捕獲信號 的英文怎麼說
中文拼音 [bǔhuòxìnháo]
捕獲信號
英文
acquisition signal- 捕 : 捕名詞(姓氏) a surname
- 獲 : Ⅰ動詞1. (捉住; 擒住) capture; catch 2. (得到;取得) obtain; win; reap 3. (收割) reap; harvest Ⅱ名詞(姓氏) a surname
- 號 : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
- 捕獲 : 1. (捉到; 逮住) catch; capture; succeed in catching; acquire; arrest; seize 2. (俘獲) trapping
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It was found that they were fit for the lpi applications. on the digital signal processing, we studied the demand on compute ability for fast acquest. we designed a new signal form named ds - fh - th signal which costs less in processing but without any lost on the lpi performance
在信號的數字處理方面,分析了直接序列擴頻雷達在信號捕獲階段對計算能力的要求,在不降低系統lpi性能的基礎上,設計了ds - fh - th雷達信號,降低系統對計算能力的要求。So it ' s necessary to set up a image processing system to handle the high - speed digital signals, it ' s used to acquire the beaconing light and compute it ' s undershot signal
因此必須建立一個能夠處理高速數字信號的圖像處理系統,來捕獲信標光並計算出信標光在面陣中的脫靶量,以滿足實時控制系統的需求。Contrapose to the instability of the third - order charge - pump pll system, the loop optimization method is employed in system level design to decide the bandwidth and phase margin, therefore the loop bandwidth locates at the maximum phase margin to guarantee the stability of the system. according to tsmc 0. 35 m sige bicmos model, the sub - circuits in the designed pll and the whole system are simulated and verified by the cadence spectre
5 .根據tsmc0 . 35 msigebicmos工藝模型,利用cadencespectre模擬軟體對所設計的電荷泵鎖相環路中各個模塊及整個系統進行了模擬模擬,模擬結果顯示,在1 . 5v電源電壓下,頻率為200mhz的參考輸入信號,輸出中心頻率為800mhz ,分頻電路採用4分頻,環路帶寬為10mhz ,捕獲時間大約為0 . 92 s ,功耗大約為15mw ,達到了設計指標。The research on acquisition of weak signal in geostationary orbit environments
高軌環境下微弱導航信號捕獲方法研究Outrigger, camera one is up, connection solid
信號捕獲,連接穩定The capture of the labeled antibody ? analyte complex for signal generation can be achieved with the antibody immobilized in a defined area of nitrocellulose membrane as mentioned
對產生信號的標記抗體抗原復合物的捕獲,是用抗體固定在已經提到的硝酸纖維素的特定區域內來達到的。The signal format of gps is analyzed, the principle models and mathematical models are established, the ber performance is analyzed in a channel interfered with wide - bandwidth awgn, narrow - bandwidth awgn, transmitted signal, single - tone signal respectively. based on the results above interference methods are discussed and simulated. then the performance of code acquisition and code trace of a digital gps receiver are discussed. the modem of linkl 1 and link4a are modeled and their ber performances are analyzed and simulated in channel s interfered with awgn, single - tone signal and multi - tone signal respectively
建立了jtids的收發終端的數學模型,分析它在噪聲干擾、相關干擾、互相關干擾下的誤碼性能,提出較佳的干擾方法和干擾碼型,並進行模擬模擬;分析了gps的信號格式,建立了gps的原理框圖模型、信號數學模型,並對其在寬帶噪聲干擾、窄帶噪聲干擾、轉發干擾、單頻干擾等情形下的誤碼性能進行了分析比較,提出相對較佳的干擾方法,並做了計算機模擬,針對一數字式gps接收機中擴頻碼捕獲與跟蹤環的特性進行分析;建立了link11和link4a數據鏈調制解調數學模型,對它們在噪聲干擾、單音干擾、多音干擾等下的誤碼性能進行分析,最後對干擾情況進行了模擬模擬。A / d samples the intermediate frequency signal. the digital signal proceeding part based on tigersharc dsp can process the baseband digital signal including the algorithm of baseband modulation, baseband differential detection and symbol synchronization, etc. digital up converter supports interpolation filter and complex mixer
A / d對中頻信號進行采樣,數字信號處理部分以tigersharcdsp為核心,負責基帶采樣數字信號的處理,實現基帶信號調制,基帶差分解調,符號同步的捕獲和跟蹤等演算法。At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。In determining the optimal concentration of each antibody, we have used a strategy in which the capture antibody is first immobilized at a particular density on the predetermined site of membrane, and the labeled antibody is then varied to retain a maximum signal - to - noise ratio
在測定每個抗體的最佳濃度中,我們用到了這樣一個方案:先將捕獲抗體以特定的濃度固定在膜上預留的部位,然後改變標記抗體濃度得到最大的信號噪音比例。The study concludes that optical signals from the little flashing led ( light emitting diode ) lights, usually red and dotting everything from modems to keyboards and routers, can be captured with a telescope or long - distance lens and processed to reveal all the data passing through the device
該研究報告的結論是:從微小而不斷閃爍的發光二極體(通常為紅色且應用到各類設備,從數據機到鍵盤和路由器等)發出的光波信號,可以被望遠鏡或遠程透鏡捕獲,然後在經過處理后將通過這些設備的數據一覽無遺。The research and design on the method of catching gps signal
接收信號捕獲方法的研究The performance targets of acquisition and tracking : the code rate of pseudorandom signals is 1m - 5mhz, the code length is 255. 511, the receiving sensitivity is - 118dbm, the dynamic range is 70db. the doppler of carrier is 75khz, the time that 10 targets are captured within 0. 2s
捕獲和跟蹤的性能指標:偽隨機信號碼率1m 5m比特/秒,碼長是255 、 511 ,接收靈敏度是- 118db ,信號動態范圍是70db載波普勒是75khz ,目標捕獲在0 . 2秒內。Combining the blind beamforming with the estimation of doa, the doa can be estimated at the same time when the source signals are recovered
並將盲波束形成與目標方位估計相結合,實現在捕獲、恢復目標源信號的同時,估計出目標的波達方向。Programming video capture
視頻信號的捕獲採集編程Information technology - automatic identification and data capture techniques - bar code symbology specifications - pdf417
信息技術.自動標識和數據捕獲技術.條形碼符號表示法規范. pdf417Information technology - automatic identification and data capture techniques - bar code print quality test specification - two - dimensional symbols
信息技術.自動識別和數據捕獲技術.條形碼列印質量試驗規范.二維符號Then , we complete the intermediate frequency digital acquisition and tracking circuits according to the band pass sample theory, digital signal processing theory, multiple rate signal processing theory and digital filter theory
接著,基於帶通信號采樣理論,數字信號處理理論,多速率信號變換理論,數字濾波器理論,設計出了中頻數字捕獲與跟蹤電路。Method to improve the performance of blind carrier phase acquisition algorithms for high order qam signals
信號盲載波相位捕獲演算法的一種改進方法It is necessary that the receiver tracks the acquired signals steadily and credibly to ensure the successful demodulation process. in this thesis, an improved tracking loop design method is presented which adopts self - adaptation parameters and varied bandwidth tracking technique to adapt to the input signals, and improves the acquisition and tracking performance
接收機穩定可靠地跟蹤被捕獲信號保證成功解調是必要的,本文介紹一種改善的鎖相環設計方法,這種方法採用自適應參數和變帶寬跟蹤技術來調整輸入信號改善捕獲和跟蹤性能。分享友人