In this paper, a novel frequency synchronization estimation algorithm is provided to achieve carrier frequency capture and tracking.
文中提出了一种低复杂度的同步估计，来实现载波频率捕获和跟踪。
The thesis gives out the estimation methods based on the above errors and introduces the specific processes of using ADSP to realize the CFO and synchronization estimation.
本文就上述误差给出了估计方法，并介绍了在工程中使用DSP来实现频偏估计和同步的具体实现过程。
There are many key technologies about the single-user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多，主要有接收端和发送端的同步，信道估计和分集等。
Synchronization and channel estimation are two key techniques for OFDM systems to ensure its good performance.
为保证其具有好的性能，需要时频同步、信道估计等一系列的关键技术加以支持。
Beginning with brief introduction for the basic principle of OFDM, this paper establishes the system simulation model and thereafter analyzes the synchronization and channel estimation.
文章首先简要介绍了OFDM的基本原理，建立了系统仿真模型，对系统的同步和信道估计进行了分析。
This dissertation mainly focuses on the inner receiver techniques for block transmission mobile communication systems, such as channel parameters estimation and synchronization techniques.
本论文重点研究了分块传输移动通信系统中的内接收机设计，包括信道参数估计和同步技术。
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。
In this paper, a novel symbol timing estimation algorithm is presented which realizes symbol synchronization by using a symbol.
本文提出了一种低复杂度的符号定时估计，利用一个训练帧来实现同步。
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。
As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.
为了实现水下载体高精度的定位，GPS声纳浮标需解决两个方面的技术难点：高精度的系统时钟同步和定位信号的高精度时延估计。
To demodulate GMSK signal, DSP is used in receiver to achieve error spectrum estimation, bit synchronization recovery and decode.
为了实现GMSK信号解调，接收机中dsp实现了调制信号的误差频谱估计、位同步恢复及译码。
Channel delay estimation via pilot sub-carriers is used to provide accurate frame synchronization in multipath channels.
利用有限的导频信号进行信道延迟估计从而获得准确的符号同步。
The synchronization techniques for burst packet transmission mode OFDM systems is studied, including timing, frequency offset estimation and channel estimation.
本文主要研究适用于突发OFDM传输系统的同步技术，包括定时、频偏估计和信道估计。
In this paper, a new frame synchronization and phase offset estimation method is presented, the implementation scheme is also applied.
提出了一种新的帧同步及相偏估计方法，并给出了系统实现的方案。
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。
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。
Significant results in the key technologies of OFDM, such as carrier synchronization, channel estimation, phase noise and so on have achieved in theory and practice.
有关OFDM的关键技术，如载波同步、信道估计、相位噪声等，在理论和实践方面均取得了很显著的成果。
By simplifying the objective function of maximum likelihood estimation, the algorithm can realize sequence synchronization and sequence estimation via adaptive iteration and wide window.
通过简化最大似然估计目标函数，提出了用自适应迭代法并结合宽窗口法来实现序列同步和序列估计。
A more precise estimation method of the Zero Doppler Time has been improved, and the frequency synchronization is achieved.
文章改进了零多普勒时间的估计方法，提高了其估计精度，从而较好地实现了频率同步。
There are lots of key technologies about single user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多，主要有接收端和发送端的同步，信道估计和分集等。
Numerical results demonstrate that the phase variations caused by multipath time delays may influence accuracy of the mean of time synchronization error spectral estimation.
数值计算结果表明，多径分量的相位变化会影响时间同步误差谱估计均值的准确性。
In addition, OFDM systems are very sensitive to the effect of timing error, to obtain a better channel estimation performance, the choice of synchronization algorithm is important.
此外，由于OFDM系统易受同步误差的影响，为了获得较好的信道估计性能，同步算法的选择对进行正确的信道估计也尤为重要。
The purpose of this paper is to discuss the sample synchronization and channel estimation techniques for WPDM system.
本文深入研究了基于判决的前馈最大似然的采样同步，及在此过程中涉及到的盲信道估计问题。
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。
After attaining synchronization, the phase offset due to frequency offset estimation error is tracked with a phase locked loop.
同步捕获后则通过锁相环技术跟踪长突发的同步变化。
After attaining synchronization, the phase offset due to frequency offset estimation error is tracked with a phase locked loop.
同步捕获后则通过锁相环技术跟踪长突发的同步变化。
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