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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1 EP2873231B1
METHOD OF READING OUT A CMOS IMAGE SENSOR AND A CMOS IMAGE SENSOR CONFIGURED FOR CARRYING OUT SUCH METHOD
Publication/Patent Number: EP2873231B1 Publication Date: 2020-06-17 Application Number: 12734956.1 Filing Date: 2012-07-13 Inventor: Maes, Willem Hendrik   Assignee: Teledyne Dalsa B.V.   IPC: H04N5/355
2 US202029036A1
SOLID-STATE IMAGING DEVICE AND METHOD OF CONTROLLING SOLID-STATE IMAGING DEVICE, AND ELECTRONIC DEVICE
Publication/Patent Number: US202029036A1 Publication Date: 2020-01-23 Application Number: 20/181,649 Filing Date: 2018-03-30 Inventor: Takizawa, Masaaki   Sakakibara, Masaki   Sakano, Yorito   Asatsuma, Tomohiko   Iida, Satoko   Asari, Naosuke   Furuya, Shogo   Assignee: C/O SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H04N5/355 Abstract: The present disclosure relates to a solid-state imaging device and a method of controlling a solid-state imaging device, and an electronic device for enabling appropriate expansion of a dynamic range with respect to an object moving at a high speed or an object having a large luminance difference between bright and dark to reduce motion distortion (motion artifact). Exposure of a plurality of pixels is individually controlled in units of pixels. The present disclosure can be applied to a solid-state imaging device.
3 CN111405205A
图像处理方法和电子设备
Under Examination
Publication/Patent Number: CN111405205A Publication Date: 2020-07-10 Application Number: 202010213353.5 Filing Date: 2020-03-24 Inventor: 彭乾坤   张梦萍   Assignee: 维沃移动通信有限公司   IPC: H04N5/355 Abstract: 本发明公开了一种图像处理方法和电子设备。该方法,应用于电子设备,包括获取电子设备的图像传感器输出的第一原始图像;确定第一原始图像中满足第一预设过曝条件的像素点的个数占总像素点个数的第一比值;在第一比值大于第一预设阈值的情况下,减小图像传感器的曝光量,并重新获取第一原始图像;在第一比值小于或等于第一预设阈值的情况下,根据第一原始图像,得到通过图像信号处理器处理后的第一目标图像。根据本发明实施例,可以准确地获取高光信息。
4 US2020213546A1
IMAGING CONTROL DEVICE, IMAGING APPARATUS, IMAGING CONTROL METHOD, AND IMAGING CONTROL PROGRAM
Publication/Patent Number: US2020213546A1 Publication Date: 2020-07-02 Application Number: 16/813,755 Filing Date: 2020-03-10 Inventor: Hasegawa, Ryo   Kobayashi, Masaru   Kobayashi, Makoto   Sakurabu, Hitoshi   Masuda, Tomonori   Assignee: FUJIFILM Corporation   IPC: H04N5/355 Abstract: A digital camerathat includes an imaging sensor having a stop 2 arranged in front of an imaging surface includes an imaging control unit that starts exposure of pixels on the entire imaging surface at the same time and then, ends the exposure of the pixels at the same time in a state where light from a subject is incident on the imaging surface, by controlling an imaging sensor drive circuit which drives the imaging sensor, and a processr that sequentially changes an F number of the stop 2 to a plurality of values during a period from the start of the exposure until the end of the exposure. The processr controls a time in which the F number is maintained at each of the plurality of values to be a time that is based on a function indicating light transmittance characteristics of an APD filter.
