Image sensor for high-speed data readout
    11.
    发明授权
    Image sensor for high-speed data readout 有权
    用于高速数据读出的图像传感器

    公开(公告)号:US08159589B2

    公开(公告)日:2012-04-17

    申请号:US12427214

    申请日:2009-04-21

    IPC分类号: H04N5/335

    CPC分类号: H04N5/37455 G11C7/16

    摘要: An image sensor for high-speed data readout is provided. The image sensor includes a line memory block temporarily storing a digital signal in unit of lines which is generated based on an analog signal output from a pixel array. The line memory block includes a plurality of line memories, a plurality of data line pairs respectively connecting the line memories to a sense amplifying unit, and a plurality of data line prechargers each including at least two precharge units separately connected with a corresponding one of the data line pairs to precharge the corresponding data line pair with a predetermined precharge voltage. Accordingly, the image sensor performs high-speed digital signal readout based on precharge operation of the data line prechargers.

    摘要翻译: 提供了用于高速数据读出的图像传感器。 该图像传感器包括一个行存储块,其临时存储基于从像素阵列输出的模拟信号产生的行单位的数字信号。 行存储块包括多个行存储器,分别将行存储器连接到读出放大单元的多个数据线对,以及多个数据线预充电器,每个数据线预充电器包括分别与相应的一个 数据线对以预定的预充电电压对相应的数据线对进行预充电。 因此,图像传感器基于数据线预充电器的预充电操作来执行高速数字信号读出。

    DIGITAL DOUBLE SAMPLING METHOD, A RELATED CMOS IMAGE SENSOR, AND A DIGITAL CAMERA COMPRISING THE CMOS IMAGE SENSOR
    12.
    发明申请
    DIGITAL DOUBLE SAMPLING METHOD, A RELATED CMOS IMAGE SENSOR, AND A DIGITAL CAMERA COMPRISING THE CMOS IMAGE SENSOR 审中-公开
    数字双重采样方法,相关CMOS图像传感器和包含CMOS图像传感器的数字摄像机

    公开(公告)号:US20110266417A1

    公开(公告)日:2011-11-03

    申请号:US13183533

    申请日:2011-07-15

    IPC分类号: H03K21/00 H01L27/146

    摘要: A digital double sampling method, a related complementary metal oxide semiconductor (CMOS) image sensor, and a digital camera comprising the CMOS image sensor are disclosed. The method includes generating first digital data corresponding to an initial voltage level apparent in a pixel in response to a reset signal, inverting the first digital data, outputting a detection voltage corresponding to image data received from outside of the CMOS image sensor, and counting in synchronization with a clock signal, starting from an initial value equal to the inverted first digital data, and for an amount of time responsive to a voltage level of the detection voltage.

    摘要翻译: 公开了一种数字双采样方法,相关的互补金属氧化物半导体(CMOS)图像传感器和包括CMOS图像传感器的数字照相机。 该方法包括响应于复位信号产生对应于像素中明显的初始电压电平的第一数字数据,反转第一数字数据,输出对应于从CMOS图像传感器外部接收的图像数据的检测电压,并计数 与等于反相的第一数字数据的初始值开始的时钟信号的同步,以及响应于检测电压的电压电平的时间量。

    DIGITAL DOUBLE SAMPLING METHOD, A RELATED CMOS IMAGE SENSOR, AND A DIGITAL CAMERA COMPRISING THE CMOS IMAGE SENSOR
    13.
    发明申请
    DIGITAL DOUBLE SAMPLING METHOD, A RELATED CMOS IMAGE SENSOR, AND A DIGITAL CAMERA COMPRISING THE CMOS IMAGE SENSOR 有权
    数字双重采样方法,相关CMOS图像传感器和包含CMOS图像传感器的数字摄像机

    公开(公告)号:US20080111059A1

    公开(公告)日:2008-05-15

    申请号:US11877027

    申请日:2007-10-23

    IPC分类号: H04N5/00

    摘要: A digital double sampling method, a related complementary metal oxide semiconductor (CMOS) image sensor, and a digital camera comprising the CMOS image sensor are disclosed. The method includes generating first digital data corresponding to an initial voltage level apparent in a pixel in response to a reset signal, inverting the first digital data, outputting a detection voltage corresponding to image data received from outside of the CMOS image sensor, and counting in synchronization with a clock signal, starting from an initial value equal to the inverted first digital data, and for an amount of time responsive to a voltage level of the detection voltage.

