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timing_recovery
- 定时恢复仿真程序，可以解决定时不准确造成的定时错误-timing recovery simulation program can solve the timing of inaccurate timing error
sheji
- squaring timing error comunition fan sir tong xinfangzhen
QAM
- 重点研究了全数字QAM接收机中的两个关键技术——符号同步和信道盲均衡。研究Gardner定时误差检测算法，盲均衡方面，重点研究了CMA及其改进算法，采用MMA算法和DD-LMS算法联合均衡-Focuses on the all-digital QAM receiver in the two key technologies- the symbol synchronization and channel blind equalization. Research Gardner timing err
timing_recovery
- 定时恢复的matbal仿真代码.适合于仿真和误码并对-Timing recovery matbal simulation code. Suitable for simulation and error and
Clock
- 精确定时是针对晶体误差引起的走时不准而设计的程序。测量出的误差完全用程序修正。-Precise timing error is caused by crystals are not allowed to leave the design process. Measured using the procedure to amend the error entirely.
qpsksystem_SJSU_mdl
- QPSK modulation system with recover loops-This is a model of a QPSK modulation system for transmission over a bandpass channel with fc = 100 Hz and B = 30 Hz and AWGN at the receiver. SRRC fi lters with excess bandwidth α = 0.18 are employed. Th
Gardner
- 用于接收机的定时误差检测的Gardner算法的Simulink仿真，附有Word说明-Receiver for the Gardner timing error detection algorithm for the Simulink simulation, with Word Help
timing
- 在这篇论文中，我们提出一种新的时间偏移估计方法应用于OFDM系统。这里提出的估计是为了避免发生在Schmidl中的时间偏移估计方法中的歧义。通过仿真，所提出方案中的性能以均值和最小均方误差的形式说明。仿真结果表明：它与其它估计器相比在相当大的程度上有更小的均方误差。-In this paper, we propose a new time offset estimation method is applied to OFDM systems. Estimates presented here t
TED_S_curve
- 本程序研究了在不同符号序列条件下，基本Gardner算法和一种修正Gardner算法的定时误差特性-This program studied the sequence of symbols in different conditions, the basic Gardner algorithm and a modified Gardner timing error characteristics of the algorithm
aperfectOFDMsimulationMATLAB
- 接收端采用的算法和程序流程与发送端发送的OFDM符号的帧结构有关系。具体的帧结构，以及定时估计，频偏估计，剩余误差跟踪的算法可参考算法说明文档。-Receiver used algorithms and program flow with the sender sends the frame structure of OFDM symbols are. Concrete frame structure and timing estimates, frequency offset estimati
3
- 1T51单片机实现精确数字钟 因为普通单片机内核是12T 这里采用1T51内核的使得定时误差变得极小，同时加入补偿函数可以说定时已经达到理想精度-1T51 SCM accurate digital clock for the general microcontroller core is used here 1T51 core 12T makes timing error becomes minimal, while adding compensation function can be sai
Timing
- 定时误差估计，精度很高，算法简单易于实现，很值得参考！-Timing error estimates, precision is high, the algorithm simple and easy to implement, it is worth considering!
LTE_transmition_technoiques
- 分析了LTE系统频率偏移，定时误差，信道估计问题等，并对广义Rake接收机和CPEDS接收机的性能做了比较。-Analysis of the LTE system frequency offset, timing error, channel estimation problems, and generalized Rake receiver performance receiver and CPEDS were compared.
The_shortwave_high-speed_QAM_signal_fast_without_j
- 一种短波高速QAM信号快速无抖动码元同步方案的设计,文章基于Gardner定时误差检测算法、预滤波和一阶过零检测锁相环理论,结合卡尔曼 滤波算法,设计了一种快速无抖动的短波高速QAM信号全数字解调码元同步方案,从理论上 推导了方案中各个参数的设置方法,并在不同的信道环境下测试算法的性能,仿真结果显示 该方案具有优良的性能。 -A short high-speed QAM signal symbol timing quickly without jitter in the desi
A_method_based_on_Leo_satellite_communications_tim
- 摘 要:定时恢复是数字接收机中的关键技术,基于某特定LEO低轨卫星通信系统应用,重点研究了异步时钟采 样恢复法的工作原理,提出了一种改进的Gardner定时误差检测算法,给出了整个定时环路的具体实现方案,并针对其 性能进行了分析。仿真结果表明,在大多普勒加速度的卫星信道环境下,该方案能够满足系统设计的要求,且实现结 构简单、优化,可大幅降低算法复杂度,在较高信噪比的情况下,具有更加优化的性能。 -Abstract: The timing recovery is a key tec
abpsk_qpsktiming-errordetectorforsampledreceivers
- a bpsk_qpsk timing-error detector for sampled receivers
can-bus-bit-timing-setting
- 在CAN总线中,位定时有一点小错误就会导致总线性能严重下降。虽然在许多情况下，位同步会修补由于位定时设置不当而产生的错误，但不能完全避免出错情况，并且在遇到两个或多个CAN节点同时发送的情况时，错误的采样点会使节点启动错误认可标志，使节点不能赢得总线上的任何活动。因此要分析、解决这样的错误就需要对CAN总线位定时中的位同步和CAN节点的工作过程有一个深入的了解。本文描述了CAN总线位同步的运行规则以及如何对位定时的参数进行设置。-In the CAN bus, there is a little
Up_timingBYM
- A timing error detector for Communication systems with simulink. # Required versions Matlab 5.2.1, Simulink 2.2.1 # File descr iption 1. ti_det1.m (simulink version 5.2.1) An s-function to be used for timing detector. For detailed i
timing_syn_1
- 单载波定时同步经典程序，采用gardner定时误差检测，以及内插滤波器-Single-carrier timing synchronization classic program, gardner timing error detection, and the interpolation filter
symbol-timing-synchronization
- QPSK平方律定时同步算法实现定时误差和定时恢复-QPSK square timing synchronization algorithm ，estimate timing error and timing error correction