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- receiver noise threshold 接收机噪声阈
- If logarithmic begining point puts below 10db receiver noise level. It still has constant false-alarm rate characteristics. 如果对数起点选在接收机噪声电平以下10分贝时,它还具有恒虚警特性。
- Familiarity with optical communication concepts such as fiber nonlinearities, polarization dependence, transmitter and receiver noise theory, etc. 熟悉光通信理念,例如光纤非线原理、偏振相关性、发射器、接收器的噪音理论等等。
- Thirdly, it introduces the radar receiver model. This part mostly discusses the structures of STC, AGC and coherent detector, also it gives a simulation means of receiver noise. 然后介绍了雷达接收机模型,主要描述了灵敏度时间控制(STC)、自动增益控制(AGC)、相干检波器的模块结构和建模方法,同时还介绍了接收机噪声的仿真思路;
- 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。
- Receiver Noise and the Signal-to-Noise Ratio 接收机噪声和信-噪比
- equivalent receiver noise bandwidth 等效接收机噪声带宽
- Two sensors on two sides of leaking point can magnify the received noise signal and send it wirlessly through transmitter to correlator's mainframe. 置于漏点两侧的两个传感器可放大接收到的漏水噪声信号,并通过发射机以无线电方式传送给相关仪主机。
- A Spatial Algorithm for Computing Perceptible Noise Threshold Matrix 一种类可感知噪声阈值矩阵的空域计算方法
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
- He was on the threshold of his career. 他的事业刚刚起步。
- A loud noise from the street diverted my attention. 街上一阵喧闹声转移了我的注意力。
- The noise awoke her from her revery. 这声音把我她从沉思中惊醒。
- He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
- That noise is driving me frantic. 那种噪音真要把我弄疯了。
- The thick walls deadened the noise from the street. 这道厚墙隔绝了街上的噪音。
- Scientists are now on the threshold of an important discovery. 科学家们很快就会有一项重大发现。
- A noise abatement notice is served on the club. 向俱乐部发停止大声喧哗的通知。
- There must be a threshold of thermal noise. 必有一个热噪声的门限值。