• 注意噪声带宽不必信号带宽相同

    Note that noise bandwidth isn't necessarily the same as signal bandwidth.

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  • 增加激光光源宽和减少信号带宽可以有效地提高载噪比

    Increasing spectrum linewidths of laser sources and reducing bandwidths of signals can enhance CNR effectively.

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  • 讨论通过信号带宽提高角度分辨率一般经验准则

    An empirical criterion on improvement of Angle resolution by pulse compression is also discussed.

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  • 新算法可实现最大载波获取范围整个信号带宽一半

    The maximum acquisition range can be up to one half of overall signal bandwidth.

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  • 由于信号带回波信号进行实时脉冲压缩处理是个技术难点

    Because of its wide bandwidth, real-time pulse compression of returned signal is always difficult.

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  • 推导了在直接序列扩频信号带宽等于频频间隔系统误码率公式

    The BER formula is derived when a DS spread spectrum signal bandwidth is equal to the FH slot spacing.

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  • 减小信号负载限制电位器信号带宽选择高端局间电阻设备

    To minimize loading on the signal source and not limit the potentiometer's signal bandwidth, you should select a device with a high end-to-end resistance;

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  • 一点如果电路增加通道或许将发生信号带宽增益剧增微小变化

    From this point, if you add channels to the circuit, a small variation in the signal bandwidth and gain peaking in circuit may occur.

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  • 另外电路工作较高信号带宽具有较大线性度动态范围

    It is also cascaded directly to make up high order filters, in addition to, these circuits can be operated under the higher signal bandwidth and have lager linearity and larger range of dynamic.

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  • 自适应技术中,天线相消增益随着信号带宽增加迅速下降

    Cancellation gain of antenna decreases rapidly with increasing of bandwidth of interference in adaptive side lobe cancellation.

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  • 进频率信号一种增大信号带宽代价来提高雷达距离分辨力宽带信号

    Steppedfrequency signal is a broad band signal which enhances range resolution of radar at the cost of increasing bandwidth.

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  • 得出结论:只有抽样信号最低抽样大于两倍信号带宽时,才能保证信号失真恢复。

    The conclusion is that only when the minimum sample rate is more than the double of the band of the signal, can the signal been resumed without distortion.

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  • 传统窄带阵列信号处理算法信号带宽十分敏感性能随着信号带宽增大迅速下降

    The traditional algorithm of narrow band array is sensitivity to the signal bandwidth. Its performance is declined while the bandwidth becomes larger.

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  • 该文研究机载火控雷达目标检测方法以及发射信号带宽对慢速目标的检测性能影响

    In this paper, slowly moving target detection for airborne fire-control radar and the effect of transmitting bandwidth are discussed.

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  • 通过分析提出了距离多普勒成像方法信号带宽、工作频率成像斜角之间存在特定关系

    The special relationship among signal bandwidth, center frequency and imaging squint angle in the Range-Doppler imaging algorithm and other methods is also presented in the Chapter 3.

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  • 软件天线技术能够在不改变信号带宽情况下提高通信系统容量一种前景下一代通信技术。

    Software antenna technology can increase capacity of wireless communication system greatly without extra bandwidth. Thus, it is a next generation wireless technology with bright prospect.

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  • 拉伸处理窄带滤波目标信号带宽大大降低数据采样大大降低,因此计算减小,利于工程实现

    The bandwidth of target signal after stretch processing and narrowband filtering, the data sample ratio and computing burden are reduced greatly and the method is easy for engineering implementation.

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  • 但是以往信道数字接收技术研究大部分集中单个信道处理没有考虑信号带宽出现跨信道问题

    But most of the previous studies for the channelized digital receiver only focused on the handling in a single channel, they didn't take into account the cross-channel problem.

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  • 这种关系表明雷达可用信号带宽有一定限制,随着工作频率下降成像斜角增大,可用的信号带宽变得越来越小。

    The relationship shows that the maximum bandwidth is limited for these algorithms and becomes narrow when the center frequency is lower and the imaging squint angle is larger.

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  • 该文通过R-D成像方法分析推导了在R-D成像方法下雷达工作频率信号带宽成像之间关系,并用计算机仿真进行了验证

    With the analysis of R-D algorithm, the relationship between the frequency of radar, the signal frequency width and the squint angle is deduced. The result is identified by computer simulation.

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  • 通过分析信号局部特性应用程序就可以增强影像或者找出删除多余信息节省内存带宽

    By analyzing local properties of the signal, the application could, for instance, sharpen frames of video, or look for redundant information that can be removed to save memory or bandwidth.

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  • 既然可用带宽数量信号能够传播距离之间存在固有平衡,那么,可用带宽越多信号就能够传播得更远

    Since there is an inherent trade-off between the amount of available bandwidth and the distance that a signal can travel, the more bandwidth is available, the farther a signal can travel.

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  • 因为WMTS没有多少带宽频谱预留重要信号(比如心跳呼吸)。

    Since the WMTS does not have a lot of bandwidth, this piece of spectrum is reserved for only the most important signals (such as heart rate and breathing) data.

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  • 数字图像之类带宽信息机器人接近城市通过手机信号传送。

    Higher bandwidth information, such as digital images, will be transmitted through cell-phone signals when the robot gets closer to population centers.

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  • 电视信号变为数字信号后,许多电视频率带宽闲置下来。因此一个渴望无线资源国家这些频带被引向移动接入应用可谓众望所归

    Many of the TV frequency bands have been vacated by TV's move to digital, so, in a country hungry for wireless resources, it was proposed that this spectrum get redirected to mobile access use.

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  • 实验结果表明研制的这种光纤声波传感器测量变压器传播声波信号具有比较灵敏度较宽带宽

    Test results indicate that the developed fiber optic acoustic sensors are capable of detecting the acoustic signals propagating in transformer oil with high sensitivity and wide bandwidth.

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  • 拥挤高频频段可用连续带宽比较基于连续信号体制的高频雷达生存能力受到严重威胁

    In the highly crowded HF band, available continuous bandwidth is very narrow, this threaten the viability of HF radar based on the continuous spectra signal system seriously.

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  • 带宽说明仪器某一频率范围响应时变信号能力

    Bandwidth describes the instrument's ability to respond to time varying signals over a range of frequencies.

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  • 数字频道带宽为19.39MHz,数字电视接收该频道信号并解码。

    The digital channel carries a 19.39-megabit-per-second stream of digital data that your digital TV receives and decodes.

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  • 这些情况下开关加入滤波器改变信号频率带宽或者发射DUT信号中消除有害频率的杂散信号

    In these cases, filters can be added to the switch to modify the signal frequency bandwidth, or spurious signals at unwanted fre quencies can be eliminated from the signal to the DUT.

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