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公开(公告)号：KR101705045B1
公开(公告)日：2017-02-10
申请号：KR1020100110860
申请日：2010-11-09
Applicant: 삼성전자주식회사
Abstract: 아날로그투 디지털컨버터는선택제어신호에기초하여기준전압들중에서하나를선택하여선택기준전압으로출력하는기준전압선택부, 선택기준전압, 픽셀출력전압, 램프초기전압및 램프전압을비교하여비교결과신호를생성하는멀티입력비교부, 및비교결과신호및 비교모드신호에기초하여선택제어신호를생성하는선택제어신호생성부를포함한다. 따라서, 아날로그투 디지털컨버터는하나의램프전압을이용하면서도코스비교모드와파인비교모드의이중모드로아날로그신호에상응하는디지털신호를생성할수 있다.
Abstract translation: 模数转换器（ADC）可以包括多输入比较单元，其被配置为比较来自图像传感器的像素电压，包括在粗略操作模式期间修改的阶梯电压的比较电压和包括斜坡电压的斜坡电压 在精细操作模式下彼此修改，以提供指示与斜坡电压组合的比较电压是否大于或小于像素电压的比较结果信号。 选择控制信号生成单元可以接收比较结果信号和模式控制信号，以指示粗略或精细模式，以提供允许修改粗略模式中的比较电压并且将比较电压保持恒定的选择控制信号 精细模式。 参考电压选择单元可以接收选择控制信号以控制比较电压的修改。
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公开(公告)号：KR1020140067695A
公开(公告)日：2014-06-05
申请号：KR1020120135263
申请日：2012-11-27
Applicant: 삼성전자주식회사
IPC: H04N5/369
CPC classification number: H04N5/378 , H04N5/3742
Abstract: According to an embodiment of the present invention, the present invention relates to an image sensor capable of leading two rows among a plurality of rows. The image sensor includes: a pixel array including a plurality of rows and a plurality of columns; a pair of first columns and a pair of second columns among a plurality of columns; a pair of analog-digital converters; and a switch arranging circuit connecting the pair of the first columns and the pair of the analog-digital converters by responding to the first switch control signals.
Abstract translation: 根据本发明的实施例，本发明涉及一种能够引导多行中的两行的图像传感器。 图像传感器包括：包括多个行和多个列的像素阵列; 多列中的一对第一列和一对第二列; 一对模拟数字转换器; 以及通过响应于所述第一开关控制信号而连接所述一对第一列和所述一对所述模拟数字转换器的开关布置电路。
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公开(公告)号：KR1020130058977A
公开(公告)日：2013-06-05
申请号：KR1020110125020
申请日：2011-11-28
Applicant: 삼성전자주식회사
IPC: H04N5/361
Abstract: PURPOSE: An offset removal circuit and an image sensor including the same are provided to remove a dark current offset which can be generated in a unit pixel by using a different reference signal according to the operation section of the unit pixel. CONSTITUTION: A feedback circuit(130) is connected to a second electrode of a decoupling capacitor(110) and an output terminal of a buffer(120) and respectively receives a first reference voltage and a second reference voltage in a reset section and a data section. In order to charge the decoupling capacitor with a first voltage which is a voltage difference of a reset voltage and the first reference voltage in the reset section, the feedback circuit provides the first reference voltage to the second electrode and provides the second reference voltage to the second electrode in the data section.
Abstract translation: 目的：提供偏移消除电路和包括该偏移消除电路的图像传感器，以通过使用根据单位像素的操作部分的不同参考信号去除可以在单位像素中产生的暗电流偏移。 构成：反馈电路（130）连接到去耦电容器（110）的第二电极和缓冲器（120）的输出端子，并分别在复位部分和数据中接收第一参考电压和第二参考电压 部分。 为了对具有复位电压的电压差的第一电压和复位部分中的第一参考电压对去耦电容器充电，反馈电路将第一参考电压提供给第二电极，并将第二参考电压提供给 第二电极在数据部分。
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Patent Agency Ranking
公开(公告)号：KR1020130005935A
公开(公告)日：2013-01-16
申请号：KR1020110067647
申请日：2011-07-08
Applicant: 삼성전자주식회사
CPC classification number: H03K5/2481 , H03F3/45183 , H03F3/45744 , H03F2200/411 , H03F2200/78 , H03F2203/45212 , H03F2203/45674 , H03F2203/45726 , H03F2203/45728 , H03M1/0607 , H03M1/56 , H04N5/369 , H03M1/12 , H04N5/378
Abstract: PURPOSE: A dual mode comparator and an analog-to-digital converter having the same are provided to change in structure according being in an auto zero mode or a comparison mode and to constantly maintain a current. CONSTITUTION: A current mirror unit(140) operates a current mirror on a first and a second path. The current mirror unit outputs a comparison voltage through an output terminal. A bias unit(160) generates a bias current corresponding to the sum of a first current and a second current. A mode switching unit(180) determines which current mirror unit has a first structure in an auto zero mode. The mode switching unit determines which current mirror unit has a second structure in a comparison mode.