    摘要翻译: 公开了一种数字双采样方法,相关的互补金属氧化物半导体(CMOS)图像传感器和包括CMOS图像传感器的数字照相机。 该方法包括响应于复位信号产生对应于像素中明显的初始电压电平的第一数字数据,反转第一数字数据,输出对应于从CMOS图像传感器外部接收的图像数据的检测电压,并计数 与等于反相的第一数字数据的初始值开始的时钟信号的同步,以及响应于检测电压的电压电平的时间量。

    Ratio-independent switched capacitor amplifiers and methods of operating ratio-independent switched capacitor amplifiers
    14.
    发明申请
    Ratio-independent switched capacitor amplifiers and methods of operating ratio-independent switched capacitor amplifiers 有权
    与比率无关的开关电容放大器和工作比率无关的开关电容放大器的方法

    公开(公告)号:US20080094140A1

    公开(公告)日:2008-04-24

    申请号:US11975018

    申请日:2007-10-17

    IPC分类号: H03F3/189

    摘要: A ratio-independent switched capacitor amplifier includes a first sampling circuit configured to sample a first input voltage as a first sampling voltage and to double a level of the first sampling voltage during an interval in which the first input voltage is cut off; a second sampling circuit configured to sample a second input voltage as a second sampling voltage and to double a level of the second sampling voltage during an interval in which the second input voltage is cut off; and a differential amplifier circuit configured to output a difference between the first sampling voltage and the second sampling voltage.

    摘要翻译: 比率无关的开关电容放大器包括:第一采样电路,被配置为将第一输入电压作为第一采样电压进行采样,并在第一输入电压被切断的间隔期间使第一采样电压的电平加倍; 第二采样电路,被配置为将第二输入电压作为第二采样电压进行采样,并且在所述第二输入电压被切断的间隔期间将所述第二采样电压的电平加倍; 以及差分放大电路,被配置为输出第一采样电压和第二采样电压之间的差。

    Burst mode receiving apparatus having an offset compensating function and a data recovery method thereof
    15.
    发明授权
    Burst mode receiving apparatus having an offset compensating function and a data recovery method thereof 失效
    具有偏移补偿功能的突发模式接收装置及其数据恢复方法

    公开(公告)号:US06694105B2

    公开(公告)日:2004-02-17

    申请号:US10183046

    申请日:2002-06-27

    IPC分类号: H04B1006

    CPC分类号: H04L25/061

    摘要: A burst mode receiving apparatus having an offset compensating function and a data recovery method thereof, including an intermediate value detector to detect and output an intermediate value of an input signal input from an outside source in response to a switching control signal; an amplifier to amplify and output a difference between the input signal and a reference value; an offset compensator to generate a compensation signal having a level varied corresponding to the amplified result input from the amplifier and a compensation control signal; a summing portion to add the compensation signal and the intermediate value to output the added result as the reference value to the amplifier; and a controller to generate the switching control signal and the compensation control signal corresponding to a result obtained by analyzing the amplified result input from the amplifier and a reset signal input from the outside source.

    摘要翻译: 一种具有偏移补偿功能的突发模式接收装置及其数据恢复方法,包括:中间值检测器,用于响应于切换控制信号检测并输出从外部源输入的输入信号的中间值; 放大器,用于放大和输出输入信号和参考值之间的差; 偏移补偿器,用于产生具有对应于从放大器输入的放大结果变化的电平的补偿信号和补偿控制信号; 加法部分,用于将补偿信号和中间值相加以将相加结果作为参考值输出到放大器; 以及控制器,用于产生对应于通过分析从放大器输入的放大结果和从外部源输入的复位信号而获得的结果的开关控制信号和补偿控制信号。

    Digital double sampling method, a related CMOS image sensor, and a digital camera comprising the CMOS image sensor
    16.
    发明授权
    Digital double sampling method, a related CMOS image sensor, and a digital camera comprising the CMOS image sensor 有权
    数字双采样方法,相关的CMOS图像传感器和包括CMOS图像传感器的数字照相机

    公开(公告)号:US09204071B2

    公开(公告)日:2015-12-01

    申请号:US13183533

    申请日:2011-07-15

    IPC分类号: H04N5/357 H04N5/378

    摘要: A digital double sampling method, a related complementary metal oxide semiconductor (CMOS) image sensor, and a digital camera comprising the CMOS image sensor are disclosed. The method includes generating first digital data corresponding to an initial voltage level apparent in a pixel in response to a reset signal, inverting the first digital data, outputting a detection voltage corresponding to image data received from outside of the CMOS image sensor, and counting in synchronization with a clock signal, starting from an initial value equal to the inverted first digital data, and for an amount of time responsive to a voltage level of the detection voltage.

    摘要翻译: 公开了一种数字双采样方法,相关的互补金属氧化物半导体(CMOS)图像传感器和包括CMOS图像传感器的数字照相机。 该方法包括响应于复位信号产生对应于像素中明显的初始电压电平的第一数字数据,反转第一数字数据,输出对应于从CMOS图像传感器外部接收的图像数据的检测电压,并计数 与等于反相的第一数字数据的初始值开始的时钟信号的同步,以及响应于检测电压的电压电平的时间量。

    Image capture device and method of operating the same
    17.
    发明授权
    Image capture device and method of operating the same 有权
    图像捕获装置及其操作方法

    公开(公告)号:US08059175B2

    公开(公告)日:2011-11-15

    申请号:US11979886

    申请日:2007-11-09

    CPC分类号: H04N5/235 H04N5/2355

    摘要: A method for operating an image capture device having a sensor with an array of first and second pixels includes capturing an image a plurality of times with the second pixels to produce a corresponding second image signal, the second pixels being white pixels, capturing the image a single time with the first pixels to produce a corresponding first image signal, inputting selecting signals to the sensor via a row driver to obtain the first and second image signals from the first and second pixels, respectively, and converting the first and second image signals to respective digital values via an analog-to-digital converter.