5 EP3609177A1
CONTROL METHOD, CONTROL APPARATUS, IMAGING DEVICE, AND ELECTRONIC DEVICE
Publication/Patent Number: EP3609177A1 Publication Date: 2020-02-12 Application Number: 19190191.7 Filing Date: 2019-08-06 Inventor: Zhang, Gong   Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.   IPC: H04N5/355 Abstract: The present disclosure provides a control method. The method is applied to an imaging device including a pixel unit array composed of a plurality of photosensitive pixels, and the method includes: controlling the pixel unit array to measure ambient brightness values; determining whether a current scene is a backlight scene according to the measured ambient brightness values ; when the current scene is a backlight scene, determining the ambient brightness value of a region in the pixel unit array according to the ambient brightness values measured by the photosensitive pixels, in which the region includes at least one photosensitive pixel; and controlling the photosensitive pixels in the region to shoot in a corresponding shooting mode, according to the ambient brightness value of the region and a stability of an imaging object in the region. A control apparatus, an imaging device and an electronic device are also provided.
6 CN111093043A
一种辐射接收系统及方法、传感阵列
Under Examination
Publication/Patent Number: CN111093043A Publication Date: 2020-05-01 Application Number: 201910623768.7 Filing Date: 2019-07-11 Inventor: 雷述宇   Assignee: 宁波飞芯电子科技有限公司   IPC: H04N5/355 Abstract: 一种辐射接收系统及方法、传感阵列,该辐射接收系统包括:电荷获取模块,被配置为基于对象反射的辐射生成多组第一电荷并存储至多组电荷存储单元;循环积分模块,被配置为对存储于所述多组电荷存储单元的所述多组第一电荷进行循环积分得到多个累积计数结果,其中累积计数结果用于与积分结束时所述多组电荷存储单元的当前积分电压共同指示基于所述对象反射辐射生成的多组第一电荷的总电荷量。通过对第一电荷的循环积分得到多个累积计数结果,实现了在电路积分的同时进行部分量化,不仅有助于提升传感器的动态范围,还有助于优化传感器的电路面积。
7 US2020260025A1
IMAGE SENSOR AND DRIVING METHOD THEREOF
Publication/Patent Number: US2020260025A1 Publication Date: 2020-08-13 Application Number: 16/674,202 Filing Date: 2019-11-05 Inventor: Seo, Minwoong   Kim, Seungsik   Ahn, Jungchak   Lee, Jaekyu   Im, Dongmo   Cho, Dongseok   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: H04N5/355 Abstract: A method of driving an image sensor includes integrating an overflowed charge from a photodiode in the floating diffusion area and a dynamic range capacitor. The dynamic range capacitor is formed between the floating diffusion area and a power supply voltage. The method further includes sampling a first voltage formed in the floating diffusion area by the integrated overflowed charge, resetting the photodiode, the floating diffusion area, and the dynamic range capacitor, sampling a reset level of the reset floating diffusion area, transferring a charge accumulated in the photodiode to the floating diffusion area, and sampling a second voltage formed in the floating diffusion area.
8 CN111556257A
基于窄动态范围采集和自适应相位恢复的成像方法及装置
Public
Publication/Patent Number: CN111556257A Publication Date: 2020-08-18 Application Number: 202010304574.3 Filing Date: 2020-04-17 Inventor: 边丽蘅   李萌   张军   Assignee: 北京理工大学   IPC: H04N5/355 Abstract: 本发明公开了一种基于窄动态范围采集和自适应相位恢复的成像方法及装置,其中,方法包括:搭建复数域成像光路;对样本光场进行多次调制;通过复数域成像光路进行相干衍射成像,并将复数域成像光路的二维探测器保持在预设状态,并采集光学傅里叶平面的多张窄动态范围光强图像;根据采集到的多张窄动态范围光强图像,利用自适应相位恢复算法重建观测样本的复数域信息。根据本申请的成像方法,可以基于窄动态范围采集和自适应相位恢复实现复数域成像的目的,不但缩短单次测量的曝光时间,而且降低测量造成的光热损伤,有效保证成像的可靠性和准确性。
9 US2020029036A1
SOLID-STATE IMAGING DEVICE AND METHOD OF CONTROLLING SOLID-STATE IMAGING DEVICE, AND ELECTRONIC DEVICE
Publication/Patent Number: US2020029036A1 Publication Date: 2020-01-23 Application Number: 16/490,182 Filing Date: 2018-03-30 Inventor: Iida, Satoko   Sakakibara, Masaki   Sakano, Yorito   Asari, Naosuke   Takizawa, Masaaki   Asatsuma, Tomohiko   Furuya, Shogo   Assignee: C/O SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H04N5/355 Abstract: The present disclosure relates to a solid-state imaging device and a method of controlling a solid-state imaging device, and an electronic device for enabling appropriate expansion of a dynamic range with respect to an object moving at a high speed or an object having a large luminance difference between bright and dark to reduce motion distortion (motion artifact). Exposure of a plurality of pixels is individually controlled in units of pixels. The present disclosure can be applied to a solid-state imaging device.
