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    • 12. 发明授权
    • Color printing method and apparatus
    • 彩色打印方法和装置
    • US4873546A
    • 1989-10-10
    • US264399
    • 1988-10-28
    • Wolfgang ZahnManfred FursichWilhelm NitschHans-Jurgen RauhHelmut Treiber
    • Wolfgang ZahnManfred FursichWilhelm NitschHans-Jurgen RauhHelmut Treiber
    • G01J3/46B41F33/00G01J1/42G01J3/14G01J3/28G01N21/59G01N21/86G03B27/73G03B27/80
    • G01N21/5911B41F33/0036G03B27/735G01J1/4223G01J2003/2813G01J3/14G01J3/2803G01N21/86
    • Light containing blue, green and red radiation is passed through a colored original which is to be printed on color copy material. The transmitted light is spread out into a color spectrum which extends across a first wavelength range generally corresponding to the blue portion of the spectrum, a second wavelength range generally corresponding to the green portion of the spectrum and a third wavelength range generally corresponding to the red portion of the spectrum. The intensity of the transmitted light is measured throughout the spectrum and average of the resulting raw intensities are taken oer each of a series of wavelength intervals which are much shorter than the first, second and third ranges. The copy material has a gamma value for each wavelength interval and such gamma value represents the spectral sensitivity of the copy material in the corresponding interval. The average intensity for each wavelength interval is multiplied by the respective gamma value to yield a corrected intensity. The corrected intensities for each wavelength range are summed to generate first, second and third sums corresponding to the first, second and third ranges and respectively representing the blue, green and red densities of the original. The first, second and third sums are used to calculate the respective amounts of blue, green and red light required to print the original with a neutral gray density.
    • 含有蓝色,绿色和红色辐射的光通过将被打印在彩色复印材料上的彩色原稿。 透射的光被扩散到彩色光谱中,该色谱线延伸跨越通常对应于光谱的蓝色部分的第一波长范围,通常对应于光谱的绿色部分的第二波长范围和通常对应于红色的第三波长范围 部分光谱。 在整个光谱中测量透射光的强度,并且所得到的原始强度的平均值采用比第一,第二和第三范围短得多的一系列波长间隔中的每一个。 复制材料对于每个波长间隔具有伽马值,并且这样的伽马值表示复制材料在相应间隔中的光谱灵敏度。 每个波长间隔的平均强度乘以相应的伽马值以产生校正强度。 将每个波长范围的校正强度相加以产生对应于第一,第二和第三范围的第一,第二和第三和,并分别表示原始的蓝色,绿色和红色密度。 第一,第二和第三和用于计算以中性灰度密度打印原稿所需的蓝色,绿色和红色光的各自的量。
    • 13. 发明授权
    • Method of and arrangement for determining the sharpness of originals for
reproduction
    • 用于确定用于再现的原稿的清晰度的方法和装置
    • US4649422A
    • 1987-03-10
    • US706499
    • 1985-02-28
    • Wilfried RauskolbHelmut TreiberWilhelm Nitsch
    • Wilfried RauskolbHelmut TreiberWilhelm Nitsch
    • G01N21/59G01N21/17G03B27/73G03B27/80G03D15/00G03F3/08
    • G03D15/001G03B27/80
    • An original to be reproduced is scanned line-by-line, and a scanning signal is generated for each linear, scanned region. The scanning signals represent the densities of the respective regions. A portion of each scanning signal is filtered to remove the higher frequencies. The filtered signal is differentiated to yield first density gradients, and the extreme positive and negative values of the first density gradients are determined for each region. Another portion of each scanning signal is differentiated without first removing the higher frequencies thereby yielding second density gradients. The extreme positive and negative values of the second density gradients are likewise determined for each region. A ratio of the extreme positive second density gradient to the extreme positive first density gradient is formed for each region, as is a ratio of the magnitude of the extreme negative second density gradient to the magnitude of the extreme negative first density gradient. A pair of sharpness values is then established for each region by subtracting 1 from the respective ratios. All of the sharpness values are now grouped according to the second density gradients or, alternatively, according to the second density gradients, as well as the density ranges of the respective scanned regions. The magnitudes of the sharpness values in each group are summed, and the sums compared with respective reference values. The original is classified as to its sharpness depending upon the results of the comparison so that a judgment may be made as to whether the original is worthwhile reproducing.
