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公开(公告)号：US20160269669A1
公开(公告)日：2016-09-15
申请号：US14989244
申请日：2016-01-06
发明人： Byung Jo KIM , Seog Heon HAM , Sung Ho SUH , Se Jun KIM , Young Tae JANG
IPC分类号： H04N5/3745 , H04N5/369 , H04N5/347
CPC分类号： H04N5/347 , H04N5/37457 , H04N5/378 , H04N9/045
摘要： An image sensor includes a pixel array and N analog-to-digital converters (ADCs). The pixel array includes N pixels arranged in each of a plurality of rows, and each of the N pixels include M photoelectric conversion elements. At least one of the N ADCs are shared by at least one of the M photoelectric conversion elements included in each of the N pixels.
摘要翻译： 图像传感器包括像素阵列和N个模数转换器（ADC）。 像素阵列包括布置在多行中的每一行中的N个像素，并且N个像素中的每一个包括M个光电转换元件。 N个ADC中的至少一个由N个像素中的每一个中包括的M个光电转换元件中的至少一个来共享。
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公开(公告)号：US20140145067A1
公开(公告)日：2014-05-29
申请号：US14084705
申请日：2013-11-20
发明人： Sung Ho SUH , Yu Jin PARK , Jin Ho SEO , Kwi Sung YOO , Seung Hyun LIM , Seog Heon HAM , Kyoung Min KOH , Han YANG , Jae Cheol YUN , Yong LIM , Jae Jin JUNG
IPC分类号： H04N5/378
CPC分类号： H04N5/378 , H04N5/3742
摘要： An image sensor includes a first column pair and a second column pair among a plurality of columns of a pixel array, an analog-to-digital converter pair, and a switch arrangement circuit configured to connect the first column pair with the analog-to-digital converter pair in response to first switch control signals such that two rows among a plurality of rows in the pixel array are read during a single access time.
摘要翻译： 图像传感器包括像素阵列的多列之中的第一列对和第二列对，模数转换器对以及被配置为将第一列对与模拟 - 数字转换器对连接的开关布置电路， 数字转换器对响应于第一开关控制信号，使得在单个访问时间期间读取像素阵列中的多行中的两行。
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公开(公告)号：US20160353041A1
公开(公告)日：2016-12-01
申请号：US15234334
申请日：2016-08-11
发明人： Moo Young KIM , Tae Chan KIM , Jae Cheol YUN , Seog Heon HAM
IPC分类号： H04N5/369 , H04N5/232 , H04N5/3745
CPC分类号： H04N5/3698 , H04N5/23206 , H04N5/23245 , H04N5/23254 , H04N5/343 , H04N5/37455 , H04N5/91
摘要： A method of operating an image processing system includes storing differences between first analog pixel signals and second analog pixel signals and converting the stored differences to one-bit digital signals, the first analog pixel signals being output from a plurality of pixels and corresponding to a previous frame, and the second analog pixel signals being output from the plurality of pixels and corresponding to a current frame.
摘要翻译： 操作图像处理系统的方法包括存储第一模拟像素信号和第二模拟像素信号之间的差异，并将存储的差值转换成一位数字信号，第一模拟像素信号从多个像素输出并对应于先前的 并且所述第二模拟像素信号从所述多个像素输出并对应于当前帧。
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4.发明申请公开(公告)号：US20190082136A1
公开(公告)日：2019-03-14
申请号：US16121586
申请日：2018-09-04
发明人： Jae Hong KIM , Seung Hyun LIM , Han Kook CHO , Dong Hun LEE , Seog Heon HAM
IPC分类号： H04N5/3745 , H04N5/378 , H04N5/374 , H04N5/365
摘要： An image sensor and an image processing system including the same are provided. The image sensor includes a pixel array including a plurality of pixels each connected to one of first through m-th column lines to output a pixel signal, where “m” is an integer of at least 2; analog-to-digital converters each configured to receive the pixel signal corresponding to one of the first through m-th column lines, to compare the pixel signal with a ramp signal, and to convert the pixel signal to a digital pixel signal; and a blocking circuit connected to an input terminal of at least one of the analog-to-digital converters to block an influence of an operation of others among the analog-to-digital converters.
