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- 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.
- 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。
- 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;
- 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)。
- 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。
- 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。
- 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。
- 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。
- In fading and shadowing channels,error control techniques are used for the reliable transmission. As a combination of forward error correction and automatic repeat request(ARQ),Hybrid ARQ(HARQ) protocol provides both of the advantages. 为了保证数据在无线衰落信道条件下的可靠传输,产生了联合前向纠错编码(FEC)与自动请求重传(ARQ)的混合ARQ(HARQ)技术。
- Secondly, it introduces the frequency selection, EMC(Electromagnetic Compatibility), the basic generation theory and modulation of the third civil signal(L5 signal), including LS ranging code, Forward Error Correction, QPSK modulation and Neuman. 其次,介绍了其信号的频段选择、电磁兼容性及其调制和产生的基本原理,包括L5测距码、卷积码、QPSK调制以及Neuman.
- 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。
- The use of TDS-OFDM multi-carrier modulation techniques, forward error correction coding techniques such as advanced technology, reliable solution to the multi-path interference and other issues. 采用TDS-OFDM多载波调制技术,前向纠错编码技术等先进技术,可靠解决了多径干扰等问题。
- 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.