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    • 4. 发明授权
    • Method, apparatus and communication system for requesting resource
    • 用于请求资源的方法,装置和通信系统
    • US09119188B2
    • 2015-08-25
    • US13142175
    • 2009-01-04
    • Gang ShenDongyao WangWu ZhengXiaobing Leng
    • Gang ShenDongyao WangWu ZhengXiaobing Leng
    • H04W72/04H04W72/12
    • H04W72/0406H04W72/042H04W72/1242H04W72/1278
    • The present invention discloses a method of requesting resource from a resource allocating apparatus by a request requesting apparatus, a resource allocating apparatus, a resource requesting apparatus and a communication system. The method comprises the following steps: sending a resource request message from the resource requesting apparatus to the resource allocating apparatus; after receiving the resource request message, if resource cannot be allocated within a set time interval with respect to the resource requesting apparatus, sending an acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus; and if the resource is allocated to the resource requesting apparatus within the set time interval, not sending the acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus. Utilizing the method and structure of the present invention, the resource allocating apparatus sends additional acknowledgement message only if needed, therefore overhead is reduced much more. Moreover, since the solution of the present invention does not change any signaling exchanged between the resource allocating apparatus and the resource requesting apparatus, it is able to meet the requirement of backward compatibility.
    • 本发明公开了一种通过请求请求装置,资源分配装置,资源请求装置和通信系统从资源分配装置请求资源的方法。 该方法包括以下步骤:将资源请求消息从资源请求装置发送到资源分配装置; 在资源请求消息接收到资源请求消息之后,如果在资源请求装置的设定时间间隔内不能分配资源,则从资源分配装置向资源请求装置发送资源请求消息的确认; 并且如果在所设定的时间间隔内资源被分配给资源请求装置,则不向资源请求装置发送资源请求消息的确认从资源分配装置。 利用本发明的方法和结构,资源分配装置仅在需要时发送附加的确认消息,因此开销大大降低。 此外,由于本发明的解决方案不改变在资源分配装置和资源请求装置之间交换的任何信令,所以能够满足向后兼容性的要求。
    • 6. 发明申请
    • METHODS, APPARATUSES AND NODES FOR DETERMINING AND ADJUSTING TARGET PACKET DELAY OF A LINK SEGMENT
    • 用于确定和调整链接分段的目标分组延迟的方法,装置和编号
    • US20130028127A1
    • 2013-01-31
    • US13639157
    • 2010-04-06
    • Wu ZhengQun ZhaoJimin LiuXiaobing LengGang Shen
    • Wu ZhengQun ZhaoJimin LiuXiaobing LengGang Shen
    • H04W24/00
    • H04L43/0852H04B7/2606H04L47/283H04W28/0205H04W28/0236H04W84/047
    • In embodiments of the present invention, there is disclosed a method, apparatus, and network node for determining target packet delays of respective segments of a link. The method may comprise: collecting parameters affecting packet delays; and determining target packet delays of respective segments based on the collected parameters and an overall requirement on the packet delay of the link according to a relation between the packet delays of respective segments and an overall packet delay of the link. Besides, there is further provided a method, apparatus, and network node for adjusting target packet delays of respective segments of a link. With embodiments of the present invention, it is provided a solution of a packet delay guarantee for a multi-hop relay system, and the solution has a great scalability and a good backward compatibility and is transparent to both the core network and user equipments.
