receiver noise

in the multi-user system when the receiver noise is considered, we define a decision variable that is completely determined by the received pulse shape.

在考虑系统噪声的多用户情形下给出了一个判决量的计算公式，该判决量仅由基本接收脉冲波形决定。

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This paper introduces the characteristics of the noise in radar receiver and its interrelate function.

介绍了雷达接收机噪声及其相关函数的特点.

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the methods to minimize the extra fm noise of lo and the discrimination effect are proposed so that the additional receiver noise can be effectively repressed.

提出了降低本振附加的FM噪声，减小系统的鉴频效应，使整机的附加噪声得以有效抑制的改进措施。

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This paper introduces a kind of rough property test method of radar receiver with on-line test, which estimates radar property according to the signal noise ratio of fixed object echo signal.

为了对雷达接收机性能进行在线测试，本文提出一种雷达接收机性能粗略测试方法，该方法是根据固定地物回波的信杂比来估测雷达的工作性能。

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The level value for environmental noise when calculating the necessary protective space of shortwave wireless receiver in the design of high voltage trolly wire was discussed.

本文就高压架空送电线路设计中，按实际工程情况计算短波无线电收信台所需防护间距时，环境噪声电平取值问题进行了初步探讨。

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research and design of radar receiver noise coefficient-measuring instrument

雷达接收机噪声系数测试仪的研究与设计

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The noise temperature is in the most favourable case given by the temperature of the receiver.

理想的噪声温度即是接收机的温度.

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It can improve the signal-to-noise to over 3 and the receiving sensitivity can reach 10 μ V.For single track section, a 3~ 5 min time delay switch is fixed on the receiver.

对单线区间，在接收装置上设置1个3~5min延时开关；

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Several methods of debasing noise in radar receiver

降低雷达接收机中噪声的几种方法

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Noise-Normalization Combining ( NNC) is applied in Differential Frequency Hopping ( DFH) receiver to improve the performance of DFH system in rejecting Partial-Band Jamming ( PBJ).

该文提出了一种噪声归一化合并（NNC）差分跳频（DFH）接收机模型以提高差分跳频系统抗部分频带干扰能力。

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RAKE receiver may mistakenly select the path merely with noise due to noise interference.

而且，由于存在噪声干扰导致错误地选择纯噪声路径。

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This SIS mixer receiver is reliable, and can achieve good noise performance even operated at 4.3K temperature with a close cycle helium refrigerator.

这种SIS混频接收机性能可靠，且可用闭合循环氦制冷机冷却，在4.3K温度操作即可达到好的噪声性能。

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The effects to height evaluation of the main noises, i.e. ocean surface backscatter speckle noise and receiver thermal noise, are analyzed. By analyzing the returned signals of several typical sea states, the results have shown that the system height measurement precision can be ± 2cm.

分析了主要噪声，即海面斑点噪声和接收机热噪声对高度估值的影响，通过对几种典型海况海面回波的模拟分析表明，系统则高精度可达±2cm。

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The author describes the fundamental principle of switching capacitor discusses switching capacitor integrators, and studies the application of switching capacitor filter on noise suppressor system of communi& cation receiver.

阐述了开关电容滤波器的基本原理，并对开关电容积分器进行了讨论。研究了开关电容滤波器在收信机静噪系统方面的应用。

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