By analyzing the bit error rate, the results show that the major factor causing quantum bit errors is quantum noise.
对误比特率分析的结果表明，量子噪声是引起比特错误的主要因素。
One of the quadratured-component of squeezed states is lower than the quantum noise of coherent state and exceeds the SNL.
利用量子光学的方法可以将光场的某一个分量的噪声降低至散粒噪声极限以下，即实验获得压缩态光场。
With displacement operator method the total quantum noise is obtained, and a quantum channel model with attenuation and noise is proposed.
用位移算符方法计算量子噪声的累加，同时建立了有衰减和噪声时的信道的量子模型。
This paper deals with the effect of FM quantum noise of laser sources on the receiver performance in coherent fiber-optic communication systems.
本文分析了激光源FM量子噪声对数字光纤相干通信接收机性能的影响。
The results indicate that the cross-correlations between the real and imaginary parts of quantum noise increases the laser intensity fluctuations.
结果表明：量子噪声实、虚部互关联会增大激光强度的涨落。
The results show the thermal radiation and quantum noise can influence the qubits' decoherence when amplitude damping be included in the consideration.
如果仅考虑振幅阻尼，结果表明热辐射与量子噪声对量子位的消相干产生影响。
If Hogan's idea is correct, the Holometer should detect this quantum noise in the fabric of space-time, throwing our whole perception of the Universe into a spin.
如果Hogan的想法是正确的，测高仪将能探测到时空结构中的量子噪声，给我们现有对宇宙的认知带来巨大的冲击。
The photo-detector must satisfy the follow basic conditions:1 The quantum efficiency of photo-detector should be high enough to reduce the influence of quantum noise;
实验中，光电探测器的选取要满足以下基本条件：1、光电探测器的量子效率要足够高，从而在探测过程中减小对量子噪声的破坏；
The result shows that the geometric phase in this cavity QED system is fault-tolerant not only against the classical noise induced by the parameter fluctuation but also against the quantum noise.
上述结果表明几何相位不仅对由系统参数变化所引起的经典噪声具有抗干扰性，同样对量子白噪声也具有抗干扰性。
These vibrations can be thought of as quantum objects called phonons, and the study of noise boils down to understanding their physics.
这种震动可以被看做叫做声子的量子物体，对于噪音的研究说到底都是对声子物理的理解。
If GEO600 really has discovered holographic noise from quantum convulsions of space-time, then it presents a double-edged sword for gravitational wave researchers.
如果GEO600真的发现了时空量子震动导致的全息噪音，这对引力波研究人员来说是把双刃剑。
Incredibly, the experiment was picking up unexpected noise - as if quantum convulsions were causing an extra sideways jitter.
难以置信，实验一直检测到意料之外的噪音——好像量子震动正在引发一种附加的旁路抖动。
NuCrypt's proprietary "AlphaEta" quantum-noise randomized, physical-layer encryption technology represents a new paradigm in ultra-secure, high data-rate optical communications.
NuCrypt公司专有的“AlphaEta”量子噪声随机物理层加密技术代表了超安全高数据速率光通信的新模式。
The signal being detected by GEO600 isn't a noise source that's been overlooked, Hogan believes GEO600 is seeing quantum fluctuations in the fabric of space-time itself.
GEO600探测到的信号并不是来自什么被忽视的噪音源，Hogan认为GEO600探测到了时空本身发生的量子级别的波动。
The improvement we present can be applied to other quantum cryptographic protocol with noise.
这种改进方案对其它带有噪声的量子密码协议同样适用。
The entanglement detection based on the shot noise is important to the quantum computation, and the spin coherence transport detection is a necessary subject of spintronics.
将散粒噪声用于检测纠缠态对量子计算具有重要的意义，自旋相干输运的检测是自旋电子学的重要研究课题。
The detective quantum efficiency (DQE) can be used to accurately describe the image noise transfer characteristics through many imaging systems.
检测量子效率(DQE)可被用来精确描述图像噪声通过成像系统的传播特性。
Electron multiplying CCD is the novel imager that has ultra-low readout noise and high quantum efficiency.
电子倍增CCD是超低读出噪声和高量子效率的新型器件。
In quantum system, noise primary results from decoherence and imperfect quantum gates.
在量子系统中，信道噪声主要源于消相干效应和量子门的不精确性。
Noise that unavoidably exists in the quantum channel will distort transmitted information and destroy the communication.
量子信道中不可避免存在的噪声将扭曲被传输的信息，对通信造成危害。
On the basis of the quantum theory, the optical energy and various noise of CCD could be converted to equivalent electric charges, and then the facular detection model of CCD was proposed.
以量子理论为基础，把激光能量和各种CCD噪声都转换为等效电荷，在此基础上建立了CCD光斑检测模型。
In this paper we investigate the noise properties and classical capacity of an optical fiber which is considered as a quantum channel.
本文研究光纤作为量子信道在密波分复用时模式间非线性干扰造成的信道噪声的性质，和光纤量子信道在该噪声下的经典容量。
The aim of this project is to investigate quantum direct communication network models based on a channel with noise and loss.
本课题目的是在理论上研究基于有噪声和损耗信道的量子网络通信。
Quantum integration noise reducer and collimator can be used to improve the inspection sensitivity of the system.
可采用加准直器和光量子积分降噪的方法提高检测灵敏度。
The experimental research on a stable free-space quantum key distribution system with low noise;
介绍了为验证量子密钥分发协议而设计的专用数据采集系统。
The high quantum efficiency, wide dynamic range (70db) and low noise (<0.02 electron per second) performance make it can distinguish tiny biases and get accurate measurement result.
动态范围宽（70db），信号热噪声小（<0.02electronpersecond）无论测量高亮度光源（LED显示屏）还是分辨发光像素的细微偏差都能精确无误。
In this paper, the noise theory of monolithic multi-quantum-well passively mode-locked laser diodes (MLLDs) is discussed, and the phase variation curve with carrier population of MLLDs is found.
对多量子阱被动锁模半导体激光器的噪声理论进行了系统的分析，并给出了半导体激光器腔内相位随载流子浓度变化的关系。
In this paper, the noise theory of monolithic multi-quantum-well passively mode-locked laser diodes (MLLDs) is discussed, and the phase variation curve with carrier population of MLLDs is found.
对多量子阱被动锁模半导体激光器的噪声理论进行了系统的分析，并给出了半导体激光器腔内相位随载流子浓度变化的关系。
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