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sonar1
- 主动声纳 混响抑制 模糊度函数 多普勒 【摘 要】 波形设计是影响主动声纳探测性能的重要因素。推导了SFM信号的模糊度函数,根据模糊度函数分析了SFM信号在混响背景下的检测性能,并与CW、LFM信号进行了比较。理论分析与湖上试验验证了在中等多普勒情况下SFM信号抗混响能力最优的结论。本项研究为主动声纳发射波形选择提供了参考。 -Active sonar reverberation suppression ambiguity function Doppler Abstract w
sonar2
- 基于平移不变小波变换的多普勒速度声纳输出信号处理.针对水下航行器组合导航系统所使用的多普勒速度声纳输出信号的特点,采用了平移不变小波变换的多分辨率分析的方法,利用Daubechies小波函数,采用了半软阈值去噪的方法,能够在低信噪比的情况下准确地估计多普勒声纳的频移,从含有噪声的多普勒输出信号中提取出原始信号.通过仿真实验表明:采用4层小波分解,算法计算量减小,有效地消除多普勒噪声,从而提高水下组合导航系统的精度. -Doppler speed the sonar output signal p
GNSS-Spoofing-Detection-based-on-Receiver-CNR-Est
- A perceived emerging threat to GNSS receivers is posed by a standoff spoofing transmitter that emulates authentic signals but with randomized code phase and Doppler over a target area extending over several hundred meters in radius. The victi
kuandaidvl1
- 宽带多普勒计程仪相关技术资料，速度解模糊方面计算。-Relevant technical information, broadband Doppler odometer instrument speed defuzzification approaches.
multipath-and-time-varient-system
- 多径时变（多普勒效应）信道的文献讲解和相关仿真程序。-Multipath literature to explain the change (Doppler effect) channel and related simulation program.
Multi-component-Chirp-estimation
- 提出一种联合循环平稳法与多普勒模糊数搜索法的多分量Chirp信号相位参数精确估计算法，与已有循环平稳算法相比，该算法的相位参数取值范围不受限，低信噪比下的相位参 数估计精度约提高30 dB-Smooth fuzzy numbers and Doppler search method for multi-component the Chirp signal phase parameters the precise estimation algorithm, compared with exis
04470104.rar
- Relying on a layered algebraic design, we derive a new space-time-doppler (STD) code for multiple input multiple output (MIMO) time-selective fading channels. The proposed STD code achieves rate N, and enables,Relying on a layered algebr
DSP-ultrasonic-flowmeter
- 使用专用数据处理芯片TMS320F240型DSP作为控制处理芯片的超声波多普勒流量计的设计方法-The TMS320F240 DSP using a dedicated data processing chip as control processing chip ultrasonic Doppler flowmeter design method
GPS-simulation
- 在Microsoft Visual C++软件环境下，用C++ 语言实现整个仿真。将整个产生系统分为C/A码产生，信号产生，量化三个模块，经过编写和调制实现产生的基本功能，即输入导航电文及控制数据，例如 选取卫星信号，多 普勒频移，采样周期。最后可以得到加入服从高斯分布的噪声信号的数字离散中频信号。 -We use the C++ language to archive the simulation in the Microsoft Visual C++ circumstance
main
- 惯性导航结合多普勒计程仪、平台罗经的组合算法，和GPS/sins比较类似，自定义函数都是本人经过查询资料、自己思考编写的，-Inertial navigation combined with Doppler Speed Log, gyrocompass combination of algorithms, and GPS/sins quite similar,
DIGITAL-IMAGE-PROCESSING-IN-ULTRASOUND-IJRITCC_13
- Image processing plays a vital role in the development of medical industry especially ultrasound medical images. Image acquisition is carried out using ultrasound equipments like transducer, scanner, and CPU and display device. There are mainly f
Analysis-Ultra-Tightly-
- 很好的GPS/INS超紧组合导航的文章，关键词：GPS,INS，超紧组合导航，抗干扰-The performance of an Ultra-Tightly Coupled (UTC) Global Positioning System/Inertial Navigation System (GPS/INS) is evaluated using a system simulation of the GPS receiver and navigation processing.
Pseudo--Random-Code-Delay
- 利用扩展卡尔曼算法( EKF)对高动态直接扩频信号的载波相位和频率进行了估计,并利用载波辅助技术测量载波相位的变化值来 校正伪码延时环,减小多普勒频移对伪码延时的影响,得到了精确的延时估计值,提 高了伪码延时锁定环的动态跟踪性能.-The PN delay loop is adjusted through measuring the varied value of carrier phase with carrier aiding technology. The effect of Do
noise-Doppler
- 在不同噪声背景下Dopplerlet变换在信号恢复中的应用-In the context of different noise Dopplerlet transform in signal recovery application
doppler_effect
- Simulation doppler effect in matlab
Blind-Beamforming-
- 基于盲波束形成的波达方向──多普勒稳健估计-Based on Blind Beamforming DOA ─ ─ Doppler robust estimation
14_JPE-10276
- ca.linkedin.com/pub/bilal-wehbe/63/397/294/fr Saint-Laurent, Quebec, Canada - Ingénieur en Télécommunications, M.Sc.A. Langages de programmation: C, C + +, Java, VB.net, assembleur et Matlab. ... Ray tracing, Propagation radio), ADS
56-249
- ca.linkedin.com/pub/bilal-wehbe/63/397/294/fr Saint-Laurent, Quebec, Canada - Ingénieur en Télécommunications, M.Sc.A. Langages de programmation: C, C + +, Java, VB.net, assembleur et Matlab. ... Ray tracing, Propagation radio), ADS
04148052
- ca.linkedin.com/pub/bilal-wehbe/63/397/294/fr Saint-Laurent, Quebec, Canada - Ingénieur en Télécommunications, M.Sc.A. Langages de programmation: C, C + +, Java, VB.net, assembleur et Matlab. ... Ray tracing, Propagation radio), ADS
05348168
- ca.linkedin.com/pub/bilal-wehbe/63/397/294/fr Saint-Laurent, Quebec, Canada - Ingénieur en Télécommunications, M.Sc.A. Langages de programmation: C, C + +, Java, VB.net, assembleur et Matlab. ... Ray tracing, Propagation radio), ADS