Abstract translation: 目的：提供双模式比较器和具有该双模式比较器的模/数转换器，以在自动调零模式或比较模式下改变结构，并持续保持电流。 构成：电流镜单元（140）在第一和第二路径上操作电流镜。 电流镜单元通过输出端输出比较电压。 偏置单元（160）产生对应于第一电流和第二电流之和的偏置电流。 模式切换单元（180）确定哪个电流镜单元具有自动归零模式中的第一结构。 模式切换单元在比较模式中确定哪个电流镜单元具有第二结构。
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公开(公告)号：KR1020110129543A
公开(公告)日：2011-12-02
申请号：KR1020100048960
申请日：2010-05-26
Applicant: 삼성전자주식회사
CPC classification number: H04N5/374 , H03M1/123 , H03M1/14 , H03M1/56 , H03M1/765 , H04N5/3575 , H04N5/378
Abstract: PURPOSE: An analogue to digital converter and apparatuses including the same are provided to generate a lamp signal in which a coarse ramp signal and a fine ramp signal are piled up using a plurality of capacitors. CONSTITUTION: An image data processing apparatus(100) comprises a timing controller(90), a pixel array(110), a row decoder(120), an analogue to digital converter(10), and a plurality of counter blocks(130). The timing controller is able to generate one or more control signals. The row decoder is able to select some pixels from a plurality of pixels in the pixel array in response to control signals which are outputted from the timing controller. The analogue to digital converter comprises a comparator(20), a reset switch(50), and a lamp signal supply circuit.
Abstract translation: 目的：提供一种模拟数字转换器及其设备，以产生使用多个电容器堆积粗略斜坡信号和精细斜坡信号的灯信号。 构成：图像数据处理装置（100）包括定时控制器（90），像素阵列（110），行解码器（120），模数转换器（10）和多个计数器块（130） 。 时序控制器能够产生一个或多个控制信号。 行解码器能够响应于从定时控制器输出的控制信号，从像素阵列中的多个像素中选择一些像素。 模数转换器包括比较器（20），复位开关（50）和灯信号供应电路。
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公开(公告)号：KR1020150010492A
公开(公告)日：2015-01-28
申请号：KR1020130085607
申请日：2013-07-19
Applicant: 삼성전자주식회사
Abstract: 본 발명에 따른 아날로그 디지털 컨버터는, 각각의 컬럼 라인을 따라 입력되는 복수의 픽셀 신호들을 제1 노드를 통해 수신하고, 상기 수신된 픽셀 신호들의 이득을 증폭시키는 이득 증폭부; 상기 제1 노드 및 제2 노드 사이에 접속된 제1 커패시터; 상기 이득 증폭부 및 상기 제1 커패시터로부터 출력되는 신호를 입력받아 이를 증폭하는 증폭기; 기준 신호에 기초하여 상기 증폭기의 출력 신호를 디지털 신호로 변환하고, 상기 디지털 신호로 변환된 제1 출력 신호를 출력하는 비교 블락; 상기 제1 출력 신호를 디지털 아날로그 변환하는 디지털 아날로그 블락; 및 상기 제1 출력 신호를 누적 계산하는 디지털 필터를 포함한다.
Abstract translation: 根据本发明的数字转换器包括：增益放大单元，用于通过第一节点接收根据每列输入的多个像素信号，并放大信号增益; 在第一节点和第二节点之间访问的第一电容器; 放大单元，用于接收和放大从增益放大单元和第一电容器输出的信号; 比较块，用于根据参考信号将放大单元的输出信号转换为数字信号，并输出转换成数字信号的第一输出信号; 用于将作为数字信号的第一输出信号转换成模拟信号的数字模拟块; 以及用于累积和计算第一输出信号的数字滤波器。
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公开(公告)号：KR1020140033604A
公开(公告)日：2014-03-19
申请号：KR1020120099452
申请日：2012-09-07
Applicant: 삼성전자주식회사
CPC classification number: H04N5/3658 , H03K5/08 , H03M1/08 , H03M1/12 , H03M1/123 , H03M1/56 , H04N5/3355 , H04N5/3591 , H04N5/363 , H04N5/3742
Abstract: Disclosed are an analog and digital conversion circuit, an image sensor including the same, and an operation method for the same. The analog and digital conversion circuit in the present invention is for the image sensor including a plurality of rows and a pixel array including a plurality of pixels arranged in columns. The analog and digital conversion circuit includes a comparison circuit comparing a pixel signal outputted from the pixel array and a lamp signal and a limit circuit limiting a signal generated in the comparison circuit within a predetermined limit range by being connected to the comparison circuit.
Abstract translation: 公开了一种模拟和数字转换电路，包括该模拟和数字转换电路的图像传感器及其操作方法。 本发明的模拟和数字转换电路是用于包括多行的图像传感器和包括以列形式排列的多个像素的像素阵列。 模拟和数字转换电路包括比较电路，比较从像素阵列输出的像素信号和灯信号，以及极限电路，通过连接到比较电路将限制比较电路中产生的信号限制在预定极限范围内。
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