    摘要翻译: 一种用于操作具有具有第一和第二像素的阵列的传感器的图像捕获装置的方法包括用第二像素捕获多次图像以产生对应的第二图像信号,第二像素为白色像素,捕获图像 与第一像素单时间产生对应的第一图像信号,经由行驱动器将选择信号输入到传感器,以分别从第一和第二像素获得第一和第二图像信号,并将第一和第二图像信号转换为 各自的数字值通过模数转换器。

    Digital double sampling method, a related CMOS image sensor, and a digital camera comprising the CMOS image sensor
    18.
    发明授权
    Digital double sampling method, a related CMOS image sensor, and a digital camera comprising the CMOS image sensor 有权
    数字双采样方法,相关的CMOS图像传感器和包括CMOS图像传感器的数字照相机

    公开(公告)号:US07995123B2

    公开(公告)日:2011-08-09

    申请号:US11877027

    申请日:2007-10-23

    摘要: A digital double sampling method, a related complementary metal oxide semiconductor (CMOS) image sensor, and a digital camera comprising the CMOS image sensor are disclosed. The method includes generating first digital data corresponding to an initial voltage level apparent in a pixel in response to a reset signal, inverting the first digital data, outputting a detection voltage corresponding to image data received from outside of the CMOS image sensor, and counting in synchronization with a clock signal, starting from an initial value equal to the inverted first digital data, and for an amount of time responsive to a voltage level of the detection voltage.

    摘要翻译: 公开了一种数字双采样方法,相关的互补金属氧化物半导体(CMOS)图像传感器和包括CMOS图像传感器的数字照相机。 该方法包括响应于复位信号产生对应于像素中明显的初始电压电平的第一数字数据,反转第一数字数据,输出对应于从CMOS图像传感器外部接收的图像数据的检测电压,并计数 与等于反相的第一数字数据的初始值开始的时钟信号的同步,以及响应于检测电压的电压电平的时间量。

    AUTO FOCUS MODULE CAPABLE OF IN-PIXEL MONITORING OF AMOUNT OF RECEIVED LIGHT PHOTOGRAPHING APPARATUS USING THE SAME
    19.
    发明申请
    AUTO FOCUS MODULE CAPABLE OF IN-PIXEL MONITORING OF AMOUNT OF RECEIVED LIGHT PHOTOGRAPHING APPARATUS USING THE SAME 有权
    使用相同的受光照相装置的内像素监视的自动聚焦模块

    公开(公告)号:US20100182489A1

    公开(公告)日:2010-07-22

    申请号:US12632181

    申请日:2009-12-07

    IPC分类号: H04N5/232 G03B3/00

    摘要: Disclosed are an auto focus (AF) module and a photographing apparatus employing the same. The AF module may include an AF sensor having a plurality of AF pixels and a controller. The controller receives an information regarding the amount of light respectively received by the light receiving elements of one or more of the plurality of AF pixels from the one or more of the plurality of AF pixels. The controller of the AF sensor may be configured to control the operations, e.g., the light exposure timing, of the plurality of AF pixels based on the information received from the AF pixels.

    摘要翻译: 公开了一种自动对焦(AF)模块和采用该模块的拍摄装置。 AF模块可以包括具有多个AF像素的AF传感器和控制器。 控制器接收关于多个AF像素中的一个或多个的多个AF像素中的一个或多个的光接收元件分别接收的光量的信息。 AF传感器的控制器可以被配置为基于从AF像素接收的信息来控制多个AF像素的操作,例如曝光时间。

    IMAGE SENSOR FOR HIGH-SPEED DATA READOUT
    20.
    发明申请
    IMAGE SENSOR FOR HIGH-SPEED DATA READOUT 有权
    用于高速数据读取的图像传感器

    公开(公告)号:US20090262229A1

    公开(公告)日:2009-10-22

    申请号:US12427214

    申请日:2009-04-21

    IPC分类号: H04N5/335

    CPC分类号: H04N5/37455 G11C7/16

    摘要: An image sensor for high-speed data readout is provided. The image sensor includes a line memory block temporarily storing a digital signal in unit of lines which is generated based on an analog signal output from a pixel array. The line memory block includes a plurality of line memories, a plurality of data line pairs respectively connecting the line memories to a sense amplifying unit, and a plurality of data line prechargers each including at least two precharge units separately connected with a corresponding one of the data line pairs to precharge the corresponding data line pair with a predetermined precharge voltage. Accordingly, the image sensor performs high-speed digital signal readout based on precharge operation of the data line prechargers.

    摘要翻译: 提供了用于高速数据读出的图像传感器。 该图像传感器包括一个行存储块,其临时存储基于从像素阵列输出的模拟信号产生的行单位的数字信号。 行存储块包括多个行存储器,分别将行存储器连接到读出放大单元的多个数据线对,以及多个数据线预充电器,每个数据线预充电器包括分别与相应的一个 数据线对以预定的预充电电压对相应的数据线对进行预充电。 因此,图像传感器基于数据线预充电器的预充电操作来执行高速数字信号读出。