10 CN108668093B
HDR图像的生成方法及装置
Valid
Publication/Patent Number: CN108668093B Publication Date: 2020-08-14 Application Number: 201710209247.8 Filing Date: 2017-03-31 Inventor: 李欣   宋明黎   陈柯   Assignee: 华为技术有限公司   IPC: H04N5/355 Abstract: 本申请涉及一种HDR图像的生成方法及装置。方法包括:获取图像序列的第一运动区域和第二运动区域;根据第一比例与第一阈值之间的比较结果以及第二比例与第一阈值之间的比较结果,确定目标运动区域;根据第一权重值和第二权重值,得到第一HDR图像;根据第一权重之和与第二权重之和的比较结果,确定参照图像;利用参照图像对第一HDR图像进行亮度调节处理,得到调节后的第一HDR图像;基于连通区域,将调节后的第一HDR图像与参考图像或第一非参考图像进行融合处理,得到第二HDR图像。由此,可以检测目标场景中一定面积的运动区域,扩大了运动区域的范围,即可以允许场景中存在较大的运动区域,并去除了调节后的第一HDR图像的鬼影,得到没有鬼影的第二HDR图像。
11 CN106851137B
用于驱动摄像装置的方法
Valid
Publication/Patent Number: CN106851137B Publication Date: 2020-06-09 Application Number: 201611093042.X Filing Date: 2016-12-01 Inventor: 坪井俊纪   高堂寿士   市川武史   繁田和之   乾文洋   小林昌弘   大贯裕介   川端一成   Assignee: 佳能株式会社   IPC: H04N5/355 Abstract: 本发明提供一种用于驱动摄像装置的方法。在将电荷保持在第一电荷保持单元中的状态下,在多个像素行中同时开始光电转换单元中的电荷的累积,并且,在所述多个像素行中同时进行用于将电荷从光电转换单元传输到第一电荷保持单元的第一传输操作。
12 CN211209801U
成像系统
Publication/Patent Number: CN211209801U Publication Date: 2020-08-07 Application Number: 201922448747.4 Filing Date: 2019-12-30 Inventor: 南达·帕拉尼亚潘   吴敏硕   Assignee: 半导体元件工业有限责任公司   IPC: H04N5/355 Abstract: 公开了一种成像系统。提供了一种成像设备,该成像设备可具有图像传感器像素阵列。该图像传感器像素阵列中的每个图像传感器像素可以具有带不同灵敏度的第一光电二极管和第二光电二极管。具有较低灵敏度的光电二极管可以耦接到存储二极管,并且可以在积聚时间期间交替地丢弃电荷以及将电荷转移到该存储二极管以进行闪烁减轻。可以选择在每个快门周期中丢弃电荷以进行闪烁减轻的时间长度,以调整成像像素的动态范围。在积聚时间结束时,可能以高转换增益读出对来自该存储二极管的电荷进行采样。然后可能以低转换增益读出对来自双转换增益电容器的溢出电荷进行采样。最终可能以高转换增益读出对来自具有较高灵敏度的光电二极管的电荷进行采样。
13 WO2020006375A1
GLOBAL SHUTTER IMAGE SENSOR
Publication/Patent Number: WO2020006375A1 Publication Date: 2020-01-02 Application Number: 2019039758 Filing Date: 2019-06-28 Inventor: Chen, Song   Liu, Xinqiao   Berkovich, Andrew   Assignee: FACEBOOK TECHNOLOGIES, LLC   IPC: H04N5/355 Abstract: In one example, a method comprises: enabling a photodiode to, in response to incident light, accumulate residual charge, and to transfer overflow charge to a first charge storage device and a second charge storage device when the photodiode saturates; disconnecting the second charge storage device from the first charge storage device; enabling the photodiode to transfer the residual charge to the first charge storage device to cause the charge sensing unit to output a first voltage; quantizing the first voltage to generate a first digital value to measure the residual charge; connecting the second charge storage device with the first charge storage device to cause the charge sensing unit to output a second voltage; quantizing the second voltage to generate a second digital value to measure the overflow charge; and generating a digital representation of the incident light intensity based on the first digital value and the second digital value.
