专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20090109305A1 One-step black level calibration for image sensors 审中-公开
标题翻译：图像传感器的一步黑色电平校准
公开(公告)号：US20090109305A1
公开(公告)日：2009-04-30
申请号：US11981005
申请日：2007-10-31
申请人： Tiejun Dai , Xiaodong Luo , Xiangchen Xu
发明人： Tiejun Dai , Xiaodong Luo , Xiangchen Xu
IPC分类号： H04N9/64 , H04N9/04 , G03F3/08 , H04N5/00 , H04N5/335 , H04N3/14 , H04N9/083 , H04N5/16
CPC分类号： H04N5/361
摘要： Embodiments of a process comprising receiving a plurality of offset analog signals, each corresponding to one of a plurality of black pixels in a pixel array; obtaining a corresponding digital value for each offset analog signal; computing an average of the digital values; and computing a black-level offset that, if applied to the digital values, would make the average of the digital values equal to a target value. Also disclosed are embodiments of an apparatus comprising an analog-to-digital converter coupled to an analog channel to receive offset analog black pixel signals from the analog channel and to obtain a corresponding digital value for each offset analog signal; circuitry and logic coupled to the analog-to-digital converter to average the digital values corresponding to the black pixels and compute a black-level offset that, if applied to the digital values of the black pixels, would make the average of the digital values of the black pixels equal to a target value.
摘要翻译：一种处理的实施例包括接收多个偏移模拟信号，每个偏移模拟信号对应于像素阵列中的多个黑色像素中的一个; 获得每个偏移模拟信号的相应数字值; 计算数字值的平均值; 并且计算黑电平偏移，如果应用于数字值，则将使数字值的平均值等于目标值。还公开了一种装置的实施例，其包括耦合到模拟通道的模数转换器以从模拟通道接收偏移模拟黑色像素信号并获得每个偏移模拟信号的相应数字值; 电路和逻辑耦合到模数转换器以平均对应于黑色像素的数字值，并计算黑电平偏移，如果应用于黑色像素的数字值，则将使数字值的平均值的黑色像素等于目标值。

2. 发明授权

US08576979B2 Arithmetic counter circuit, configuration and application for high performance CMOS image sensors 有权
标题翻译：算术计数器电路，高性能CMOS图像传感器的配置和应用
公开(公告)号：US08576979B2
公开(公告)日：2013-11-05
申请号：US13365790
申请日：2012-02-03
申请人： Yaowu Mo , Chen Xu , Min Qu , Tiejun Dai , Rui Wang , Xiaodong Luo
发明人： Yaowu Mo , Chen Xu , Min Qu , Tiejun Dai , Rui Wang , Xiaodong Luo
IPC分类号： H03K23/64 , H03K21/02 , H03K21/00 , H03K23/00
CPC分类号： H04N5/347 , H04N5/3532 , H04N5/355 , H04N5/3745 , H04N5/378
摘要： An arithmetic counter circuit for high performance CMOS image sensors includes a plurality of flip-flops of a plurality of counter stages and a plurality of multiplexers of the plurality of counter stages being coupled to the plurality of flip-flops. Each of the plurality of multiplexers coupled to receive control signals including at least one of a toggle signal, a keep signal, a shift enable signal, or a mode signal. The control signals select the output of each of the plurality of multiplexers. Each of the plurality of flip-flops is coupled to be in one of a toggle state, a keep state, a reset state or a set state based on inputs received from the plurality of multiplexers. Other embodiments are described.
摘要翻译：用于高性能CMOS图像传感器的算术计数器电路包括多个计数器级的多个触发器，并且多个计数器级的多个多路复用器耦合到多个触发器。多个多路复用器中的每一个被耦合以接收包括切换信号，保持信号，移位使能信号或模式信号中的至少一个的控制信号。控制信号选择多个多路复用器中的每一个的输出。多个触发器中的每一个基于从多个多路复用器接收的输入被耦合成处于切换状态，保持状态，复位状态或设置状态之一。描述其他实施例。

