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    • 3. 发明授权
    • Electronic scanner or printer with ordered fiber optic array
    • 具有有序光纤阵列的电子扫描仪或打印机
    • US5155790A
    • 1992-10-13
    • US532932
    • 1990-06-04
    • Cherng-Jia Hwang
    • Cherng-Jia Hwang
    • G02B6/06
    • G02B6/06
    • An electronic scanner or printer using a fiber optic bundle and employing an initialization procedure is rendered more reliable, less expensive and provides a relatively easy path to gray scale and high resolution performance by using a unique fiber optic bundle. The bundle comprises ribbons of square fibers where the ribbons are set side by side at one end of the bundle and stacked at the other. Each square fiber of each ribbon comprises multiple rows and columns of (core) fibers each with a cladding to ensure total internal reflection of light. Gray scale is achieved by varying the exposure time and consequently the energy per pixel on a treated media or by statistically changing the amount of toner on an OPC drum creating limited apparent shades of black spots on a developed page.
    • 使用光纤束并使用初始化过程的电子扫描器或打印机变得更可靠,更便宜,并且通过使用独特的光纤束提供了相对容易的灰度级和高分辨率性能的路径。 束包括方形纤维带,其中带被并排设置在束的一端并堆叠在另一端。 每个丝带的每个方形纤维包括多个(核)纤维的列和列,每个具有包层以确保光的全内反射。 通过改变曝光时间并因此改变处理过的介质上每像素的能量,或者通过统计上改变OPC鼓上的调色剂量,在开发的页面上产生有限的黑色斑点,实现灰度级。
    • 4. 发明授权
    • Color page scanner using fiber optic bundle and a photosensor array
    • 彩色扫描仪使用光纤束和光电传感器阵列
    • US5011261A
    • 1991-04-30
    • US339602
    • 1989-04-17
    • Eugene I. Gordon
    • Eugene I. Gordon
    • G02B6/04G02B6/06H04N1/12H04N1/193
    • G02B26/103H04N1/19H04N1/1936H04N1/19589H04N1/12H04N1/193H04N1/195H04N2201/0081
    • A color image scanner comprises a noncoherent fiber optic bundle having a linear entrance face and an area exit face coupled to an array of photosensors. The density of sensors of the array is such that each fiber end in the exit face corresponds to a plurality of sensors. A striped (RGB) color filter positioned between the exit face and the sensor array permits a sensor to be selected for each color for each pixel in the entrance face. The addresses of the three sensors for each pixel are stored in a lookup table in a proper sequence to correspond to the proper pixel sequence in the entrance face. The addresses are stored in sequence in ROM and the sequence is triggered for each of the consecutive scan lines of a page being scanned. Thus, color scanner operation is achieved with a monochrome photosensor array in the absence of time-sequential color illumination.
    • 彩色图像扫描器包括具有线性入射面和耦合到光电传感器阵列的区域出射面的非相干光纤束。 阵列的传感器的密度使得出射面中的每个光纤端对应于多个传感器。 位于出射面和传感器阵列之间的条纹(RGB)彩色滤光片允许为入射面中的每个像素选择每种颜色的传感器。 用于每个像素的三个传感器的地址以正确的顺序存储在查找表中,以对应于入口面中的正确的像素序列。 这些地址按顺序存储在ROM中,并且针对被扫描页面的每个连续扫描行触发序列。 因此,在不存在时序色彩照明的情况下,利用单色光电传感器阵列实现彩色扫描器操作。
    • 6. 发明授权
    • Flying spot image scanner that utilizes a CRT coupled to a noncoherent
fiber optic bundle
    • 利用耦合到非相干光纤束的CRT的飞点图像扫描器
    • US4918304A
    • 1990-04-17
    • US325455
    • 1989-03-17
    • Eugene I. Gordon
    • Eugene I. Gordon
    • H04N1/12
    • H04N1/127H04N1/12H04N1/1295
    • An image scanner utilizes an area CRT while avoiding the low linear resolution limitations of such a device. The CRT is coupled to a noncoherent fiber optic bundle (area array) having a proximal end of a geometry to optically match the scanned area of the face plate. The remote end of the fiber array is linear and coupled to a scan segment of a page to be scanned. The beam of the CRT is directed to the consecutive fibers of the bundle in a sequence imposed by a look-up table containing digital addresses and digital to analog converters to produce the required x-y deflection voltages. Since there need only be 5100 fibers for a 600 line per inch scanner and the spot resolution of the CRT need only be in excess of 5100 positions, the resolution is easily obtained. For example, 5100 spots implies a linear resolution of 72 elements in a scan line. The decay time of the phosphor is chosen to be short enough that only one fiber is illuminated at any instant. A single output photodetector is used for monochrome and a three output photodetector is used for color.
    • 图像扫描器利用区域CRT,同时避免这种装置的低线性分辨率限制。 CRT耦合到具有几何形状的近端的非相干光纤束(区域阵列)以光学地匹配面板的扫描区域。 光纤阵列的远端是线性的,并且耦合到要扫描的页面的扫描段。 CRT的光束以包含数字地址和数模转换器的查找表强加的顺序被引导到束的连续光纤,以产生所需的x-y偏转电压。 由于每英寸扫描仪只需要有5100根光纤,而CRT的光点分辨率只能超过5100个位置,所以分辨率很容易获得。 例如,5100个点意味着扫描线中的72个元素的线性分辨率。 荧光体的衰减时间被选择为足够短,以至于只有一根光纤在任何瞬间被照亮。 单个输出光电检测器用于单色,三色输出光电检测器用于颜色。
    • 7. 发明授权
    • Spin initialization procedure
    • 旋转初始化程序
    • US5016974A
    • 1991-05-21
    • US335196
    • 1989-04-07
    • Charles Lee, deceased
    • Charles Lee, deceased
    • H04N1/195
    • H04N1/19589H04N1/195
    • An image scanner employing a fiber optic bundle extending from a linear entrance face to an area exit face and having an analog sensor array coupled to the exit face is initialized by a procedure which selects a subset of sensors of the array in a sequence to match the sequence of pixels in the entrance face even if the bundle is noncoherent. The initialization procedure is operative to select candidate sensors during a windowing operation and to sort the successful candidates into a proper sequence simultaneoulsy by exposure of the sensors to light of different durations which are a function of a multistage spinning pattern of transparent and opaque areas. The sequence of sensors obtained corresponds to the sequence of pixels in the linear entrance face.
