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    • 2. 发明申请
    • A NETWORK DEVICE DRIVER ARCHITECTURE
    • 网络设备驱动架构
    • WO2004001615A1
    • 2003-12-31
    • PCT/SE2002/001225
    • 2002-06-19
    • TELEFONAKTIEBOLAGET LM ERICSSONANDJELIC, Mario
    • ANDJELIC, Mario
    • G06F13/10
    • H04L49/9063H04L49/90H04L49/901H04L49/9036
    • The invention proposes a network device driver architecture with functionality distributed between kernel space and user space. The overall network device driver comprises a kernel-space device driver (10) and user-space device driver functionality (20). The kernel-space device driver (10) is adapted for enabling access to the user- space device driver functionality (20) via a kernel-space-user-space interface (15). The user-space device driver functionality (20) is adapted for enabling direct access between user space and the NIC (30) via a user-space-NIC interface (25), and also adapted for interconnecting the kernel-space-user-space interface (15) and the user- space-NIC interface (25) to provide integrated kernel-space access and user-space access to the NIC (30). The user-space device driver functionality (20) provides direct, zero-copy user-space access to the NIC, whereas information to be transferred between kernel space and the NIC will be "tunneled" through user space by combined use of the kernel-space device driver (10), the user-space device driver functionality (20) and the two associated interfaces (15,25).
    • 本发明提出一种具有分布在内核空间和用户空间之间的功能的网络设备驱动器架构。 整个网络设备驱动器包括内核空间设备驱动器(10)和用户空间设备驱动器功能(20)。 内核空间设备驱动器(10)适于经由内核空间 - 用户 - 空间接口(15)访问用户空间设备驱动器功能(20)。 所述用户空间设备驱动器功能(20)适于经由用户空间NIC接口(25)实现用户空间和所述NIC(30)之间的直接访问,并且还适于将所述内核空间 - 用户空间 接口(15)和用户空间NIC接口(25),以提供对NIC的集成的内核空间访问和用户空间访问(30)。 用户空间设备驱动程序功能(20)提供对NIC的直接零拷贝用户空间访问,而在内核空间和NIC之间传输的信息将通过用户空间的“隧道传输” 空间设备驱动器(10),用户空间设备驱动器功能(20)和两个相关联的接口(15,25)。
    • 3. 发明申请
    • PERSISTENT OBJECT MANAGEMENT
    • 持续对象管理
    • WO2002084481A1
    • 2002-10-24
    • PCT/SE2001/000846
    • 2001-04-18
    • TELEFONAKTIEBOLAGET LM ERICSSONFJÄLLSTRÖM, JensERICSON, Magnus
    • FJÄLLSTRÖM, JensERICSON, Magnus
    • G06F9/44
    • G06F9/4493
    • The invention relates to persistent object management and serialization. Serialization is minimized by only storing those objects that have been modified, created or deleted since the last save operation and not objects that are referenced by these modified objects. This is generally accomplished by keeping track, in an object persistence manager (120), of modified objects and storing, for each modified object, the object state together with identification of possible referenced objects in a persistent storage medium (140). At restoration, the objects are restored individually from the persistent storage (140). In order to restore the relationship between objects, the object persistence manager (120) is not only notified of completed restoration of individual objects, but also informed of which objects that are referenced and hence needed by the individually restored objects. Once a referenced object has been restored, the object persistence manager (120) is thus capable of notifying the object that needs the referenced object that restoration of the needed object has been completed and that the actual reference between the objects can be set. The fact that only modified objects are stored minimizes the required serialization and improves the redundant storage performance significantly.
