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Binary_Offset_Carrier_Modulations_for_Radio_naviga
- 二进制偏移码(BOC)调制在无线电导航中的应用,讲述了BOC调制的优点以及频谱。-Offset binary code (BOC) modulation in the radio navigation applications, describes the advantages of BOC modulation, as well as the spectrum.
SAG
- OFDM的最新IEEE的文档，用于信道和载波频偏的联合估计算法，比较前沿-OFDM latest IEEE documents, for the channel and the joint carrier frequency offset estimation algorithm to compare the forefront of
frequency_estimation
- QPSK开环载波同步技术研究 频偏估计算法-Open-loop carrier synchronization QPSK Research Frequency Offset Estimation Algorithm
CARRIER_FREQUENCY_OFFSET_RECOVERY_FOR_ZERO-IF_OFD
- This a thesis about CARRIER FREQUENCY OFFSET RECOVERY FOR ZERO-IF OFDM RECEIVERS.rar. The zero intermediate frequency receiver architecture has now become popular as it has both economic and size advantages over the traditional superheterodyne ar
A_Novel_Structure_of_Signal_Demodulation_in_High_
- In this paper, a novel demodulation structure in high-frequency (HF) channel is introduced and studied.Frequency-offset estimation, ractionally spaced adaptive equalization and carrier recovery techniques are involved.Frequency-offset correction is
seminar030606
- about Carrier frequency offset(CFO)
CDMA
- 从多普勒载波频偏对CDMA接收 信号的影响入手，提出了分段匹配滤波器和循环累加码捕获环路相结合的方法进 行扩频码的捕获，并对该方法的性能进行了分析和仿真。 -Doppler frequency offset from the carrier signal on the CDMA receiver to start the impact of proposed sub-cycle accumulation matched filter code acquisition loop and
On-the-Design-of-Iterative-FDE-Receivers-for-OQAM
- This paper considers receiver designs for SC-FDE schemes (Single-Carrier with Frequency-Domain Equalization) employing M-ary OQAM signals (Offset Quadrature Amplitude Modulation). It is shown that the interference between the in-phase (I) and
1
- 超紧耦合是 GPS/INS 组合导航系统的最新研究方向，它采用 INS 测得的载体动态信息辅助 GPS 接收机跟踪环 路，消除卫星信号中由于载体与卫星之间相对运动所产生的频率偏移，提高接收机在高动态环境下载波跟踪性能，同时还 可以压缩带宽，有效增强接收机抗干扰性能。介绍 GPS/INS 超紧耦合技术，给出 INS 辅助 GPS 载波跟踪环路结构图和相应 的数学模型，分析 INS 辅助 GPS 跟踪环路在动态环境下的动态残留及其对环路相位误差的影响，并进行了模型仿真，最后 对仿真结
04470099.rar
- A semi blind technique for estimating the carrier frequency offset in OFDM communication systems is presented in this paper. The fractional and integer frequency offsets are esti-mated by employing a few null subcarriers in the rst OFDM sy
ozt
- blind carrier offset tracking video file.. check running
QAM
- 该文给出了一种QAM信号载波频偏估计算法。-This paper presents a QAM signal carrier frequency offset estimation algorithm.
analisa
- This model shows the implementation of a QPSK transmitter and receiver. The receiver addresses practical issues in wireless communications, e.g. carrier frequency and phase offset, timing offset and frame synchronization. The receiver demodulates the
Shaping-correlator-BOC-signal-
- 为了克服原有抗多径算法在偏移二进制载波( BOC)信号上性能不如粗捕码( coar se/ acquisition co de, C/ A 码)的缺点, 并消除 BOC信号在跟踪时特有的多峰模糊特性, 将一种 新的参考码应用在 BOC信号的跟踪中,并与窄相关器以及高分辨相关器( HRC)技术进行了比较, 分别给出了多径误差包络, 从仿真结果中得出了最佳参考码码型,并根据最佳参考码 分析了成形( Shaping) 相关器的噪声性能。Shaping 相关器消除了多峰模糊的特点,并在多径误差包
PSKmodulation
- 提出一种全新的子载波调制方式盲识别算法,该算法利用ＯＦＤＭ子载波组的统计特性,然后通过推导得到新的基于混合高阶矩的特征量,使得到新的特征量不受信噪比、载波频偏与相位偏移的影响。 -Proposed a new sub-carrier modulation count Blind Identification Method, the method using the statistical characteristics of the OFDM sub-carrier group, an
open_Loop_fre_est_for_satellite
- 本文档描述环载波通信卫星系统的估计算法，适用于剩余频率偏移补偿。-This document describes the estimation algorithm for loop carrier satellite communication system, suitable for residual frequency offset compensation.
STUDY AND ANALYSIS OF TIMING OFFSET ESTIMATION METHODS IN OFDM SYSTEMS
- OFDM is a multi-carrier transmission technique. It converts the frequency selective fading channel into a collection of parallel flat fading sub-channels which simplifies the structure of a receiver. OFDM has been widely used in communication system
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
A-reduced-complexity-scheme-for-carrier
- As each user in OFDMA based IEEE 802.16e network has different carrier frequencies, synchronization of carrier frequency offset (CFO) is a very complex task. The hardware implementation of the existing schemes is very expensive. Estimation and compen