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    • 4. 发明申请
    • METHOD AND SYSTEM FOR MAINTAINING UPLINK CONTROL FOR MOBILE TERMINALS IN PEER-TO-PEER COMMUNICATION
    • 用于维护对等通信中移动终端的上行链路控制的方法和系统
    • WO2004077918A2
    • 2004-09-16
    • PCT/IB2004/050180
    • 2004-03-01
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.JIA, QunliSUN, LiMA, NiZHANG, XuejunCHENG, JiangPENG, Fang
    • JIA, QunliSUN, LiMA, NiZHANG, XuejunCHENG, JiangPENG, Fang
    • H04W76/02
    • H04W76/14
    • The present invention provides a wireless communication network system that maintains uplink control for the mobile terminal in peer-to-peer communication. According to one embodiment of the invention, after determining a reliable direct communication link can be set up between the mobile terminals, the network system transmits information including control commands to the mobile terminals for establishing direct communication. The information includes a burst structure type, with the burst structure containing at least one section for carrying control information intended for the network system. After the direct communication is established, the network system continuously listens to signals communicated between the mobile terminals to receive bursts. The network system demodulates received bursts that are communicated between the two mobile terminals to determine whether a received burst contains control information intended for the network system. If control information intended for the network system is included in a received burst, the network performs a corresponding function. In this way, the uplink control for the mobile terminals can be effectively maintained in peer-to-peer communication.
    • 本发明提供了一种在对等通信中维护移动终端的上行链路控制的无线通信网络系统。 根据本发明的一个实施例,在确定可靠的直接通信链路之后,可以在移动终端之间建立链路,网络系统向移动终端发送包括控制命令的信息,以建立直接通信。 信息包括突发结构类型,突发结构包含至少一个部分,用于承载用于网络系统的控制信息。 在建立直接通信之后,网络系统连续监听在移动终端之间通信的信号以接收突发。 网络系统解调在两个移动终端之间传送的接收突发,以确定接收的突发是否包含针对网络系统的控制信息。 如果在接收到的突发中包含了针对网络系统的控制信息,则网络执行相应的功能。 以这种方式,可以在对等通信中有效地维持移动终端的上行链路控制。
    • 6. 发明申请
    • METHOD AND SYSTEM FOR ESTABLISHING WIRELESS PEER-TO-PEER COMMUNICATIONS
    • 建立无线对等通信的方法与系统
    • WO2004077917A2
    • 2004-09-16
    • PCT/IB2004/050179
    • 2004-03-01
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.JIA, QunliMA, NiSUN, LiZHANG, Xuejun
    • JIA, QunliMA, NiSUN, LiZHANG, Xuejun
    • H04B1/69H04B7/26H04W72/08
    • H04W76/14H04W4/06H04W8/24H04W24/00H04W48/08H04W92/18
    • The present invention provides a wireless network system for establishing peer-to-peer communication between mobile terminals. Upon determining that peer-to-peer communication can be established between two mobile terminal, the wireless network system transmits to each of the mobile terminals information about radio resources used by the other one of the mobile terminals. Each mobile terminal then uses the radio resources information to test the characteristics of a dedicated uplink channel between the other one of the mobile terminals and the network system. Thus, no separate radio channel needs to be allocated for the channel testing. Furthermore, each mobile terminal uses the same radio resources to establish a dedicated radio channel in the peer-to-peer communication with the other one of the mobile terminals, which were previously used by itself for communication with the network system on the dedicated uplink channel. In this way, the network system does not need to allocate additional radio resources for establishing the peer-to-peer communication, thus simplifying the radio resources re-allocation scheme, while ensuring that the quality of the channels is the same as tested.
