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    • 1. 发明申请
    • DUAL-CHANNEL HOT STANDBY SYSTEM AND METHOD FOR CARRYING OUT DUAL-CHANNEL HOT STANDBY
    • 双通道热待机系统及其实现双通道热备份的方法
    • US20130179723A1
    • 2013-07-11
    • US13811025
    • 2011-07-20
    • Tao TangLianchuan MaXi WangBinbin Yuan
    • Tao TangLianchuan MaXi WangBinbin Yuan
    • G06F11/20
    • G06F11/2023H04L1/22H04L2001/0094
    • A dual-channel hot standby system and a method for carrying out dual-channel hot standby, the system comprises a hot standby status management layer including two hot standby management units, an application processing layer including two application processors, and a data communication layer including two communicators; the hot standby status management layer is used for controlling the setting and switching between a active status and a standby status of the two application processors, monitoring the working status of the data communication layer, and carrying out synchronization of the control cycles for the two channels of the system; wherein one of the hot standby management units controls one of the application processors, and together constitute a channel of the system therewith; the data communication layer is used for receiving data from outside, and forwarding the data to the application processing layer. The present invention avoids the occurrence of “dual-channel-active” or “dual-channel-standby” status; ensures synchronization of the control cycles of two channels; reduces the time of the system for responding to breakdowns; meets the real-time requirements; enhances the reliability and availability of the system; and ensures a seamless switching between active and standby statuses.
    • 一种双通道热备用系统和一种进行双通道热备的方法,该系统包括一个热备状态管理层,包括两个热备管理单元,一应用处理层,包括两个应用处理器,以及数据通信层,包括 两个沟通者 热备用状态管理层用于控制两个应用处理器的活动状态和待机状态之间的设置和切换,监视数据通信层的工作状态,并执行两个通道的控制周期的同步 的系统; 其中所述热备用管理单元之一控制所述应用处理器之一,并且一起构成所述系统的通道; 数据通信层用于从外部接收数据,并将数据转发到应用处理层。 本发明避免了“双信道主动”或“双信道待机”状态的发生; 确保两个通道的控制周期的同步; 减少系统响应故障的时间; 满足实时要求; 提高系统的可靠性和可用性; 并确保主动和待机状态之间的无缝切换。
    • 2. 发明授权
    • Dual-channel hot standby system and method for carrying out dual-channel hot standby
    • 双通道热备系统和双通道热备的方法
    • US08935565B2
    • 2015-01-13
    • US13811025
    • 2011-07-20
    • Tao TangLianchuan MaXi WangBinbin Yuan
    • Tao TangLianchuan MaXi WangBinbin Yuan
    • G06F11/00G06F11/20H04L1/22H04L1/00
    • G06F11/2023H04L1/22H04L2001/0094
    • A dual-channel hot standby system and a method for carrying out dual-channel hot standby, the system comprises a hot standby status management layer including two hot standby management units, an application processing layer including two application processors, and a data communication layer including two communicators; the hot standby status management layer is used for controlling the setting and switching between a active status and a standby status of the two application processors, monitoring the working status of the data communication layer, and carrying out synchronization of the control cycles for the two channels of the system; wherein one of the hot standby management units controls one of the application processors, and together constitute a channel of the system therewith; the data communication layer is used for receiving data from outside, and forwarding the data to the application processing layer. The present invention avoids the occurrence of “dual-channel-active” or “dual-channel-standby” status; ensures synchronization of the control cycles of two channels; reduces the time of the system for responding to breakdowns; meets the real-time requirements; enhances the reliability and availability of the system; and ensures a seamless switching between active and standby statuses.
