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    • 2. 发明申请
    • SYSTEM AND METHOD FOR EMBEDDING ADDITIONAL INFORMATION IN VIDEO DATA
    • 在视频数据中嵌入附加信息的系统和方法
    • US20080112490A1
    • 2008-05-15
    • US11931241
    • 2007-10-31
    • Koichi KamijoShuichi ShimizuNorishige Morimoto
    • Koichi KamijoShuichi ShimizuNorishige Morimoto
    • H04N7/12
    • G06T1/0035G06T2201/0052G06T2201/0053H04N7/24H04N19/467H04N21/23892H04N21/8358
    • A method and system for embedding an electronic watermark directly in an MPEG stream is provided. An intra-macroblock of an I-frame or of a P or B-frame is detected in an MPEG stream, and following the detection of an intra-macroblock of the I-frame or of the P or B-frame, data for one macroblock are extracted from the MPEG stream and buffered. An embedding pattern is embedded in the buffered macroblock without changing the length of VLC, and the resultant macroblock is returned to the MPEG stream. More specifically, a DC factor is extracted from the buffered macroblock, and a pseudorandom number is generated to produce an embedding pattern. Then, whether the bit length of the DC factor will not be changed by embedding the obtained embedded pattern is determined. When the bit length of the DC factor not be changed, the embedding pattern is embedded in the buffered macroblock. When the bit length will be changed, whether ½ of the embedding pattern can be embedded is determined. If possible, ½ of the embedded pattern is embedded in the macroblock.
    • 提供了一种用于将电子水印直接嵌入到MPEG流中的方法和系统。 在MPEG流中检测I帧或P帧或B帧的宏块内部,并且在I帧或P帧或B帧的宏块内检测之后,对于一个 从MPEG流提取宏块并进行缓冲。 在不改变VLC的长度的情况下,将嵌入图案嵌入到缓冲宏块中,并将所得到的宏块返回到MPEG流。 更具体地,从缓冲的宏块中提取DC因子,生成伪随机数以产生嵌入模式。 然后,通过嵌入获得的嵌入图案来确定DC因子的位长度是否不会改变。 当直流因子的位长度不改变时,嵌入模式被嵌入到缓冲宏块中。 当位长度被改变时,确定嵌入模式的1/2是否被嵌入。 如果可能,嵌入式图案的1/2将嵌入宏块中。
    • 4. 发明授权
    • Charged-particle-beam microlithography apparatus and methods including proximity-effect correction
    • 带电粒子束微光刻装置及包括邻近效应校正的方法
    • US06815693B2
    • 2004-11-09
    • US09789402
    • 2001-02-20
    • Koichi KamijoKazuya OkamotoTeruaki Okino
    • Koichi KamijoKazuya OkamotoTeruaki Okino
    • G01J100
    • B82Y10/00B82Y40/00H01J37/3174H01J2237/31764H01J2237/31769
    • Methods are disclosed for correcting proximity effects as affected by varying magnitudes of beam blur occurring at different respective locations in an image of a reticle subfield as projected onto the sensitive surface of a substrate. Local resizings of pattern-element profiles as defined on the reticle are made taking into consideration not only proximity effects arising from Coulomb interactions but also different magnitudes of beam blur occurring at different respective locations in a projected subfield. Beam blur is imparted by the projection-optical system and is a function of the magnitude of beam deflection, the location of pattern element(s) within the area of the exposed subfield, and the exposure-energy profile on the surface of the substrate being exposed. A resist-development energy threshold is established such that the edges of pattern elements as transferred to the wafer in response to the exposure-energy profile will be at their desired locations according to design specifications. The corresponding elements as defined on the reticle are adjusted accordingly so that their linewidths as projected will be within design specifications.
