dark current

Analysis and Research of Dark Current in High Speed MCP PMT

快速MCP型光电倍增管中暗电流的分析与研究

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A correction system for CCD nonuniformity is developed. The real time correction of dark current nonuniformity, which was usually neglected, is realized.

研制了CCD不均匀性校正系统，实现了通常校正中忽略的暗电流不均匀性的实时校正。

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Light stimulation inhibits the retinal dark current through photo transduction signals in the photoreceptors.

光刺激通过光感受器中的光转导信号来抑制视网膜暗电流.

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This paper introduces a method for increasing light current/ dark current ratio in photodiodes.

本文讨论提高光电二极管光电流与暗电流比值的一种方法。

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Effects of Dark Current on Low Signal Level Performance of EBS Camera Tube

暗电流对EBS摄象管弱信号性能的影响

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To improve the performance of ( Al) GaN UV PDs, it is important to achieve low dark current and high thermal stability.

为了改进（Al）GaN基紫外探测器的性能，非常关键的是如何降低器件的暗电流以及提高器件的热稳定性。

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The high-energy radiation in the space environment will damage the CCD chip which is used for space observation. The transfer efficiency, dark current, noise, and other major performance of CCD chip will adversely affected.

CCD芯片用于空间观测时，会受到空间环境中高能辐射而造成损伤，其转移效率、暗电流和噪声等主要性能指标劣化。

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Some Influencing imaging quality factors of this inspector are analyzed from theory to experiment, and corresponding calibration methods are put forward, including CCD dark current nonuniformity, CCD photon response nonuniformity, vignetting effect of optical system, converting screen nonuniformity of response to X-ray radiation.

分析了内视仪中影响成像质量的各个因素的特性，提出了相应的校正方法。包括CCD暗电流不一致性，CCD光响应不一致性，光学系统渐晕，转换屏对射线响应不一致性。

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Impossibility of the decrease in dark current of guard ring short circuited photodiodes

外保护环短路不能减小光电二极管暗电流

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UV to IR sensitivity, low dark current, For spectrophotometer, analytical instruments, medical instruments.

具有灵敏度高, 低电流, 广泛用于分光光度计, 分析仪器, 医疗仪器等领域.

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Parameters extraction from the dark current characteristics of long-wavelength HgCdTe photodiode

光伏型碲镉汞长波探测器暗电流特性的参数提取研究

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The influence of junction area and bonding pad size on the dark current has been also analyzed.

文中还对器件结面积和电极尺寸等对暗电流的影响进行了比较和分析。

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Its dark current, C-V, responsivity, and response time are measured at room temperature.

测量了该紫外探测器的暗电流曲线、C V特性曲线、光响应曲线和响应时间曲线。

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The thermally generated dark current intrinsic to the photodiodes is always working to charge the diode.

光电二极管固有的热产生的暗电流不断为二极管充电.

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For dark current determined by bulk effect, SHPD is slightly better.

对于由体效应决定的暗电流，SHPD略优。

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Dark Current Characteristics Analyses of HgCdTe Photovoltaic Detectors with Vertical p-n Junction

垂直p-n结的碲镉汞光伏探测器暗电流特性分析

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The experimental results showed that the light current Ip, current amplification factor β and response time to photo-devices were all decreased while dark current Id increased and junction capacitance C unchanged basically.

结果表明，γ辐照使光敏器件的光电流I p、电流放大倍数β和光电响应时间t减小，暗电流I d增加，结电容C基本不变。

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High sensitivity, low noise, low dark current, fast response.

灵敏度高, 噪音低, 低暗电流, 响应速度快.

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The average dark current is often eliminated by means of a zeroing circuit.

平均暗电流常利用调零电路消除.

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The signal current increases linearly with light intensity, r is about 0.95. The dark current is about 1-3 nA at operating target voltage.

信号电流随照度线性增加，γ值约为0.95。在工作电压下暗电流约为1&3nA。

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The system is stable and efficient to achieve the stated objectives and finish the CMOS image sensor data compression and the removing of dark current.

经测试，本系统稳定高效的实现了既定目标，实现了CMOS图像传感器的数据压缩与去暗电流成像效果。

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