The main function of Console is to configuration eight-channel data for digital channel simulator included downloading Bit Error, Chinese Fonts, Insert-interruption, and other functions to channel simulator.
控制台的主要功能是向数字信道模拟器配置8路信道的数据，还包括向信道模拟器下载误码数据，汉字字模，插入中断等功能。
This technique can improve the availability of frequency band, anti-jamming capability between codes, error correction and error bit rate. The coding formula of Turbo code is derived in PPM mode. The technique was simulated with Matlab software. The simulation result shows that this solution can reduce the bit error rate and improve the efficiency of the whole communication system.
此方法不仅能提高频带的利用率，也能提高码间抗干扰能力、纠错能力和降低误码率，并对PPM调制模式下的Turbo码译码公式进行了推导，最后利用Matlab软件实现了该技术的仿真，仿真结果表明：在紫外激光通信中采用PPM和Turbo统一调制编码的技术能进一步降低系统的效率和误码率。
Based on terminology used in WirelessMAN OFDMA PHY, channel coding consists of Randomization, Forward Error Correction, bit interleaving, and modulation.
IEEE 802在无线领域针对不同的市场需求和应用模式制订了不同的标准，如应用于PAN的IEEE 802.15标准、应用于无线局域网的IEEE 802.11标准。
In real application, we suggest that both bit error correction codes and symbol error correction codes are combined to protect the video streams, i. e., the channel bit errors are corrected first, then the VLC symbol error-correction method is used, which is an effective way to improve the video communication quality.
在实际应用研究中，将信道比特编码纠错和信源符号编码纠错结合起来，即首先通过信道比特编码纠错降低误码率，再对编码符号进行编码纠错，降低符号错误概率，研究表明这是一种十分有效的视频抗误码方法，能够显著改善视频图像的通信质量。
If we assume that we can tolerate errors of no more than 0.5 LSB, this calculation tells us that in a 16-bit SYSTEM with 10 V FS we must KEEP the total error to less than 76 pV, which is approximately equal to the thermo- ELECTRIC voltage in a nichrome wirewound RESISTOR with copper/nickel leads having about 2℃ temperature difference between its ends.
假设电路的噪声必须小于0.5LSB，按照前面的计算，这意味着在10V量程的电路中必须将噪声控制在76uV以下，而这个电压大致与线绕电阻的两个引脚间温差2C时的热噪声相当。
The analysis in this paper evaluates the bit error rate degradations due to imperfect channel estimation at the receiver.
分析本文评价了误码率退化由于不完善的信道估计在接收。
The simulation results show SC-FDE is an effective approach to combat ISI and reduce bit error rate.
仿真结果表明，频域均衡技术能够很好的对抗码间干扰，降低误码率。
Considering the pointing errors of transmitter and receiver, a model for optimizing optically preamplified satellite optical communication systems are established according to average bit error rate or burst error rate, and the optimal antenna parameters are given.
同时考虑发射机、接收机的瞄准误差，建立了前置光放大接收卫星激光通信系统链路的优化模型，根据该模型可按平均误码率或突发误码率要求对通信系统天线参数进行优化设计，给出了光学天线的最优参数。
Based on this optical label swapping system, several main parts are studied in the paper including the influence of MZM extinction ratio, SOA`s insert current, input power of receiver module, pumping power, and probing power on bit error rate and relationship between wavelength conversion and conversion efficiency.
研究表明，不同因素对误码率的影响是相互制约的，要全面提高光标记系统的性能，必须综合考虑各方面的因素。所以存在最佳的MZM消光比、半导体光放大器偏置电流、泵浦功率、探测功率使得误码率最小。另一方面，当探测光波长接近泵浦光波长的时候，转换功率达到最大值。
Is generally believed that the leakage is between the impeller shaft lock locking the mother did not, in fact, lead to inter-axis leakage are many factors, such as inter-axle pad failure, migration, inter-axis, there are impurities, with the sleeve axis and there is a larger form bit error, the contact surface damage, shaft gap between the parts, the first thread is too long axis, such as inter-axis will lead to leakage.
一般认为，轴间泄漏就是叶轮锁母没锁紧，其实导致轴间泄漏的因素较多，如轴间垫失效，偏移，轴间内有杂质，轴与轴套配合处有较大的形位误差，接触面破坏，轴上各部件间有间隙，轴头螺纹过长等都会导致轴间泄漏。
Is generally believed that the leakage is between the impeller shaft lock locking the mother did not, in fact, lead to inter-axis leakage are many factors, such as inter-axle pad failure, migration, inter-axis, there are impurities, shaft and sleeve with the Department has a larger shape bit error, contact surface damage, shaft there is gap between the various components, the first threaded shaft is too long and so will lead to leakage between shaft.