    • 在本发明的实施例中,公开了一种用于确定链路的相应段的目标分组延迟的方法,装置和网络节点。 该方法可以包括:收集影响分组延迟的参数; 以及根据所收集的参数以及根据各个分段的分组延迟与链路的整体分组延迟之间的关系的链路的分组延迟的总体要求来确定各个分段的目标分组延迟。 此外,还提供了一种用于调整链路的各个段的目标分组延迟的方法,装置和网络节点。 本发明实施例提供了多跳中继系统的分组延迟保证的解决方案,该解决方案具有很大的可扩展性和良好的向后兼容性,对核心网和用户设备都是透明的。
    • 7. 发明授权
    • Self-backhaul method and apparatus in wireless communication networks
    • 无线通信网络中的自回程方法和装置
    • US08134979B2
    • 2012-03-13
    • 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。
    • 8. 发明申请
    • BASE STATION, RELAY STATION, MOBILE TERMINAL FOR IMPLEMENTING RELAY AND THE CORRESPONDING METHOD
    • 基站,继电站,实现继电器的移动终端和相应的方法
    • US20110274032A1
    • 2011-11-10
    • US13143290
    • 2009-01-06
    • Xiaobing LengGang ShenShan JinKaibin Zhang
    • Xiaobing LengGang ShenShan JinKaibin Zhang
    • H04W40/00
    • H04B7/15542H04B7/2606H04W84/047
    • In order to solve the drawbacks in the prior art, a new technology scheme is provided in the present invention, in which relay stations are introduced to participate in the communication of multiple carriers. The relay station only relays the carriers with had wireless transmission characteristic and controls the transmission of those relayed carrier via a carrier which does not need to be relayed. The relayed carrier is generally a high frequency carrier and the carrier which does not need to be relayed is a low frequency carrier. The base station or the relay station determines a carrier which needs to be relayed for the relay station according to the channel conditions of each carrier. The technology scheme provided by the present invention divides a NLOS (Non-Line-Of-Sight) transmission into at least two LOS transmissions. Therefore, it is easy to extend high frequency carrier to cell edge etc. Meanwhile the mobile terminal does not need extra transmission power to transmit high frequency carrier, so that the fast consumption of the terminal battery power is avoided and the great radiation hazard to the human body is also avoided. The service data and the signaling etc. which has not been relayed will still propagate in the low frequency carrier, so that the time delay resulted from the relay is avoided.
    • 为了解决现有技术的缺点,在本发明中提供了一种新的技术方案,其中引入了中继站以参与多个载波的通信。 中继站仅中继具有无线传输特性的载波,并通过不需要中继的载波来控制那些中继载波的传输。 中继载波通常是高频载波,不需要中继的载波是低频载波。 基站或中继站根据每个载波的信道状况确定需要为中继站中继的载波。 本发明提供的技术方案将NLOS(非视线)传输划分为至少两个LOS传输。 因此,容易将高频载波扩展到小区边缘等。同时,移动终端不需要额外的传输功率来传输高频载波,从而避免了终端电池电力的快速消耗,并且对于 人体也避免了。 尚未中继的业务数据和信令等仍将在低频载波中传播,从而避免了继电器产生的时延。
    • 10. 发明申请
    • METHOD AND APPARATUS FOR HYBRID AUTOMATIC REPEAT REQUEST
    • 混合自动重复请求的方法和装置
    • US20090313518A1
    • 2009-12-17
    • US12374754
    • 2007-08-27
    • Gang ShenJimin LiuJin ShanWei NiWei Zou
    • Gang ShenJimin LiuJin ShanWei NiWei Zou
    • H04L1/18G06F11/14
    • H04L1/1812H04L2001/0092
    • The present invention provides two primary Hybrid Automatic Repeat reQuest (HARQ) mechanisms for a multi-hop network, i.e. an active Mobile Multi-hop Relaying (MMR) HARQ and a passive Mobile Multi-hop Relaying (MMR) HARQ. According to the solution of the present invention, there are provided a method and a device for HARQ retransmission in relay stations of a wireless communication network, wherein in HARQ retransmission, the HARQ procedure is implemented based on resource allocated by a base station; and a method and device for HARQ in a base station, characterized in that a HARQ procedure is implemented in-between one or more relay stations and a mobile station. With the methods of the present invention, the HARQ problems existing in a multi-hop network are overcome, the correction rate of data transmission is improved, while time delay for data transmission is reduced.
    • 本发明提供了用于多跳网络,即主动移动多跳中继(MMR)HARQ和无源移动多跳中继(MMR)HARQ的两种主要的混合自动重传请求(HARQ)机制。 根据本发明的方案,提供了一种在无线通信网络的中继站中进行HARQ重传的方法和装置,其中在HARQ重传中,基于由基站分配的资源来实现HARQ过程; 以及用于基站中的HARQ的方法和装置,其特征在于,HARQ过程在一个或多个中继站和移动站之间实现。 利用本发明的方法,克服了存在于多跳网络中的HARQ问题,提高了数据传输的校正速率,同时降低了数据传输的时间延迟。