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A Nonlinear Adaptive Filter for Online Signal
- This paper presents various applications of a nonlinear adaptive notch filter which operates based on the concept of an enhanced phase-locked loop (PLL). Applications of the filter for online signal analysis for power systems protection, control a
fulltext
- Motion Estimation Using Phase Correlation
Coriolis
- 数字驱动由于其控制算法的灵活性可以有效地提高科氏质量流量计的工作性能。针对数字驱动的启振问题，本文基于模型分析和实验仿真，提出了正负阶跃交替激励启振方法。该方法通过跟踪检测传感器自激输出信号相位进行正负阶跃交替激励，使流量管的振动幅值持续、可靠地快速增大，进而结合非线性幅值控制算法和频率估计，可使流量管启振时间大幅度地缩短，克服了传统启振方法的局限性。-Digital drive control algorithm because of its flexibility can improve t
00460
- Abstract: Randomized modulation is of increasing interest in power electronics and also holds promise for reducing filtering requirements in ac/ac, dc/dc converter application and reducing acoustic noise in motor drive applications. This paper
trajectory-generation
- 为了在轨迹规划阶段提高月球车在三维地形中的轨迹规划精度，以被动关节式地形自适应月球车为研 究对象，融合关节机器人D-H 坐标建模方法构建月球车悬架运动学模型，结合数值求解方法，推导了任意崎岖 三维地形中月球车姿态估计模型。在模型估计基础上利用参数化控制原理，建立了满足约束条件下被动关节式 月球车在任意地形中的基于模型估计的一般性参数化轨迹生成模型。针对轮式月球车的非完整性特点，结合数 值求解方法，推导了非线性模型的求解方法。最后利用仿真方法，以八轮摇杆摇臂关节式月球车为例，验证了
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
-recursive-
- 天线组阵中相位差的递推最小二乘估计与滤波-Phase array antenna group recursive least squares estimation and filtering
LTE
- 对于城市环境中的高精度单频 GNSS 接收机而言，若考虑误差预报处理已抵消电离层误差，则地面传播环境所导致的多径效应将成为系统误差的主要因素。基于现有蜂窝通信的高分辨率信道估计结果，针对电波传播的幅度、相位、多普勒等特征提取信道响应函数，在极小误差范围内提供至 L 波段信号的线性特征映射-For multipath effects in urban environments with high accuracy single-frequency GNSS receiver, the foreca
statorflux
- In this paper an approach to estimate the speed and the stator flux linkage of a three Phase induction motor by means of an algorithm using dSPACE is proposed. Emphasis is given on reduction of the problem of saturation associated with the pu
comm
- 构建了简单的通信系统，其间对载波相位进行了估计，同时在函数中给出了估计误差，还计算了误码率以及采用信道编码的误码率-Construction of a simple communication system, during which the estimate of the carrier phase, and gives in function of the estimation error, also calculated BER and the channel coding error r
PAPER3
- Doppler Spread Estimation for OFDM Systems Using Phase
paper5
- LTE论文（Channel Estimation, Carrier Recovery, and Data Detection in the Presence of Phase Noise in OFDM Relay Systems）-Channel Estimation, Carrier Recovery, and Data Detection in the Presence of Phase Noise in OFDM Relay Systems
ofdm_paper1
- < Channel, Phase Noise, and Frequency Offset in OFDM Systems Joint Estimation, Data Detection, and Hybrid Cramer-Rao Lower Bound>>-Channel, Phase Noise, and Frequency Offset in OFDM Systems Joint Estimation, Data Detection, and Hybrid Cramer
Offset-CS-Algorithm-in-LTE
- ：LTE(Long Term Evolution，长期演进)系统中的小区初始搜索过程通过分别检测主同步信号(Primary Synchronization Signal，PSS)和辅同步信号(Secondary Synchronization Signal，SSS)来完成，搜 索结果包括小区组ID、符号定时、频偏估计、组内小区ID以及帧定时[1]。然而，若接收信号 1IDN 2IDN 中存在整数倍频偏，则由于时域的相位旋转，主
carrier-synxronization-OQPSK
- This article contains analyses of the performance of various carrier synchronization loops for offset quadrature phase-shift-keying (OQPSK) modulation, all motivated in one form or another by the maximum a posteriori (MAP) estimation of carrier
113
- The Receiver Autonomous Integrity Monitoring (RAIM) is used to improve positioning system safety. This paper proposes a new RAIM approach to detect and exclude multifaults of GNSS measurements before position estimation. The new approach uses t
CPM
- 用于具有叠加的导频序列的连续相位调制的频率主信道估计和均衡-Frequency-Domain Channel Estimation and Equalization for Continuous-Phase Modulations With Superimposed Pilot Sequences
suan
- 圆阵幅相自校正算法。包含了DOA估计以及空间谱搜索。-Self calibration algorithm for amplitude and phase of circular array. Including DOA estimation and spatial spectral search.
rr470
- 现代信号处理中谱估计在matlab中的使用，包含飞行器飞行中的姿态控制，如侧滑角，倾斜角，滚转角，俯仰角，基于多相结构的信道化接收机。- Modern signal processing used in the spectral estimation in matlab, It comprises aircraft flight attitude control, such as slip angle, tilt angle, roll angle, pitch angle, Channeliz
Square-16-QAM-System
- detailed discuss about the coherent square-16-QAM system based on IQ transmitters and Homodyne receivers with digital phase estimation