    • 本发明提供一种用于在移动终端之间建立对等通信的无线网络系统。 在确定可以在两个移动终端之间建立对等通信的情况下,无线网络系统向每个移动终端发送关于另一个移动终端所使用的无线电资源的信息。 每个移动终端然后使用无线电资源信息来测试另一个移动终端和网络系统之间的专用上行链路信道的特性。 因此,不需要为通道测试分配单独的无线电信道。 此外,每个移动终端使用相同的无线电资源来建立与另一个移动终端的对等通信中的专用无线电信道,所述另一个移动终端本身已经在专用上行链路信道上与网络系统通信 。 以这种方式,网络系统不需要分配额外的无线电资源来建立对等通信,从而简化无线电资源重新分配方案,同时确保信道的质量与测试相同。
    • 8. 发明申请
    • A METHOD AND APPARATUS FOR MITIGATING P2P INTERFERENCE IN P2P-ENABLED COMMUNICATION SYSTEMS
    • 用于减轻P2P激活的通信系统中的P2P干扰的方法和设备
    • WO2005046259A2
    • 2005-05-19
    • PCT/IB2004/052317
    • 2004-11-05
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.SUN, LiJIA, QunliZHANG, Xuejun
    • SUN, LiJIA, QunliZHANG, Xuejun
    • H04Q7/00
    • H04W72/082H04W36/14H04W36/18H04W64/006H04W72/02H04W72/0466H04W92/18
    • A method to be performed by a network system is proposed, for P2P communication to cancel interference, comprising steps of: determining the redundant code group information, according to the code group usage information of the cell in which two U Es to establish P2P connection camp and its adjacent cells; detecting the relative position between said two UEs and each of other active UEs in communication state in the cell where said two UEs are camping and its adjacent cells; if at least one UE of said two UEs causes radio interference to at least one of said active UEs according to the relative position, further determining whether said UE and said active UE are assigned in the same time slot; selecting a scrambling code from the redundant code group information and assigning it to said two UEs if said UE and said active are assigned in the same time slot, so that said two UEs can perform scrambling operation by using said scrambling code on P2P signals transferred between said two UEs.
    • 为了使P2P通信消除干扰,提出了一种由网络系统执行的方法,该方法包括以下步骤:根据小区的代码组使用信息来确定冗余代码组信息 两个U es建立P2P连接阵营及其邻区; 检测所述两个UE在其中所述两个UE驻扎的小区中的所述两个UE和处于通信状态的其他活动UE中的每一个与其相邻小区之间的相对位置; 如果所述两个UE中的至少一个UE根据相对位置对至少一个所述活动UE造成无线电干扰,则进一步确定所述UE和所述活动UE是否被分配在相同时隙中; 如果所述UE和所述活动信道被分配在相同时隙中,则从冗余码组信息中选择扰码并将其分配给所述两个UE,使得所述两个UE可以通过使用所述扰码对在 说两个UE。
    • 10. 发明申请
    • AN ADAPTIVE STEP SIZE METHOD FOR POWER CONTROL IN WIRELESS COMMUNICATION SYSTEM AND A SYSTEM FOR THE SAME
    • 一种用于无线通信系统中的功率控制的自适应步长方法及其相关系统
    • WO2004059875A1
    • 2004-07-15
    • PCT/IB2003/006250
    • 2003-12-29
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.MA, NiZHANG, XuejunCHENG, Jiang
    • MA, NiZHANG, XuejunCHENG, Jiang
    • H04B7/005
    • H04W52/221H04W52/362
    • The present invention relates to an adaptive step size method for power control in wireless communication systems and a system for the same. The method includes the steps: obtaining the power control information whose number is previously set in previous power control cycle and that in current power control cycle; Determining the power control step size in current power control cycle according to the obtained power control information whose number is previously set in previous power control cycle and that in current power control cycle. Employing the method to determine a suitable step size in current PC cycle, we can overcome the defect that the change of the PC step size in current wireless communication system is a fixed value, thereby make the power change more smooth, and ensure that wireless communication holds better communication quality.
    • 本发明涉及一种用于无线通信系统中的功率控制的自适应步长方法及其系统。 该方法包括以下步骤:获得先前功率控制周期中先前设置的功率控制信息和当前功率控制周期中的功率控制信息; 根据所获得的功率控制信息确定当前功率控制周期中的功率控制步长,其功率控制信息先前在先前功率控制周期中设定,而在当前功率控制周期中。 采用该方法确定当前PC周期中的合适步长,可以克服当前无线通信系统中PC步长变化为固定值的缺陷,从而使功率变化更加平稳,确保无线通信 拥有更好的沟通质量。