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    • 2. 发明授权
    • Valve controller systems and methods and fuel injection systems
utilizing the same
    • 阀控制器系统和方法以及利用其的燃料喷射系统
    • US5954030A
    • 1999-09-21
    • US565414
    • 1995-11-30
    • Oded E. SturmanChristopher NorthRobert StromSteven Massey
    • Oded E. SturmanChristopher NorthRobert StromSteven Massey
    • F02M51/06F02D41/20F02M57/02F02M59/10F02M59/46
    • F02M59/105F02D41/20F02M57/025F02M59/466F02D2041/2017F02D2041/2027F02D2041/2034F02D2041/2075F02D2041/2079
    • The present invention is a fuel injection system having one or more fuel injectors and an electronic control system therefore. The preferred fuel injector has a double magnetic latching solenoid three-way or four-way spool valve that controls the flow of a working fluid that is used to control the discharge of fuel into the combustion chamber or intake manifold of an engine through the nozzle of the injector. The control system provides actuating current pulses to each of the solenoids to actuate and latch the solenoids to effect initiation and termination of the injection. Disclosed are control systems that provide a snap action in one or both actuating directions of the valve by electromagnetically retaining the valve in the latched condition until the force in the actuated solenoid builds to a high level, and then releasing the valve for higher acceleration to the actuated position. Also disclosed is an exemplary control system that senses the arrival of valve at the actuated position so that the actuating current pulse can be terminated as soon as possible so as to allow a strong current pulse drive, but of low total energy, for fast actuation of a relatively small valve. Other embodiments, features and uses of the invention are disclosed.
    • 本发明是一种具有一个或多个燃料喷射器和电子控制系统的燃料喷射系统。 优选的燃料喷射器具有双磁性闭锁螺线管三通或四通滑阀,其控制工作流体的流动,所述工作流体用于控制通过喷嘴的喷嘴将燃料排放到发动机的燃烧室或进气歧管中 注射器。 控制系统向每个螺线管提供致动电流脉冲以致动和闩锁螺线管,以实现喷射的启动和终止。 公开了一种控制系统,其通过将阀门电磁地保持在锁定状态中来提供在阀的一个或两个致动方向上的快动作用,直到致动螺线管中的力建立到高水平,然后释放用于更高加速度的阀门 启动位置。 还公开了一种示例性的控制系统,其感测阀在致动位置的到达,使得致动电流脉冲可以尽可能快地终止,以便允许强电流脉冲驱动,但是具有低总能量,以快速致动 一个比较小的阀门。 公开了本发明的其它实施例,特征和用途。
    • 4. 发明申请
    • System and method for maintaining checkpoints of a keyed data structure using a sequential log
    • 使用顺序日志维护带键数据结构的检查点的系统和方法
    • US20060156064A1
    • 2006-07-13
    • US11035359
    • 2005-01-13
    • Om DamaniRobert Strom
    • Om DamaniRobert Strom
    • G06F11/00
    • G06F11/1471Y10S707/99942Y10S707/99952Y10S707/99953
    • A system and method for maintaining checkpoints of a keyed data structure using a sequential log are provided. The system and method are built upon the idea of writing all updates to a keyed data structure in a physically sequential location. The system and method make use of a two-stage operation. In a first stage, various values of the same key are combined such that only the latest value in a given checkpoint interval is maintained for writing to persistent storage. In a second stage of the operation, a periodic write operation is performed to actually store the latest values for the key-value pairs to a persistent storage. All such updates to key-value pairs are written to the end of a sequential log. This minimizes the physical storage input/output (I/O) overhead for the write operations. Data structures are provided for identifying the most current entries in the sequential log for each key-value pair.
    • 提供了使用顺序日志来维护带键数据结构的检查点的系统和方法。 系统和方法建立在将所有更新写入物理连续位置的键控数据结构的基础上。 系统和方法使用两阶段操作。 在第一阶段中,组合相同密钥的各种值,使得仅保留给定检查点间隔中的最新值以写入持久存储器。 在操作的第二阶段中,执行周期性写入操作以将键值对的最新值实际存储到持久存储器。 键值对的所有这些更新将写入顺序日志的末尾。 这最大限度地减少了写入操作的物理存储输入/输出(I / O)开销。 提供数据结构,用于标识每个键值对的顺序日志中的最新条目。
    • 5. 发明申请
    • Distributed messaging system supporting stateful
    • 分布式消息系统支持状态
    • US20050251811A1
    • 2005-11-10
    • US10841916
    • 2004-05-07
    • Roman GinisRobert Strom
    • Roman GinisRobert Strom
    • G06F9/46H04L29/08
    • G06F9/542H04L67/28H04L67/2823H04L67/288
    • A distributed messaging system supporting stateful subscriptions is provided. A stateful publish-subscribe system extends the functionality of the content-based approach to include more general state-valued expressions. Stateful subscriptions may refer to one or more message histories and may include more complex expressions. Therefore, subscribers may receive different information than that provided in the published messages. A plurality of broker machines is provided to deliver messages sent by publishing clients toward subscribing clients based upon the contents of the messages and stateful transformations requested by the subscribing clients. Subscription specifications are analyzed by a compiler and converted into a collection of transform objects and view objects. The messaging system builds a structure containing all transform objects and view objects needed for all intermediate and subscribed views of all subscriptions. This messaging system uses this structure to allocate transform objects and view objects to broker machines in the overlay network.
