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    • 62. 发明授权
    • Method and apparatus for reserving digital rights
    • 保留数字权利的方法和装置
    • US07953668B2
    • 2011-05-31
    • US11446668
    • 2006-06-05
    • Jiang ZhangAlexander MedvinskyPetr Peterka
    • Jiang ZhangAlexander MedvinskyPetr Peterka
    • G06F21/00
    • G06Q10/00G06Q90/00
    • The present invention discloses an apparatus and method for reserving a set of requested rights. In one example, the digital rights data associated with digital content information is found in a remaining rights file using a license index. A portion of the digital rights data is subsequently reserved. A determination is made as to whether a content download associated with the digital content information is successful. If the content download is unsuccessful, then the reserved portion of the digital rights data is cancelled. Alternatively, if the content download is successful, then the remaining rights file is updated to reflect a use of the portion of the digital rights data.
    • 本发明公开了一种用于保留一组请求权限的装置和方法。 在一个示例中,使用许可索引在剩余的权限文件中找到与数字内容信息相关联的数字版权数据。 数字版权数据的一部分随后被保留。 确定与数字内容信息相关联的内容下载是否成功。 如果内容下载不成功,则取消数字版权数据的保留部分。 或者,如果内容下载成功,则剩余的权利文件被更新以反映该部分数字版权数据的使用。
    • 64. 发明授权
    • Head pose assessment methods and systems
    • 头姿势评估方法和系统
    • US07844086B2
    • 2010-11-30
    • US12143717
    • 2008-06-20
    • Yuxiao HuLei ZhangMingjing LiHong-Jiang Zhang
    • Yuxiao HuLei ZhangMingjing LiHong-Jiang Zhang
    • G06K9/00
    • G06F3/012G06K9/00268G06K9/6211G06T7/73G06T2207/30201
    • Improvements are provided to effectively assess a user's face and head pose such that a computer or like device can track the user's attention towards a display device(s). Then the region of the display or graphical user interface that the user is turned towards can be automatically selected without requiring the user to provide further inputs. A frontal face detector is applied to detect the user's frontal face and then key facial points such as left/right eye center, left/right mouth corner, nose tip, etc., are detected by component detectors. The system then tracks the user's head by an image tracker and determines yaw, tilt and roll angle and other pose information of the user's head through a coarse to fine process according to key facial points and/or confidence outputs by pose estimator.
    • 提供了改进以有效地评估用户的脸部和头部姿势,使得计算机或类似装置可以跟踪用户对显示装置的注意。 然后可以自动选择用户转向的显示或图形用户界面的区域,而不需要用户提供进一步的输入。 应用前置面部检测器来检测使用者的正面,然后通过部件检测器检测左右眼中心,左/右口角,鼻尖等的关键面部点。 然后,系统通过图像跟踪器跟踪用户的头部,并且通过姿态估计器根据关键面部点和/或置信输出,通过粗略到精细处理确定用户头部的偏航,倾斜和滚动角度和其他姿态信息。
    • 66. 发明申请
    • Gas generator and method for influencing a gas flow in a gas generator
    • 气体发生器及影响气体发生器气体流量的方法
    • US20100186617A1
    • 2010-07-29
    • US12659935
    • 2010-03-25
    • Jiang Zhang
    • Jiang Zhang
    • C06D5/00B01J7/00B60R21/26
    • B60R21/264B60R2021/26094
    • The invention relates to a gas generator for an occupant protection system, particularly for an airbag module in a motor vehicle, having an outer housing, an interior space formed in the outer housing for receiving a gas generating substance, an outflow opening for discharging gas generated in the interior space out of the gas generator, and a flow connection between the interior space and the outflow opening. According to the invention, the cross section of the flow connection between the interior space and the outflow opening is designed to be temperature-dependently variable. Further, a method for influencing a gas flow in a gas generator is described.
    • 本发明涉及一种用于乘客保护系统的气体发生器,特别是用于机动车辆中的气囊模块,其具有外壳体,形成在外壳体中的用于接收气体发生物质的内部空间,用于排出产生的气体的流出开口 在气体发生器外部的内部空间中,以及内部空间和流出开口之间的流动连接。 根据本发明,内部空间和流出开口之间的流动连接的横截面被设计为温度可变的。 此外,还描述了一种影响气体发生器中气体流动的方法。
    • 68. 发明授权
    • Robust multi-view face detection methods and apparatuses
    • 强大的多视角人脸检测方法和装置
    • US07689033B2
    • 2010-03-30
    • US10621260
    • 2003-07-16
    • Rong XiaoLong ZhuLei ZhangMingjing LiHong-Jiang Zhang
    • Rong XiaoLong ZhuLei ZhangMingjing LiHong-Jiang Zhang
    • G06K9/00G06K9/62G06K9/46G06K9/40
    • G06K9/4614G06K9/00228
    • Face detection techniques are provided that use a multiple-stage face detection algorithm. An exemplary three-stage algorithm includes a first stage that applies linear-filtering to enhance detection performance by removing many non-face-like portions within an image, a second stage that uses a boosting chain that is adopted to combine boosting classifiers within a hierarchy “chain” structure, and a third stage that performs post-filtering using image pre-processing, SVM-filtering and color-filtering to refine the final face detection prediction. In certain further implementations, the face detection techniques include a two-level hierarchy in-plane pose estimator to provide a rapid multi-view face detector that further improves the accuracy and robustness of face detection.
    • 提供了使用多级面部检测算法的人脸检测技术。 示例性的三阶段算法包括第一阶段,其通过去除图像内的许多非面部部分来应用线性滤波以增强检测性能;第二阶段,其使用用于组合层级内的增强分类器的升压链 “链”结构,以及使用图像预处理,SVM滤波和颜色滤波来完成最终面部检测预测来执行后置滤波的第三阶段。 在某些进一步的实施方式中,面部检测技术包括两层次平面姿态估计器,以提供进一步提高面部检测的准确性和鲁棒性的快速多视角面部检测器。
    • 69. 发明授权
    • Method and system for detecting black frames in a sequence of frames
    • 用于检测帧序列中的黑帧的方法和系统
    • US07650031B2
    • 2010-01-19
    • US10997071
    • 2004-11-23
    • Tie-Yan LiuBo FengHong-Jiang Zhang
    • Tie-Yan LiuBo FengHong-Jiang Zhang
    • G06K9/46G06K9/66G06K9/00G06K9/34G06K9/36H04N7/12H04H60/32
    • H04N17/004
    • Methods and systems for identifying black frames within a sequence of frames are provided. In one embodiment, the detection system detects black frames within a sequence of frames by fully decoding base frames and then partially decoding non-black, non-base frames in a way that ensures the blackness of each frame can be determined. The detection system decodes base frames before decoding dependent frames, which is referred to as processing frames in reverse order of dependency since a frame is processed before the frames that depend on it are processed. In another embodiment, the detection system determines the blackness of frames within a sequence of frames by processing the frames in order of their dependency and following chains of block dependency to decode and determine the blackness of blocks.
    • 提供了用于识别帧序列内的黑帧的方法和系统。 在一个实施例中,检测系统通过完全解码基本帧然后以确保每帧的黑度可以确定的方式部分地解码非黑色非基本帧来检测帧序列内的黑帧。 检测系统在解码相关帧之前对基本帧进行解码,其被称为处理帧,其依赖性相反,因为在处理依赖帧的帧被处理之前处理帧。 在另一个实施例中,检测系统通过按照它们的依赖性顺序处理帧并且跟随块依赖性链来解码和确定块的黑度来确定帧序列内的帧的黑度。