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    • 17. 发明授权
    • Self-adaptive jitter buffer adjustment method for packet-switched network
    • 用于分组交换网络的自适应抖动缓冲器调整方法
    • US08218579B2
    • 2012-07-10
    • US10941839
    • 2004-09-16
    • Erwu LiuGang ShenShan JinLuoning Gui
    • Erwu LiuGang ShenShan JinLuoning Gui
    • H04J3/06
    • H04L47/10H04J3/0632H04L7/005H04L47/22
    • A self-adaptive jitter buffer adjustment method for packet-switched network is presented in this invention, which involves both positive adjustment to jitter buffer and negative adjustment to jitter buffer. The positive adjustment part performs a positive adjustment to the jitter buffer according to an indication of a sequence number of the packet delaying, to absorb larger network jitters by dynamically detecting sequence numbers of the packets in the jitter buffer. The negative adjustment part performs a negative adjustment to the jitter buffer when the filling level descends, to match smaller network jitters by periodically detecting a filling level of the jitter buffer. This invention realizes the dynamic tracking of network jitter, so that a self-adaptive adjustment to the jitter buffer working parameters can be achieved. Comparing with traditional methods for self-adaptive buffer adjustment, the present method reduces the complicacy and computational costs of the self-adaptive jitter buffer adjustment algorithm. At the same time, the impact of self-adaptive jitter buffer adjustment on the performance of the entire system is greatly reduced.
    • 本发明提出了一种用于分组交换网络的自适应抖动缓冲器调整方法,其包括抖动缓冲器的正调整和抖动缓冲器的负调整。 正调整部根据分组延迟的序列号的指示对抖动缓冲器进行正调整,以通过动态地检测抖动缓冲器中的分组的序列号来吸收较大的网络抖动。 负调整部分在填充水平下降时对抖动缓冲器进行负调整,以通过周期性地检测抖动缓冲器的填充水平来匹配较小的网络抖动。 本发明实现了网络抖动的动态跟踪,从而可以实现对抖动缓冲区工作参数的自适应调整。 与自适应缓冲区调整的传统方法相比,本方法降低了自适应抖动缓冲区调整算法的复杂性和计算成本。 同时,自适应抖动缓冲区调整对整个系统性能的影响也大大降低。
    • 18. 发明申请
    • SELF-BACKHAUL METHOD AND APPARATUS IN WIRELESS COMMUNICATION NETWORKS
    • 无线通信网络中的自回归方法和设备
    • US20070110005A1
    • 2007-05-17
    • US11558189
    • 2006-11-09
    • Shan JinJimin LiuXiaobing LengGang Shen
    • Shan JinJimin LiuXiaobing LengGang Shen
    • H04B7/216
    • H04W92/20H04W16/26H04W84/22
    • The present invention relates to a wireless self-backhaul technique in a wireless communication network, especially in a WiMAX network, which implements wireless backhaul between base stations by using radio resources (frequency, sub-band or timeslot) of base stations' own. More specifically, uplink and downlink backhaul channels are formed between a master base station and a slaver base station using base stations' inherent resources and through offsetting the frame start time of the slaver base station for a period of time in relation to the master base station. The slaver base station operates in base station mode during local user access and operates in subscriber station mode during implementing wireless backhaul traffic with the master base station. Therefore, the slaver base station needs to switch between these two operating modes.