    • 逐行扫描要再现的原稿,并为每个线性扫描区域生成扫描信号。 扫描信号表示各个区域的密度。 每个扫描信号的一部分被滤波以去除更高的频率。 滤波后的信号被分化以产生第一密度梯度,并且确定每个区域的第一密度梯度的极值正值和负值。 每个扫描信号的另一部分被区分,而不首先去除更高的频率,从而产生第二密度梯度。 对于每个区域,同样确定第二密度梯度的极值正值和负值。 对于每个区域形成极端正的第二密度梯度与极端的正的第一密度梯度的比率,以及极端的负的第二密度梯度的幅度与极端负的第一密度梯度的大小的比率。 然后通过从各自的比例中减去1来为每个区域建立一对锐度值。 所有锐度值现在根据第二密度梯度或者根据第二密度梯度以及各扫描区域的密度范围分组。 将每个组中的锐度值的大小相加,并且将总和与相应的参考值进行比较。 根据比较的结果,原件被分类为其清晰度,从而可以判断原件是否值得再现。
    • 14. 发明授权
    • Photographic copying apparatus
    • 摄影复印机
    • US4585338A
    • 1986-04-29
    • US663991
    • 1984-10-22
    • Wilhelm NitschWalter KieslichHelmut Treiber
    • Wilhelm NitschWalter KieslichHelmut Treiber
    • G02B7/08G02B7/10G03B27/34G03G15/041G03B27/40
    • G03B27/34G02B7/10
    • In a photographic copying apparatus, in which the plane of the original and the plane of the copying material are positioned at the stable distance from each other, an objective has two optical elements which are adjustable relative to a reference position by means of the associated step motors in the axial direction so as to thereby adjust an image scale and a focus distance. A computer for controlling the step motors and two memory devices, connected to the computer, are provided in the apparatus. The data of the objective characteristics are stored in the first memory and specific apparatus data, as well as individual user's data, are programmed by a user and stored in the second memory. The computer controls the step motors in accordance with the capacities of the two memory devices.
    • 在其中原稿的平面和复印材料的平面位于彼此稳定距离的照相复印设备中,物镜具有两个光学元件,其通过相关的步骤相对于参考位置可调节 电动机沿轴向方向,从而调整图像尺度和对焦距离。 在该装置中设置有用于控制步进电机和连接到计算机的两个存储装置的计算机。 客观特性的数据存储在第一存储器中,特定装置数据以及各个用户的数据由用户编程并存储在第二存储器中。 计算机根据两个存储器件的容量控制步进电机。
    • 15. 发明授权
    • Method and apparatus for producing photographic index prints
    • 用于制作摄影指纹照片的方法和装置
    • US5745252A
    • 1998-04-28
    • US931063
    • 1997-09-15
    • Hans-Juergen RauhHelmut TreiberHans-Georg Schindler
    • Hans-Juergen RauhHelmut TreiberHans-Georg Schindler
    • G03D15/00G03B27/46G03B27/73H04N1/23G03B27/80H04N1/46
    • G03B27/462G03B27/735G03B2227/005
    • A method of printing regular photographic prints on a strip of paper along with index prints--that is, prints with images that are smaller than those in the regular prints--from series of negatives on rolls of film. The smaller images are projected next to and one after another along the strip to produce an index print as wide as the strip. The regular prints and the index prints are printed at different points along the strip. The results of area-by-area measurements of the negatives obtained while the regular prints are being printed are exploited to control light quantities while the index prints are being printed. The distance the strip of paper advances from one printing point to the other is regulated to ensure that paper is advanced to the index print printing point once the last negative in a series has been projected onto the strip until the trailing edge of the last print arrives at the margin of the exposure area in the index print printing point. Further printing procedures are discontinued at the regular print printing point until the trailing end of a length of paper that is reserved for the index print associated with that series of negatives, and that must accordingly not be exposed to light, has crossed the edge of the exposure opening near the index print printing point.
