Two kinds of typical wideband signal, Frequency Modulation (FM) signal and Frequency Spread signal, is analyzed qualitatively with wideband Ambiguity Function.
以宽带模糊度函数为工具定性地分析了两类典型宽带信号，即调频信号和频率分集信号。
The optimum receiver performance of a hybrid pulse phase and position modulation(PAPM) over ultra-wideband(UWB) indoor fading channel model is analyzed.
分析了UWB室内衰落信道模型下脉冲幅度位置混合调制（PAPM）最优接收机性能。
This paper presents a new wideband digital beamforming method using subarrays and Linear Frequency Modulation (LFM) signal.
该文在基于子阵和发射为线性调频信号的前提下，提出一种宽带子阵数字波束形成方法。
The pulse position modulation (PPM) technique is widely used in the field of ultra-wideband wireless digital communication.
时间脉冲位置调制(PPM)技术在超宽带无线数字通信领域得到了广泛应用。
ADSL is one of the modulation techniques. Using the wideband capacity in copper twisted-pair cable, high speed data can be transmitted on the subscriber line.
ADSL技术是一种调制技术，在双绞铜线的两端分别接入adsl调制解调器，即可利用其高频宽带特性传送高速数据。
The term multicarrier modulation includes a number of transmission schemes whose main characteristic is the decomposition of any wideband channel into a set of independent narrowband channels.
一般多载波调制技术的主要特性是将一定宽频信道分解成为一组多个窄频信道。
Noise frequency modulation (FM) jamming, which belongs to blanket jamming, is already become the main form of noise jamming at present, because the wideband was gained by it.
噪声调频干扰属于压制式干扰，由于它容易达到宽的干扰带宽，已经成了目前噪声干扰的主要形式。
The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).
分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。
The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).
分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。
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