14 US2020137327A1
Apparatus for Dynamic Range Enhancement
Publication/Patent Number: US2020137327A1 Publication Date: 2020-04-30 Application Number: 16/176,821 Filing Date: 2018-10-31 Inventor: Hamilton, Joseph   Fijalkowski, Fryderyk   Assignee: Dialog Semiconductor (UK) Limited   IPC: H04N5/355 Abstract: An apparatus for dynamic range enhancement (DRE) which receives an input signal and provides a DRE output signal is presented. The apparatus has an error correction circuit to apply an error correction factor to the input signal such that the DRE output signal provided by the apparatus is dependent on the input signal and the error correction factor. The error correction factor is representative of an error generated by the apparatus.
15 US2020137329A1
SIMULTANEOUS MULTIPLE WELL SIZE INTEGRATION
Publication/Patent Number: US2020137329A1 Publication Date: 2020-04-30 Application Number: 15/749,610 Filing Date: 2017-07-18 Inventor: Hairston, Allen W.   Assignee: BAE Systems Information and Electronic Systems Integration Inc.   IPC: H04N5/355 Abstract: An integration circuit having multiple wells that allow for the simultaneous storage of charge during an integration interval and techniques for using the same provide benefits in dynamic range that enhance the performance of pixels. The circuit and techniques described herein could also be used in many different infrared focal plane array applications where higher dynamic range is desired and multiple gain state outputs are allowed.
16 US2020013813A1
ACTIVE PIXEL SENSOR WITH SENSING CIRCUITS AND OUTPUT CIRCUITS DISPOSED ON THE SAME SUBSTRATE
Publication/Patent Number: US2020013813A1 Publication Date: 2020-01-09 Application Number: 16/572,092 Filing Date: 2019-09-16 Inventor: He, Xinping   Assignee: Silicon Optronics, Inc.   IPC: H01L27/146 Abstract: An active pixel sensor is provided. The active pixel sensor includes a substrate comprising sub-arrays arranged to form a sensing array. For each sub-array, pixel areas are disposed on pixel rows of the sub-array. Each sub-array includes a plurality of sensing circuits and a plurality of output circuits. For each sub-array, the sensing circuits are disposed in the pixel areas on the pixel rows excluding a specific pixel row among the pixel rows. For each sub-array, the sensing circuits are further disposed on pixel columns of the sub-array to form an array, and each sensing circuit includes a sensing element, a transfer transistor, and a floating diffusion node. For each sub-array, the output circuits are disposed in the pixel areas on the specific pixel row. The sensing circuits on the same pixel column are coupled to the same output circuit.