    • 将一张照片打印在一张纸上以及索引印刷品的印刷方法,即使用比常规印刷品中的图像少的图像,从卷片上的一系列底片印刷。 较小的图像沿着条带相邻并且一个接一个地投影,以产生与条带一样宽的索引。 常规印刷品和索引印刷品沿着条带的不同点印刷。 在打印常规打印时获得的负片的逐区域测量的结果被用于在打印索引片时控制光量。 调整纸条从一个打印点前进到另一个打印点的距离,以确保一旦一个系列中的最后一个负数投影到条上,直到最后一个打印的后边缘到达时,纸张将前进到索引打印打印点 在索引打印点的曝光区域的边缘。 在常规打印打印点处,继续进行打印程序,直到与该系列底片相关联的,并且相应地不被曝光的索引打印纸保留的一段纸张的尾端已经越过了 曝光开放附近的索引打印点。
    • 16. 发明授权
    • Processing method and apparatus for exposed and developed film with
position sensing
    • 具有位置感测的曝光和显影胶片的处理方法和装置
    • US4906854A
    • 1990-03-06
    • US264314
    • 1988-10-28
    • Hans-Jurgen RauhHelmut Treiber
    • Hans-Jurgen RauhHelmut Treiber
    • G03D15/00G03B27/62G03C11/00
    • G03B27/6285G03C11/00
    • An exposed and developed filmstrip has a longitudinally extending row of image areas and a row of perforations along each longitudinal margin. The image areas and perforations have no fixed positional relationship. The filmstrip is conveyed lengthwise from a scanning station to an operating station. A procedure involving the filmstrip is performed at the operating station when an image area is present at such station. To establish the arrival of an image area at the operating station, the filmstrip is photoelectrically scanned at the scanning station to locate the leading edge of the image area. The leading edge is conveyed from a preselected location, which may or may not be the scanning station, to the oeprating station along a path of fixed length. The length of the path is expressed in terms of the spacing between neighboring perforations of a row and the arrival of the leading edge at the operating station is established by counting perforations as the filmstrip travels. Fractions of the perforation spacing, which may arise if the leading edge is located between two perforations or if the path length is not an integral multiple of the perforation spacing, are measured by counting the steps performed by a stepping motor which drives the filmstrip or by counting the revolutions of rollers which engage the filmstrip.
    • 曝光和显影的胶片具有纵向延伸的一排图像区域和沿着每个纵向边缘的一排穿孔。 图像区域和穿孔没有固定的位置关系。 胶卷从扫描站纵向传送到操作台。 当在该站处存在图像区域时,在操作台执行涉及胶卷的过程。 为了在操作台上建立图像区域的到来,在扫描站上光电扫描胶片以定位图像区域的前缘。 前沿从预定位置传送,该位置可能是扫描站也可能不是扫描站,沿着固定长度的路径传送到检测站。 路径的长度以行的相邻穿孔之间的间距表示,并且通过在胶片行进时计数穿孔来确定在操作台处的前缘的到达。 如果前缘位于两个穿孔之间或如果路径长度不是穿孔间距的整数倍,则可能会产生穿孔间距的分数,通过计数驱动胶卷的步进电机执行的步骤或通过 计算与胶片接合的辊的转数。
    • 17. 发明授权
    • Method of copying color exposures
    • 复印彩色曝光的方法
    • US4566786A
    • 1986-01-28
    • US717323
    • 1985-03-29
    • Manfred FursichHelmut TreiberBerthold FerggGunter FindeisWolfgang Zahn
    • Manfred FursichHelmut TreiberBerthold FerggGunter FindeisWolfgang Zahn
    • G03B27/73G03C5/08G03B27/32G03B27/80
    • G03B27/73
    • A film has a series of exposed and developed negatives. Each negative is scanned at a multiplicity of regions, and the densities of each region in the three primary colors are measured. A blue/red density differential is derived for each region by subtracting the red density of a respective region from its blue density. The neutral density of each region is calculated, and every region is assigned a coordinate on a plot of blue/red density differential versus neutral density. According to one embodiment, the blue/red density differential for each region having a neutral density equal to or greater than a limiting value is then subtracted from the blue/red density differential given by a characteristic curve for the film. The differences obtained in this manner are analyzed, at least for selected negatives, and the minimum difference for each selected negative is determined. The region corresponding to the minimum difference is that region of a negative having the maximum blue density. The blue/red density differential for the region of maximum blue density is compared with a pair of reference values derived from respective reference curves representing blue/red density differential as a function of neutral density. Based on the results of this comparison, each selected negative is classified as to whether it was exposed by artificial light or natural light, and is assigned an appropriate color correction factor for copying. Another embodiment is employed if the characteristic curve is found to lie near one of the reference curves. Here, the steps of subtracting blue/red density differentials and analyzing the resulting differences are omitted, and all negatives of the film are immediately classified as having been exposed by artificial light.
