無線電電路 的英文怎麼說
中文拼音 [wúxiàndiàndiànlù]
無線電電路
英文
radio circuit- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 無線電 : radio; wireless無線電愛好者 radio amateur; amateur radio; 無線電報警 radio warning; 無線電報務員 ...
- 無線 : wireless無線電報 wireless telegram; radiotelegram; 無線話筒 radio microphone ; 無線裝訂 unsewn binding
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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Above this 34 - m antenna, called dss - 13, is one of those large dishes of the deep space network in goldstone, california and is primarily used for receiving echoes reflected from asteroids when they are beamed by groundbased radio signals
圖上這座口徑34米的天線,編號dss - 13 ,隸屬美國加州的深空網路。當天文學家從地面向小行星發射無線電波時,小行星會把部分電波反射回地球,並由dss - 13所接收。Above ) this 34 - m antenna, called dss - 13, is one of those large dishes of the deep space network in goldstone, california and is primarily used for receiving echoes reflected from asteroids when they are beamed by groundbased radio signals
(圖上)這座口徑34米的天線,編號dss - 13 ,隸屬美國加州的深空網路。當天文學家從地面向小行星發射無線電波時,小行星會把部分電波反射回地球,並由dss - 13所接收。In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage
我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。Csl was granted a licence to operate a tacs cellular radiotelephone network
Csl獲發牌照,經營tacs蜂窩式公共流動無線電話網路。Hutchison telephone company limited was granted a licence to operate an amps cellular radiotelephone network
和記電話有限公司獲發牌照,經營amps蜂窩式流動無線電話網路。Hutchison telephone company limited was granted a licence to operate the second tacs cellular radiotelephone network
和記電話有限公司獲發牌照,經營第二個tacs蜂窩式公共流動無線電話網路。Low noise amplifier ( lna ) is widely used in front end of a received set of mobile communication 、 wireless radio 、 blueteech technology and so on 。 the active device is the core of the circuit and has significant effects on the whole equipment, therefore, the design of the active device is vital in lna
微波低噪聲放大器( lna )廣泛應用於移動通訊、無線電、藍牙技術等的rf前端。 lna中的有源器件是整個電路的核心,對整個放大器電路的性能有著重要的影響,因此有源器件的設計是lna的關鍵技術之一。6 type products whether one have whorl, card lock connection device of organization, it apply to post and telecommunications communication equipment, figure buy the line device extensively, the radio instrument waits until joining the coaxial cable of the radio frequency to use in the radio frequency return circuit, and can change each other with the products that iec60169 - 13 stipulate
型產品是一種具有螺紋、卡鎖機構的連接器,它廣泛應用於郵電通信設備、數字配線裝置,無線電儀器等射頻迴路中連接射頻同軸電纜用,並能與iec60169 - 13規定的產品相互換。The text uses the method of ray tracing that is based on improved traditional mirror image principle of the radio wave forecast and two ray propagation model, which can be used in any complex propagation environment and found any propagation path from the sending set to receiving machine without redundancy computer
本文是基於無線電波預測中傳統的鏡像原理與雙射線傳播模型的結合而提出的改進了的射線跟蹤演算法,它能用於任何復雜的傳播環境中,能找到從發射機到接收機之間的所有傳播路徑而無須冗餘的計算。A second part is the transmission link-a radio signal.
第二部分是傳輸線路--無線電信號。At present, wireless e - mail is one of the important wmst services offered to some government officers, who can access their e - mail anytime anywhere through general packet radio services gprs or wireless local area network
目前,無線電郵是其中一項重要的無線及流動科技服務。一些政府人員已可利用通用分組無線業務gprs或無線局部區域網路,隨時隨地查閱電郵。In that mainly including communication work mode, project argumentation of system, performance analyses and type choosing of communication transmitter - receiver and the design of antenna system, etc. in chapter 3, coding mode of msk and gmsk and the hardware circulation realization of modem are discussed in detail
在第二章里,介紹無線電通信系統總體設計,按通信系統組成,逐項進行計算,主要包括通訊工作方式和體制的方案論證,通訊電臺性能分析、選型、參數,以及天線系統的論證等。在第三章里,詳細論述msk和gmsk編碼方式,以及用fx909實現數據機的硬體電路。The potential applications of amr include both civil and military communication, especially non - cooperative communications and communication confrontation, such as identifying signals, supervising signals, distinguishing interference, electronic confrontation, analyzing military threat, etc. on the basis of our analysis to the existing research on feature abstraction, the related feature abstraction methods are optimized in this paper, resulting several effective methods such as the feature abstraction based on transformation domain, stepped voltage level analysis, normalized carrier - free spectral energy analysis, squared signal and fourth powered signal analysis, etc. both the decision theory based on recognition algorithms and the artificial neural network ( ann ) based on recognition algorithms is analyzed, and the former is selected as it is more appropriate for this research
調制類型的自動識別廣泛應用於民用通信與軍用通信,尤其是對于非合作性通信、通信對抗,比如:信號確認、信號監控、干擾辨識、電子對抗、軟體無線電、電子救援、通信對抗、軍事威脅分析等。本論文在分析現有研究的基礎上,借鑒了已有的特徵提取方法,對相關調制類型特徵提取方法進行了優化,使用了一些有效的方法,如基於變換域特徵提取方法、梯層電平分析方法、剔除載波后的歸一化頻域能量分析方法、信號平方后的頻譜分析方法、信號四次方后的頻譜分析方法等。通過對基於決策理論和基於人工神經網路兩種識別演算法進行分析,本論文選擇了較適合的基於決策理論的識別演算法。Radio link protocol - 1
無線電鏈路協議1Laser physics is compositive synthesis of the quantum theory, wireless technology, microwave spectroscopy and solid physics, and it ? also the brilliant production of close - knit combine in science and technology, theoretics and practice. after the naissance, the developments of laser physics emerge rapidly, our living, behavior and concept were affected and influenced by laser
激光物理的創立,是人類認識自然道路上的一座里程碑。它是現代物理學的一項重大成果,是20世紀量子理論、無線電電子學、微波波譜學以及固體物理學的綜合產物,也是科學與技術、理論與實踐緊密結合產生的燦爛成果。Self - awareness refers to the unit ' s ability to learn about itself and its relation to the radio networks it inhabits
自我意識是指這類裝置知道本身的狀況,以及自己和周圍無線電網路的關系。Abstract a demand - based spectrum allocation algorithm between cognitive radio cells was proposed
摘要提出一種認知無線電網路中基於需求的多小區頻譜分配演算法。Could it be lights out for radio networking
這是否意味著無線電網路開始推出歷史舞臺了?Rnc radio network controller
無線電網路控制器Rng radio network gateway
無線電網路網關器分享友人