    • 本发明涉及持久对象管理和序列化。 通过仅存储自上次保存操作以来已修改,创建或删除的对象,而不是由这些修改的对象引用的对象,将序列化最小化。 这通常通过在对象持久性管理器(120)中跟踪修改的对象并且为每个修改的对象存储对象状态以及持久存储介质(140)中的可能引用对象的标识来实现。 在恢复时,从持久存储器单独恢复对象(140)。 为了恢复对象之间的关系,对象持久性管理器(120)不仅被通知完成的各个对象的恢复,而且还通知被单独恢复的对象被引用和因此需要的对象。 一旦被引用的对象被恢复,对象持久性管理器(120)就能够通知需要引用对象的对象,所需对象的恢复已经完成,并且可以设置对象之间的实际引用。 仅存储已修改对象的事实将所需的序列化最小化,并显着提高冗余存储性能。
    • 4. 发明申请
    • HIDDEN JOB START PREPARATION IN AN INSTRUCTION-PARALLEL PROCESSOR SYSTEM
    • 指令并行处理器系统中的隐藏作业开始准备
    • WO2003032154A1
    • 2003-04-17
    • PCT/SE2001/002183
    • 2001-10-08
    • TELEFONAKTIEBOLAGET LM ERICSSONERICSSON, TomasHOLMBERG, Per, AndersSTRANDBERG, FredrikWINBERG, LarsLINNERMARK, Nils, Ola
    • ERICSSON, TomasHOLMBERG, Per, AndersSTRANDBERG, FredrikWINBERG, LarsLINNERMARK, Nils, Ola
    • G06F9/38
    • G06F9/4843
    • The read latency caused by job start preparation of a future job is at least partly hidden within the current job by reading information for job start preparation of the future job integrated with the execution of the current job. Instructions for job start preparation are preferably instrumented (701) into the current job and executed (702), whenever possible, in parallel with the instructions of the current job. The integrated job start preparation may include table look-ups, register file updating, instruction fetching and preparation. If the scheduled job order is allowed to change during execution, it is typically necessary to test (703) whether the next job is still valid before starting the execution, it is typically necessary to test (703) whether the next job is still valid before starting the execution of the next job and take appropriate actions (704; 705, 706) dpending on the outcome of the test. In addition to reduced job start preparation time, unused slots in the instruction-parallel execution of the current job may be filled up by the added read instructions, thus providing more efficient utilization of the multiple functional execution units of the processor.
    • 由作业开始准备未来作业引起的读延迟至少部分隐藏在当前作业中,通过阅读与当前作业的执行相集成的未来作业的作业开始准备的信息。 最好将作业开始准备的说明书(701)装入当前作业,并尽可能与当前作业的指令并行执行(702)。 集成作业开始准备可以包括表查找,寄存器文件更新,指令提取和准备。 如果在执行期间允许调度的作业命令改变,则在开始执行之前通常需要测试(703)下一个作业是否仍然有效,通常需要测试(703)下一个作业是否仍然有效 开始执行下一个工作,并对测试结果采取适当的措施(704; 705,706)。 除了减少作业开始准备时间之外,当前作业的指令并行执行中的未使用的插槽可以被添加的读取指令填充,从而提供对处理器的多个功能执行单元的更有效的利用。
    • 5. 发明申请
    • VALVE
    • WO2002089549A1
    • 2002-11-07
    • PCT/SE2001/000929
    • 2001-04-27
    • TELEFONAKTIEBOLAGET LM ERICSSONSÖDERLUND, Per, Thomas
    • SÖDERLUND, Per, Thomas
    • H05K7/20
    • H05K7/20181
    • The present invention relates to a back-flow preventing valve (1) offering low resistance to fluid flow (AF) through the valve in an open position thereof and yet enabling secure closing of the valve. The reduced resistance to flow is achieved by arranging vanes (3, 3', 3'') of the valve so that in said open position they are essentially balanced with regard to the force of gravity and do not significantly impede the airflow, neither with regard to the pressure drop caused by the valve nor with regard to an undesirable deflection of said airflow. Leaving said open position the vanes are increasingly urged towards their closed position by the force of gravity. Specifically, this is accomplished by inclining the pivot axes (A) of the vanes (3, 3', 3'') against the general direction of flow (AF) through the valve (1).
    • 本发明涉及一种逆流防止阀(1),其在打开位置通过该阀提供低流体流动阻力(AF),并且还能够使阀的安全关闭。 通过设置阀的叶片(3,3',3“)来实现减小的流动阻力,使得在所述打开位置中,它们相对于重力基本上是平衡的,并且不会显着地阻碍气流, 关于由阀引起的压降以及所述气流的不期望的偏转。 离开所述打开位置,叶片通过重力被越来越多地推向其关闭位置。 具体地说,这是通过使叶片(3,3',3“)的枢转轴线(A)相对于大体上的流动方向(AF)通过阀门(1)倾斜来实现的。
    • 8. 发明申请
    • ADVANCED MULTI-SENSOR PROCESSING
    • 高级多传感器处理
    • WO2005064975A1
    • 2005-07-14
    • PCT/EP2004/052701
    • 2004-10-28
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)LARSSON, Peter
    • LARSSON, Peter
    • H04Q7/38
    • H04B7/022H04B7/0857H04L25/067H04W36/18H04W52/12H04W52/42
    • The invention considers a plurality of receiving nodes (120-1, 120-2 and 120-3) such as base stations in a wireless network. Each receiving node (120) converts a superposition of signals received from a plurality of transmitting nodes such as mobile terminals (10) to produce soft complex signal information. A basic idea according to the invention is to collect the soft complex signal information associated with the considered plurality of receiving nodes, for example in a central node (130) and jointly detect signal information transmitted from at least a subset of the plurality of transmitting nodes (10) based on the collected soft complex signal information. The collected soft signal information generally retains phase and amplitude information, and the transmitted signals are preferably detected in a joint detection process based on a complex channel representation and collected soft signal information. In a truly distributed realization, adjacent receiving nodes or base stations exchange soft complex signal information with each other, thus forming at least partially overlapping groups for distributed collection of information, detection and subsequent decoding in each base station.
