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1·This system used for testing weak light is called single-photon counter.

这就是用于检测微弱光的单光子计数器。

2·The most important parameter in the single-photon counter is the total sensitivity.

这就是用于检测微弱光的单光子计数器。

3·The results indicated that CH151 photon counter detector showed better selectivity and stable baseline.

结果表明，使用CH151型光子计数探测器作为检测器，灵敏度高，基线稳定，信噪比高。

4·So it's a nice solution that a photon counter can be calibrated conveniently by the LED weak standard light source.

使用发光二极管制成标准光源来进行校验和标定光子计数器是一种较好的解决方法。

5·This paper introduces thought and process which are wide-band amplifier design in photon counter system. The detail circuit is given.

本文介绍光子计数系统中宽带放大电路的设计思想和设计过程，给出了具体设计电路。

6·Such a photon counter is essential if quantum cryptography is to work, because it will allow what are known as quantum Repeaters to be built.

如果量子密码开始工作，这样的光子计数器是必不可少的，因为这样一来将可以使用量子中继器。

7·The output signals of the stellar meridian observation using a photon counter are obtained by means of combining the computed signals wiry recording noises.

考虑到输出信号噪声成分的统计特性，得到恒星光子计数观测的计算机模拟方法。

8·Experimental results shows that the core device of the photon counter-PMT and it's high voltage power supply is not stable, the photon counter can be test and calibrated frequently.

实验结果表明，由于光子计数器的核心器件光电倍增管及其高压电源不很稳定，光子计数器需要经常校验和标定。

9·The meter adopts embedded computer PCM3370E as the system core for control and data processing, to realize laser, photon counter and gating circuit timing control and visibility inversion.

该仪器以嵌入式计算机PCM3370E为控制和数据处理核心，实现对激光器、光子计数卡、门控电路工作时序的控制及能见度反演。