    • 公开了用于校正邻近效应的方法,其受到在投影到基板的敏感表面上时在光罩子场的图像中的不同相应位置处发生的波束模糊的变化幅度的影响。 不仅考虑到库仑相互作用产生的邻近效应,还考虑到在投影子场中的不同相应位置发生的波束模糊的不同幅度,进行了在分划板上定义的图形元素分布的局部偏移。 光束模糊由投影光学系统赋予,并且是光束偏转的大小,图案元素在曝光子场的区域内的位置以及衬底表面上的曝光能量分布的函数 裸露。 建立抗蚀剂显影能量阈值,使得响应于曝光能量分布转移到晶片的图案元素的边缘将根据设计规格处于其期望的位置。 相应地调整在掩模版上定义的相应元件,使得其投影的线宽将在设计规格之内。
    • 8. 发明授权
    • Control method of image forming apparatus and image forming apparatus
    • 图像形成装置和图像形成装置的控制方法
    • US08036566B2
    • 2011-10-11
    • US12140124
    • 2008-06-16
    • Koichi KamijoSatoshi ChibaKen Ikuma
    • Koichi KamijoSatoshi ChibaKen Ikuma
    • G03G15/00G03G15/10G03G15/14G03G21/00
    • G03G15/161
    • A control method and an image forming apparatus. The apparatus includes a latent image carrier; a development apparatus for developing a liquid developer containing a toner, a carrier liquid and a dispersant soluble in the carrier liquid therein on the latent image carrier; an intermediate transfer medium to which a developer image developed on the latent image carrier is transferred; a transfer apparatus for transferring the developer image on the intermediate transfer medium to a transfer material; and a dispersant collecting liquid application unit for applying a dispersant collecting liquid on the intermediate transfer medium. The method includes performing the control such that after finishing of transfer of the developer image onto intermediate transfer medium, application of the dispersant collecting liquid on the intermediate transfer medium is started by the dispersant collecting liquid application unit.
    • 控制方法和图像形成装置。 该装置包括潜像载体; 显影装置,用于将潜在载体上含有调色剂,载体液和可溶于载体液体的分散剂的液体显影剂显影; 在潜像载体上显影显影剂图像的中间转印介质; 用于将中间转印介质上的显影剂图像转印到转印材料上的转印装置; 以及用于在中间转印介质上涂布分散剂收集液的分散剂收集液体施加单元。 该方法包括执行控制,使得在完成将显影剂图像转印到中间转印介质上之后,通过分散剂收集液施加单元开始将分散剂收集液体施加到中间转印介质上。
    • 9. 发明授权
    • Encrypted communication for selectively delivering a message to multiple decrypting devices
    • 加密通信,用于选择性地将消息传递到多个解密设备
    • US07739492B2
    • 2010-06-15
    • US12193569
    • 2008-08-18
    • Koichi Kamijo
    • Koichi Kamijo
    • H04L9/00
    • H04L63/0442H04L9/0836H04L2209/601
    • Reduces message length of encrypted message to be transmitted selectively to plurality of decrypting devices. An encrypting device includes a generating unit for generating node associating information configured to associate respective terminal nodes in a tree structure with each decrypting device in relation to a group of decrypting devices enabled for decryption, a extracting unit for extracting a decryption enabled node containing decrypting devices in descendant terminal nodes and not containing a decrypting device with decryption disabled in any of the descendant terminal nodes, and a unit for encrypting the message by use of a node encryption key for the decryption enabled node. Decrypting devices include specifying unit for specifying terminal node associated with decrypting device based on node associating information, and a decrypting unit for decrypting encrypted message using a node decryption key for any decryption enabled nodes ranging from terminal node to root node thereof.
    • 减少要被选择性传送到多个解密装置的加密消息的消息长度。 加密装置包括:生成单元,用于生成节点关联信息,所述节点关联信息被配置为将树结构中的各个终端节点与每个解密装置相关联的能够进行解密的解密装置组相关联;提取单元,用于提取包含解密装置的解密使能节点 在后代终端节点中,并且不包含在任何后代终端节点中禁用解密的解密设备,以及用于通过使用用于解密使能节点的节点加密密钥来加密消息的单元。 解密装置包括用于基于节点关联信息指定与解密装置相关联的终端节点的指定单元,以及使用从终端节点到其根节点的任何解密使能节点的节点解密密钥来解密加密消息的解密单元。