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    • 12. 发明申请
    • METHOD AND APPARATUS FOR ENHANCED VIDEO CODING
    • 用于增强视频编码的方法和装置
    • US20090022220A1
    • 2009-01-22
    • US11911505
    • 2006-04-13
    • Yuri VatisBernd EdlerIngolf WassermannDieu Thanh NguyenJoern Ostermann
    • Yuri VatisBernd EdlerIngolf WassermannDieu Thanh NguyenJoern Ostermann
    • H04N7/12
    • H04N19/59H04N19/117H04N19/136H04N19/174H04N19/176H04N19/182H04N19/187H04N19/196H04N19/31H04N19/33H04N19/46H04N19/463H04N19/51H04N19/523H04N19/593H04N19/61
    • Standard video compression techniques apply motion-compensated prediction combined with transform coding of the prediction error. In the context of prediction with fractional-pel motion vector resolution it was shown, that aliasing components contained in an image signal are limiting the prediction efficiency obtained by motion compensation. In order to consider aliasing, quantization and motion estimation errors, camera noise, etc., we analytically developed a two dimensional (2D) non-separable interpolation filter, which is independently calculated for each frame by minimizing the prediction error energy. For every fractional-pel position to be interpolated, an individual set of 2D filter coefficients is determined. Since transmitting filter coefficients as side information results in an additional bit rate, which is almost constant for different image resolutions and total bit rates, the loss in coding gain increases when total bit rates sink. Therefore, we developed an algorithm, which regards the non-separable two-dimensional filter as a polyphase filter. For each frame, predicting the interpolation filter impulse response through evaluation of the polyphase filter, we only have to encode the prediction error of the filter coefficients.
    • 标准视频压缩技术应用运动补偿预测与预测误差的变换编码相结合。 在分数像素运动矢量分辨率的预测的上下文中,显示了包含在图像信号中的混叠分量限制了通过运动补偿获得的预测效率。 为了考虑混叠,量化和运动估计误差,相机噪声等,我们分析开发了一种二维(2D)不可分离内插滤波器,它通过最小化预测误差能量对每帧进行独立计算。 对于要插值的每个小数像素位置,确定一组二维滤波器系数。 由于发送滤波器系数作为侧信息导致附加比特率,对于不同的图像分辨率和总比特率几乎是一定的,所以当总比特率下降时,编码增益的损失增加。 因此,我们开发了一种将不可分离的二维滤波器作为多相滤波器的算法。 对于每个帧,通过评估多相滤波器来预测内插滤波器脉冲响应,我们只需要对滤波器系数的预测误差进行编码。
    • 16. 发明申请
    • Cutting device for cutting bone tissue
    • 用于切割骨组织的切割装置
    • US20040143269A1
    • 2004-07-22
    • US10683669
    • 2003-10-17
    • Universitaet HannoverMedizinische Hochschule Hannover
    • Frank PudeHartmut LouisLudger KirschCarl Joachim WirthStaphan Schmolke
    • A61B017/16
    • A61B17/3203A61B17/1644A61B17/1764A61B2017/1648A61B2217/005
    • A cutting device (1) for cutting bone tissue (3), which is particularly intended for correcting malpositions, and which enables a segment of the bone tissue (3) to be cut along a predetermined cut surface (5). The cutting device (1) produces a high pressure fluid jet (2) which is guided by a control program stored in a control unit (4) to produce a cut surface (5) having a desired configuration, for example, a circular arc shape. The resulting bone parts (6, 7), created in this manner, can be fixed in a corrective position (8) with little effort and without significant loss of material. A collector (9), which is equipped with a supply line (14) for supplying a rinsing liquid and with a suction line (13), is provided for collecting the fluid from the fluid jet (2). Collector (9) simultaneously serves to reduce the energy remaining in the high-pressure fluid jet (2). A cut surface (5) having a freely selectable shape can be produced by the cutting device (1) and can be obtained without any difficulty by using automated handling systems. The cutting device of the invention enables a significant broadening of the field of use and of the design freedom for an orthopedic surgeon together with a use that preserves bone tissue.