    • 一种双通道热备用系统和一种进行双通道热备的方法,该系统包括一个热备状态管理层,包括两个热备管理单元,一应用处理层,包括两个应用处理器,以及数据通信层,包括 两个沟通者 热备用状态管理层用于控制两个应用处理器的活动状态和待机状态之间的设置和切换,监视数据通信层的工作状态,并执行两个通道的控制周期的同步 的系统; 其中所述热备用管理单元之一控制所述应用处理器之一,并且一起构成所述系统的通道; 数据通信层用于从外部接收数据,并将数据转发到应用处理层。 本发明避免了“双信道主动”或“双信道待机”状态的发生; 确保两个通道的控制周期的同步; 减少系统响应故障的时间; 满足实时要求; 提高系统的可靠性和可用性; 并确保主动和待机状态之间的无缝切换。
    • 6. 发明申请
    • Method of preparation for carbon nanotube material
    • US20060062714A1
    • 2006-03-23
    • US11004242
    • 2004-12-03
    • Tao TangXuecheng ChenXiaoyu Meng
    • Tao TangXuecheng ChenXiaoyu Meng
    • C01B31/02
    • B82Y40/00B82Y30/00C01B32/162Y10S977/842
    • The present invention relates to a method for preparing a carbon nanotube material, comprising the steps of: (a) preparing a modified montmorillonite by an ion exchange reaction comprising the substeps of: i) acidifying an alkylamine with equal mole of a concentrated HCl; ii) mixing the resulting acidified alkylamine with a montmorillonite dispersion in 1:1˜2 volume ratio of the acidified alkylamine to the montmorillonite dispersion; and iii) precipitating, filtering and pulverizing to obtain a modified montmorillonite; (b) preparing a catalyst by a hydrogenation reduction method, comprising the substeps of: i) mixing an aqueous solution of nickel nitrate and an alumina-silica hybrid in a weight ratio of 35-45 parts of nickel to 55-65 parts of alumina-silica hydrid, wherein the alumina-silica hydrid contains 10 wt % of alumina and has a particle size of 10-30 μm; ii) drying and calcining the resulting product; and iii) reducing the product with a reducing gas containing hydrogen to produce a nickel-supported catalyst; (c) preparing a polyolefin mixture of a polyolefin, the modified montmorillonite prepared in step a) and the catalyst prepared in step b) in a mixer in the weight ratio of 75˜97.5:0˜20:0˜5 provided that the amounts of the modified montmorillonite and the catalyst are not both 0; and (d) preparing and purifying a nanotube, comprising the substeps of: i) placing the polyolefin mixture obtained in step (c) in a crucible and heating the temperature inside crucible up to 550° C.˜650° C., wherein the heating time begins from the burning of the polymer and ends when no flame can be observed and cooling the polyolefin mixture to obtain a mixture of carbon nanotube, nickel catalyst and montmorillonite; ii) adding a hydrofluoric acid with a concentration of 20-50% to the mixture, mixing, and separating to obtain a carbon powder; and iii) adding a mixture of a concentrated sulfuric acid and a concentrated nitric acid, refluxing, and separating to obtain a purified carbon nanotube. The carbon source material used in the present invention was polyolefin or recovered polyolefin whose price was low and whose source was abundant. The manufacturing facilities involved for preparing supported catalyst and modified montmorillonite were simple. The mixer used was that of the conventional fabricating equipment for polymeric materials while the facilities used for synthesizing carbon nanotube material were porcelain crucible and common flame. The method could simultaneously solve the problem of recovery and utilization of waste plastics.
    • 7. 发明授权
    • Process for preparation of polyolefin/inorganic component nanocomposite by in-situ polymerization
    • 通过原位聚合制备聚烯烃/无机组分纳米复合材料的方法
    • US06649713B2
    • 2003-11-18
    • US10128948
    • 2002-04-24
    • Tao TangLiangming WeiBaolong Huang
    • Tao TangLiangming WeiBaolong Huang
    • C08F442
    • C08F10/00C08F4/65912C08F4/65922C08F110/02Y10S526/943C08F4/025C08F4/65916C08F2/44
    • The present invention relates to a process for preparation of polyolefin/inorganic component nanocomposite by in-situ polymerization, in which, a clay is first organically modified and then silica or titanium dioxide nanometer particles are incorporated into the layers of crystal sheets of the clay by sol-gel method. And a metallocene catalyst is then loaded on the above-mentioned material and a finished catalyst is obtained. The said catalyst is used for in-situ polymerization of ethylene or propylene, and polyolefin/clay nanocomposite is finally obtained. The process for preparation of the catalyst according to the present invention is simple, and the mechanical properties of the nanocomposite are high. For example, the Young's modulus and the tensile strength thereof are in the ranges of 700-2600 Mpa, and 20-55 MPa respectively.
