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程序为电子式卡座软体,采用谷林机芯.带按键,遥控,有快进,快退,选听,复听,选曲,录音,暂停功能.功能全面.以及自动纠错功能.已量产上万.特上传分享-Procedures for the electronic card connector software using Lin Gu movement. With keys, remote control, a fast-forward, rewind, choose to listen to, rehabilitation of listenin
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HARQ程序,其中包括CRC检错、前向纠错、反馈重传等-HARQ process, including the CRC error detection, forward error correction, feedback, retransmission, etc.
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Study of LDPC Codes
This paper is a brief study of a specific type of forward error correction code known as low density parity check code. We also study its decoding technique which makes it suitable for transmitting a message over a noisy transmi
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Viterbi decoder is used for decoding data encoded using Convolution Forward
Error Correction codes or data that suffers inter-symbol interference. They occur in a
large proportion of digital transmission. Viterbi decoders employed in digital wire
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Coded modulation (CM) is the combination of forward
error correction (FEC) and multilevel constellations. Coherent
optical communication systems result in a four-dimensional
(4D) signal space, which naturally leads to 4D-CM transceivers.
A pr
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Coded modulation (CM) is the combination of forward
error correction (FEC) and multilevel constellations. Coherent
optical communication systems result in a four-dimensional
(4D) signal space, which naturally leads to 4D-CM transceivers.
A pr
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Coded modulation (CM) is the combination of forward
error correction (FEC) and multilevel constellations. Coherent
optical communication systems result in a four-dimensional
(4D) signal space, which naturally leads to 4D-CM transceivers.
A pr
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Low-density parity-check (LDPC) codes are forward error-correction codes,
first proposed in the 1962 PhD thesis of Gallager at MIT. At the time, their
incredible potential remained undiscovered due to the computational demands
of simulation in
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卷积码是一种重要的前向纠错信道编码方式,其纠错性能常常优于分组码,且(2,1,7)卷积码已应用于现代卫星通信系统中。Viterbi译码算法能最大限度地发挥卷积码的优异性能。这里采用Verilog HDL语言设计出(2,1,7)卷积码的编码器模块和基于Viterbi算法的译码器模块,译码器采用全并行结构,译码速度快-Convolutional code is an important forward error correction channel coding method, and
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前向纠错也叫前向纠错码(Forward Error Correction,简称FEC),是增加数据通讯可信度的方法。在单向通讯信道中,一旦错误被发现,其接收器将无权再请求传输。-Former FEC also called FEC (Forward Error Correction, referred FEC), it is to increase the reliability of data communication method. In one-way communication cha
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本总体方案完成国标GB20600-2006数字电视地面广播传输系统基带部分功能。 输入数据码流经过扰码器(随机化)、前向纠错编码(FEC),然后进行比特流到符号流的星座映射,再进行交织后形成基本数据块,基本数据块与系统信息组合(复用)后并经过帧体数据处理形成帧体,帧体与相应的帧头(PN序列)复接为信号帧(组帧),经过基带后处理转换为输出信号(8MHz带宽内)。该信号经变频转换为射频信号(UHF和VHF频段范围内)。用C程序设计了图形交互界面,可以在界面上直接设置调制参数。-The overall
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min sum decoding output figure for forward error correction block codes
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Raptor Forward Error Correction Scheme for Object Delivery (http://www.ietf.org/rfc/rfc5053.txt)
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RS码又称里所码,即Reed-solomon codes,是一种前向纠错的信道编码,对由校正过采样数据所产生的多项式有效。当接收器正确的收到足够的点后,它就可以恢复原来的多项式,即使接收到的多项式上有很多点被噪声干扰失真。-RS code, also known as the code, that is, codes Reed-solomon, is a forward error correction of the channel coding, the data generated by t
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前向纠错编码,基于Vc,能够实现1位纠错,检错2位码-Forward error correction coding, based on the Vc, can realize one error correction, error detection two yards
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forward error correction program performance algorithms for use()
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forward error correction program performance algorithms for use()
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This document specifies a payload format for generic Forward Error
Correction (FEC) for media data encapsulated in RTP. It is based on
the exclusive-or (parity) operation
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基于WiFi 802.11a协议的无线通信系统的开发
端到端的802.11a的物理层,自适应调制,前向纠错码,ofdm传输,高斯白信道仿真
Viterbi解码等(End-to-end 802.11a physical layer
* All mandatory and optional data rates: 6, 9, 12, 18, 24, 36, 48, and 54 Mb/s
* BPSK, QPSK, 16-QAM, 64-QAM modulations
* Forwa
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forward error correction program performance algorithms for use()
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