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digital beam forming
    Intelligent Antenna and Adaptive Digital Beam Forming Technology
    智能天线与自适应数字波束形成技术
    Application of digital beam forming technique in radar
    数字波束形成技术(DBF)在雷达中的应用
    In modern environment of campaign, radar is requested to deal with electron interference, and phased array radar adopting adaptive digital beam forming (ADBF) technology possess this ability.
    现代作战环境的复杂性要求雷达能对付各种电子干扰,而采用自适应数字波束形成技术(ADBF)的相控阵雷达具备这种应变能力。
    Adaptive digital beam forming technology is developing along with digital signals process technology, as a form of space-domain filter it is different from time-domain filter or frequency-domain filter.
    自适应数字波束形成技术是随着数字信号处理技术而发展起来的,它既不同于时域滤波也不同于频域滤波,而是一种空域滤波形式。
    Digital beam forming (DBF) is a soaring technology in muti-subjects area in last twenty years.
    数字波束形成技术是近二十年来发展起来的多学科交叉的新兴技术。
    Because of it has high main lobe gain, over the lower sidelobe level, correlation receptive technic, adaptive digital beam forming technic, usage flexible control and arrange software, thus extremely add to the difficulties to main lobe jamming for phase array AEW radar.
    由于它具有高的主瓣增益和超低副瓣电平、相关接收技术,加上有的相控阵雷达采用实时自适应数字波束形成技术,使用灵活的控制和排序软件可有效对付多部干扰机,给对主瓣干扰带来极大困难。
    Using Digital beam forming (DBF) to enable a simple device to have good adaptability and the gram schmidt orthogonalization (GSO) array with non uniformly spaced array the algorithm with adaptive cancellation of interference can estimate the direction of arrival and the number of signal sources without knowing or estimating the number of signal sources before estimating the DOA by other methods.
    该算法利用了数字波束形成技术 (DBF) ,因而设备简单 ,适应性强 . 为实现超分辨测向 ,算法基于Gram -Schmidt正交 (GSO)网络 ,将干扰对消的原理用于信号的方向自适应定位 .
    Digital beam forming technology comes from antenna beam forming theory and digital signal processing technology. It is widely applied in array signal processing.
    数字波束形成技术是天线波束形成原理与数字信号处理技术相结合的产物,其广泛应用于阵列信号处理领域。
    Greater capabilities than the common antenna can be achieved by using the technology of digital beam forming(DBF) because of flexibility in digital signal processing,providing a new approach to the problem of phase ambiguity.
    数字波束形成技术由于数字处理的灵活性,可获得超出普通天线的性能,也为解模糊问题提供了一个新思路.
 

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