    • 本发明考虑了诸如无线网络中的基站的多个接收节点(120-1,120-2和120-3)。 每个接收节点(120)转换从诸如移动终端(10)的多个发射节点接收的信号的叠加,以产生软复合信号信息。 根据本发明的基本思想是收集与所考虑的多个接收节点相关联的软复合信号信息,例如在中央节点(130)中,并共同检测从多个发送节点的至少一个子集发送的信号信息 (10)基于所收集的软复信号信息。 收集的软信号信息通常保持相位和幅度信息,并且优选地在基于复信道表示和收集的软信号信息的联合检测处理中检测发送信号。 在真正的分布式实现中,相邻的接收节点或基站彼此交换软复合信号信息,从而形成至少部分重叠的组,用于在每个基站中分布式收集信息,检测和后续解码。
    • 9. 发明申请
    • IMPROVED INCREMENTAL REDUNDANCY OPERATION IN A WIRELESS COMMUNICATION NETWORK
    • 改善无线通信网络中的冗余冗余运行
    • WO2005107127A1
    • 2005-11-10
    • PCT/EP2005/051094
    • 2005-03-10
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)
    • SINGVALL, JakobRAMESH, RajaramAXNÄS, JohanJÖNSSON, Tomas
    • H04L1/16
    • H04L1/1819H04L1/0026H04L1/0068H04L1/1614H04L1/1671H04L1/1854H04L1/1874
    • The invention relates to incremental redundancy operation, and a basic idea of the invention is to provide an extended acknowledgment feedback (S8, S10), for each of a number of data blocks, from the receiving side to the transmitting side to enable indication whether (S6, S7) any soft information associated with at least one sub-block of the data block has been stored in memory at the receiving side. This information helps the transmitter to select which of the data blocks that may be suitable to retransmit next For example, by first retransmitting data blocks for which one or more sub-blocks are already stored in the receiver memory, the probability of successful decoding of these data blocks increases, and thus the corresponding sub-blocks can be removed from memory, allowing room for sub-blocks of new data blocks. This significantly improves the utilization of the memory on the receiving side, increases throughput and reduces delay.
    • 本发明涉及增量冗余操作,本发明的基本思想是为从接收侧到发送侧的多个数据块中的每一个提供扩展确认反馈(S8,S10),以使得能够指示( S6,S7)与数据块的至少一个子块相关联的任何软信息已被存储在接收侧的存储器中。 该信息有助于发射机选择适合于下一个重传的哪些数据块例如,通过首先重传已经存储在接收机存储器中的一个或多个子块的数据块,成功解码这些数据块的概率 数据块增加,从而可以从存储器移除相应的子块,从而允许新数据块的子块的空间。 这显着提高了接收端存储器的利用率,增加了吞吐量并减少了延迟。
    • 10. 发明申请
    • A DIFFERENTIAL OSCILLATOR
    • 差分振荡器
    • WO2002065632A1
    • 2002-08-22
    • PCT/SE2001/000283
    • 2001-02-13
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ.)FREDRIKSSON, Jesper
    • FREDRIKSSON, Jesper
    • H03B5/00
    • H03K3/2823H03B5/1212H03B5/1231H03B5/1243H03B5/24
    • The invention relates to a new family of differential oscillators based on oscillator amplifiers with local feedback forming respective local feedback systems, and at least one common link interconnecting the local feedback systems. Each branch of the differential oscillator includes an oscillator amplifier with a phase shifting and impedance transforming local feedback path from the output to the input of the amplifier to form a local feedback system. The differential oscillator also includes one or more common phase shifting links for interconnecting and cooperating with the local feedback systems to enable self-sustained differential oscillation. In differential mode operation, the electrical midpoint of the common phase shifting link(s) is virtually grounded and the local feedback systems of the two branches operate, together with the common phase shifting link(s), effectively in anti-phase with respect to each other as two separate oscillators.
    • 本发明涉及一种基于振荡器放大器的新型差分振荡器系列,其具有形成相应的局部反馈系统的局部反馈以及互连本地反馈系统的至少一个公共链路。 差分振荡器的每个分支包括具有从输出到放大器的输入的相移和阻抗变换局部反馈路径的振荡器放大器,以形成局部反馈系统。 差分振荡器还包括一个或多个公共移相链路,用于互连并与本地反馈系统协作以实现自持差分振荡。 在差分模式操作中,公共移相链路的电中点实际上接地,并且两个分支的局部反馈系统与共同的相移链路一起工作,有效地相对于 彼此作为两个独立的振荡器。