    • 一部电影有一系列暴露和发展的负面影片。 每个负数在多个区域被扫描,并且测量三原色中每个区域的密度。 通过从其蓝色密度减去相应区域的红色密度,为每个区域导出蓝色/红色浓度差异。 计算每个区域的中性密度,并且在蓝色/红色密度差异与中性密度的图上分配每个区域的坐标。 根据一个实施例,然后从具有等于或大于极限值的中性密度的每个区域的蓝/红密度差被从由薄膜的特性曲线给出的蓝/红密度差减去。 分析以这种方式获得的差异,至少对于所选择的否定,并确定每个所选阴性的最小差异。 对应于最小差的区域是具有最大蓝色密度的负区域。 将最大蓝色密度区域的蓝色/红色浓度差异与从表示蓝色/红色密度差异的各个参考曲线导出的一对参考值作为中性密度的函数进行比较。 基于该比较的结果,每个选择的阴性被分类为是否被人造光或自然光曝光,并且被赋予适当的颜色校正因子进行复制。 如果发现特征曲线位于一个参考曲线附近,则采用另一个实施例。 这里,省略减去蓝色/红色浓度差异并分析所得差异的步骤,并且将膜的所有负片立即分类为已经通过人造光曝光。
    • 18. 发明授权
    • Apparatus for introducing strip-shaped material into cassettes or the
like
    • 将带状材料引入盒子等的装置
    • US4469291A
    • 1984-09-04
    • US418090
    • 1982-09-14
    • Helmut TreiberChristian GotzeGunter LammelErich Nagel
    • Helmut TreiberChristian GotzeGunter LammelErich Nagel
    • G03B1/56G03B27/58G03B1/04G11B15/32
    • G03B27/587G03B1/56
    • A copying machine admits a web of freshly exposed photographic paper directly into a cassette whose core engages and convolutes the web therearound. The progress of engagement between the leader of the web and the core is monitored by comparing the peripheral speed of the core with the peripheral speed of a rotor forming part of an advancing roll for the web and receiving torque from a variable-speed motor which also drives the core. The peripheral speed of the rotor increases when the leader of the web is adequately attached to the core, and this is detected by a circuit having first and second photoelectronic monitoring devices which respectively monitor the peripheral speeds of the rotor and the core. The signals which are generated by the monitoring devices are processed, and the processed signals are used to change the speed of the variable-speed motor, to deactivate a catcher mechanism which directs the leader of the web toward the core and assists in the establishment of adequate engagement between the leader and the core, to change the supply of energy to the motor as the diameter of convoluted web on the core increases, and/or to actuate an alarm device when the completion of attachment of the leader to the core is unduly delayed.
