This thesis deals with the synchronization technologies for all digital receiver, particularly carrier offset estimation for MPSK signal.
本文研究全数字接收机中的同步技术,重点是MPSK信号的载波频偏和相位误差的估计和恢复算法。
A novel symbol synchronization and carrier frequency offset estimation method is presented for 39-tone OFDM systems.
针对短波39音OFDM系统,提出了一种新型的符号同步和载波频偏估计方法。
A joint blind estimation method based on spectrum overlap for uplink interleaved orthogonal frequency division multiple access carrier frequency offset and timing synchronization is proposed.
提出了一种基于功率谱叠加的交织正交频分多址系统上行链路载波频偏和定时同步联合估计算法。
To reduce the impact of carrier frequency offset in OFDM system, this thesis designs a new carrier frequency offset estimation scheme for OFDM system.
为了减小正交频分复用系统受频率偏差的影响,在OFDM系统中设计了一种新的载波频偏估计算法。
An algorithm suitable for carrier phase and frequency offset estimation in software radio is proposed.
提出一种适合软件无线电的载波相位和频差估计算法。
The research contents mainly consist of symbol rate estimation, carrier frequency offset estimation, modulation recognition and blind demodulation.
研究内容主要包括:符号率估计、载波频偏估计、调制方式识别以及盲解调等。
This dissertation also does research on the application in estimation of communication signals' carrier offset and symbol rate with the parametric statistical method.
本文还研究了参数统计方法在估计通信信号的载波频偏和码元速率中的应用。
This paper focuses on carrier frequency offset estimation (CFO) and multiuser interference elimination in uplink OFDMA system based on generalized carrier assignment schemes.
本文针对上行链路任意分配子载波重点研究了载波频偏估计和多用户间干扰消除的方法。
The problems of carrier frequency offset estimation under the condition of the AGWN channel, frequency flat-fading channel and frequency selective-fading channel are studied in detail respectively.
本文仔细研究了在高斯白噪声信道下、频率平坦衰落信道下和频率选择性衰落信道下高精度估计信号载频偏差的问题,并对相应算法提出了一些改进办法。
This paper proposes a carrier frequency offset estimation algorithm for interleaved multi-user OFDM.
提出一种针对多用户交织OFDM载频偏移估计的算法。
We describe the synchronization technique in several keys including symbol timing, carrier frequency offset estimation and sampling clock offset estimation.
符号定时同步技术,载波频率同步技术和采样钟同步技术等几个方面。
The time synchronization and carrier frequency offset estimation can be achieved simultaneously.
该算法能够同时实现时间同步与频偏估计。
The carrier frequency offset estimation algorithm and channel estimation algorithm are studied and implemented in this paper.
本文对自组织网物理层的载频估计算法和信道估计算法进行了研究和实现。
It analyzes interleaved uplink OFDM signal structure, utilizes its cyclic characteristic to form specified data matrixes, and implements the carrier frequency offset estimation.
首先分析上行链路中交织OFDM的信号结构,利用其周期性质导出特定的数据矩阵,实现频偏估计。
This algorithm combines the block Pilot-aided LS channel estimation algorithm with a phase tracking algorithm, which can compensate the phase rotation caused by the residual carrier frequency offset.
该算法在传统的基于块状导频的Ls信道估计算法的基础上,加入了相位跟踪算法,补偿了由残余频偏带来的相位旋转。
This algorithm combines the block Pilot-aided LS channel estimation algorithm with a phase tracking algorithm, which can compensate the phase rotation caused by the residual carrier frequency offset.
该算法在传统的基于块状导频的Ls信道估计算法的基础上,加入了相位跟踪算法,补偿了由残余频偏带来的相位旋转。
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