3. 发明申请

US20130089175A1 ARITHMETIC COUNTER CIRCUIT, CONFIGURATION AND APPLICATION FOR HIGH PERFORMANCE CMOS IMAGE SENSORS 有权
标题翻译：算术计数器电路，高性能CMOS图像传感器的配置和应用
公开(公告)号：US20130089175A1
公开(公告)日：2013-04-11
申请号：US13365790
申请日：2012-02-03
申请人： Yaowu Mo , Chen Xu , Min Qu , Tiejun Dai , Rui Wang , Xiaodong Luo
发明人： Yaowu Mo , Chen Xu , Min Qu , Tiejun Dai , Rui Wang , Xiaodong Luo
IPC分类号： H03K29/00
CPC分类号： H04N5/347 , H04N5/3532 , H04N5/355 , H04N5/3745 , H04N5/378
摘要： An arithmetic counter circuit for high performance CMOS image sensors includes a plurality of flip-flops of a plurality of counter stages and a plurality of multiplexers of the plurality of counter stages being coupled to the plurality of flip-flops. Each of the plurality of multiplexers coupled to receive control signals including at least one of a toggle signal, a keep signal, a shift enable signal, or a mode signal. The control signals select the output of each of the plurality of multiplexers. Each of the plurality of flip-flops is coupled to be in one of a toggle state, a keep state, a reset state or a set state based on inputs received from the plurality of multiplexers. Other embodiments are described.
摘要翻译：用于高性能CMOS图像传感器的算术计数器电路包括多个计数器级的多个触发器，并且多个计数器级的多个多路复用器耦合到多个触发器。多个多路复用器中的每一个被耦合以接收包括切换信号，保持信号，移位使能信号或模式信号中的至少一个的控制信号。控制信号选择多个多路复用器中的每一个的输出。多个触发器中的每一个基于从多个多路复用器接收的输入被耦合成处于切换状态，保持状态，复位状态或设置状态之一。描述其他实施例。

4. 发明授权

US08933544B2 Integrated circuit stack with integrated electromagnetic interference shielding 有权
标题翻译：具有集成电磁干扰屏蔽的集成电路堆栈
公开(公告)号：US08933544B2
公开(公告)日：2015-01-13
申请号：US13547997
申请日：2012-07-12
申请人： Duli Mao , Hsin-Chih Tai , Yin Qian , Tiejun Dai , Howard E. Rhodes , Hongli Yang
发明人： Duli Mao , Hsin-Chih Tai , Yin Qian , Tiejun Dai , Howard E. Rhodes , Hongli Yang
IPC分类号： H01L23/552 , H01L27/146
CPC分类号： H01L27/14623 , H01L27/14634 , H01L27/1464 , H01L27/1469
摘要： An integrated circuit system includes a first device wafer having a first semiconductor layer proximate to a first metal layer including a first conductor disposed within a first metal layer oxide. A second device wafer having a second semiconductor layer proximate to a second metal layer including a second conductor is disposed within a second metal layer oxide. A frontside of the first device wafer is bonded to a frontside of the second device wafer at a bonding interface. A conductive path couples the first conductor to the second conductor through the bonding interface. A first metal EMI shield is disposed in one of the first metal oxide layer and second metal layer oxide layer. The first EMI shield is included in a metal layer of said one of the first metal oxide layer and the second metal layer oxide layer nearest to the bonding interface.
摘要翻译：集成电路系统包括具有靠近第一金属层的第一半导体层的第一器件晶片，第一金属层包括设置在第一金属层氧化物内的第一导体。具有靠近包括第二导体的第二金属层的第二半导体层的第二器件晶片设置在第二金属层氧化物内。第一器件晶片的前端在接合界面处结合到第二器件晶片的前侧。导电路径通过接合界面将第一导体耦合到第二导体。第一金属EMI屏蔽设置在第一金属氧化物层和第二金属层氧化物层之一中。第一EMI屏蔽包括在最靠近接合界面的第一金属氧化物层和第二金属层氧化物层中的所述一个的金属层中。