    • 本发明涉及无线通信网络中的无线自回程技术,特别是在WiMAX网络中,其通过使用基站本身的无线电资源(频率,子带或时隙)来实现基站之间的无线回程。 更具体地,使用基站的固有资源在主基站和从属基站之间形成上行链路和下行链路回程信道,并且通过相对于主基站偏移从属基站的帧开始时间一段时间 。 在本地用户接入期间,从站基站在基站模式下工作,并且在与主基站实现无线回程业务时以用户站模式操作。 因此,从站基站需要在这两种操作模式之间切换。
    • 19. 发明授权
    • Handover control method in a wireless access system, relay station and base station
    • 无线接入系统,中继站和基站的切换控制方法
    • US08903394B2
    • 2014-12-02
    • US12298645
    • 2007-04-28
    • Gang ShenWei NiWei ZouShan Jin
    • Gang ShenWei NiWei ZouShan Jin
    • H04W36/00H04W4/00H04W36/30H04B7/155H04W16/26H04B7/26
    • H04W36/30H04B7/155H04B7/2606H04W16/26
    • The present invention provides a handover control method in a wireless access system, a relay station and a base station for performing handover control in a mobile multi-hop relay wireless access system such that the wireless access system is enabled to cover a wider area. To achieve the above object, the present invention provides a handover control method in a wireless access system, wherein the wireless access system comprises a mobile station and a base station, which receive and send message via a wireless channel, and further comprises a relay station for forwarding message from the mobile station and the base station under control of the base station, characterized in that the method comprising a relay station measure and arbitration step in which the relay station measures the message and arbitrates whether to relay the message, and a base station measure and handover step in which the base station measures the message and arbitrates whether to perform handover.
    • 本发明提供了一种在移动多跳中继无线接入系统中执行切换控制的无线接入系统,中继站和基站中的切换控制方法,使得无线接入系统能够覆盖更广泛的区域。 为了实现上述目的,本发明提供了一种无线接入系统中的切换控制方法,其中无线接入系统包括经由无线信道接收和发送消息的移动站和基站,并且还包括中继站 用于在基站的控制下从移动站和基站转发消息,其特征在于,所述方法包括中继站测量和仲裁步骤,其中中继站测量该消息并仲裁是否中继该消息,以及基站 站测量和切换步骤,其中基站测量消息并仲裁是否执行切换。
    • 20. 发明申请
    • Self-adaptive jitter buffer adjustment method for packet-switched network
    • 用于分组交换网络的自适应抖动缓冲器调整方法
    • US20050058146A1
    • 2005-03-17
    • US10941839
    • 2004-09-16
    • Erwu LiuGang ShenShan JinLuoning Gui
    • Erwu LiuGang ShenShan JinLuoning Gui
    • H04J3/06H04L12/56H04L12/28
    • H04L47/10H04J3/0632H04L7/005H04L47/22
    • A self-adaptive jitter buffer adjustment method for packet-switched network is presented in this invention, which involves both positive adjustment to jitter buffer and negative adjustment to jitter buffer. The positive adjustment part performs a positive adjustment to the jitter buffer according to an indication of a sequence number of the packet delaying, to absorb larger network jitters by dynamically detecting sequence numbers of the packets in the jitter buffer. The negative adjustment part performs a negative adjustment to the jitter buffer when the filling level descends, to match smaller network jitters by periodically detecting a filling level of the jitter buffer. This invention realizes the dynamic tracking of network jitter, so that a self-adaptive adjustment to the jitter buffer working parameters can be achieved. Comparing with traditional methods for self-adaptive buffer adjustment, the present method reduces the complicacy and computational costs of the self-adaptive jitter buffer adjustment algorithm. At the same time, the impact of self-adaptive jitter buffer adjustment on the performance of the entire system is greatly reduced.
    • 本发明提出了一种用于分组交换网络的自适应抖动缓冲器调整方法,其包括抖动缓冲器的正调整和抖动缓冲器的负调整。 正调整部根据分组延迟的序列号的指示对抖动缓冲器进行正调整,以通过动态地检测抖动缓冲器中的分组的序列号来吸收较大的网络抖动。 负调整部分在填充水平下降时对抖动缓冲器进行负调整,以通过周期性地检测抖动缓冲器的填充水平来匹配较小的网络抖动。 本发明实现了网络抖动的动态跟踪,从而可以实现对抖动缓冲区工作参数的自适应调整。 与自适应缓冲区调整的传统方法相比,本方法降低了自适应抖动缓冲区调整算法的复杂性和计算成本。 同时,自适应抖动缓冲区调整对整个系统性能的影响也大大降低。