因为静环在静环座中长时间处于静止状态，使聚合物和杂质沉积为一体，起到了较好的密封作用。
In this paper, an efficient table look-up method is proposed by using the relationship among bit-error-rate, bits and signal-to-noise.
本文利用多载波通信系统的误码率、比特位数与信噪比之间的关系提出了性能良好的快速表查询法。
Survey the bit error rate performance of S-CDMA and A-CDMA using 7 rank gold code under three different modulation schemes, BPSK, QPSK and 16QAM through computer simulation and give some important result. Present the SCDMA upstream schemes. Analyze their channel capacity and summarize the parameters of physical dependent layer.
分析了扩频序列及S-CDMA和A-CDMA的性能，采用Gold码作为码分扩频序列，通过计算机仿真得到S-CDMA及A-CDMA在三种不同调制方式，BPSK、QPSK、16QAM下的误比特性能，给出了一些重要结论。
The CRC error detection algorithm combined with RS code is utilized to correct random and burst errors, and thereby to improve the bit error rate performance. In techniques of spread spectrum, M sequences are used to improve the anti-jamming capability of system. In addition, it is also good for making a decision about synchronization. Soft spread spectrum technique is used in this system by using Walsh sequence. The raised cosine pulse shaping filter is adopted to confine the signal spectrum through which inter-symbol interference is eliminated. We propose using correlation test technique to achieve synchronization acquisition. Rake receiver is used to reinforce the ability of anti-multi-path and anti-fade.
在发送端，我们采用CRC与RS码相结合的纠检错技术，增强了系统纠正随机错误和突发错误的能力，改善了系统的误码性能；扩频技术中采用M序列作为伪随机码，增强了系统抗干扰能力，有利于捕获阶段系统的正确同步；在本系统中我们选用Walsh序列来实现多进制扩频；采用升余弦滤波器技术，限制了信号的频谱，同时保证无码间串扰传输；接收端则采用相关检测技术实现信号的同步捕获；加入Rake接收技术，增强了系统抗多径、抗衰落的能力。
The novel modulation can achieve low bit error rate as UST signals and be exploited in multi-rate data communication.
可以较低的复杂度分别解调出酉空时信号和DPSK信号，不仅保持了UST信号低误比特率的优点，并可适用于多种速率并行传输的无线数据通信。
So the aim of this paper is to offer an error correct model which is to correct bit error under wireless environment to enhance error resilience of real-time video transmission in order to provide better transmission quality.
本文主要阐述在高误码率的无线信道传输条件下如何通过纠正传输中的比特错误来提高实时视频流业务的抗误码能力由此提高传输质量。
A typical SOA FWM model is presented. And we propose all-optical bit error monitoring system based on the FWM model. The BEMS is realized by cascaded SOAs, which implement logic NOT and logic AND, respectively. The results show this scheme is competent for 40Gbit/s RZ format and 10Gbit/s NRZ format.
首先给出了SOA的FWM理论模型，然后根据该模型从理论上提出并模拟了一种全光比特误码检测器，该器件是利用两级级联的SOA的逻辑NOT门和AND门来完成的，结果表明该方案对于40Gbit/s的RZ信号和10Gbit/s的NRZ信号均能胜任。
Simulation shows that at a bit error probability of 10^(-7) the suggested codes gain 3~6 dB over uncoded transmission.
仿真结果显示当误码率为10^(-7)时，其编码增益相对于未编码增加了3至6dB。
Furthermore, the transmitting filter embedded in the digital-to-analog converter and the receiving filter embedded in the analog-to-digital converter also affect PAPR, bit error rate, and the required oversampling factor.
除此之外，也可以发现嵌置在数位类比转换器中的传输滤波器，以及嵌置在类比数位转换器中的接收滤波器都会影响峰均比、位元错误率、以及所需的过度取样因子。
Based on the analysis of bit error rate lower bound for the ORC technique of the MC-CDMA systems downlink in the frequency nonselective Rayleigh fading channel, an enhanced ORC technique that omits the weakest subcarrier(the subcarrier with the smallest channel fading factor) is proposed.
本文基于对频率非选择性Rayleigh衰落信道中采用ORC技术的MC-CDMA系统下行链路误码率下边界的分析，提出了忽略最弱子载波(信道衰减系数最小的子载波)的改进ORC检测方案。