注意，噪声带宽不必与信号带宽相同。
Note that noise bandwidth isn't necessarily the same as signal bandwidth.
增加激光光源谱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.
讨论了通过信号带宽提高角度脉压分辨率的一般经验准则。
An empirical criterion on improvement of Angle resolution by pulse compression is also discussed.
新算法可实现的最大载波频偏获取范围是整个信号带宽的一半。
The maximum acquisition range can be up to one half of overall signal bandwidth.
由于其信号带宽宽，对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.
推导了在直接序列扩频信号带宽等于跳频频隙间隔时系统的误码率公式。
The BER formula is derived when a DS spread spectrum signal bandwidth is equal to the FH slot spacing.
为减小信号源负载和不限制电位器信号带宽，应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;
从这一点，如果电路增加通道，或许将发生信号带宽和增益剧增的微小变化。
From this point, if you add channels to the circuit, a small variation in the signal bandwidth and gain peaking in circuit may occur.
另外，该电路也可工作在较高的信号带宽下，具有较大的线性度和动态范围。
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.
在自适应旁瓣相消技术中，天线的相消增益会随着信号带宽的增加而迅速下降。
Cancellation gain of antenna decreases rapidly with increasing of bandwidth of interference in adaptive side lobe cancellation.
步进频率信号是一种以增大信号带宽为代价来提高雷达距离分辨力的宽带信号。
Steppedfrequency signal is a broad band signal which enhances range resolution of radar at the cost of increasing bandwidth.
得出结论：只有抽样信号最低抽样率大于两倍信号带宽时，才能保证信号的无失真恢复。
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.
传统的窄带阵列信号处理算法对信号的带宽十分敏感，其性能随着信号带宽的增大而迅速下降。
The traditional algorithm of narrow band array is sensitivity to the signal bandwidth. Its performance is declined while the bandwidth becomes larger.
该文研究机载火控雷达对慢速目标的检测方法以及发射信号带宽对慢速目标的检测性能的影响。
In this paper, slowly moving target detection for airborne fire-control radar and the effect of transmitting bandwidth are discussed.
本章通过分析提出了距离多普勒等成像方法中信号带宽、工作频率和成像斜角之间存在的特定关系。
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.
软件天线技术能够在不改变信号带宽的情况下提高通信系统的容量，是一种很有前景的下一代通信技术。
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.
经拉伸处理和窄带滤波的目标信号带宽大大降低，数据采样率也大大降低，因此计算量减小，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.
但是以往的信道化数字接收技术的研究大部分集中在单个信道的处理上，并没有考虑到信号带宽出现跨信道的问题。
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.
这种关系表明雷达可用的信号带宽是有一定限制的，随着工作频率的下降和成像斜角的增大，可用的信号带宽会变得越来越小。
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.
该文通过对R-D成像方法的分析，推导了在R-D成像方法下雷达工作频率，信号带宽与成像角之间的关系，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.
通过分析信号的局部特性，应用程序就可以增强影像或者找出并删除多余的信息来节省内存或带宽。
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.
既然在可用带宽数量与信号能够传播的距离之间存在固有的平衡，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.
因为WMTS没有多少带宽，这段频谱只预留给最重要的信号(比如心跳和呼吸)。
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.
数字图像之类的高带宽信息，则由机器人在接近城市时通过手机信号传送。
Higher bandwidth information, such as digital images, will be transmitted through cell-phone signals when the robot gets closer to population centers.
当电视信号变为数字信号后，许多电视的频率带宽都被闲置下来。因此，在一个渴望无线资源的国家，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.
实验结果表明研制的这种光纤声波传感器测量变压器油中传播的声波信号具有比较高的灵敏度和较宽的带宽。
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.
在拥挤的高频频段，可用的连续带宽比较窄，基于连续谱信号体制的高频雷达的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.
带宽说明了仪器在某一频率范围内响应时变信号的能力。
Bandwidth describes the instrument's ability to respond to time varying signals over a range of frequencies.
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.
在这些情况下，可向开关加入滤波器来改变信号的频率带宽，或者从发射到DUT的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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