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。
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。
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。
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。
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.
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.