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    • 31. 发明授权
    • Method and compositions for detection and enumeration of genetic variations
    • 用于检测和计数遗传变异的方法和组合物
    • US08048627B2
    • 2011-11-01
    • US10562840
    • 2004-06-09
    • Devin DressmanHai YanKenneth W KinzlerBert Vogelstein
    • Devin DressmanHai YanKenneth W KinzlerBert Vogelstein
    • C12Q1/68C12P19/34C07H21/02
    • C12Q1/6858C07H21/04C12N15/1075C12Q1/686C12Q2565/537C12Q2563/149C12Q2563/143
    • Many areas of biomedical research depend on the analysis of uncommon variations in individual genes or transcripts. Here we describe a method that can quantify such variation at a scale and ease heretofore unattainable. Each DNA molecule in a collection of such molecules is converted into a single particle to which thousands of copies of DNA identical in sequence to the original are bound. This population of beads then corresponds to a one-to-one representation of the starting DNA molecules. Variation within the original population of DNA molecules can then be simply assessed by counting fluorescently-labeled particles via flow cytometry. Millions of individual DNA molecules can be assessed in this fashion with standard laboratory equipment. Moreover, specific variants can be isolated by flow sorting and employed for further experimentation. This approach can be used for the identification and quantification of rare mutations as well as to study variations in gene sequences or transcripts in specific populations or tissues.
    • 生物医学研究的许多领域取决于对个别基因或转录本中不常见变异的分析。 在这里,我们描述一种可以量化这种变化的方法,其规模和容易度迄今为止是无法实现的。 将这样的分子的集合中的每个DNA分子转化成单个颗粒,其中与原始序列顺序相同的数千个拷贝的DNA被结合。 这种珠子群对应于起始DNA分子的一对一表示。 然后可以通过流式细胞术对荧光标记的颗粒进行计数,简单地评估原始DNA分子群体内的变异。 可以用标准实验室设备以这种方式评估数百万个单独的DNA分子。 此外,可以通过流动分选分离特定的变体并用于进一步的实验。 该方法可用于鉴定和定量稀有突变,并研究特定群体或组织中基因序列或转录本的变异。
    • 32. 发明授权
    • Process insensitive delay line
    • 过程不敏感的延迟线
    • US08035433B2
    • 2011-10-11
    • US12690124
    • 2010-01-20
    • Hai Yan
    • Hai Yan
    • H03L7/06
    • H03H11/265
    • A delay line including a phase detector having two inputs and one output. The first input of the phase detector is connected to an input of the delay line. The second input of the phase detector is connected to an output of the delay line. The output of the phase detector is connected to a control circuit which controls current flow at a control node to produce a control voltage at the node. A voltage-controlled delay unit is responsible to the control voltage to control a delay applied to a signal at an input of the delay line.
    • 延迟线包括具有两个输入和一个输出的相位检测器。 相位检测器的第一输入端连接到延迟线的输入端。 相位检测器的第二输入端与延迟线的输出相连。 相位检测器的输出连接到控制电路,该控制电路控制控制节点处的电流,以在节点处产生控制电压。 电压控制延迟单元负责控制电压以控制施加到延迟线输入端的信号的延迟。
    • 34. 发明授权
    • Apparatus and method for providing anti-eclipse operation for imaging sensors
    • 用于为成像传感器提供防食操作的装置和方法
    • US07659928B2
    • 2010-02-09
    • US11110874
    • 2005-04-21
    • Hai Yan
    • Hai Yan
    • H04N5/217H04N3/14H04N5/335H01L27/00
    • H04N5/3598
    • An anti-eclipse circuit of an image pixel includes an output line for receiving a reset output signal from a pixel and a circuit coupled to the output line for detecting when a pixel reset voltage at a pixel output is below a predetermined level, and, in response, for increasing a reset voltage at the pixel output to a value above the predetermined level. The detecting and increasing circuit comprises a charge amplifier circuit for receiving the reset output signal at the output line and a voltage generating circuit coupled to the output line responsive to the output of the charge amplifier circuit.