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5.发明申请IMAGE SENSOR FOR REDUCING CHANNEL VARIATION AND IMAGE PROCESSING SYSTEM INCLUDING THE SAME 有权用于降低通道变化的图像传感器和包括其的图像处理系统公开(公告)号：US20160182848A1
公开(公告)日：2016-06-23
申请号：US14973700
申请日：2015-12-17
发明人： Seung Hyun LIM , Jae Hong KIM , Han Kook CHO , Dong Hun LEE , Jin Uk JEON , Seog Heon HAM
IPC分类号： H04N5/3745 , H04N9/04 , H04N5/232
CPC分类号： H04N9/045 , H04N5/3456 , H04N5/3651 , H04N5/378
摘要： An image sensor for reducing channel variation and an image processing system including the same. The image sensor includes first to mth pixels (m≧2), each of which is connected to a corresponding column line from among first to mth column lines and is configured to output a respective pixel signal.’ The image sensor further includes first to mth bias circuits, each of which is connected to a corresponding column line from among the first to mth column lines and is configured to fix a voltage of the corresponding column line to a bias voltage when a column line-specific pixel is not selected to output the respective pixel signal. An analog-to-digital converter in the image sensor is configured to convert the pixel signals into digital signals.
摘要翻译： 一种用于减少通道变化的图像传感器和包括该图像处理系统的图像处理系统。 图像传感器包括第一至第m个像素（m≥2），每个像素连接到第一至第m列之间的相应列线，并被配置为输出相应的像素信号。“图像传感器还包括第一至第m 偏置电路，每个偏置电路连接到第一至第m列之间的相应列线，并且被配置为当未选择列线特定像素以输出相应的列线的电压时将相应的列线的电压固定为偏置电压 各像素信号。 图像传感器中的模拟 - 数字转换器被配置为将像素信号转换成数字信号。
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6.发明申请CDS CIRCUIT, IMAGE SENSOR INCLUDING THE SAME, AND IMAGE PROCESSING DEVICE INCLUDING THE IMAGE SENSOR 有权CDS电路，包括其的图像传感器以及包括图像传感器的图像处理装置公开(公告)号：US20130215307A1
公开(公告)日：2013-08-22
申请号：US13771409
申请日：2013-02-20
发明人： Yu Jin PARK , Ji Min CHEON , Jin Ho SEO , Ji Hun SHIN , Seog Heon HAM
IPC分类号： H03K5/1252 , H04N5/378
CPC分类号： H03K5/1252 , H04N5/378
摘要： A correlated double sampling (CDS) circuit includes a correction circuit configured to receive an input pixel signal through a first node via a column line, correct the input pixel signal, and output the corrected pixel signal through a second node; and a comparator including first and second input terminals, the first input terminal being connected to the second node and being configured to receive the corrected pixel signal, and the second input terminal configured to receive a ramp signal, the comparator being configured to compare the corrected pixel signal with the ramp signal and output a comparison signal indicating a result of the comparing, wherein the correction circuit includes, a first capacitor connected between the first and second nodes, and one or more metal lines disposed adjacent to the first capacitor, and wherein at least one other capacitor is formed by the first capacitor and the metal line.
摘要翻译： 相关双采样（CDS）电路包括校正电路，配置为经由列线接收通过第一节点的输入像素信号，校正输入像素信号，并通过第二节点输出经校正的像素信号; 以及比较器，包括第一和第二输入端子，所述第一输入端子连接到所述第二节点并且被配置为接收所述校正的像素信号，并且所述第二输入端子被配置为接收斜坡信号，所述比较器被配置为将所述校正的 并且输出表示比较结果的比较信号，其中所述校正电路包括连接在所述第一和第二节点之间的第一电容器和与所述第一电容器相邻布置的一个或多个金属线，并且其中 至少一个其它电容器由第一电容器和金属线形成。
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7.发明申请ANALOG-TO-DIGITAL CONVERTER, IMAGE SENSOR INCLUDING THE SAME, AND IMAGE PROCESSING DEVICE INCLUDING THE IMAGE SENSOR 有权模拟数字转换器，包括其的图像传感器以及包括图像传感器的图像处理装置公开(公告)号：US20150022702A1
公开(公告)日：2015-01-22
申请号：US14327047
申请日：2014-07-09
发明人： Jae Hong KIM , Yu Jin PARK , Jin Ho SEO , Kwi Sung YOO , Wun Ki JUNG , Han Kook CHO , Seog Heon HAM , Min Ji HWANG
IPC分类号： H04N5/3745 , H03M1/12
摘要： An analog-to-digital converter includes a gain amplification unit configured to receive a pixel signal at a first node and to amplify a gain of the pixel signal, a first capacitor connected between the first node and a second node, an amplifier configured to receive and amplify a signal output from the gain amplification unit and the first capacitor, and a conversion circuit configured to convert an output signal of the amplifier to a digital signal based on a reference signal and output the digital signal as a first output signal.
