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Keywords Region of interest （ROI）;Wireless channel modeling;Hidden Markov Model;Forward error correction （FEC）;Auto retransmission request （ARQ）;Distortion Analysis;Joint source channel coding; 感兴趣区;无线信道建模;隐马尔可夫模型;前向错误纠正;自动重传请求;失真分析;信源信道联合编码;
Hybrid ARQ technology is the combination of FEC (forward error correction) and ARQ (automatic repeat request). 混合ARQ(HARQ)技术是前向纠错和检错重发方式的结合。
This dissertation researches the arithmetic and the circuit implementation of Forward Error Correction (FEC) in digital audio wireless transmission. 本文研究数字音频无线传输中的前向纠错(FEC)算法和电路的设计及实现。
So far there are two kinds of technique used for error control: FEC (Forward Error Correction) and ARQ (Automatic Repeat Request). 迄今为止,有两种主要的差错控制机制:前向纠错编码(FEC,Forward Error Correction)和自动重传请求(ARQ,Automatic Repeat Request)。
On the basis of deeply analyzing algorithm of forward error correction (FEC),the repairing algorithm that is suitable for MPEG-1 video and audio is proposed. 此外，通过前向纠错算法的引入，和视频补偿技术相结合，得到了更适于MPEG-1视频和音频数据的丢包修复算法。
The reliability of data transmission in wirless communication system is improved using HARQ scheme with Automatic Repest Request(ARQ) and Forward Error Correction(FEC). 为了使无线通信系统中数据的传输快速可靠,需要采用自动重发请求(ARQ)和前向纠错码(FEC)相结合的混合自动重发请求(HARQ)技术。
In communication over wireless channels, which usually suffer from serious fading, forward error correction (FEC) and diversity techniques have become indispensable. 现今随著科技的迅速发展下，无线通讯已成为行动通讯的一大热门议题。
Based on the error recovery technology and forward error correction coding in Internet, the performance of a reliable multicast protocol using FEC was investigated. 该方法采用纠错编码支持向量机的多类分类技术,降低了经验风险,能对误差进行自动修正,有效地提高了识别率和识别速度。
This paper presents a method for the effective transmission of H.264 video over wireless networks, in which Intra-updating, interleaved forward error correction (FEC) and error concealment are used. 摘要论述了H.;264视频编码数据在无线网络上的有效传输，综合运用了帧内更新，交织的前向纠错(FEC)和错误隐藏技术。
Bluetooth provides two techniques to handle link level transmission errors: Automatic Repeat reQuest (ARQ) and Forward Error Correction (FEC). 蓝牙提供了两种技术用来处理链路层的传输错误 :自动请求重发和前向纠错方案 .
Both averaged transmitted-reference (ATR) modulation technique and forward error correction (FEC) coding technique can improve the performance of Ultra-wideband (UWB) autocorrelation receiver by adding some redundant signals. 平均发射参考(ATR)调制技术和前向纠错(FEC)编码技术都能通过增加冗余信号改善超宽带(UWB)自相关接收机的检测性能。
Concatenated forward error correction code in DWDM systems[J]. 引用该论文袁建国;蒋泽;毛幼菊;叶文伟;王巍.
The present Recommendation is primarily concerned with the implementation of a Forward Error Correction (FEC) function in the multigigabit-per-second optical fibre submarine cable systems. 本建议主要是与在每秒多字节光纤海底电缆系统中的向前纠错(FEC)功能的执行相关。
Forward error correcting techniques (FEC) has become one of the key techniques in high-speed and long distance optic-fiber communications. 前向纠错码(FEC)技术是高速长距离光纤通信中的关键技术之一;使用ITU-T G.
forward error correction (FEC) code 前向纠错（FEC）码
forward error correction(FEC) code type 前向纠错（FEC）码型
The wireless data transmission module uses FSK modulation and forward error correction coding. 无线数传模块基于FSK调制，采用高效前向纠错信道编码技术；
Current OFDM systems reduce this performance loss by incorporating powerful forward error correction coding with very long interleaving. 针对信道频谱零点带来的性能恶化问题，现有的OFDM系统采用信道编码和交织来恢复丢失的数据。
As a combination of Auto-Repeat-reQuest and Forward Error Correction, Hybrid ARQ provides the advantages of both and is suitable to be used in instable channels. 自动请求重传(ARQ)与前向纠错(FEC)相结合产生了混合ARQ 技术,它集中了两种技术的优点,适合在无线环境中应用。
In chinese national standard for Digital Multimedia Terrestrial Broadcasting（DMB-T），QC irregular LDPC code is used as forward error correction coding. 摘要在我国的数字电视广播地面传输标准DMB-T中，使用了准循环非规则LDPC码作为前向纠错编码。