还提供了用于导航信号的局部干扰的各种方法。
Various approaches to localized jamming of navigation signals are further provided.
一种向飞机发送特殊导航信号的无线电传送装置。
A radio transmitter that emits a characteristic guidance signal for aircraft.
将干扰突发串配置成在操作区域中基本上屏蔽导航信号。
The jamming bursts are configured to substantially mask the navigation signal in the area of operations.
卫星导航信号质量监测是卫星导航系统设计和运行过程中的重要环节。
Satellite navigation signal qualities measuring is the important work in the design and operation of the satellite navigation system.
实现区域快速无源导航定位,需要至少四个伪卫星站提供的导航信号。
To bring about local navigation and position, it at least requires navigation signals from four pseudo satellite stations.
采用载波相位观测的GPS导航模式中,导航信号失锁的现象经常发生。
Tte phenomena of lock-lose occur frequently in GPS navigation based on carrier phases.
这颗由SSTL建造的卫星曾经在2006年一月实现了几乎不间断的广播导航信号。
The satellite, which was built by SSTL, has been broadcasting navigation signals almost continuously since January 2006.
针对不同的卫星导航信号,该前端电路的频率和信道带宽都可以容易地更改。
The frequency and bandwidth of the front-end circuit can be changed easily according to different satellite navigation signals.
研究结果表明,BOC信号具有比传统扩频调制导航信号更强的抗干扰能力。
The result shows that BOC signals have a smaller effect on interference than that of the classical spread spectrum navigation ones.
增发更多的导航信号,加强与其他卫星导航系统的兼容与互操作,为全球用户提供更好的服务。
It will broadcast additional navigation signals, and enhance the compatibility and interoperability with other navigation satellite systems, so as to provide better services for global users.
在GPS广域差分系统中,参考站需要进行高精度导航信号监测接收,并获得良好的伪距观测数据。
The reference station needs to monitor and receive the high-accuracy navigation signal in the wide area DGPS, and to get more accuracy data of pseudo-range observation.
更要命的是,由于美国独占该系统的拥有权,一旦发生涉及自身的军事冲突,美国必然切断导航信号供应。
What is worse, as an American preserve the system of ownership, once involving their own military conflicts, the United States is bound to cut off the supply of navigation signals.
因此,研究高轨环境下微弱导航信号的捕获是极其重要的,它是解决高轨卫星星载GPS应用中的一个关键技术。
So it is important to study the acquisition of weak navigational signal in geostationary orbit environments, and it is a key technique to the application of GPS onboard GEO.
针对高轨环境下导航星可见性差,信号功率低的情况,提出了一种提高导航信号捕获能力的方法,并在理论上进行了分析论证。
For the poor visibility of the navigational satellites and the low power of the signal, the paper proposes a new way to improve the GEO's acquisitive performance and validates the method in theory.
仿真结果表明,在保证信号跟踪性能的前提下,卫星导航信号采用MSK调制时的非线性和兼容性优于同参数下的QPSK调制。
Finally the simulation results show that the nonlinear performance and compatibility of MSK modulated navigation signals are better than QPSK modulated signals, ensuring the code tracking performance.
深入分析空时处理对导航信号的影响,指出空时处理可以可靠地应用于导航接收机抗干扰中,但要选取合适的最优准则和约束条件,使空时信号处理保持线性相位。
The important issue is analyzed. It is pointed out that STAP could apply to anti-jamming reliably in appropriate optimal criterions and constraints which make navigation signals remain linear phase.
由于射频信号可能会干扰某些电子医疗装置和导航系统,在医院里和飞机上通常禁止使用移动电话。
Mobile phones are often prohibited in hospitals and on airplanes, as the radiofrequency signals may interfere with certain electro-medical devices and navigation systems.
智能显示器通过雷达信号提供导航服务并接收防撞信息,同时,该显示器还可以与海军电子图显示和信息系统(ECDIS-N)一同使用。
The smart displays provide navigation and collision avoidance visualization from the radar sources and are used together with the Electronic Chart Display and Information System-Navy (ECDIS-N).
高速前进时它难以识别用于导航的声纳信号。
High speeds can make it hard to decipher the sonar signals used for guidance.
除非常快的速度、极佳的声音质量和效果很棒的手机信号外,droid还提供了Android 2.0的新导航软件。
In addition to great speed, great audio and great cell signal, the droid offers Android 2.0's new navigation software.
另外一些软件则无需占用很少资源,因为它们在漫游过程中随时下载,但是这需要用户具备良好的手机或者Wi-Fi无线信号,至少在导航开始的时候。
Others are much slimmer, because they download the apps on the fly, but these require you to have good cellular or Wi-Fi coverage at least at the start of a navigation session.
“收获者”执行飞行作战任务时,导航员既失去了对无人机的“实际控制”,也不能与遥控飞机建立联系并发送控制输入信号。
The Reaper was flying a combat mission when operators lost "positive control" of the UAV, or the ability to establish connections and send control inputs to the remote-controlled aircraft.
这些黄色框和黑色框的装置,的箭头标志,这些箭头信号反馈回,自动导航装置,所以飞机可以,稳定航线。
And the arrow signals that come from the bearings of the yellow housing and the black housing, those arrow signals are fed back to the automatic pilot and so the plane will stay on course.
虽然目前还存在一些尚待解决的问题,但在不久的将来,信号淋巴结导航技术的成熟必然改变早期胃癌的手术处理手段。
Although there are several remaining issues, SN navigation should provide a paradigm shift for the surgical management of early gastric cancer in near future.
数据信号发生器可以产生非常复杂的数字激励信号,可为通信、雷达、导航、宇航等领域数字设备提供所需的可编程数据信号。
Data Generator can generate very complicated digital signals. It can be used as programmable data signal source in the fields of communication, radar, navigation, space navigation, and so on.
夜间目测及信号导航等级则要求仅用仪表装置来证明你导航的能力。
Night VFR and command instrument ratings (CIR) require you to prove your ability to navigate by instruments only.
该飞机选装了双通道导航接收机,可以接收VOR和ILS信号。
The aircraft was equipped with dual nav receivers capable of receiving VOR and ILS signals.
本文提出了采用单片机和数字滤波技术对一种港口双曲线无线电导航系统的相位信号进行滤波处理和巷识别的方案。
Scheme is proposed of using a computer on sline and digital filtering technique to perform digital filtering and lane identification of the phase signals of a port radio navigation system.
本课题主要完成了GPS接收机基带信号处理及导航解算各主要算法的研究与实现。
This paper researches and realizes the major algorithms of GPS receiver baseband signal processing and navigation solution.
本课题主要完成了GPS接收机基带信号处理及导航解算各主要算法的研究与实现。
This paper researches and realizes the major algorithms of GPS receiver baseband signal processing and navigation solution.
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