摘要翻译： 模数转换器包括：增益放大单元，被配置为在第一节点处接收像素信号并放大像素信号的增益;连接在第一节点和第二节点之间的第一电容器，被配置为接收 并且放大从增益放大单元和第一电容器输出的信号，以及转换电路，被配置为基于参考信号将放大器的输出信号转换为数字信号，并将数字信号作为第一输出信号输出。
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公开(公告)号：US20140368706A1
公开(公告)日：2014-12-18
申请号：US14295711
申请日：2014-06-04
发明人： Yu Jin PARK , Jae Hong KIM , Jin Ho SEO , Kwi Sung YOO , Seog Heon HAM
IPC分类号： H01L27/146 , H04N5/3745 , H03G3/00
CPC分类号： H04N5/37457 , H03G1/0088 , H03G3/001 , H04N5/378
摘要： A programmable gain amplifier includes a sampling circuit, a source follower, a first capacitor and an error amplifier. The sampling circuit is configured to perform correlated double sampling on an input signal using a reference voltage. The first capacitor is connected between the sampling circuit and the source follower. The error amplifier is connected between an input terminal of the source follower and an output terminal of the source follower. The error amplifier is configured to reset a voltage of the output terminal of the source follower to the reference voltage during a source follower reset operation.
摘要翻译： 可编程增益放大器包括采样电路，源极跟随器，第一电容器和误差放大器。 采样电路被配置为使用参考电压对输入信号执行相关双采样。 第一个电容器连接在采样电路和源极跟随器之间。 误差放大器连接在源极跟随器的输入端子和源极跟随器的输出端子之间。 误差放大器被配置为在源极跟随器复位操作期间将源极跟随器的输出端子的电压复位到参考电压。
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9.发明申请CORRELATED DOUBLE SAMPLING CIRCUIT, METHOD THEREOF AND DEVICES HAVING THE SAME 审中-公开相关的双重采样电路及其方法及其设备公开(公告)号：US20140333813A1
公开(公告)日：2014-11-13
申请号：US14276687
申请日：2014-05-13
发明人： Yu Jin PARK , Jin Ho SEO , Seog Heon HAM , Kwang Hyun LEE , Han YANG
IPC分类号： H04N5/3745
CPC分类号： H04N5/3745 , G01J1/46 , H04N5/335 , H04N5/357 , H04N5/378
摘要： A CDS circuit includes first capacitors; second capacitors; and a switch arrangement which, in response to a switch control signal, connects the first capacitors in series between a pixel signal output node and a ground to compress the pixel signal and connects the second capacitors in series between a ramp signal output node and the ground to compress the ramp signal, or connects the first capacitors in parallel between the pixel signal output node and a first input node of the comparator and connects the second capacitors in parallel between the ramp signal output node and a second input node of the comparator.
摘要翻译： CDS电路包括第一电容器; 第二电容器; 以及开关装置，其响应于开关控制信号将第一电容器串联连接在像素信号输出节点和地之间以压缩像素信号，并将第二电容器串联连接在斜坡信号输出节点和地之间 压缩斜坡信号，或者将像素信号输出节点和比较器的第一输入节点并联的第一电容器连接在斜坡信号输出节点和比较器的第二输入节点之间并联连接第二电容器。
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