编码协作是无线通信中一种新的用户协作技术，它通过信道编码的方式来达到协作。
Code cooperation is a kind of new user cooperation scheme for wireless communications, where cooperation is achieved through channel coding methods.
主要获得以下几方面的成果：1、提出了一种信源-信道联合编码调制的方案。
The mainly work is described as follows:1, A joint source-channel coding and modulation scheme is presented.
文章提出了一个在容易出错的信道上传输SPIHT编码图像的新算法。
This paper presents a novel algorithm for transmitting SPIHT coded images over error-prone channel.
本文全面介绍了多元接入信道的编码问题。
The coding problems of the multiple access channels are described in this paper.
通常，一个给定的语音样本通过语音信道，在编码，分组，传送和解码过程中会遭到不同类型的损伤。
Generally, a given speech sample is played over the speech path, where it presumably undergoes various types of impairments during encoding, packetization, transmission, and decoding.
完成信道外编码的FPGA实现与验证。
在丢包信道中传输子波编码图像时，存在图像重构问题。
Transmission of wavelet coded images over lossy packet networks presents an image reconstruction problem.
高速光纤通信系统的研究是当前光通信领域的一大热点，信道编码技术是其中的一项关键技术。
The research of high speed transmission system is a hot topic in the optical communication field and one of the key technologies is channel coding.
迭代译码思想和基于概率的软译码方法改变了信道编码技术的研究思想。
Iterative decoding thoughts and soft decoding methods based on probability changed the study perspective of channel codes.
由于采用了这种前向差错控制（FEC）信道编码技术，使得CDMA系统具有了较好的抗远近效应性能。
The CDMA system attains the better performance of resisting near-far effective because of employing this forward error control (FEC) channel coding technology.
本论文主要是对远程水声通信的信道编码技术进行研究。
In thesis, the channel coding technique suitable for long range underwater communication is researched.
最后对不同编码方法在不同信道环境下做了误码率性能的比较分析。
At last, the code error rate performances in different coding method and different channel environment are analyzed and compared.
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.
比较目前几种信息隐藏技术，提出了一种基于自适应量化索引调制(AQIM)与信道编码实现信息隐藏通信的新方法。
In this paper, we present a novel covert communication technique based on adaptive quantization index modulation (AQIM) and channel coding via the comparison of several existing ones.
信道编码是提高通信的可靠性的必要手段。
Channel coding is a fundamental method to improve the communication reliability.
为了保证信息传输的安全性，往往在数据通信的信道编码中进行加密处理，在收方进行解密处理。
In order to ensure information transmission security, encrypt and decrypt was used in channel coding and decoding of data communication.
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.
同时介绍了常用信道编码。
空时编码是最近提出的使用多个天线应用于瑞利衰落信道的编码技术。
Space- time block codes are code technologies which provide a new paradigm for transmitting over Rayleigh fading channels using multiple antennas.
信道编码为混合纠错（HEC）方式。
空时编码采用多发送天线设计信道编码，联合考虑分集、编码与调制，从而提高信号在无线衰落信道中传输的可靠性。
The design of channel codes for improving the reliability of communications over fading channel using multiple transmit antennas is considered.
在图像通信应用中，在无信道编码的情况下，用MDC方法可适应传输条件恶劣的信道，尤其是无线信道和网络信道。
MDC scheme is well suited to the channels which transmission conditions are very poor for image communication without channel coding, especially for networks and wireless channels.
由于传输环境的剧烈变化，移动通信系统不能工作在最佳的信源编码速率和信道编码速率。
Due to the intense change of the transmission environment, the mobile communication system can not work in the optimal source coding rate and channel coding rate.
在信道编码部分采用了卷积编码。
本文主要对应用于深空信道编码的RS码进行了研究。
This work mainly investigates the RS codes in the deep space communication.
联合信源信道编码技术在变信道下的传输速率可接近理论极限，因此在未来多媒体通信中有很好的应用前景。
Joint source-channel coding (JSCC), which can approach the theoretical limit of transmission rates with varying channels, has a splendid application future in multimedia services.
因而，汉语在传输时，可以更好地解决信道传输、语言信息的最佳编码问题，从而提高信道的质量。
So when transmitting, Chinese can solve the question of channel transmission and the optimum coding of linguistic information better, and improve the quality of channel.
本文主要介绍了作者在信源信道联合编码(JSCC)方面所进行的一些研究工作。
This paper is mainly about my research on joint source-channel coding (JSCC).
本文主要介绍了作者在信源信道联合编码(JSCC)方面所进行的一些研究工作。
This paper is mainly about my research on joint source-channel coding (JSCC).
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