HIGH DYNAMIC RANGE IMAGE SENSOR WITH IN PIXEL MEMORY
    1.
    发明申请
    HIGH DYNAMIC RANGE IMAGE SENSOR WITH IN PIXEL MEMORY 审中-公开
    具有像素存储器的高动态范围图像传感器

    公开(公告)号:US20130327923A1

    公开(公告)日:2013-12-12

    申请号:US13898905

    申请日:2013-05-21

    Inventor: Xinping He

    CPC classification number: H04N5/353 H04N5/3535 H04N5/355 H04N5/37452

    Abstract: A high dynamic range CMOS image sensor is disclosed. The pixels of the image sensor incorporate in-pixel memory. Further, the pixels may have varying integration periods. The integration periods are determined, in part, by the signal stored in the in-pixel memory from previous integration periods.

    Abstract translation: 公开了一种高动态范围CMOS图像传感器。 图像传感器的像素包含像素内存。 此外,像素可以具有变化的积分周期。 积分周期部分地由先前积分周期中存储在像素内存中的信号确定。

    3D STACKED IMAGE SENSOR WITH PMOS COMPONENTS
    2.
    发明申请
    3D STACKED IMAGE SENSOR WITH PMOS COMPONENTS 审中-公开
    具有PMOS元件的3D堆叠图像传感器

    公开(公告)号:US20150123173A1

    公开(公告)日:2015-05-07

    申请号:US14075430

    申请日:2013-11-08

    Inventor: Xinping He

    CPC classification number: H01L27/14634 H01L27/14641 H04N5/369 H04N5/3745

    Abstract: An active pixel sensor comprises a sensor die and a circuit die. The sensor die comprises a plurality of pixels, wherein each pixel includes a light sensitive element and a transfer gate, a floating diffusion region, wherein the plurality of pixels include at least one reset gate. The circuit die comprises a plurality of processing and amplification circuits associated with the reset gates of the sensor die. The sensor die is interconnected with the circuit die utilizing a plurality of inter-die interconnects each coupled to a source node of a reset gate on the sensor die and a node of a processing and amplification circuit on the circuit die. The plurality of processing and amplification circuits each comprises a source follower transistor, wherein the source follower transistor uses a PMOS.

    Abstract translation: 有源像素传感器包括传感器管芯和电路管芯。 传感器管芯包括多个像素,其中每个像素包括光敏元件和传输栅极,浮动扩散区域,其中多个像素包括至少一个复位栅极。 电路管芯包括与传感器管芯的复位栅极相关联的多个处理和放大电路。 传感器管芯与电路管芯互连,利用多个管芯间互连,每个管芯互连连接到传感器管芯上的复位栅极的源节点和电路管芯上的处理和放大电路的节点。 多个处理和放大电路各自包括源极跟随器晶体管,其中源极跟随器晶体管使用PMOS。

    SHARP PIXEL WITH FIXED CONVERSION GAIN
    3.
    发明申请
    SHARP PIXEL WITH FIXED CONVERSION GAIN 有权
    具有固定转换增益的夏普像素

    公开(公告)号:US20150124135A1

    公开(公告)日:2015-05-07

    申请号:US14109834

    申请日:2013-12-17

    Inventor: Xinping He

    Abstract: An active pixel sensor comprising: a plurality of pixels, wherein each pixel includes a light sensitive element and a transfer gate, and the plurality of pixels have at least one floating diffusion region; and a plurality of processing circuits associated with the plurality of pixels; wherein each processing circuit comprises a charge amplifier.

    Abstract translation: 一种有源像素传感器,包括:多个像素,其中每个像素包括光敏元件和传输栅极,并且所述多个像素具有至少一个浮动扩散区域; 以及与所述多个像素相关联的多个处理电路; 其中每个处理电路包括电荷放大器。

    Optical fingerprint sensor
    4.
    发明授权

    公开(公告)号:US10678378B2

    公开(公告)日:2020-06-09

    申请号:US15883918

    申请日:2018-01-30

    Inventor: Xinping He

    Abstract: The invention provides an optical fingerprint sensor including: an image sensing layer having an array composed of a plurality of sensing blocks; a collimating layer disposed on the image sensing layer and having a plurality of through holes penetrating from the top surface to the bottom surface of the collimating layer; a light guiding layer disposed in the collimating layer, and a glass cover layer disposed on the light guiding layer, the top surface of the glass cover layer receiving a finger touch, wherein the image resolution of the optical fingerprint sensor is defined by the number of sensing blocks, and there are a plurality of through holes directly above each of the sensing blocks.

    Active pixel sensor with sensing circuits and output circuits disposed on the same substrate

    公开(公告)号:US10455179B2

    公开(公告)日:2019-10-22

    申请号:US15683082

    申请日:2017-08-22

    Inventor: Xinping He

    Abstract: An active pixel sensor is provided. The active pixel sensor includes a substrate, a plurality of sensing circuits, and a plurality of output circuits. The substrate is divided into a plurality of pixel rows. A plurality of pixel areas are disposed on the plurality of pixel rows. The plurality of sensing circuits are disposed in the pixel areas on the pixel rows excluding a specific pixel row among the plurality of pixel rows. The plurality of sensing circuits are further disposed on a plurality of pixel columns to form an array. Each of the plurality of sensing circuits includes a sensing element, a transfer transistor, and a floating diffusion node. The plurality of 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.

    3D STACKED IMAGE SENSOR
    7.
    发明申请
    3D STACKED IMAGE SENSOR 审中-公开
    3D堆叠图像传感器

    公开(公告)号:US20150122971A1

    公开(公告)日:2015-05-07

    申请号:US14070365

    申请日:2013-11-01

    Inventor: Xinping He

    CPC classification number: H04N5/3745 H01L27/14609

    Abstract: An active pixel sensor comprises a sensor die and a circuit die. The sensor die comprises a plurality of pixels. Each pixel includes a light sensitive element and a transfer gate, a floating diffusion region, and a reset gate. The circuit die comprises a plurality of processing and amplification circuits associated with the reset gates of the sensor die. The sensor die is interconnected with the circuit die utilizing a plurality of inter-die interconnects each coupled to a source node of the reset gate on the sensor die and a node of a processing and amplification circuit on the circuit die.

    Abstract translation: 有源像素传感器包括传感器管芯和电路管芯。 传感器芯片包括多个像素。 每个像素包括光敏元件和传输栅极,浮动扩散区域和复位栅极。 电路管芯包括与传感器管芯的复位栅极相关联的多个处理和放大电路。 传感器管芯与电路管芯互连,利用多个晶片间互连,每个晶片间互连耦合到传感器管芯上的复位栅极的源节点和电路管芯上的处理和放大电路的节点。

    High dynamic range image sensor with in pixel memory
    8.
    发明授权
    High dynamic range image sensor with in pixel memory 有权
    高动态范围图像传感器,带有像素存储器

    公开(公告)号:US08981277B2

    公开(公告)日:2015-03-17

    申请号:US13898905

    申请日:2013-05-21

    Inventor: Xinping He

    CPC classification number: H04N5/353 H04N5/3535 H04N5/355 H04N5/37452

    Abstract: A high dynamic range CMOS image sensor is disclosed. The pixels of the image sensor incorporate in-pixel memory. Further, the pixels may have varying integration periods. The integration periods are determined, in part, by the signal stored in the in-pixel memory from previous integration periods.

    Abstract translation: 公开了一种高动态范围CMOS图像传感器。 图像传感器的像素包含像素内存。 此外,像素可以具有变化的积分周期。 积分周期部分地由先前积分周期中存储在像素内存中的信号确定。

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