5. 发明授权

US08916980B2 Pad and circuit layout for semiconductor devices 有权
标题翻译：半导体器件的焊盘和电路布局
公开(公告)号：US08916980B2
公开(公告)日：2014-12-23
申请号：US13398364
申请日：2012-02-16
申请人： Tiejun Dai , Kuei Chen Liang
发明人： Tiejun Dai , Kuei Chen Liang
IPC分类号： H01L23/48
CPC分类号： H01L27/14618 , H01L27/14632 , H01L2224/13
摘要： An apparatus includes an image sensor with a frontside and a backside. The image sensor includes an active circuit region and bonding pads. The active circuit region has a first shape that is substantially rectangular. The substantially rectangular first shape has first chamfered corners. A perimeter of the frontside of the image sensor has a second shape that is substantially rectangular. The second substantially rectangular shape has second chamfered corners. The bonding pads are disposed on the frontside of the image sensor. The bonding pads are disposed between the first chamfered corners and the second chamfered corners. The first shape is disposed inside the second shape.
摘要翻译：一种装置包括具有前侧和后侧的图像传感器。图像传感器包括有源电路区域和接合焊盘。有源电路区域具有大致矩形的第一形状。大致矩形的第一形状具有第一倒角。图像传感器的前侧的周边具有大致矩形的第二形状。第二基本矩形形状具有第二倒角。接合焊盘设置在图像传感器的前侧。接合焊盘设置在第一倒角和第二倒角之间。第一形状设置在第二形状的内部。

6. 发明申请

US20130264465A1 SHARED TERMINAL OF AN IMAGE SENSOR SYSTEM FOR TRANSFERRING IMAGE DATA AND CONTROL SIGNALS 有权
标题翻译：用于传输图像数据和控制信号的图像传感器系统的共享终端
公开(公告)号：US20130264465A1
公开(公告)日：2013-10-10
申请号：US13440833
申请日：2012-04-05
申请人： Tiejun Dai , Junzhao Lei
发明人： Tiejun Dai , Junzhao Lei
IPC分类号： H01L27/146
CPC分类号： H04N5/335 , H01L27/14601 , H04N5/23241 , H04N5/369 , H04N5/378
摘要： An example image sensor system includes an image sensor having a first terminal and a host controller coupled to the first terminal. Logic is included in the image sensor system, that when executed transfers analog image data from the image sensor to the host controller through the first terminal of the image sensor and also transfers one or more digital control signals between the image sensor and the host controller through the same first terminal.
摘要翻译：示例性图像传感器系统包括具有耦合到第一终端的第一终端和主机控制器的图像传感器。逻辑包括在图像传感器系统中，当执行时，通过图像传感器的第一端将模拟图像数据从图像传感器传送到主机控制器，并且还通过图像传感器和主机控制器之间传送一个或多个数字控制信号相同的第一个终端。

7. 发明申请

US20130214375A1 PAD AND CIRCUIT LAYOUT FOR SEMICONDUCTOR DEVICES 有权
标题翻译：半导体器件的PAD和电路布局
公开(公告)号：US20130214375A1
公开(公告)日：2013-08-22
申请号：US13398364
申请日：2012-02-16
申请人： Tiejun Dai , Kuei Chen Liang
发明人： Tiejun Dai , Kuei Chen Liang
IPC分类号： H01L31/0224 , H01L31/18 , H01L23/488
CPC分类号： H01L27/14618 , H01L27/14632 , H01L2224/13
摘要： An apparatus includes an image sensor with a frontside and a backside. The image sensor includes an active circuit region and bonding pads. The active circuit region has a first shape that is substantially rectangular. The substantially rectangular first shape has first chamfered corners. A perimeter of the frontside of the image sensor has a second shape that is substantially rectangular. The second substantially rectangular shape has second chamfered corners. The bonding pads are disposed on the frontside of the image sensor. The bonding pads are disposed between the first chamfered corners and the second chamfered corners. The first shape is disposed inside the second shape.
摘要翻译：一种装置包括具有前侧和后侧的图像传感器。图像传感器包括有源电路区域和接合焊盘。有源电路区域具有大致矩形的第一形状。大致矩形的第一形状具有第一倒角。图像传感器的前侧的周边具有大致矩形的第二形状。第二基本矩形形状具有第二倒角。接合焊盘设置在图像传感器的前侧。接合焊盘设置在第一倒角和第二倒角之间。第一形状设置在第二形状的内部。

