This paper proposes a joint source-channel decoding based on the VLC and LDPC codes.
提出了一种基于VLC和LDPC的联合信源信道译码算法。
The invention relates to a joint source-channel decoding method, belonging to the communication coding and decoding field.
本发明涉及通信编译码领域的一种联合信源信道译码方法。
The channel decoding performance is improved with channel encoding error-correcting by using Low Density Parity-check codes (LDPC) codes.
结合低密度奇偶校验码进行信道编码纠错，提高了信道译码性能。
American digital video transmission standard for cable Television was introduced and a software method was illuminated to implement channel decoding by DSP technology.
介绍了美国数字有线电视传输标准以及一种采用DSP技术进行软件信道解码的方法，给出了所用关键技术和实现算法。
The technique combining MAP-based multi-user detection (MUD) with channel decoding can greatly improve performance and capacity of broadband CDMA mobile communication systems.
联合MAP多用户检测与信道解码的迭代多用户检测(MUD)技术可显著提高宽带移动CD MA系统的容量和性能。
This paper introduces a method of hardware implementation in channel decoding, giving an emphasis on the decoding of punctured code and synchronization module following Viterbi decoder.
文中提出了信道译码硬件实现的一种方案，解决了其中删节码的解码和Viterbi译码后同步等难题。
Iterative decoding thoughts and soft decoding methods based on probability changed the study perspective of channel codes.
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。
This algorithm serves particularly for decoding of the concatenated RS codes in combinatory channel with serious disturbance.
该算法特别适用于干扰严重的组合信道中级连r S码的译码。
As a necessary input parameter for MAP decoding algorithm, SNR was normally obtained from the channel estimation unit.
作为MAP译码算法的必要参数，信噪比通常通过信道估计单元得到。
Compared to the traditional decoding algorithms, the proposed scheme is no need to estimate the correlation matrix of the channel and pre-code at the transmitter, and its coding complexity is reduced.
与传统解码的算法不同，该算法无需在发送端进行信道相关矩阵的估计和预编码，降低了发送端的编码复杂度。
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.
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。
Error control can be done in any step such as prediction, transform, quantization, VLC, bitstream syntax structure, channel coding, decoding and etc.
差错控制可以在信源编码和信道编码的各个环节进行，如：预测、变换、量化、可变长编码、比特流结构、复用以及解码等。
Comparing with the traditional algorithms, antenna correlated parameters are introduced in channel estimation and the process of decoding, and transmission performance is improved.
新算法较传统方案，在信道估计和空时译码过程中引入收发天线相关参数，消除了天线互扰对接收性能的影响，提高了传输性能。
The software algorithms are realized in host CPU, including channel parameters estimation, bit allocation, equalization, echo cancellation, FFT, IFFT, encoding, decoding, etc.
其中软件算法部分全部在主机CPU中实现，其中包括信道初始化，比特分配策略，符号同步，信道均衡，回波抵消，编码解码，FFT和IFFT等等。
The result presents that when LAS-CDMA system using 16QAM modulation under AWGN channel, the error probability of sphere decoding goes to theory error probability of ML algorithm.
介绍了球译码算法的工作原理，给出了算法流程；研究结果表明AWGN信道下LAS-CDMA系统使用16QAM调制时，球译码算法差错率趋近于使用基于ML算法的理论差错概率。
Channel estimation and tracking in time-varying MIMO wireless communication systems play a key role in detecting, decoding and recovering the transmitted ingormation at receiver side.
对时变多输入多输出（MIMO）信道的估计和跟踪是实现MIMO系统接收端准确检测、解码等的前提。
Communication process model shown below, which includes seven elements sender, message, coding, channel, receiver, decoding and feedback.
沟经过程板型如下所述图所示，它涵盖信息送出者、信息、编码、通道、接收者、解码、反馈等七个要素。
This paper gives a brief description of the design principles of a PCM multiplex terminal for fibre-optic communication, namely, speech channel, timing, synchronization, coding decoding and format.
本文扼要的介绍了脉冲编码传输设备的原理，其中包括有话路、定时、同步、编译码和帧结构。
On the receiver side, when the reception quality is above a threshold necessary to carry out a successful decoding of the main channel the main channel is reproduced.
在接收机侧，当接收质量高于对主信道进行成功解码所需要的阈值时，再现主信道。
However, the signal in the digital channel has distorted so that the general decoding method fails to generate the correct signals.
然而时统信号在通过数字信道传输后却会产生畸变，使其在普通解码时会产生各种误差而使测控数据无法使用。
We perform pixel level online estimation of virtual channel model parameters at decoder, and propose a new SI generation scheme with iterative decoding witch USES a partially decoded frame.
论文在解码侧对虚信道参数进行像素级在线估计，并提出一种利用部分解码帧迭代生成边信息的方案提高边信息的质量。
The medium and channel will also exert impact upon the truth value of decoding.
符号的中介与渠道也会影响到符解的真值。
Implement the channel out-decoding based on FPGA.
完成通道二倍插值滤波器的FPGA实现与验证。
In a joint source-channel iterative decoder, the source variable length decoding adopts the lower complexity variable length decoding algorithm based on the twist braid grid to decode.
在联合信源信道迭代译码器中，信源变长译码采用基于麻花辫网格的低复杂度变长译码算法进行译码。
Video, signal processing, image storing, encoding and decoding techniques are used for time-share analog switching and splicing of multi-channel video signals.
本发明采用视频技术、信号处理技术、图象存贮技术及编解码技术等对多路视频信号作时分模拟切换与拼接。
The third Generation mobile communication system includes highly effective channel encoding-decoding, software radio, smart antenna, multi-user detection and interference cancellation etc.
第三代移动通信系统的关键技术包括高效信道编译码技术、软件无线电技术、智能天线技术、多用检测和干扰消除技术等。
Such high data rate makes it challenging for channel coding design. The error correction coding for LTE should involve both the characteristics of low decoding complexity and good performance.
为了实现实时可靠通信，LTE的纠错编码要求具有：复杂度低、码字随机性好等特点。
Such high data rate makes it challenging for channel coding design. The error correction coding for LTE should involve both the characteristics of low decoding complexity and good performance.
为了实现实时可靠通信，LTE的纠错编码要求具有：复杂度低、码字随机性好等特点。
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