On the basis of an introduction of TH-PPM UWB communication system, this paper advances a parallel detection receiver scheme.
在介绍一种基于TH - PPM调制方式的超宽带通信系统的基础上,深入讨论了一种并行检测接收机方案并分析了其工作原理。
An iterative multi-user detection receiver structure is proposed for multiple input multiple output interleave division multiple access (MIMO-IDMA) systems.
提出了一种多入多出交织分多址(MIMO- IDMA)系统的迭代多用户检测架构。
According to the principle of view the Doppler frequency detection, the detector makes up of the transmitter, the transfer circuit, receiver and signal processing circuit.
根据多卜勒频偏检测原理,该探测器由发射机、转换电路、接收机和信号处理电路构成,发射信号是设计的关键。
There are many key technologies about the single-user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多,主要有接收端和发送端的同步,信道估计和分集等。
With a model for the ultrasonic signal, the requirement on receiver and transmitter performance and the detection accuracy of the bearings of an ultrasonic borehole televiewer are discussed.
本文从超声波信号模型出发,对超声电视测井井下仪器的接收机、发射机的指标和方位检测精度进行了详细分析。
Three subjects-UWB radar antenna, UHF/VHF band receiver noise temperature, and the target detection from background, which are main factors in UWB SAR range equation, are studied.
从超宽带雷达天线、UHF/VHF波段接收机噪声温度以及最小可检测的信噪比三个方面研究了超宽带合成孔径雷达方程。
The Maximum Likelihood Detector is used in the receiver for joint detection using all received signals.
接收端使用最大似然检测器,利用所有接收信号进行多用户联合检测。
There are lots of key technologies about single user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多,主要有接收端和发送端的同步,信道估计和分集等。
An effective space-time receiver scheme that combines smart antennas with multiuser detection is proposed and its parameter is optimized.
提出了一种行之有效的将智能天线技术同多用户检测技术结合的空-时接收方法,并对其参数进行了优化。
The paper details the USES of phase detection discriminator in radar receiver, describes the theoretical analysis and circuit design, and gives out the practical circuit and test requirements.
详细分析雷达接收机中鉴频器的作用,进行理论分析和电路设计,并给出具体电路和调试要领。
And then the transmission receiver, detection, display scheme of this distance meter system is demonstrated.
针对测距系统发射、接收、检测、显示部分的总体设计方案进行了论证。
Meanwhile, in multiuser MIMO (MU-MIMO) systems, because only distributed receiver process can be supported, the joint detection at the receiver side is not feasible.
另外,在多用户MIMO系统中,由于各个用户接收机只能进行分布式处理,因此接收端的联合检测算法不适用。
And then the transmission, receiver, detection, display scheme of this distance meter system is brought out. At the same time, a number of main technical parameters are discussed.
针对测距系统发射、接收、检测、显示部分的总体设计方案进行了论证,对测距系统的一些主要参数进行了讨论。
The thesis is mainly to study the signal detection and adaptive threshold technique in digital receiver.
本文主要研究数字接收机中信号检测及自适应门限设定技术。
It is found that the correlation detection will reduce the detection probability of receiver by the mathematical analysis.
通过对多元相关探测的数学分析发现尽管相关探测技术能降低接收机虚警概率,但它也降低了探测概率。
The overall performance of V-BLAST system is crucially related to the detection algorithm at the receiver.
V - BLAST系统的整体性能和接收机检测算法密切相关。
The calculating results indicate that the modified method can reduce effectively false alarm probability, and raise the detection probability in laser warning receiver.
计算表明该方法既能有效地降低告警设备的虚警概率,又能提高探测概率。
The receiver structure based on discrete-time bistable system is designed for the constant binary signal detection, and it is compared with the matched filter in some cases of non-Gaussian noise.
然后根据离散时间双稳态系统,设计了处理常值二进制信号的接收器结构,在一些非高斯噪声下对接收器的检测性能与匹配滤波器进行了比较分析。
Therefore, the proposed receiver is able to reduce packet miss rate and false alarm rate while robust to a severe channel condition, and achieve fast and accurate signal quality detection.
本发明的接收器能在恶劣的信道条件下降低数据包错过率和错误报警率,而且可达到快速与准确的信号质量检测的目的。
Cycle slips of different satellites also affect detection by satellite-receiver geometry.
不同卫星发生的周跳也通过站星几何图形影响周跳探测。
We describe typical focal plane array receivers, and make a further analysis on the performance of both mixer and direct detection radiometric receiver.
该文介绍典型的毫米波焦平面阵列接收机,并进一步分析混频式和直接检波式辐射计接收机特性。
The optimization algorithm proposed can improve the performance of impulse detection algorithm; furthermore, heighten the overall performance of the OFDM receiver in impulsive noise environment.
本消隐非线性阈值的优化算法可以改进脉冲噪声检测算法的性能,进而大大改善OFDM系统在中压配电线脉冲噪声环境中的总体性能。
This paper presents a new differential detection scheme for transmit diversity, when neither the transmitter nor the receiver has the channel state information.
本文提出一种收发端均不知道信道状态信息情况下发射分集差分检测新方法。
On the symbol detection of layered space time codes, it is assumed that the perfect channel estimations are available at the receiver.
提出一种基于旋转不变子空间的垂直分层空时码及其直接信号检测算法。
Through academic analyse, model simulation, practical test, this dissertation is to obtain the feasible method of a wide-dynamic-range direct detection millimeter-wave receiver front-end.
论文主要研究的内容是,通过理论分析、建模仿真、实物测试等环节研究出一种大动态直接检波式毫米波接收前端。
On the one hand, this precoding mechanism guarantees the receiver get full-diversity detection performance, which will definitely improve the reliability of transmission;
该算法一方面可以使得接收端线性检测获得满分集,提高传输的可靠性;
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端,通过频率滤波实现对编码信号的提取,由编码信号的信号处理实现激光雷达水下目标探测。
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端,通过频率滤波实现对编码信号的提取,由编码信号的信号处理实现激光雷达水下目标探测。
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