8. 发明申请

US20130187027A1 IMAGE SENSOR WITH INTEGRATED AMBIENT LIGHT DETECTION 有权
标题翻译：具有集成环境光检测的图像传感器
公开(公告)号：US20130187027A1
公开(公告)日：2013-07-25
申请号：US13355165
申请日：2012-01-20
申请人： Wenhao Qiao , Zheng Yang , Tiejun Dai
发明人： Wenhao Qiao , Zheng Yang , Tiejun Dai
IPC分类号： H01L27/146
CPC分类号： H04N5/2351 , H04N5/351 , H04N5/3741 , H04N5/378
摘要： An image sensor having an image acquisition mode and an ambient light sensing mode includes a pixel array having pixel cells organized into rows and columns for capturing image data and ambient light data. Readout circuitry is coupled via column bit lines to the pixels cells to read out the image data along the column bit lines. An ambient light detection (“ALD”) unit is selectively coupled to the pixel array to readout the ambient light data and to generate an ambient light signal based on ambient light incident upon the pixel array. Control circuitry is coupled to the pixel array to control time sharing of the pixels cells between the readout circuitry during image acquisition and the ALD unit during ambient light sensing.
摘要翻译：具有图像获取模式和环境光感测模式的图像传感器包括具有被组织成用于捕获图像数据和环境光数据的行和列的像素单元的像素阵列。读出电路通过列位线耦合到像素单元，以沿列位线读出图像数据。环境光检测（“ALD”）单元选择性地耦合到像素阵列以读出环境光数据，并且基于入射到像素阵列上的环境光产生环境光信号。控制电路耦合到像素阵列，以在环境光感测期间控制图像采集期间的读出电路与ALD单元之间的像素单元的时间共享。

9. 发明申请

US20120120300A1 Image Sensor with Two Transfer Gate Off Voltage Lines 审中-公开
标题翻译：具有两个传输门关闭电压线的图像传感器
公开(公告)号：US20120120300A1
公开(公告)日：2012-05-17
申请号：US12946689
申请日：2010-11-15
申请人： Tiejun Dai
发明人： Tiejun Dai
IPC分类号： H04N5/225 , H01L27/146
CPC分类号： H04N5/3745 , H04N5/3577 , H04N5/359 , H04N5/376
摘要： An apparatus of one aspect includes an array of pixels. Each of the pixels includes a photosensitive element and a transfer transistor coupled with the photosensitive element. Each of the transfer transistors has a transfer gate. The apparatus also includes a first transfer gate off voltage supply conductor and a second transfer gate off voltage supply conductor. A circuit is coupled with the first and second transfer gate off voltage supply conductors. The circuit is operable to couple the first transfer gate off voltage supply conductor to transfer gates of a first subset of the pixels of the array. The circuit is also operable to concurrently couple the second transfer gate off voltage supply conductor to transfer gates of a second subset of the pixels of the array.
摘要翻译：一个方面的装置包括像素阵列。每个像素包括光敏元件和与感光元件耦合的转移晶体管。每个转移晶体管具有传输门。该装置还包括第一传输栅极截止电压供应导体和第二传输栅极截止电压供应导体。电路与第一和第二传输栅极截止电压供应导体耦合。电路可操作以将第一传输栅极截止电压供应导体耦合到阵列的像素的第一子集的传输门。电路还可操作以同时将第二传输栅极关断电压导体耦合到阵列的像素的第二子集的传输门。

10. 发明授权

US07995124B2 Image sensor apparatus and method for improved dynamic range with multiple readout circuit paths 有权
标题翻译：用于改善具有多个读出电路路径的动态范围的图像传感器装置和方法
公开(公告)号：US07995124B2
公开(公告)日：2011-08-09
申请号：US11856014
申请日：2007-09-14
申请人： Tiejun Dai
发明人： Tiejun Dai
IPC分类号： H04N5/335 , H03M1/20
CPC分类号： H04N5/235 , H04N5/2355 , H04N5/355
摘要： An image sensor apparatus comprises an image sensor for generating digital images having a high dynamic range. The image sensor apparatus includes an image sensor for generating a first and a second set of digital image samples at a first bit depth, with each set of digital image samples generated by a different column readout circuit path. A processor combines the first and second set of digital image samples to generate a digital image at a second bit depth, the second bit depth higher than the first bit depth.
摘要翻译：图像传感器装置包括用于产生具有高动态范围的数字图像的图像传感器。图像传感器装置包括图像传感器，用于以第一位深度产生第一和第二组数字图像样本，每一组数字图像样本由不同的列读出电路路径生成。处理器组合第一和第二组数字图像采样以在第二位深度处产生数字图像，第二位深度高于第一位深度。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式