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    • 34. 发明授权
    • Service bandwidth configuring method and network management system
    • 业务带宽配置方式和网管系统
    • US09124533B2
    • 2015-09-01
    • US12510708
    • 2009-07-28
    • Jie ChenQingfei NianQiaogang Chen
    • Jie ChenQingfei NianQiaogang Chen
    • G06F15/16H04L12/24
    • H04L41/5022H04L41/0213H04L41/0233H04L41/0896
    • A service bandwidth configuring method of is provided by this invention, which includes the following steps: defining various kinds of service classes according to the characteristics of various services provided by a network system; defining various kinds of bandwidth specifications of the network system; establishing the mapping relationships between the various kinds of service classes and various kinds of bandwidth specifications; and configuring the service bandwidth of the network system with the mapping relationships. Besides, this invention also provides a network management system. This invention is intended to be applied to the interfaces between NMS and EMS, or interfaces between EMS and NE, and it facilitates the intercommunication between the network management systems of different manufacturers, and the unified management on network management system or devices from different manufacturers by the upper layer network management system.
    • 本发明提供了一种服务带宽配置方法,包括以下步骤:根据网络系统提供的各种业务的特点定义各种业务类别; 定义网络系统的各种带宽规格; 建立各种服务类别和各种带宽规格之间的映射关系; 并用映射关系配置网络系统的业务带宽。 此外,本发明还提供一种网络管理系统。 本发明旨在应用于NMS和EMS之间的接口或EMS与NE之间的接口,有利于不同厂商的网络管理系统之间的相互通信,以及对不同制造商的网络管理系统或设备的统一管理 上层网络管理系统。
    • 37. 发明申请
    • GEOGRAPHIC REDUNDANCY DETERMINATION FOR TIME BASED LOCATION INFORMATION IN A WIRELESS RADIO NETWORK
    • 无线无线网络中基于时间的位置信息的地理冗余确定
    • US20130337829A1
    • 2013-12-19
    • US13525065
    • 2012-06-15
    • Jeremy FixJie ChenSheldon Kent Meredith
    • Jeremy FixJie ChenSheldon Kent Meredith
    • H04W64/00
    • H04W4/023G01S5/02G01S5/0226H04W4/025H04W56/005H04W64/00
    • Determining levels of geographic redundancy among radios of a wireless radio network is described. The level of geographic redundancy for a radio can affect the determination of location information for a user equipment (UE) on the wireless radio network. The disclosed subject matter can be employed in conjunction with timed fingerprint location (TFL) technologies to facilitate selection of radios employed in determining time values for TFL location determination. Levels of geographic redundancy can be employed to rank or order radios of a wireless radio network so as to reduce the likelihood of using geographically redundant radios in location determination. Further, rules can be selected to adjust threshold values and equations employed in determining the levels of geographic redundancy. Moreover, rules can be selected to apply boundary conditions to reduce the number of determinations formed for a set of radios of the wireless radio network.
    • 描述确定无线无线电网络的无线电之间的地理冗余度的水平。 无线电的地理冗余级别可以影响无线无线电网络上的用户设备(UE)的位置信息的确定。 所公开的主题可以与定时指纹位置(TFL)技术一起使用,以便于选择用于确定TFL位置确定的时间值的无线电。 可以采用地理冗余级别对无线无线电网络的无线电进行排序或排序,以减少在位置确定中使用地理上冗余的无线电的可能性。 此外,可以选择规则来调整用于确定地理冗余度的阈值和方程式。 此外,可以选择规则来应用边界条件以减少为无线无线电网络的一组无线电形成的确定次数。
    • 39. 发明授权
    • System for low complexity adaptive ECHO and NEXT cancellers
    • 低复杂度自适应ECHO和NEXT消除器的系统
    • US08600039B2
    • 2013-12-03
    • US12806539
    • 2010-08-16
    • Jie ChenKeshab K. Parhi
    • Jie ChenKeshab K. Parhi
    • H04M9/08
    • H04B3/23
    • The present invention relates to design and implementation of low complexity adaptive echo and NEXT cancellers in multi-channel data transmission systems. In this invention, a highly efficient weight update scheme is proposed to reduce the computational cost of the weight update part in adaptive echo and NEXT cancellers. Based on the proposed scheme, the hardware complexity of the weight update part can be further reduced by applying the word-length reduction technique. The proposed scheme is general and suitable for real applications such as design of a low complexity transceiver in 10GBase-T. Different with prior work, this invention considers the complexity reduction in weight update part of the adaptive filters such that the overall complexity of these adaptive cancellers can be significantly reduced.
    • 本发明涉及多通道数据传输系统中低复杂度自适应回波和NEXT消除器的设计和实现。 在本发明中,提出了一种高效的加权更新方案,以减少自适应回波和NEXT消除器中权重更新部分的计算成本。 基于所提出的方案,可以通过应用字长缩减技术来进一步降低权重更新部分的硬件复杂度。 所提出的方案是一般的,适用于实际应用,例如在10GBase-T中设计低复杂度收发器。 与现有技术不同,本发明考虑了自适应滤波器的权重更新部分的复杂度降低,使得这些自适应消除器的整体复杂度可以显着降低。
    • 40. 发明授权
    • Process for resolving S-3-(aminomethyl)-5-methylhexanoic acid
    • 拆分S-3-(氨基甲基)-5-甲基己酸的方法
    • US08592625B2
    • 2013-11-26
    • US12811418
    • 2008-01-02
    • Jiankang XuDa ZhangMeiqi YeJie ChenYongbing GuoYongjiang Hu
    • Jiankang XuDa ZhangMeiqi YeJie ChenYongbing GuoYongjiang Hu
    • C07C227/36
    • C07C227/34C07C229/08
    • The present invention relates to a process for resolving S-3-(Aminomethyl)-5-methylhexanoic acid, which adopts benzoyl-L-glutamic acid, 4-methyl benzoyl-L-glutamic acid, benzene sulfonyl-L-glutamic acid or 4-methyl benzene sulfonyl-L-glutamic acid as a resolution agent to make a first resolution to racemic 3-aminomethyl-5-methylhexanoic acid, and adopts the resolution agent same to that of the first resolution to make a second resolution to the first resolution product to obtain the second resolution product, thus the resolution salt product is obtained, and further hydrolyzed by an acid, the resolution agent is extracted to be separated, the pH is adjusted to be neutral, the product S-3-(Aminomethyl)-5-methylhexanoic acid, i.e. the pregabalin, is then precipitated by distillation, therefore the present invention has the characteristics of polluting the environment slightly, high efficiency and stability, simpleness and practicality, producing product with high purity and a low production cost, and is suitable for large-scale production.
    • 本发明涉及一种分离S-3-(氨基甲基)-5-甲基己酸的方法,该方法采用苯甲酰基-L-谷氨酸,4-甲基苯甲酰基-L-谷氨酸,苯磺酰基-L-谷氨酸或4 甲基苯磺酰基-L-谷氨酸作为拆分剂,首先拆分为外消旋的3-氨基甲基-5-甲基己酸,并采用与第一分辨率相同的分解剂,以第一分辨率作第二分辨率 得到第二分解产物,得到分解盐产物,并进一步用酸水解,提取分离剂分离,将pH调节为中性,产物S-3-(氨基甲基) - 5-甲基己酸,即普瑞巴林,然后通过蒸馏沉淀,因此本发明具有污染环境的特点,效率高,稳定性,简便性和实用性,生产高纯度,低产品的产品 离子成本,适合大规模生产。