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    • 2. 发明授权
    • Device for the recognition of sequences in a multidimensional signal
    • 用于识别多维信号中序列的设备
    • US5214716A
    • 1993-05-25
    • US662624
    • 1991-02-28
    • Philippe RefregierDominique PotierFrancois Micheron
    • Philippe RefregierDominique PotierFrancois Micheron
    • G06K9/68G06K9/80
    • G06K9/68G06K9/80
    • The disclosure relates to the recognition of sequences of multidimensional images and, notably, of image signals. The disclosed device includes, for each of said sequences to be recognized, a first circuit for the correlation of vectors representing the signal with a masking vector determined from the vectors representing the sequence to be recognized, producing a series of values corresponding to the degree of similarity of the two correlated vectors, a second circuit for the correlation of a sequence of the series of values with a reference sequence determined from the vectors forming said sequence to be recognized, producing values that correspond to the degree of similarity of the two correlated sequences, and a circuit for deciding on the validity of the recognition, by comparison of the values corresponding to the degree of similarity of the two correlated sequences with a threshold value.
    • 本公开涉及对多维图像序列的识别,特别是图像信号的识别。 所公开的装置对于要被识别的每个所述序列包括第一电路,用于将表示信号的矢量与由表示要识别的序列的矢量确定的掩蔽矢量相关联,产生一系列对应于 两个相关矢量的相似性,用于将一系列值的序列与由形成所述待识别序列的矢量确定的参考序列相关的第二电路产生与两个相关序列的相似度相对应的值 以及用于通过将与两个相关序列的相似度对应的值与阈值进行比较来决定识别的有效性的电路。
    • 5. 发明授权
    • Electrostatic image sensor having an electret which polarizes a
photoconductive layer
    • 具有使光电导层极化的驻极体的静电图像传感器
    • US4818857A
    • 1989-04-04
    • US106262
    • 1987-10-09
    • Francois MicheronDominique Broussoux
    • Francois MicheronDominique Broussoux
    • G03B42/02A61B6/00G01T1/14G01T1/29H01L31/08H04N1/113H04N5/335H01J31/50H01J40/14
    • G01T1/14G01T1/246G01T1/2935H01L31/085
    • An embodiment of the electrostatic image sensor comprises essentially two electrodes, one layer of photoconductive material and one dielectric layer comprising an electret designed to polarize the photoconductive layer without requiring a voltage source during the recording of an image. During a recording stage, a change-over switch short-circuits the electrodes. Photocarriers are released by the X-rays that have crossed an object to be radiographed. The said photocarriers move in the electrical field created by the electret and tend to cancel the electrical field at the interface between the two layers. During a reading stage, the change-over switch connects the electrodes to the inputs of a current amplifer while a light beam scans the layer of photoconductive material. The photocarriers move and completely cancel the electrical field at every point of the interface between the two layers. The current detected by the amplifier makes it possible to display an image on a cathode ray tube. During an initialization stage, the layer of photoconductive material is brought to the neutral state by means of a direct voltage generator connected to the electrodes by the change-over switch.
    • 静电图像传感器的一个实施例基本上包括两层电极,一层光电导材料和一层介电层,其中包括驻极体,该驻极体被设计成使光电导层极化,而在记录图像期间不需要电压源。 在记录阶段,切换开关短路电极。 照片载体被X射线释放,X射线已经穿过要被放射照相的物体。 所述光载流子在由驻极体产生的电场中移动,并且倾向于消除两层之间的界面处的电场。 在读取阶段,转换开关将电极连接到电流放大器的输入端,同时光束扫描光电导材料层。 光载体在两层之间的界面的每个点移动并完全消除电场。 由放大器检测的电流使得可以在阴极射线管上显示图像。 在初始化阶段期间,光电导材料层通过转换开关连接到电极的直流电压发生器进入中立状态。
    • 7. 发明授权
    • Reflecting electrostatic display cell
    • 反射静电显示单元
    • US4176345A
    • 1979-11-27
    • US866340
    • 1978-01-03
    • Francois MicheronJean-Luc Bruneel
    • Francois MicheronJean-Luc Bruneel
    • G09F9/37H02N1/00G08B5/00
    • H02N1/006G09F9/372
    • A reflecting electrostatic display cell comprising a dihedral block having two surfaces departing from an edge, two electrodes extending onto respectively said two surfaces, and an electret sheet secured to said edge. One electrode and one face of the sheet are painted with a first color; and the second electrode and the remaining surface of the sheet are painted with a second color. Under the control of a temporary voltage applied between the electrodes, the electret sheet sticks to one electrode, the cell thus presenting one of the two colors. Under the control of a temporary reversed voltage, the electret sheet sticks to the other electrode, the cell thus presenting the other colors.
    • 一种反射静电显示单元,包括具有两个表面离开边缘的二面体块,分别延伸到所述两个表面的两个电极和固定到所述边缘的驻极体片。 片材的一个电极和一个表面涂有第一种颜色; 并且第二电极和片材的剩余表面被涂覆有第二颜色。 在施加在电极之间的临时电压的控制下,驻极体片粘附到一个电极,因此电池呈现出两种颜色之一。 在临时反转电压的控制下,驻极体片粘附到另一个电极,因此电池呈现出其它颜色。
    • 9. 发明授权
    • Computer-aided tomography apparatus
    • 计算机辅助断层扫描仪
    • US5029336A
    • 1991-07-02
    • US309791
    • 1989-01-03
    • Francois MicheronSylvain KretschmerJean C. LehureauFrancois ZingerMichel Hommerin
    • Francois MicheronSylvain KretschmerJean C. LehureauFrancois ZingerMichel Hommerin
    • A61B6/03A61B6/00H04B10/00
    • A61B6/56H04B10/25
    • The apparatus comprises an X-ray source (6) to generate a beam of radiations (7) through an object (4) or the body of a patient to be examined and a multichannel detector (8) to provide information concerning the intensity of the radiation retransmitted by the object examined. Both the source and the detector are mounted on a rotor (2) integral with the stator (1) which surrounds the object (4) examined. It also comprises at least one lateral diffusion light guide (14, 15) wound round the rotor (2) or on the internal surface of the stator (1) to transmit optically between optical receiver and emitter means (9, 10) of the rotor (2) and corresponding optical means (16, 17) of the stator (1), the information provided by the multichannel detector (8) and the control information of the X-ray source (6).
    • PCT No.PCT / FR87 / 00249 Sec。 371日期1989年1月3日 102(e)日期1989年1月3日PCT Filed 1987年6月26日PCT Pub。 第WO88 / 00025号公报 日期:1988年1月14日。该装置包括:X射线源(6),用于通过物体(4)或待检查患者的身体产生辐射束(7);以及多通道检测器(8) 提供关于所检查对象重发的辐射的强度的信息。 源极和检测器都安装在与定子(1)成一体的转子(2)上,转子围绕被检测物体(4)。 它还包括绕转子(2)或定子(1)的内表面上缠绕的至少一个横向扩散光导(14,15),以在光接收器和转子的发射器件(9,10)之间光学传输 (2)和相应的定子(1)的光学装置(16,17),由多通道检测器(8)提供的信息和X射线源(6)的控制信息。