传感器像素
- 网络Sensor pixels
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另外CCD传感器像素也不可能无限缩小以提高图像分辨率,基本原因就是它必须接受足够强的光强保证足够大的信噪比。
And the size of the CCD sensor pixels cannot be infinitely reduced to obtain an improvement in the resolution , for the basic reason that they must collect a minimum energy to provide a convenient SNR .
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相反,HTC表示,它的摄像头是一款“超像素”装置,称其传感器像素是大多数手机摄像头的两倍。
Instead , HTC says its camera is an " Ultrapixel " device , promising that the sensor pixels are twice as big as they are in most phone cameras .
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提出一种CMOS图像传感器像素中MOSFET晶体管的栅感应噪声原理。
A detailed principle and a rigorous analysis of a new noise , the gate-induced noise , in pixel MOSFET of CMOS imagers are provided .
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该传感器像素有一个非常低寄生感光度(1:50000),可以实现高效率的全球快门操作。
The sensor pixels have a very low parasitic light sensitivity ( 1:50,000 ) enabling high efficiency global shutter operation .
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采用这种时序关系,不仅可以简化图像传感器像素单元结构,实现列共用双采样的存储节点,还提高了图像采集和处理速度。
With this mode , the structure of pixel cell is simplified , the double sample storage is shared by one column , and the rate of collecting and processing images is improved .
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CMOS图像传感器用像素级双采样存储技术
Dual Sampling and Storing in Pixel Level for CMOS Image Sensor Applications
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CMOS图像传感器彩色像素排列新方法和彩色图像恢复技术
New Methods of Color Mosaic and Color Balance for CMOS Image Sensor
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提出了一种新型双采样结构大动态范围CMOS图像传感器的像素阵列结构。
A new CMOS active pixel array structure that achieves wide dynamic range using dual sampling is reported .
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采用的列并行ADC,同时对多数据源并行处理,增强了数据吞吐量,特别适用于CMOS图像传感器大像素阵列的数据处理。
Proposed column ADC deals with multiple data simultaneously , which enhances data throughput and is fit for data process of large pixel array of CMOS image sensor .
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论文详细地分析了CMOS数字图像传感器坏像素产生的原因及坏像素的检测和补偿算法。
This paper presents a detailed analysis of the occurring reason and features of bad pixels in CMOS digital image sensor . Detect and compensate algorithms have also been introduced .
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LGG5的摄像头也与众不同,在手机背面有两个分列于LED闪光灯两侧的传感器,像素分别达到800万和1600万,而800万像素的传感器赋予了手机广角拍摄的功能。
And the camera is different too . The LG G5 has both 8 - and 16-megapixel sensors on the back , located on either side of the LED flash . The secondary 8MP sensor allows wide-angle shots .
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新型大动态范围CMOS图像传感器双采样像素阵列设计
A New CMOS Image Sensor Pixel Array Design Using Dual Sampling for High Dynamic Range
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在上述讨论的基础上,本文提出了CMOS图像传感器的半像素错位成像原理。
Based on the above discussion , the half pixel offset staggered imaging principle that can be used in CMOS image sensors is presented .
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该图像传感器采用APS像素结构,像素阵列256×256,包含有列放大器、阵列扫描、串行接口、控制逻辑和ADC等模块。
The APS pixel is used in the chip . The chip is comprised of 256 × 256 pixels array , column amplifiers , scan array circuits , series interface , control logic and ADC .
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针对多传感器图像在像素级上的融合问题,将模糊数学理论引入到图像融合模型。
For pixel-level multi-sensor image fusion , fuzzy theory is adopted to improve the fusion model .
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每个传感器单元(像素)包含了积极的反馈电路敏感电容的存在,生活接近皮肤表面的传感器。
Each sensor cell ( pixel ) contains an active capacitive feedback circuit sensitive to the presence of live skin close to the surface of the sensor .
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像素级图像融合直接基于成像传感器获得的像素信息进行融合处理;融合结果为一幅图像,该图像通常更适合人类和机器感知,或更适合后续处理任务,如分割、特征提取或目标识别。
Pixel-level image fusion refers to the process directly based on the pixel information from individual sensors ; fusion result is an image , which usually more suitable for human and machine perception , or further image-processing tasks , such as segmentation , feature extraction and object recognition .
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最终使该CMOS图像传感器产品中坏像素的个数由500~600个减少到120个以内。
In the result , the number of hot pixels in the CMOS image sensor reduce from 500 ~ 600 to 120 or less .
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介绍一种彩色CMOS图像传感器芯片的彩色像素排列新方法,以及区别于传统方式的新图像采集方法。
A new method of color mosaic array for CMOS color image sensor and a new sampling method to the color mosaic array are introduced .
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传统的线阵图像传感器只有一维感光像素阵列,以扫描的方式获得二维的图像,一般应用在需要高分辨率的卫星拍摄、医疗成像和工业机器视觉等领域。
Line-scan image sensor uses a one-dimension pixel array to capture 2D image in a scaning method .
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多传感器数据融合分像素级、特征级和决策级融合。
Multi-sensor data fusion technology can be divided into pixel level , feature level and decision level fusion .
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光门型CMOS图像传感器作为CMOS图像传感器三种主流像素结构之一,以其结构简单、暗电流较低等优点受到广泛关注。
Among them , photo-gate CMOS image senor has the advantages of simple structure and low dark current , and has attracted extensive attention .