cellular network and methods of radio resource allocation, we propose a novel synchronous single frequency cellular network ( sfcn ) system, which is more proper for 4g
本文圍繞第四代移動通信（ 4g ）及其核心技術ofdm （正交頻分復用）的要求和特點，在傳統的蜂窩系統結構和無線資源管理方法的基礎上，獨創地提出一種適用於4g的新型單頻蜂窩系統（ sfcn ， singlefrequencynetworkcellularnetwork ） 。 -
The paper gives the structure block diagrams, main technology parameters and their choice. the radio frequency link and range precision is analyzed and calculated in detail
給出了射頻通道各部分組成框圖、系統的主要技術指標及各參數選取的考慮。 -
The research and development of this task deal with the integrated technologies, such as radio frequency identification, application - embedded, wireless communication and management of data base, etc. this thesis begins with introducing the structure of rteps, brings forth the composing of the hardware structure ( patrol transmitter ) in this system, and designs the radio frequency signal - processing module and data signal - processing module respectively
本課題的研究和開發涉及了無線射頻識別、嵌入式、無線通訊、數據庫管理等綜合技術。論文先從實時電子巡更系統的體系結構入手，給出了該系統中硬體系統（巡更話筒）構成，分別對射頻信號處理模塊和數據信號處理模塊進行設計。
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