    • 图像像素的日食电路包括用于接收来自像素的复位输出信号的输出线和耦合到输出线的电路,用于检测像素输出处的像素复位电压何时低于预定水平,并且在 响应,用于将像素输出处的复位电压增加到高于预定电平的值。 检测和增加电路包括用于在输出线处接收复位输出信号的电荷放大器电路和响应于电荷放大器电路的输出耦合到输出线的电压产生电路。
    • 36. 发明申请
    • Method and Compositions for Detection and Enumeration of Genetic Variations
    • 遗传变异检测和计数的方法和组合
    • US20090286687A1
    • 2009-11-19
    • US12361690
    • 2009-01-29
    • Devin DRESSMANHai YanKenneth KinzlerBert Volgelstein
    • Devin DRESSMANHai YanKenneth KinzlerBert Volgelstein
    • C40B20/00
    • C12Q1/6858C07H21/04C12N15/1075C12Q1/686C12Q2565/537C12Q2563/149C12Q2563/143
    • Many areas of biomedical research depend on the analysis of uncommon variations in individual genes or transcripts. Here we describe a method that can quantify such variation at a scale and ease heretofore unattainable. Each DNA molecule in a collection of such molecules is converted into a single particle to which thousands of copies of DNA identical in sequence to the original are bound. This population of beads then corresponds to a one-to-one representation of the starting DNA molecules. Variation within the original population of DNA molecules can then be simply assessed by counting fluorescently-labeled particles via flow cytometry. Millions of individual DNA molecules can be assessed in this fashion with standard laboratory equipment. Moreover, specific variants can be isolated by flow sorting and employed for further experimentation. This approach can be used for the identification and quantification of rare mutations as well as to study variations in gene sequences or transcripts in specific populations or tissues.
    • 生物医学研究的许多领域取决于对个别基因或转录本中不常见变异的分析。 在这里,我们描述一种可以量化这种变化的方法,其规模和容易度迄今为止是无法实现的。 将这样的分子的集合中的每个DNA分子转化成单个颗粒,其中与原始序列顺序相同的数千个拷贝的DNA被结合。 这种珠子群对应于起始DNA分子的一对一表示。 然后可以通过流式细胞术对荧光标记的颗粒进行计数,简单地评估原始DNA分子群体内的变异。 可以用标准实验室设备以这种方式评估数百万个单独的DNA分子。 此外,可以通过流动分选分离特定的变体并用于进一步的实验。 该方法可用于鉴定和定量稀有突变,并研究特定群体或组织中基因序列或转录本的变异。
    • 37. 发明申请
    • Analog-to-digital converter apparatus, systems, and methods
    • 模数转换器装置,系统和方法
    • US20080204294A1
    • 2008-08-28
    • US11710798
    • 2007-02-26
    • Hai Yan
    • Hai Yan
    • H03M1/12
    • H03M1/124H03M1/146H03M1/361
    • Various embodiments disclose apparatus, systems, and methods operating with a first circuit branch with transistors coupled in series between first and second supply nodes, and a second circuit branch with second transistors coupled in series between the first and second supply nodes. The second circuit branch may include a resistive unit coupled in series with the second transistors. The first and second circuit branches may receive analog information and to provide digital output information. The digital output information may include output values based on a relationship between a voltage across the first resistive unit and a voltage difference between first and second components of the analog input information. Other embodiments disclose additional apparatus, systems, and methods.
    • 各种实施例公开了利用在第一和第二供应节点之间串联耦合的晶体管的第一电路支路操作的装置,系统和方法,以及具有串联连接在第一和第二供应节点之间的第二晶体管的第二电路支路。 第二电路支路可以包括与第二晶体管串联耦合的电阻单元。 第一和第二电路分支可以接收模拟信息并提供数字输出信息。 数字输出信息可以包括基于第一电阻单元两端的电压与模拟输入信息的第一和第二分量之间的电压差之间的关系的输出值。 其他实施例公开了附加的装置,系统和方法。