    • 一种用于切割骨组织(3)的切割装置(1),其特别是用于校正不正常的位置,并且使得能够沿预定的切割表面(5)切割所述骨组织(3)的一部分。 切割装置(1)产生高压流体喷射(2),其由存储在控制单元(4)中的控制程序引导,以产生具有所需构造的切割表面(5),例如圆弧形状 。 以这种方式产生的所得到的骨部件(6,7)可以很少的力量固定在校正位置(8),而不会明显地损失材料。 设置有用于供应冲洗液体和吸入管线(13)的供应管线(14)的收集器(9),用于从流体射流(2)收集流体。 收集器(9)同时用于减少高压流体射流(2)中剩余的能量。 可以通过切割装置(1)制造具有可自由选择的形状的切割面(5),并且可以通过使用自动处理系统无困难地获得。 本发明的切割装置能够使矫形外科医生的使用领域和设计自由度的显着拓展以及保持骨组织的用途。
    • 18. 发明授权
    • Transversal field heating installation for inductively heating flat objects
    • 用于感应加热扁平物体的横向场加热装置
    • US07671307B2
    • 2010-03-02
    • US10549037
    • 2004-03-18
    • Alexander NikanorovHolger SchuelbeBernard Nacke
    • Alexander NikanorovHolger SchuelbeBernard Nacke
    • H05B6/40
    • C21D9/60C21D1/42Y02P10/253
    • A transversal field heating installation for inductively heating flat objects transported in an advancing direction includes at least one inductor unit that extends across the width of the flat object. The inductor unit has at least two superimposed inductor layers parallel to the plane of the flat object. These inductor layers can be independently displaced transversally in relation to the advancing direction of the flat object, and each have two inductor sections with two parallel interspaced base limbs extending transversally in relation to the advancing direction and one lateral limb. Each inductor layer has lateral limb per strip edge of the flat object. The inductor sections of an inductor layer can be independently displaced transversally in relation to the advancing direction of the flat object.
    • 用于感应加热沿前进方向传送的扁平物体的横向场加热装置包括延伸穿过平坦物体的宽度的至少一个电感器单元。 电感器单元具有平行于平面物体的平面的至少两个叠加的电感层。 这些电感层可相对于平面物体的前进方向横向相互独立地移位,并且每个具有两个电感器部分,两个电感器部分具有相对于前进方向横向延伸的两个平行的间隔的基部四肢和一个横向肢体。 每个电感层每个扁平物体的每个条带边缘都有侧向肢。 电感器层的电感器部分可以相对于平坦物体的前进方向横向地被独立地移位。
    • 20. 发明申请
    • Chill casting process and foam casting process as well as a pressure tight closable casting mold for manufacture of form parts
    • 冷却铸造工艺和泡沫铸造工艺以及用于制造成型件的压力密封的模具
    • US20050034836A1
    • 2005-02-17
    • US10858466
    • 2004-06-02
    • Jochen WeberFriedrich-Wilhelm BachMirko Schaper
    • Jochen WeberFriedrich-Wilhelm BachMirko Schaper
    • B22D25/00B22D27/00B22D27/13C22C1/08B22D27/09
    • B22D27/13B22D25/00B22D25/005B22D27/003C22C1/08C22C2001/086
    • A chill casting and foam casting method together with a casting mold that is closable in a pressure-tight manner for producing molded articles. To improve the chill casting method and the foam casting method so that the quality of the products produced is greatly increased and particularly homogeneous material properties are achieved, a gas is supplied to a melt which only partially fills a closed mold cavity until the inside pressure within the mold cavity exceeds the melting point pressure curve such that the melt suddenly solidifies. The solidification process takes place largely independently of location and is thus sudden, so that the instantaneous state of the melt is reflected in the resulting solidified article with virtually no change. This makes it possible to produce molded articles which have a uniform core distribution and meet high quality demands in a reliable and reproducible manner. A casting mold that can be closed in a pressure-tight manner for carrying out such methods has at least one inlet opening for the supply of a fluid, in particular an inert gas.
    • 一种冷却铸造和泡沫铸造方法以及可压缩密封的用于制造模制品的铸模。 为了改进冷却铸造方法和泡沫铸造方法,使得所生产的产品的质量大大增加,并且特别均匀的材料性能得以实现,将气体供给到仅部分填充封闭模腔的熔体,直到内部的内部压力 模腔超过熔点压力曲线,使得熔体突然凝固。 凝固过程在很大程度上独立于位置进行,因此是突然的,使得熔体的瞬时状态几乎没有变化地反映在所得到的固化制品中。 这使得可以以可靠和可再现的方式生产具有均匀芯分布并满足高质量要求的模制品。 可以以压力密封的方式封闭以进行这种方法的铸模具有用于供应流体,特别是惰性气体的至少一个入口。