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- quantum noise temperature 量子噪声温度
- Since you want to reduce noise temperature, a better system has a higher G/T. 如其他媒体、网站或个人从本网下载使用，必须保留本网注明的“稿件来源”，并自负版权等法律责任。
- The results show that the quantum noise in the dissipation microcircuit is determined by initial state of the circuit and the circuit parameter. 结果表明，微型电路中的量子噪声决定于电路初始状态和电路的参数。
- The quantum noise is a basic noise in the atmospheric laser communication system, which restricts the effective distance of communication. 摘要量子噪声是通信系统中的基本噪声，它的存在制约了通信的有效距离。
- The quantum noise of probe laser in the electromagnetically induced transparency (EIT) is studied by using the fully quantum theory. 最后利用全量子理论对光场失谐时电磁诱导透明中探测光的量子噪声进行了研究。
- 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。
- By the way,quantum noise,especially the phase noise that effects parameters such as linewidth,can be systematically represent. 这样，能系统地表征量子噪声(尤其是影响线宽等参数的相位噪声)特性。
- G/T - A measure expressed in dB that is the ratio of the net gain (G) of the system and the noise temperature (T) of the system. 免责申明：酷酷英语网转载信息，其目的在于传播更多信息，并不意味着赞同其中的观点、描述和立场。
- The diode intrinsic noise temperature of some milimeter Schottky mixer diode was measured and reviewed. A measurement method was described at room and cooled temperature. 本文对一些毫米波肖特基势混频二极管本征噪声温度进行了测试和分析。介绍了在常温和致冷下混频二极管本征噪声的测试方法。
- Commercial GaAs pHEMT transistors, Agilent ATF-35143, were used in this 2-stage amplifier. At a physical temperature 15K the amplifier achieves noise temperature between 3.2K and 3.8K over 1600MHz to 1740MHz band. 该放大器采用了Agilent 公司ATF-35143 假晶高电子迁移率场效应管(pHEMT),为两级级联结构,频率范围1600MHz~1740MHz。
- The results indicated that the receiving system gain is increased by 0.25 dB/K and E b/N 0 is improved by 0.7 dB with 10 -7 BER, when the gain of Chinese produced LNA is 9.8 dB better and the noise temperature is 4 K lower than import LNA. 结果表明，国产LNA比进口LNA的增益提高9.;8dB，噪声温度降低4K，接收系统增益改善约0
- real and imaginary parts of quantum noise 互关联
- Such as diversified quantum noises, especially, decoherence induced from coupling between the quantum system and environment, will spoil the coherence, entanglement of the quantum system will reduce. 比如在实际系统中，由于环境噪声等消相干的影响无处不在，量子系统的纠缠度却很难保持。
- ratio of gain to noise temperature of an antenna 天线增益噪声温度比
- equivalent satellite link noise temperature 等效卫星线路噪声温度
- Simulation of Quantum Noise in the Low-Light-Level Imaging System 微光成像系统量子噪声的计算机模拟仿真研究
- GT ratio, gain to noise temperature ratio 利得対雑音温度比
- 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 Property of Quantum Noise in Quantum Coherent Atomic System 原子相干效应中的量子噪声特性研究
- equivalent input noise temperature 等效输入噪声温度