17 CN110858880A
集成全局快门图像传感器
Under Examination
Title (English): Integrated global shutter image senso
Publication/Patent Number: CN110858880A Publication Date: 2020-03-03 Application Number: 201910778592.2 Filing Date: 2019-08-22 Inventor: P·马林格   F·拉兰尼   Assignee: 意法半导体(克洛尔2)公司   IPC: H04N5/355 Abstract: 本公开涉及集成全局快门图像传感器。在一个实施例中,集成图像传感器包括像素阵列,其中每个像素包括:光敏区域,被配置为通过生成电子空穴对以形成代表所生成电子‑空穴对中的电子数的第一信号和代表所生成电子‑空穴对中的空穴数的第二信号,来集成发光信号。第一电路部分被配置为存储避光的第一信号。第二电路部分被配置为存储避光的第二信号。第三电路部分被配置为读取第一信号和第二信号,并且能够在第一信号和第二信号之间执行组合操作以生成代表图像的组合信号,其中集成图像传感器被定制为在全局快门控制模式中进行操作。
18 CN107872625B
一种双摄像头曝光同步控制方法和系统
Valid
Publication/Patent Number: CN107872625B Publication Date: 2020-05-22 Application Number: 201711423733.6 Filing Date: 2017-12-25 Inventor: 许兴涛   李建华   高艳朋   Assignee: 信利光电股份有限公司   IPC: H04N5/235 Abstract: 本发明公开了一种双摄像头曝光同步控制方法和系统,其其中,方法包括:步骤1,对双摄像头模组的主副摄像头曝光一致性进行校正;步骤2,通过控制变量法获得双摄像头模组的主副摄像头的linecount参数值、Again参数值和环境亮度与曝光值的线性关系,测量获得主副摄像头曝光线性比例参数k1、k2;步骤3,根据主副摄像头曝光线性比例参数k1、k2,通过控制变量的方式调整副摄像头的曝光设置。所述双摄像头曝光同步控制方法和系统,通过判断获得双摄像头模组的主副摄像头曝光一致性后,测量获得linecount参数值、Again参数值和环境亮度与曝光值的线性关系,并获得曝光线性比例参数k1、k2,然后按照二者的关系,调整获得副摄像头的曝光设置,从而达到曝光同步。
19 KR20200005452A
A method and apparatus for capturing dynamic images
Publication/Patent Number: KR20200005452A Publication Date: 2020-01-15 Application Number: 20190078342 Filing Date: 2019-06-28 Inventor: Das, Saikat Kumar   Deshpande, Pranav Prakash   Sindhagatta, Krishnappa Pradeep Kumar   Srinivasan, Karthik   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: H04N9/04 Abstract: 캡처되는 장면 내 움직임 정도가 높은 경우에 이미지를 캡처하는 방법과 장치가 제공되는데, 해당 방법은 이미지 센서를 통해 연속적인 이미지 입력 데이터를 수신하는 단계를 포함하되, 상기 연속적인 이미지 입력 데이터는 복수의 RGB 이미지 프레임과 컬러 이벤트 데이터를 포함하고; 상기 컬러 이벤트 데이터에 기초하여 복수의 유사 컬러 필터 어레이(pseudo color filter array) 프레임을 생성하는 단계; 및 상기 복수의 RGB 이미지 프레임과 상기 복수의 유사 컬러 필터 어레이 프레임을 병합하여 최종 동적 이미지를 생성하는 단계를 특징으로 한다.
20 US10652486B2
Image sensor with electron and hole collection electrodes
Publication/Patent Number: US10652486B2 Publication Date: 2020-05-12 Application Number: 16/341,898 Filing Date: 2017-10-19 Inventor: Mandelli, Emanuele   Beiley, Zachary M.   Bock, Nikolai E.   Assignee: INVISAGE TECHNOLOGIES, INC.   IPC: H04N5/355 Abstract: Imaging apparatus (100, 200, 300) includes a photosensitive medium (302) configured to convert incident photons into pairs of electrons and holes. An array of pixel circuits (304) is formed on a semiconductor substrate (305). Each pixel circuit defines a respective pixel and includes an electron-collecting electrode (306, 502) in contact with the photosensitive medium at a first location in the pixel and a hole-collecting electrode (308, 504) in contact with the photosensitive medium at a second location in the pixel. Circuitry (800, 1000) is coupled to apply a positive potential to and collect the electrons from the electron-collecting electrode and to apply a negative potential to and collect the holes from the hole-collecting electrode and to output a signal indicative of an intensity of the incident photons responsively to the collected electrons and holes.