搜索资源列表
nonsystem
- Generate trellis data of a rate-1/n convolutional encoder.卷积码1/n的编码器,注意生成的是非系统码。-Generate trellis data of a rate-1/n convolutional encoder. Convolutional codes 1/n of the encoder, the attention generated by the non-system code.
viterbi3
- 对码率为1/n的递归卷积码(系统码!)的最大似然译码,采用相关度量,截断长度为1024,最大状态数为1024 -On the bit rate for the 1/n recursive convolutional codes (system code!) Of the maximum-likelihood decoding, using the relevant measure to cut off a length of 1024, the largest number of state
QPSK
- 提出了一个采用(2,1,7)卷积码+QPSK的中频调制解调方案,并在Xilinx公司的100万 门FPGA芯片上实现了该系统。该系统在信噪比SNR为6dB左右时可实现速率超过1Mbit/s、误码率 小于10-5的数据传输。 -Proposed a use of (2,1,7) convolutional code+ QPSK modulation and demodulation of the IF program, and in Xilinx' s FPGA chip one
ldpc
- 典型的Turb。码是一类并行级联的系统卷积码,当交织长度足够长时,其性能可逼 近仙农限。-Typical Turb. Code is a class of parallel concatenated convolutional codes of the system, when the cutting length for long enough, its performance can be close to Shannon limit.
Matlabviterbilenwu
- 本课程设计主要解决对一个卷积码序列进行维特比(Viterbi)译码输出,并通过Matlab软件进行设计与仿真,并进行误码率分析。在课程设计中,系统开发平台为Windows Vista Ultimate,程序设计与仿真均采用Matlab R2007a(7.4),最后仿真详单与理论分析一致。-viterbi
ConvolutionalEncoderViterbi
- 卷积码编码,维特比译码方法并将其用于变换域通信系统-Convolutional coding, Viterbi decoding method
juanji
- 基于simulink的(2,1,2)卷积码在二进制对称信道中的系统仿真-Based on simulink the (2,1,2) convolutional codes in the binary symmetric channel of the system simulation
gsm_fs
- 用matlab实现的GSM TCH/FS系统在高斯信道、瑞利信道的性能仿真,其中用到了循环编码、卷积码、交织码等信道编码知识-Using matlab to achieve GSM TCH/FS system in the Gaussian channel, Rayleigh channel performance simulation, which uses a loop encoding, convolutional codes, interleaving codes channel cod
systemview
- 基于System View平台,实现卷积码编译码系统的设计与仿真,添加高斯噪声测试系统抗噪声性能-System View-based platform for encoding and decoding system of convolutional codes to achieve the design and simulation, adding Gaussian noise test system noise immunity
OFDM
- 基于卷积码,AWGN信道的OFDM系统仿真-Based on convolutional codes, AWGN channel OFDM system simulation
juanjima
- 卷积码的matlab仿真,经由simulink搭建的系统平台-Convolutional codes matlab simulation platform erected by simulink
GSM
- 实现 AWGN信道下的理论误码特性和仿真误码特性,GSM系统卷积码在AWGN信道的误码特性,GSM系统卷积码在突发信道和AWGN信道的误码特性,GSM系统卷积码和交织编码在突发信道和AWGN信道误码特性-AWGN channel to achieve the theoretical BER performance and simulation of BER performance, GSM system, convolutional code in AWGN channel BER perfor
generate_trellis_nsc
- 实现非递归系统卷积码的编码功能,基于C++平台,包括实现此功能的函数-To achieve non-recursive systematic convolutional code encoding, based on C++ platform, including the realization of this feature function
smldPe55_cnv
- 信号处理方面的 源代码,卷积码通信系统的蒙特卡罗仿真函数,-Signal processing, source code, convolutional code communication system of the Monte Carlo simulation function
UHF-RFID-CRC
- 本文首先研究了IsO/IECl8000.6标准中A、B两类短程通讯的前向链路与返回 链路的数据编码方式,对(FMO)双相间隔编码、(PIE)脉冲间隔编码、曼切斯特码 的编解码方式和技术参数进行了深入的分析,并利用FPGA实验平台对这三种编 码的编、解码电路进行了设计和仿真。然后对UHF RFID系统的差错控制技术原理 进行了探讨,重点研究了ISo/IECl8000.6标准中采用的数据保护与校验技术,即 循环冗余校验(CRC)技术。分析了基于线性反馈移位寄存器(LFSR)实现C
W607
- 本文首先介绍了两种协作方式与OFDM框架,并结合OFDM技术进行了系统仿真,对比分析了OFDM系统与CRC编码OFDM系统与卷积码编码OFDM系统仿真性能。-two methods to realize cooperative diversity in OFDM systems are proposed simulations using OFDM techniques are performed and the performance of the CRC coding OFDM syst
generate_trellis_rsc_c
- 在无线通信系统中常用的经典网格编码调制的编码程序(循环系统卷积码)-recursive systematic code which is widely used in wireless communication
Conv-OFDM-QPSK
- 512FFTOFDM系统仿真,包含卷积码和QPSK调制解调-BER performance simulation of 512 OFDM system, including convolutional code and QPSK
DATA_CONV_ENCODE
- OFDM系统中的多码速卷积码的FPGA实现,可以实现1/2,3/4,2/3等码率!-convolution encoder!
channel_encode
- 实现通信系统中的信道编码,包括1/4TPC编码、1/2LDPC编码、1/2归零卷积码、1/3归零卷积码、1/4归零卷积码!-For communication systems channel coding, including 1/4TPC coding, 1/2LDPC coding, 1/2 convolutional code zero, 1/3 convolutional code zero, 1/4 convolutional code zero!