    • 复印机将新鲜曝光的照相纸的纤维网直接插入到其中磁芯与其周围的网络接合和卷绕的盒中。 通过将芯的圆周速度与形成用于卷筒纸的前进辊的一部分的转子的圆周速度进行比较,并且从变速马达接收扭矩来监测卷筒纸的卷边和卷芯的啮合进展, 驱动核心。 当腹板的引导件充分地附接到芯部时,转子的圆周速度增加,并且这由具有分别监测转子和芯的圆周速度的第一和第二光电子监控装置的电路检测。 处理由监视装置产生的信号,并且使用处理过的信号来改变变速电动机的速度,以取消对引导卷筒纸的引导件朝向芯部的捕获机构,并且有助于建立 引导者和核心之间的充分接合,当核心上的卷曲网的直径增加时,改变向马达的能量供应,和/或当领导者到核心的附接完成时致动报警装置 延迟。
    • 19. 发明授权
    • Method and apparatus for printing photographs from developed film onto light-sensitive photoprint material
    • 将显影胶片照片印刷到光敏照相印刷材料上的方法和装置
    • US06359676B1
    • 2002-03-19
    • US09710938
    • 2000-11-13
    • Helmut TreiberFriedrich Jacob
    • Helmut TreiberFriedrich Jacob
    • G03B2744
    • G03B27/462G03B27/735G03B2227/005
    • Apparatus for imaging photographic negatives onto light-sensitive photoprint material includes a platform (3) for the print material; a digital image projection system (2) with an electronic image generation unit; and an integrated analog image projection system (1) with an light source and a negative holder. The image generator of the digital image projection system is disposed outside the light ray path of the analog image projection system. The projection systems are so constructed and arranged that the photoprint material on the platform (3) can receive images from both projection systems simultaneously or consecutively. When a change is made for the projection of images by one projection system to the other, the two light ray paths remain unchanged.
    • 用于将感光底片成像到感光照相印刷材料上的装置包括用于印刷材料的平台(3) 具有电子图像生成单元的数字图像投影系统(2); 以及具有光源和负极保持器的集成模拟图像投影系统(1)。 数字图像投影系统的图像生成器设置在模拟图像投影系统的光线路径的外侧。 投影系统被构造和布置成使得平台(3)上的照片印刷材料可以同时或连续地从两个投影系统接收图像。 当通过一个投影系统将图像投影到另一个投影系统时,两个光线路径保持不变。
    • 20. 发明授权
    • Method for determining the amount of light in each primary color when copying a colored original
    • 复制彩色原稿时确定每种原色的光量的方法
    • US06169599A
    • 2001-01-02
    • US08115209
    • 1993-09-01
    • Manfred FuersichHelmut TreiberWolfgang Zahn
    • Manfred FuersichHelmut TreiberWolfgang Zahn
    • G03B2780
    • G03B27/735
    • There is disclosed a method for determining the amounts of individual copying light when copying color originals, particularly color negatives which are combined into films. The color originals are scanned photoelectrically and separately in the primary colors by region or by point, and the results of the measurement are used to control the amounts of copying light. For each scanned region a first difference is formed between the density values of two basic colors, a second difference is formed between the density values of one of these basic colors and the third basic color, and the average density is formed from the density measurements of the three basic colors. In each case, a functional relationship with the average density is produced, known as a color density difference curve, which describes the color behavior of the recording material on which the copy is to be made. This functional relationship supplies film-specific values for producing copies of the film, the film-specific values being used for the determination of the amounts of copying light for the original to be copied. For films of one type, the functional relationship between color density difference values and average densities describing the color behavior common to this are determined and stored as standard color density difference curves. When a film of this type appears, these stored standard color density difference curves are used to determine copying light quantities.
    • 公开了一种在复印彩色原稿时,特别是组合成薄膜的彩色底片时,确定单个复印光量的方法。 彩色原稿通过区域或点按原色扫描光电分离,测量结果用于控制复印光量。 对于每个扫描区域,在两种基本颜色的浓度值之间形成第一差异,在这些基色和第三基色之一的浓度值之间形成第二差异,并且平均浓度由 三种基本颜色。 在每种情况下,产生具有平均密度的功能关系,称为颜色密度差曲线,其描述要在其上进行复印的记录材料的颜色行为。 该功能关系提供用于制作电影副本的电影专用值,该电影专用值用于确定要复制的原件的复印光量。 对于一种类型的胶片,确定描述颜色浓度差值和与其共同的颜色行为的平均密度之间的功能关系,并将其作为标准色密度差曲线存储。 当出现这种类型的胶片时,使用这些存储的标准色浓度差分曲线来确定复印光量。