The INSERT error transfers control to the exit handler for that SQLSTATE code. INSERT错误将控制转移到SQLSTATE代码的退出处理程序。
PPM-based error control code modulation in optical wireless communications 无线光通信中PPM的差错编码调制研究
We need choice appropriate real-time error control code in order to get low code error ratio in the process of the communication. 在通信过程中,为了要获得比较低的误码率,需要选择合适的实时差错控制方式。
This paper proposes a hiberarchy model of error control which is based on sharing watermark, Hamming code and majority voting. 提出了层次结构的差错控制水印模型。
Concatenated code is applied to ATM cell header as an error control solution. This paper analyzed the concatenated code combined BCH code with convolution code and concatenated code combined BCH code with Reed-Solomon ( RS) code. 同时分别对BCH码与卷积码构成的级联码和BCH码与里德&所罗门(RS)码构成的级联码进行了研究与比较。
Being an important linear block code in error control field, the Reed-Solomon ( RS) code has very strong correction abilities, so it is widely used in various of modern communication systems as to satisfy the reliability of data transmission channel 's. RS(Reed-Solomon)码是差错控制领域中一类重要的线性分组码,由于其具有很强的纠错能力,因而被广泛地应用于各种现代通信系统中,以满足对数据传输通道可靠性的要求。
This paper proposes a hybrid error control scheme suitable for wireless ATM systems, that is, voice telephone is protected by pure RS code, video and data are protected by truncated RS/ Type II hybrid ARQ protocol. 本文提出了一种适用于无线ATM系统的混合纠错方案:用RS码保护话音信号,用截短RS/混合Ⅱ型ARQ保护图像和数据。
Based on research of error control technology, In this thesis, we implement data packet's coding and decoding based on Reed-Solomon code through looking chart; and emulate the real-time error control systems that use error control methods of FEC and FEC/ ARQ. 在研究差错控制技术的基础上,使用查找表方法实现RS(里德索洛蒙)纠错码的编码和解码,并且模拟实现了FEC(前向纠错)和FEC/ARQ(重传反馈)两种实时差错控制系统。
As to the error control and data correction, the parity check and hamming code check solutions are provided also to guarantee the reliability of data transmission and improve the anti-jamming capability of the system. 在差错控制和数据纠错方式上,也提供了奇偶校验和汉明码校验的解决办法,以保证数据传输的可靠性,提高系统的抗干扰能力。
A Type of Error Control Code with Excellent BER Performance Turbo Code 一种性能优越的纠错码&Turbo码
A practical error control scheme for radio Half-duplex channel is presented and in this scheme an improved hybrid ARQ type ⅱ based on the shortened BCH ( 2m, m) code and interleave technique are employed. 介绍一种适用于无线半双工信道数据传输系统,旨在提高报文通过享的改进的混合二型ARQ差错控制方案。
The design of transmission-level error correction includes control transmission and batch transmission, and class protocol error correction includes Recovery processing, Sense Code processing and USB transmission reset. 类协议纠错设计包括Recovery纠错、SenseCode处理和电器规则重启。
Further more, by binding the watermark with the error control code, this new algorithm implements the function of blind-detection, extraction and recoverability, it also attains the goal of security control and tamper recovery. 并通过差错控制码的运用,对水印编码与差错码实施绑定,实现了对英文文本水印的盲提取、检测和恢复操作,达到了对水印文本进行安全控制和篡改恢复的目的。
Being simpler than other single-stage grouping codes that have the same parameter, the error control technique based on concatenated code is widely used in deep space with strong interference. 这种译码方法使得译码器的复杂性和计算量,大大低于有相同参数的其它单级分组码。所以在干扰很强的深空通信中,基于级联码的差错控制技术得到广泛的应用。
To overcome the disadvantages of error control in H.26L, this paper discusses a useful channel code, Reed-Solomon ( RS) Code. 针对H.26L在差错控制方面的不足,本文研究了一种实用的信道编码&Reed-Solomon(RS)码。
To solve the problem of code error rate during the communication of ring network, according to the characteristic of kinds of error control we use Automatic Repeat Request ( ARQ) which is one of error control methods to decrease error code. 环形网通信中为了解决通信中的误码率问题,同时根据不同差错控制法的特点,我们引入了反馈重发的差错控制方法。
A novel block convolutional code was designed for error control of fixes-length message. It has the advantages of pure block codes and convolutional code, with high transmission efficiency, low delay and high performance. 针对固定长度报文的差错控制,设计了一种新型分组卷积码,它结合了分组码和卷积码的优点,具有高传输效率、低时延及高可靠性的特点。
Secondly, we studied the Error Control technology of CDPD. We put the emphasis on the performance, design and implement of Error Correction Code, RS code. 其次,本文对CDPD的差错控制技术进行了研究和分析,着重研究了协议使用的纠错码&RS码的性能,并完成了RS码编解码模块的设计与开发。
For the error control coding, we focus on the convolutional code and the Reed Solomon ( RS) code. 对于差错控制编码,研究的中心集中在卷积码和RS码。
As one of the pop techniques in Error Control Coding under digital baseband processor of wireless communication systems, the convolution code technique base on Viterbi algorithm has been widely used. 作为无线通信系统数字基带处理中差错控制编码的热门技术之一,基于Viterbi算法译码的卷积码纠错技术已经得到了广泛的应用。