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    • 2. 发明授权
    • Time synchronization of femtocell
    • 毫微微小区的时间同步
    • US08213391B2
    • 2012-07-03
    • US12143924
    • 2008-06-23
    • Stanislaw CzajaMark E. DavisAnthony LeeSang Gook KimLi-Hsiang Sun
    • Stanislaw CzajaMark E. DavisAnthony LeeSang Gook KimLi-Hsiang Sun
    • H04B7/216H04J3/06
    • H04L7/041H04W24/02H04W56/0015H04W84/045
    • Time synchronization of an access point base station. The method may include receiving an assignment message from a service provider comprising a plurality of parameters. The plurality of parameters may include an access point base station frequency assignment, a network identifier, an access point base station identifier, a neighbor list, a PN offset, and/or a scrambling code. The access point base station may then synchronize with the macro base station. Synchronizing may include searching for a strongest macro base station in the neighbor list, synchronizing a long code of the access point base station to the macro base station, estimating a propagation delay between the macro base station and the access point base station, and initializing a state of the access point base station PN code using the propagation delay to provide system time synchronization.
    • 接入点基站的时间同步。 该方法可以包括从包括多个参数的服务提供商接收分配消息。 多个参数可以包括接入点基站频率分配,网络标识符,接入点基站标识符,邻居列表,PN偏移和/或扰码。 接入点基站然后可以与宏基站同步。 同步可以包括在邻居列表中搜索最强的宏基站,将接入点基站的长码同步到宏基站,估计宏基站和接入点基站之间的传播延迟,以及初始化 接入点基站PN码的状态使用传播延迟来提供系统时间同步。
    • 4. 发明授权
    • Device synchronization on a communication network
    • 通信网络上的设备同步
    • US07912033B2
    • 2011-03-22
    • US11325763
    • 2006-01-04
    • Ghobad Heidari-BateniStanislaw Czaja
    • Ghobad Heidari-BateniStanislaw Czaja
    • H04J3/06G08C17/00
    • H04W52/0216H04W28/26H04W56/00Y02D70/142Y02D70/144Y02D70/146Y02D70/22
    • A method to enable scheduling communications activities for an electronic communication device configured to communicate across a communication network is provided. The method comprises the steps of scheduling a communication activity during a scheduling window such that the communication activity is scheduled to occur toward the end of a communication window; entering a power-save mode after the scheduling step; and transitioning from the power-save mode prior to the scheduled communication activity. In one embodiment the method can further include a step of conducting the scheduled communication activity and transitioning back to the power-save mode after a next communication activity is scheduled or be implemented to allow the step of conducting the scheduled communication activity and transitioning back to the power-save mode at the end of the next communication window. In one embodiment the transitioning step comprises the steps of awakening from the power-save mode and synchronizing with the communication network, wherein synchronizing can comprise the step of synchronizing with electronic communication device associated with the communication network.
    • 提供了一种能够为配置为跨通信网络进行通信的电子通信设备调度通信活动的方法。 该方法包括以下步骤:在调度窗口期间调度通信活动,使得调度在通信窗口的末端发生通信活动; 在调度步骤后进入省电模式; 并且在排定的通信活动之前从节电模式转换。 在一个实施例中,该方法还可以包括执行调度的通信活动并在下一个通信活动被调度或被实现之后转换回节电模式的步骤,以允许进行调度的通信活动并转换回到 节电模式在下一个通讯窗口的末尾。 在一个实施例中,转换步骤包括从省电模式唤醒并与通信网络同步的步骤,其中同步可以包括与与通信网络相关联的电子通信设备同步的步骤。
    • 5. 发明申请
    • LOCALIZED SILENCE AREA FOR MOBILE DEVICES
    • 用于移动设备的本地化静音区域
    • US20090298475A1
    • 2009-12-03
    • US12471651
    • 2009-05-26
    • Stanislaw CzajaMark E. Davis
    • Stanislaw CzajaMark E. Davis
    • H04M3/537H04W24/00
    • H04W48/04H04W48/08
    • A system and method for creating a localized silence area. A mobile device may be registered with an access point base station. Any direct communication links from the mobile device to any other base stations may be removed. An indication may be given to the mobile device that the mobile device is in a localized silence zone. The indication may include a request that the mobile device operate in a silent mode, information about making outgoing calls, information about receiving incoming calls, or a combination of these. Procedures for incoming voice calls to the mobile device may be different for different priority levels.