    • 提供了支持有状态订阅的分布式消息传递系统。 有状态的发布订阅系统扩展了基于内容的方法的功能,以包括更一般的状态表达式。 有状态订阅可以指一个或多个消息历史,并且可以包括更复杂的表达。 因此,订阅者可以接收与发布的消息中提供的信息不同的信息。 提供多个代理机器,用于根据订阅客户端请求的消息内容和有状态转换,将发布客户端发送的消息发送给订阅客户端。 订阅规范由编译器分析,并转换成变换对象和查看对象的集合。 消息传递系统构建包含所有转换对象的结构,并查看所有订阅的所有中间和订阅视图所需的对象。 此消息传递系统使用此结构来分配转换对象并将对象查看到覆盖网络中的代理机器。
    • 6. 发明申请
    • Method for predicting performance of distributed stream processing systems
    • 分布式流处理系统性能预测方法
    • US20070174233A1
    • 2007-07-26
    • US11328588
    • 2006-01-10
    • Roman GinisRobert Strom
    • Roman GinisRobert Strom
    • G06F17/30
    • H04L41/147H04L41/0853H04L41/145H04L41/50
    • A method comprises estimating a performance of a processing system using queueing theory wherein the processing system comprises a network that accepts at least one input message stream from a plurality of publishing clients, transforms the at least one input message stream into at least one output message stream utilizing the plurality of transforms distributed in a first assignment among the plurality of brokers, and delivers the at least one output message stream to at least one of the plurality of subscribing clients, performing optimization upon the assignment of the plurality of transforms using the estimated performance to produce a second assignment, and reassigning the plurality of transforms in accordance with the second assignment.
    • 一种方法包括使用排队理论来估计处理系统的性能,其中所述处理系统包括从多个发布客户端接收至少一个输入消息流的网络,将所述至少一个输入消息流转换成至少一个输出消息流 利用分布在多个经纪人之间的第一分配中的多个变换,并且将至少一个输出消息流传送到多个订阅客户端中的至少一个,在使用估计的性能分配多个变换时执行优化 以产生第二分配,并且根据第二分配重新分配多个变换。
    • 7. 发明申请
    • Continuous feedback-controlled deployment of message transforms in a distributed messaging system
    • 在分布式消息系统中连续反馈控制消息转换的部署
    • US20050251556A1
    • 2005-11-10
    • US10841297
    • 2004-05-07
    • Roman GinisRobert Strom
    • Roman GinisRobert Strom
    • G06F15/16H04L29/08
    • H04L67/327H04L69/329
    • The present invention solves the disadvantages of the prior art and provides a distributed messaging system supporting stateful subscriptions. A stateful publish-subscribe system extends the functionality of the content-based approach to include more general state-valued expressions. A plurality of broker machines is provided to deliver messages sent by publishing clients toward subscribing clients based upon the contents of the messages and stateful transformations requested by the subscribing clients. Subscription specifications are analyzed by a compiler and converted into a collection of message transforms and views. A deployment service component deploys tasks to optimize system performance. A monitoring services component detects a possible need to reconfigure. A performance optimization service component computes new assignment of transforms. A continuous deployment service implements a redeployment protocol that installs changes to transform placement while the existing publish-subscribe system continues to operate.
    • 本发明解决了现有技术的缺点,并且提供了支持有状态订阅的分布式消息系统。 有状态的发布订阅系统扩展了基于内容的方法的功能,以包括更一般的状态表达式。 提供多个代理机器,用于根据订阅客户端请求的消息内容和有状态转换,将发布客户端发送的消息发送给订阅客户端。 订阅规范由编译器分析并转换成消息转换和视图的集合。 部署服务组件部署任务以优化系统性能。 监视服务组件检测可能需要重新配置。 性能优化服务组件计算变换的新分配。 持续部署服务实现重新部署协议,在现有的发布订阅系统继续运行时,安装更改以转换放置。
    • 10. 发明授权
    • Fluid dispensing system
    • 流体分配系统
    • US07658213B1
    • 2010-02-09
    • US11405741
    • 2006-04-18
    • Leif E. AndersonWolfgang F. SchillerDanny L. WalkerPhillip A. ZuehlJames H. AlslebenRobert StromMichael K. HoganRodney Laible
    • Leif E. AndersonWolfgang F. SchillerDanny L. WalkerPhillip A. ZuehlJames H. AlslebenRobert StromMichael K. HoganRodney Laible
    • B65B1/04
    • B65D47/248
    • A discharge valve for a bottle or other container associated with a fluid dispensing system that substantially prevents spillage of fluid composition from the container when it is withdrawn from the dispensing system is provided according to the invention. A valve body contained within the discharge valve is engaged by a hollow probe extending from the dispensing system when the container is operatively connected to the discharge system to automatically open the valve. When the container is withdrawn from the fluid dispensing system for, e.g., replacement or servicing, the probe of the dispensing system disengages the valve body, and a biasing means such as a compression spring within the valve assembly closes the valve very quickly. The valve body and valve seat of the valve assembly are designed in such a fashion that proper alignment and closure of the valve body with respect to the valve seat is achieved to provide a fluid-tight seal without use of a gasket or other elastomeric seal disposed between the valve body and valve seat to facilitate the fluid-tight seal.
    • 根据本发明提供了一种用于与流体分配系统相关联的瓶子或其他容器的排出阀,其基本上防止当液体组合物从分配系统中取出时从容器中溢出流体组合物。 当容器可操作地连接到排放系统以自动打开阀时,容纳在排出阀内的阀体与从分配系统延伸的中空探针接合。 当容器从流体分配系统中取出以例如更换或维修时,分配系统的探针脱离阀体,并且诸如阀组件内的压缩弹簧的偏压装置非常快地关闭阀。 阀组件的阀体和阀座被设计成使得阀体相对于阀座的适当对准和闭合被实现以提供流体密封而不使用垫圈或其它弹性体密封件 在阀体和阀座之间,以便于流体密封。