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    • 1. 发明申请
    • RADIATION DETECTOR COMPRISING A CIRCUIT FOR INJECTING A CALIBRATED QUANTITY OF COUNTER-CHARGES
    • 辐射检测器包含一个电路,用于注入校准数量的计数器
    • US20150034832A1
    • 2015-02-05
    • US14129232
    • 2012-06-25
    • Marc Arques
    • Marc Arques
    • G01T7/00G01T1/18G01T1/24
    • G01T7/005G01T1/18G01T1/24G01T1/247H01L27/146H01L27/14612
    • An electronic read circuit for a radiation detector comprises: a comparator receiving a threshold potential and the potential from an integration node, said node being able to store electrical charges that are generated by a photosensitive element; a counter connected to the output of the comparator; and a counter-charge injection circuit comprising: a capacitor that stores counter-charges, a transfer transistor that can be turned on in order to transfer counter-charges from a terminal of the capacitor to the integration node whenever the comparator toggles, the transfer of the counter-charges bringing about a variation of potential at said terminal of the capacitor, and a regulation circuit for controlling the transfer transistor, said circuit comprising means for turning on the transfer transistor when the potential of the terminal of the capacitor is between two predetermined potentials that are independent of the transfer transistor.
    • 一种用于辐射检测器的电子读取电路包括:比较器,其接收阈值电位和来自积分节点的电位,所述节点能够存储由感光元件产生的电荷; 连接到比较器的输出的计数器; 以及反充电注入电路,包括:存储反电荷的电容器,可以导通的传输晶体管,以便当所述比较器切换时,将电荷从电容器的端子转移到集成节点,转移 所述电荷引起所述电容器的所述端子处的电位变化,以及用于控制所述传输晶体管的调节电路,所述电路包括用于在所述电容器的所述端子的电位在两个预定值之间时导通所述传输晶体管的装置 独立于转移晶体管的电位。
    • 2. 发明授权
    • Pixel matrix with compensation of ohmic drops on the power supplies
    • 像素矩阵,补偿电源上的欧姆滴
    • US08859979B2
    • 2014-10-14
    • US12242057
    • 2008-09-30
    • Arnaud PeizeratMarc ArquesJean-Luc Martin
    • Arnaud PeizeratMarc ArquesJean-Luc Martin
    • G01T1/24H01L25/00H01L27/00H04N5/32H04N5/369H04N5/374
    • H04N5/32H04N5/3658H04N5/3698H04N5/374H04N5/3745
    • A matrix microelectronic device includes elementary cells laid out according to a matrix. Each cell has a current source formed by a current source transistor. A source electrode of the transistor is connected to a source biasing conductor line of a plurality of source biasing conductor lines. A gate electrode of the transistor is connected to a gate biasing conductor line of a plurality of gate biasing conductor lines. A biasing device biases the gate biasing conductor lines and includes at least one first connection line that is connected to at least several of the gate biasing conductor lines. The biasing device includes a voltage generator or a current generator that causes a variation of potentials along the first connection line, thereby compensating a corresponding variation of potentials along the source biasing conductor lines. The device can include an addressing circuit for addressing horizontal lines or rows of the matrix.
    • 矩阵微电子器件包括根据矩阵布置的基本单元。 每个单元具有由电流源晶体管形成的电流源。 晶体管的源电极连接到多个源偏压导体线的源极偏置导体线。 晶体管的栅电极连接到多个栅极偏置导线的栅极偏置导体线。 偏置装置偏置栅极偏置导体线,并且包括连接到至少几个栅极偏置导体线的至少一个第一连接线。 偏置装置包括电压发生器或电流发生器,其引起沿着第一连接线的电位变化,由此补偿沿着源偏压导体线的电位的相应变化。 该装置可以包括用于寻址矩阵的水平线或行的寻址电路。
    • 4. 发明授权
    • Image sensing microelectronic device with asynchronous analog-to-digital converter
    • 具有异步模数转换器的图像感应微电子器件
    • US07916196B2
    • 2011-03-29
    • US11993756
    • 2006-06-29
    • Arnaud PeizeratMarc Arques
    • Arnaud PeizeratMarc Arques
    • H04N5/335
    • H04N5/37455
    • An analog/digital converter device associated with a detector of an image sensor, including: a comparator capable of receiving the analog signal and delivering a two-states output signal, able to adopt, depending on the analog signal, a first stable state or a second state, a charge injector capable of changing the analog signal by injection of at least one quantity of charges into the capacitor, and a mechanism for commanding the charge injector, capable of receiving the two-state signals and capable of triggering, depending on the two-state signals, plural injections of charges between at least two successive changes in state of the signal, from the first state to the second state and from the second state to the first state.