    • 本发明涉及一种通过原位聚合制备聚烯烃/无机组分纳米复合材料的方法,其中首先将粘土进行有机改性,然后将二氧化硅或二氧化钛纳米颗粒通过粘土的晶片层引入到粘土层中 溶胶 - 凝胶法。 然后将金属茂催化剂装载在上述材料上,得到成品催化剂。 所述催化剂用于乙烯或丙烯的原位聚合,最终获得聚烯烃/粘土纳米复合材料。 根据本发明的催化剂的制备方法简单,纳米复合材料的机械性能高。 例如,杨氏模量和拉伸强度分别在700-2600Mpa和20-55MPa的范围内。
    • 9. 发明申请
    • METHOD OF MOVEMENT AUTHORITY CALCULATION FOR COMMUNICATIONS-BASED TRAIN CONTROL SYSTEM
    • 基于通信的火车控制系统运动管理计算方法
    • US20130218375A1
    • 2013-08-22
    • US13818953
    • 2011-08-23
    • Bin NingHaifeng WangTao TangChunhai GaoXuwen YangShuo Liu
    • Bin NingHaifeng WangTao TangChunhai GaoXuwen YangShuo Liu
    • B61L27/00
    • B61L27/00B61L23/14B61L27/0038B61L2027/005
    • The present invention discloses a calculation method of movement authority for communications-based train control system, comprising: handling a route information for a train, and determining a searching range of the train according to the route information; initializing the limit of movement authority with the end position of the searching range; searching for static obstacles within the searching range, and successively determining whether each static obstacle meets the safety requirements for train operating, if not, setting the position of the last static obstacle within the searching range as the limit of the movement authority; if so, modifying the limit of movement authority as the end of route having been matched; searching for dynamic obstacles within the searching range, and determining whether there is a train, if so, modifying the end of movement authority as the beginning point of the track section where the train is occupying; if there is no dynamic obstacle within the searching range, modifying the final end is of movement authority as the position of the last static obstacle within the searching range. In accordance with the present invention, it is possible to increase line capacity and improve traffic fluidity for rail transit.
    • 本发明公开了一种基于通信的列车控制系统的运动权限的计算方法,包括:处理列车的路线信息,根据路线信息确定列车的搜索范围; 用搜索范围的最终位置初始化移动权限的限制; 搜索搜索范围内的静态障碍物,并连续确定每个静态障碍物是否满足列车运行的安全要求,如果不是,将最后一个静态障碍物的位置设置在搜索范围内作为移动权限的限制; 如果是,则匹配路由结束时修改移动权限的限制; 搜索搜索范围内的动态障碍物,确定是否有火车,如果是,将运动权限结束修改为火车正在占据的轨道部分的起点; 如果在搜索范围内没有动态障碍,修改最终结束是移动权限,作为搜索范围内最后一个静态障碍物的位置。 根据本发明,可以增加线路容量并提高轨道交通的交通流动性。
    • 10. 发明申请
    • METHOD AND EQUIPMENT FOR CONTROLLING MOBILE STATION TO SWITCH BETWEEN DIFFERENT WIRELESS COMMUNICATION SYSTEMS
    • 用于控制移动站在不同无线通信系统之间切换的方法和设备
    • US20130196668A1
    • 2013-08-01
    • US13813938
    • 2011-08-01
    • Bing BuHongli ZhaoTao Tang
    • Bing BuHongli ZhaoTao Tang
    • H04W36/32
    • H04W36/32H04W8/26H04W36/14H04W76/10H04W76/30
    • The present invention relates to a method and an equipment for controlling the mobile station to switch between different wireless communication systems and belongs to the technical field of data transmission in the wireless communication systems. In order to resolve the problem that there are no means in the prior art to effectively control the mobile station to switch between different wireless communication systems at specified position, the present invention uses different network identifications to distinguish different wireless communication systems, and a set of wireless transceiver modules is mounted on the mobile station to associate with wireless communication system, and a set of independent receiving modules is mounted to receive the switch command from the ground sending device, the ground sending device sends the switch command when the mobile station passes the switching point; after receiving this switch command, the mobile station modifies its network identification according to the network identification comprised in the switch command for the target switching wireless communication system, and cuts off the link with the current wireless communication system and establishes the link with the target switching wireless communication system. This solution could realize the controlled switching for the mobile station between multiple overlapping wireless communication systems, and reduce the rate of wrong switching.
    • 本发明涉及一种用于控制移动台在不同无线通信系统之间切换并属于无线通信系统中的数据传输技术领域的方法和设备。 为了解决在现有技术中无法有效地控制移动台在指定位置的不同无线通信系统之间切换的问题,本发明使用不同的网络标识来区分不同的无线通信系统,以及一组 无线收发器模块安装在移动台上以与无线通信系统相关联,并且安装一组独立接收模块以从地面发送设备接收切换命令,地面发送设备在移动台通过时发送切换命令 切换点; 在接收到该切换命令之后,移动台根据目标交换无线通信系统的切换命令中包含的网络识别码修改其网络识别,切断与当前无线通信系统的链路,建立与目标切换的链路 无线通信系统。 该解决方案可以实现多重重叠无线通信系统之间移动台的受控切换,降低错误切换率。