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- Based on the features of ambiguity function of LFM signal, a new adaptive kernel is given. 然后,基于線(xiàn)性調頻信號模糊度函數特征,提出了一種新的自適應核函數。
- A novel method to analyze undersampled signals by high-order ambiguity function (HAF ) is here proposed. HAF算法從相位降階角度出發(fā)分析連續調頻信號,與時(shí)頻分析法相比,大大降低了計算量,且放松了邊界條件要求。
- The wavelet based wideband cross ambiguity function can be used for joint time d elay and Doppler stretch estimation. 基于小波的寬帶互模糊函數可用來(lái)對寬帶信號的時(shí)間延遲和多普勒伸縮進(jìn)行聯(lián)合估計,但它不能抑制相關(guān)高斯噪聲。
- The MIMO radar ambiguity function of polyphase code is presented based on the ambiguity function of bistatic radar. 摘要從MIMO雷達的特點(diǎn)出發(fā),在雙基地雷達模糊函數基礎上,提出了MIMO雷達的模糊函數。
- This paper deals with the equivalence between the ambiguity function me-thod and the least square method with GPS carrier phase observables. 本文主要討論了GPS相位觀(guān)測值模糊度函數法處理與最小二乘法處理(如雙次差分相位觀(guān)測值的最小二乘處理方法)的等價(jià)性。
- This kind of TFD can tune its kernel ambiguity function shape by two dimensional optimization procedure according to the characteristics of the analyzed signal. 這種時(shí)頻分布根據被分析信號不同特性,采用優(yōu)化方法自適應對模糊函數進(jìn)行整形,盡可能保留集中在原點(diǎn)的信號模糊函數的自分量,抑制遠離原點(diǎn)的交叉分量。
- Firstly, a Spatial Ambiguity Function based on the Fractional Lower Order Statistics (FLOS-SAF) is defined to separate signals by exploiting the ambiguity domain characteristic. 算法首先定義基于分數低階統計量的空間模糊函數,利用信號在模糊域中的不同特征將信號分離;
- At last the ambiguity function of the waveform is analysed. The results show that it has an approximate thumbtack shape,and has good range and velocity resolution,and good characteristics of electronic counter countermeasures (ECCM). 最后 ,通過(guò)計算機模擬 ,分析了雷達波形的模糊函數 ,結果表明它具有“圖釘型”特征 ,可以獲得良好的距離和速度分辨力 ,以及良好的電子抗反干擾 (ECCM)性能
- The MIMO radar ambiguity function is a combination of the ambiguity function of bistatic radar, which is a function of target coordinate and velocity in right-angle coordinate system. MIMO雷達的模糊函數是再雙基地雷達模糊函數的線(xiàn)性組合,并且雙基地雷達的模糊函數是直角坐標系中目標速度和位置的函數。
- high-order ambiguity function(HAF) 高階模糊函數
- Full information ambiguity function 全信息模糊函數
- Birds had begun to chirp among the trees. 鳥(niǎo)兒們已經(jīng)開(kāi)始在樹(shù)林里嘰嘰喳喳地叫了。
- Satellite interference location using Cross Ambiguity Function 利用互模糊函數實(shí)現衛星干擾源定位
- Convergence Analysis of Higher-Order Ambiguity Function 高階模糊函數的收斂性分析
- Ambiguity Function of Formation Flying Satellites SAR System 編隊衛星SAR系統的模糊函數分析
- Average Ambiguity Function for a Randomly Staggered Pulse Sequence 隨機脈位調制脈沖序列的平均模糊函數
- A state of ambiguity or obscurity. 含糊不清或者晦澀的狀態(tài)
- Birds had begun to chirp and twitter among the trees. 鳥(niǎo)兒開(kāi)始在樹(shù)叢中啁啾鳴囀。
- Her answer was above all ambiguity. 她的回答毫不含糊。
- Distributed Micro-satellites SAR Orbit Design and Ambiguity Function Analysis 分布式小衛星SAR軌道設計及其模糊函數分析