    • 一种用于创建局部静音区域的系统和方法。 移动设备可以向接入点基站注册。 可以移除从移动设备到任何其他基站的任何直接通信链路。 可以向移动设备给出移动设备处于局部静默区域中的指示。 该指示可以包括移动设备以无声模式操作的请求,关于拨出呼叫的信息,关于接收呼入的信息,或这些的组合。 对于不同的优先级,到移动设备的进入语音呼叫的过程可能是不同的。
    • 7. 发明授权
    • Active acknowledgment source selection
    • 主动确认源选择
    • US07567536B2
    • 2009-07-28
    • US11202959
    • 2005-08-12
    • Stanislaw CzajaFeng Qian
    • Stanislaw CzajaFeng Qian
    • H04W4/00
    • H04L1/20H04L1/08H04L1/1607H04L1/1812H04L1/1854H04W28/06
    • A wireless communication mobile station (MS or UE) evaluates and categorizes an expected effectiveness of base stations (BSs or Node-Bs) in its Active Set for receiving uplink data, and instructs at least the less effective BSs to suppress some or all acknowledgment signals with respect to particular uplink data packets from the UE. A Target Select message is described for notifying the BSs of their Acknowledgment Target Select category, and a Target Select channel is described for conveying the Target Select message to all Active Set BSs so that they can suppress acknowledgment signaling with respect to corresponding data packets as appropriate for their Acknowledgment Target Select category.
    • 无线通信移动站(MS或UE)对用于接收上行链路数据的活动集中的基站(BS或节点B)的预期有效性进行评估和分类,并指示至少较不有效的BS抑制一些或全部确认信号 关于来自UE的特定上行链路数据分组。 描述了目标选择消息,用于通知BS其确认目标选择类别,并且描述了目标选择信道用于将目标选择消息传送到所有活动集BS,使得它们可以适当地抑制相对于相应数据分组的确认信令 为他们的确认目标选择类别。
    • 9. 发明授权
    • Forward link inter-generation soft handoff between 2G and 3G CDMA systems
    • 2G和3G CDMA系统之间的前向链路中间代换软切换
    • US06804519B1
    • 2004-10-12
    • US10402041
    • 2003-03-27
    • Stanislaw CzajaKraig Anderson
    • Stanislaw CzajaKraig Anderson
    • H04Q720
    • H04W36/18H04W36/14H04W36/30
    • In a CDMA cellular radiotelephone system, a soft handoff (SHO) is performed when a mobile station communicates with a new inter-generation base station, without interrupting communications with the old base station. Currently, a SHO can only be used between CDMA channels having identical frequency assignments and within the same system generation (i.e., 2G⇄2G, or 3G⇄3G, where 2G is a second generation system, and 3G is a third generation system). The proposed IS-2000 standard for a 2G⇄3G handoff is a hard handoff or “Break-Before-Make” procedure, which greatly reduces the quality of service (QOS). The present invention allows for SHO between second and third generation CDMA systems (2G⇄3G and 3G⇄2G), by modifying the proposed messaging structure. This provides a smooth service transition when a mobile station travels from one service area (i.e., 2G), to another service area (i.e., 3G), using the SHO or “Make-Before-Break” approach.
    • 在CDMA蜂窝无线电话系统中,当移动台与新的基站进行通信时,执行软切换(SHO),而不中断与旧基站的通信。 目前,SHO只能在具有相同频率分配的CDMA信道之间并且在相同的系统生成(即2G,2G,3G,3GG,其中2G是第二代系统,3G是第三代系统)中使用。 提出的用于2G⇄3G切换的IS-2000标准是硬切换或“突破前制”过程,大大降低了服务质量(QOS)。 本发明通过修改所提出的消息传送结构,允许在第二和第三代CDMA系统(2G⇄3G和3G⇄2G)之间的SHO。 当移动台从一个服务区域(即2G)移动到另一个服务区域(即,3G)时,使用SHO或“休假前的”方法,这提供了平滑的业务转换。
    • 10. 发明授权
    • Power control during inter-generation soft handoffs
    • 代间软切换时的功率控制
    • US06584087B1
    • 2003-06-24
    • US09473777
    • 1999-12-29
    • Stanislaw CzajaKraig Anderson
    • Stanislaw CzajaKraig Anderson
    • H04B7216
    • H04W52/143H04W36/14H04W36/18H04W52/146H04W52/40H04W52/50
    • A method for power control during soft handoffs is disclosed for a multi-user CDMA system having mixed system types, such as IS-95A/B and IS-2000. The procedure includes modifying the Forward Power Control (FPC) and Reverse Power Control (RPC) processing, in order to maintain proper power control between a mobile station and two different base stations during a soft handoff. The mobile station maintains the forward and reverse power control while still receiving forward links from different generation base stations, and while maintaining the reverse link to only one of these base stations. Prior to the soft handoff the second base station suspends FPC and RPC processing. Once the soft handoff is complete, the second base station resumes FPC and RPC processing. Furthermore, the mobile station's initial transmit power level is set to be within a predetermined limit.
    • 对于具有混合系统类型的多用户CDMA系统(诸如IS-95A / B和IS-2000),公开了一种用于软切换期间的功率控制的方法。 该过程包括修改正向功率控制(FPC)和反向功率控制(RPC)处理,以便在软切换期间在移动站和两个不同的基站之间保持适当的功率控制。 移动台维持正向和反向功率控制,同时仍然接收来自不同生成基站的前向链路,并且在将反向链路保持到这些基站中只有一个的同时。 在软切换之前,第二基站暂停FPC和RPC处理。 一旦软切换完成,第二基站恢复FPC和RPC处理。 此外,将移动台的初始发送功率电平设定为规定的限制。