    • 使用从线性入射面延伸到区域出射面并且具有耦合到出射面的模拟传感器阵列的光纤束的图像扫描器通过以序列选择阵列的传感器的子集以匹配的程序来初始化 即使束不相干,入射面中的像素序列也不同。 初始化过程可操作以在加窗操作期间选择候选传感器,并且通过将传感器暴露于作为透明和不透明区域的多级纺丝图案的函数的不同持续时间的光,同时将成功候选物分类为适当的序列。 获得的传感器序列对应于线性入射面中像素的序列。
    • 8. 发明授权
    • Fiber optic bundle and method of manufacture
    • 光纤束及其制造方法
    • US5216738A
    • 1993-06-01
    • US863587
    • 1992-04-03
    • Peretz M. Feder
    • Peretz M. Feder
    • G02B6/04G02B6/06
    • G02B6/06G02B26/103
    • A bundle of optical fibers having a linear first face and an area second face includes a frame for constraining the linear face to a geometry which compensates for any potential misalignment of pixels due to the movement of an electrostatic drum juxtaposed with the linear end. The fiber optic bundle is made of ribbons of optical fibers. The frame includes an elongated opening of a shallow sawtooth geometry where each "tooth" has a width to accept a ribbon and an offset at one end to raise the respective edge of the ribbon in a direction opposite to that in which the drum is moving.
    • 具有线性第一面和区域第二面的一束光纤包括用于将线性面约束成几何形状的框架,该几何形状补偿由于与线性端并置的静电鼓的运动而引起的像素的任何潜在的未对准。 光纤束由光纤带制成。 该框架包括浅锯齿形几何形状的细长开口,其中每个“齿”具有宽度以接受带状物,并且在一端具有偏移,以沿与鼓移动的方向相反的方向升高带状物的相应边缘。
    • 9. 发明授权
    • Color page scanner using fiber optic bundle and a photosensor array
    • 彩色扫描仪使用光纤束和光电传感器阵列
    • US5061036A
    • 1991-10-29
    • US549107
    • 1990-07-06
    • Eugene I. Gordon
    • Eugene I. Gordon
    • G02B6/06
    • G02B6/06
    • A color image scanner comprises a noncoherent fiber optic bundle having a linear entrance face and an area exit face coupled to an array of photosensors. The density of sensors of the array is such that each fiber end in the exit face corresponds to a plurality of sensors. A striped (RGB) color filter positioned between the exit face and the sensor array permits a sensor to be selected for each color for each pixel in the entrance face. The addresses of the three sensors for each pixel are stored in a lookup table in a proper sequence to correspond to the proper pixel sequence in the entrance face. the addresses are stored in sequence in ROM and the sequence is triggered for each of the consecutive scan lines of a page being scanned. Thus, color scanner operation is achieved with a monochrome photosensor array in the absence of time-sequential color illumination.
    • 彩色图像扫描器包括具有线性入射面和耦合到光电传感器阵列的区域出射面的非相干光纤束。 阵列的传感器的密度使得出射面中的每个光纤端对应于多个传感器。 位于出射面和传感器阵列之间的条纹(RGB)彩色滤光片允许为入射面中的每个像素选择每种颜色的传感器。 用于每个像素的三个传感器的地址以正确的顺序存储在查找表中,以对应于入口面中的正确的像素序列。 这些地址按顺序存储在ROM中,并且针对被扫描的页面的每个连续的扫描行触发序列。 因此,在不存在时序色彩照明的情况下,利用单色光电传感器阵列实现彩色扫描器操作。
    • 10. 发明授权
    • Flying spot scanner-printer
    • 飞点扫描仪打印机
    • US4975728A
    • 1990-12-04
    • US479658
    • 1990-02-08
    • Eugene I. Gordon
    • Eugene I. Gordon
    • G02B6/04H04N1/028H04N1/036H04N1/12
    • H04N1/0283G02B6/04H04N1/02815H04N1/02835H04N1/036H04N1/12H04N1/127H04N1/1295
    • A document scanner or printer includes a fiber optic bundle which has the fibers of one end arranged in a linear array and the fibers of the other end arranged in an area array. A CRT, or equivalent device, is coupled to the area array and adopted to generate light in a sequence of positions there. The sequence of positions is determined by an algorithm which organizes the addresses of those positions in a list of consecutive near neighbors. Other embodiments are operative to eliminate from the address sequence any address at which no light is to be generated. By shortening the path that a beam traverses or by eliminating some addresses from the address sequence, improved operating speeds are achieved.
    • 文件扫描器或打印机包括光纤束,其具有一端布置成线性阵列的纤维,另一端的光纤布置成区域阵列。 CRT或等效设备耦合到区域阵列并被采用以产生在那里的位置序列中的光。 位置序列由组合连续近邻列表中那些位置的地址的算法确定。 其他实施例可操作以从地址序列中消除任何不产生光的地址。 通过缩短光束穿过的路径或通过从地址序列中消除一些地址,可以实现改进的操作速度。