    • 一种与图像传感器的检测器相关联的模拟/数字转换器装置,包括:比较器,其能够接收模拟信号并传送两状态输出信号,该二态输出信号能够根据模拟信号采用第一稳定状态或 第二状态,能够通过将至少一个电荷注入电容器来改变模拟信号的电荷注入器,以及用于命令电荷注入器的机构,其能够接收两状态信号并且能够触发,这取决于 双状态信号,在从第一状态到第二状态以及从第二状态到第一状态的信号状态的至少两次连续变化之间的多次注入电荷。
    • 5. 发明授权
    • Method for the high-linearity copying of voltage
    • 高线性复制电压的方法
    • US5777495A
    • 1998-07-07
    • US606842
    • 1996-02-26
    • Marc ArquesThierry Ducourant
    • Marc ArquesThierry Ducourant
    • H01L27/148G11C11/4094H01L21/339H01L29/762H03F3/00H03F3/70H04N5/335H03K17/00
    • H03F3/005G11C11/4094H03F3/70
    • A device for copying a voltage (Ve) comprises a pair of series-connected MOS transistors, their sources forming a common point. The voltage (Ve) to be copied is applied between the gate of the first MOS transistor of the pair and a reference. Means are provided to inject a flux of electrons at a common point. A storage capacitor has a first terminal connected to the drain of the second MOS transistor and a second terminal designed to be biased. Means dictate a potential at the drain of the second MOS transistor and then let it vary so that the flux of electrons is stored in the storage capacitor while at the same time decreasing in the second MOS transistor to the benefit of the first one. The copied voltage Vs is available, after stabilization, between the first terminal of the storage capacitor and the reference. Application in particular to circuits for the reading of charges generated in a photosensitive matrix or photosensitive linear array.
    • 用于复制电压(Ve)的装置包括一对串联MOS晶体管,它们的源形成公共点。 要复制的电压(Ve)被施加在该对的第一MOS晶体管的栅极和基准之间。 提供了在公共点注入电子束的装置。 存储电容器具有连接到第二MOS晶体管的漏极的第一端子和被设计为偏置的第二端子。 装置指示第二MOS晶体管的漏极处的电位,然后使其变化,使得电子通量存储在存储电容器中,同时在第二MOS晶体管中减小,从而有益于第一MOS晶体管。 在稳定之后,复制的电压Vs在存储电容器的第一端子和参考电压之间可用。 尤其适用于读取在感光矩阵或感光线性阵列中产生的电荷的电路。
    • 6. 发明授权
    • Radiation detector comprising a circuit for injecting a calibrated quantity of counter-charges
    • 辐射检测器,包括用于注射校准量的反电荷的电路
    • US09234969B2
    • 2016-01-12
    • US14129232
    • 2012-06-25
    • Marc Arques
    • Marc Arques
    • H01L27/146G01T7/00G01T1/24G01T1/18
    • G01T7/005G01T1/18G01T1/24G01T1/247H01L27/146H01L27/14612
    • An electronic read circuit for a radiation detector comprises: a comparator receiving a threshold potential and the potential from an integration node, said node being able to store electrical charges that are generated by a photosensitive element; a counter connected to the output of the comparator; and a counter-charge injection circuit comprising: a capacitor that stores counter-charges, a transfer transistor that can be turned on in order to transfer counter-charges from a terminal of the capacitor to the integration node whenever the comparator toggles, the transfer of the counter-charges bringing about a variation of potential at said terminal of the capacitor, and a regulation circuit for controlling the transfer transistor, said circuit comprising means for turning on the transfer transistor when the potential of the terminal of the capacitor is between two predetermined potentials that are independent of the transfer transistor.
    • 一种用于辐射检测器的电子读取电路包括:比较器,其接收阈值电位和来自积分节点的电位,所述节点能够存储由感光元件产生的电荷; 连接到比较器的输出的计数器; 以及反充电注入电路,包括:存储反电荷的电容器,可以导通的传输晶体管,以便当所述比较器切换时,将电荷从电容器的端子转移到集成节点,转移 所述电荷引起所述电容器的所述端子处的电位变化,以及用于控制所述传输晶体管的调节电路,所述电路包括用于在所述电容器的所述端子的电位在两个预定值之间时导通所述传输晶体管的装置 独立于转移晶体管的电位。
    • 9. 发明申请
    • Low-consumption voltage amplifier
    • 低功耗电压放大器
    • US20060186959A1
    • 2006-08-24
    • US10563597
    • 2004-07-13
    • Marc Arques
    • Marc Arques
    • H03F3/16H03F3/08
    • H03F3/087H03F1/0205H03F1/223H03F1/301H03F3/193H03F3/345H03F2200/48H03F2200/78
    • A low consumption voltage amplifier including a transistor, a first current generator that supplies power to the drain of the transistor, a second current generator that charges the source of the transistor, the current output by the second current generator being substantially equal to the value of the current output by the first current generator, a first capacitor connected to the drain of the transistor, and a second capacitor connected to the source of the transistor. An additional field effect transistor of the type opposite to the type of the first field effect transistor is inserted between the current generator and the first field effect transistor.
    • 一种低功耗电压放大器,包括晶体管,向晶体管的漏极供电的第一电流发生器,为晶体管的源极充电的第二电流发生器,由第二电流发生器输出的电流基本上等于 由第一电流发生器输出的电流,连接到晶体管的漏极的第一电容器和连接到晶体管源极的第二电容器。 与第一场效应晶体管的类型相反的类型的附加场效应晶体管插入在电流发生器和第一场效应晶体管之间。