论述一种基于软判决反馈迭代译码的比特交织编码调制方案。
A bit interleaved coded modulation (BICM) scheme was introduced, with iterative decoding using soft decision feedback.
结果证明，该文级联系统取得高出一般位交织编码调制系统2—6分贝的性能增益。
The results show that the proposed cascade system improves the performance gain by 2 to 6 dB compared to traditional BICM system.
并详细介绍了用FPGA实现该编码方案的方法，包括BCH码的编译码和交织编码。
An FPGA implementation method of this scheme is presented, including BCH encoder and decoder and the interleaver.
本文通过MATLAB编程实现正交频分复用（OFDM）的系统仿真，系统采用卷积码和交织码级连的差错控制编码。
This test realized emulational system of OFDM through MATLAB programming, adopted error control coding of concatenation of convolutional codes and interlaced codes.
采用SP交织算法、纠错编码，给出了一种基于图像的抗突发误码的大容量数据嵌入隐秘传输方法。
By using SP algorithm and error correction code technology, a combating burst error and large capacity data hiding method for secret transmission was proposed based on images.
介绍TD -SCDMA处理增益的计算方法，并通过举例对各种业务的编码、交织及物理信道映射过程进行说明。
It presents the calculation method on TD-SCDMA process gain, and gives an illustration on coding, interleaving of diversified services and physical channel mapping.
首先研究基本的发射机，包括卷积编码、交织、扰码、沃尔什调制、正交扩频以及基带滤波。
Firstly the basic transmitter, including convolutional encoding, interleaving, scrambling, Walsh modulation, quadrature spreading and baseband filtering was studied.
介绍了地面数字电视广播(DVB - T)发射端的内编码和内交织的硬件实现。
Hardware implementation of inner coding and inner interleaving at the transmitter end of terrestrial digital video broadcasting (DVB-T) are introduced.
并研究了用到的多种技术，主要涉及到DVB系统、A TM技术、交织技术、CRC编码技术。
I also studied some related technologies, such as DVB system, ATM technology, interleave technology, CRC code technology.
水印在嵌入前经过卷积编码和交织处理，以提高其抗误码能力。
The watermark is processed by convolutional encoding and interleaving before embedding, in order to improve the ability for overcoming error bit rate.
从几种不同差错控制方案的比较来看，采用分段编码和交织技术能有效地改善MB通信系统的性能。
Comparison of several different schemes of error control shows that the performance of MB communication systems can be effectively improved by using the technique of segmental coding and interleaving.
计算机仿真结果表明，RS编码和交织技术非常适合空间光通信信道，能大大降低系统的误码率。
The results of simulation show that RS coding and interleaving are fit for the channel of space laser communication, and can largely decrease bit error rate(BER).
编码结果的2个描述分别由相位图像和像素交织产生。
It creates 2 descriptions by phase mapping and pixel interleaving.
这些参数主要包括分量码、交织长度和交织器类型、迭代译码算法和译码迭代次数、编码速率以及信道条件等。
The parameters include generator polynomial of component codes, interleave length and the type of interleavers, iterative decoding algorithms and iteration number, code rates and channel models et al.
实验证明，选择交织bch编码能有效地降低误码率，从而提高系统的可靠性。
At last, make some experiments, which prove the interleaved BCH code can reduce the error-correction effectively.
为了解决这一问题就引出了BICM，它是将比特交织与编码调制技术相结合，结果表明可以得到在瑞利信道下更好的增益。
To solve this problem, BICM, which combines the bit interleaver and the coded modulation technology, is proposed. The results show that BICM can obtain more gain in Rayleigh channel.
内层包括删余卷积编码、位交织和符号交织。
Inner coding consists of punctured-convolution coding, bit interleaving and symbol interleaving.
论文重点研究了DVB - H系统中各个信道编码，包括伪随机码，RS码，压缩卷积码和内外交织的编解码算法。
Then it researches the different kinds of channel codec in DVB-H system, including pseudo random code, RS code, punctured convolutional code and interleaving.
论文重点研究了DVB - H系统中各个信道编码，包括伪随机码，RS码，压缩卷积码和内外交织的编解码算法。
Then it researches the different kinds of channel codec in DVB-H system, including pseudo random code, RS code, punctured convolutional code and interleaving.
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