Method and apparatus for assigning resources in a wireless system
    2.
    发明授权
    Method and apparatus for assigning resources in a wireless system 有权
    在无线系统中分配资源的方法和装置

    公开(公告)号:US08265029B2

    公开(公告)日:2012-09-11

    申请号:US12135599

    申请日:2008-06-09

    IPC分类号: H04W4/00

    摘要: A method and apparatus of signaling radio resource allocation in a wireless communication system includes the time-frequency resources into multiple regions; defining a channel tree within at least one region, wherein the channel tree has base nodes which are determined using the area of the region and the area of a base node; determining a channel identifier assignment for a mobile station, wherein the channel identifier corresponds to a collection of base nodes from a channel tree; transmitting an indication of the determined channel identifier to the mobile station; and transmitting a packet to a mobile station or receiving a packet from the mobile station using the physical time-frequency resources, which correspond to the channel identifier.

    摘要翻译: 在无线通信系统中信令无线电资源分配的方法和装置包括多个区域中的时间 - 频率资源; 在至少一个区域内定义信道树,其中信道树具有使用区域的区域和基本节点的区域确定的基本节点; 确定用于移动台的信道标识符分配,其中所述信道标识符对应于来自信道树的基本节点的集合; 向所述移动台发送所确定的信道标识符的指示; 并且使用与所述信道标识符对应的物理时频资源,向移动站发送分组或者从移动台接收分组。

    Method and Apparatus for Assigning Resources in a Wireless System with Multiple Regions
    3.
    发明申请
    Method and Apparatus for Assigning Resources in a Wireless System with Multiple Regions 审中-公开
    用于在具有多个区域的无线系统中分配资源的方法和装置

    公开(公告)号:US20120120912A1

    公开(公告)日:2012-05-17

    申请号:US13360499

    申请日:2012-01-27

    IPC分类号: H04W72/04

    摘要: A method and apparatus of signaling radio resource allocation in a wireless communication system includes transmitting at least one region boundary to a mobile station indicating a division of the time-frequency resources into at least two regions, determining a time-frequency resource assignment for the mobile station, transmitting an indication of the determined time-frequency resource to the mobile station in the same region as the determined time-frequency resource, and transmitting a packet to the mobile station using the physical time-frequency resources corresponding to the determined time-frequency resource.

    摘要翻译: 一种在无线通信系统中信令无线电资源分配的方法和装置包括向移动站发送指示将时间 - 频率资源划分为至少两个区域的至少一个区域边界,确定移动站的时间 - 频率资源分配 在与确定的时间 - 频率资源相同的区域中向移动台发送所确定的时间 - 频率资源的指示,并且使用与所确定的时间频率相对应的物理时间 - 频率资源向移动站发送分组 资源。

    Adaptive HARQ in an OFDMA based communication system
    4.
    发明授权
    Adaptive HARQ in an OFDMA based communication system 有权
    在基于OFDMA的通信系统中的自适应HARQ

    公开(公告)号:US07957345B2

    公开(公告)日:2011-06-07

    申请号:US11685497

    申请日:2007-03-13

    IPC分类号: H04W4/00

    摘要: The present invention discloses constructs and methods for transmitting a HARQ re-transmission in an adaptive manner in a wireless communication system. The system of the present invention discloses: scheduling the re-transmission of a data packet, based on decoding results from a receiver; determining a plurality of parameters for re-transmission in an adaptive manner; sending an assignment message if required; using a plurality of fields in the assignment message for re-transmission to indicate the plurality of parameters in the re-transmission; using a MACID field in the assignment message for re-transmission to indicate a target mobile station for the re-transmission; transmitting a data packet for the re-transmission; and decoding the data packet at the receiver to determine if a further need of re-transmission exists.

    摘要翻译: 本发明公开了一种在无线通信系统中以自适应方式发送HARQ再传输的结构和方法。 本发明的系统基于来自接收机的解码结果来调度数据包的重发送; 以自适应方式确定用于重传的多个参数; 如果需要,发送转发消息; 在分配消息中使用多个字段进行重新发送以指示重传中的多个参数; 在所述分配消息中使用MACID字段进行重新发送以指示用于所述重新发送的目标移动台; 发送用于重传的数据分组; 并且在接收机处对数据分组进行解码,以确定是否存在再次传输的进一步需要。

    Method and apparatus for enabling soft handoff in an OFDMA-based communication system
    5.
    发明授权
    Method and apparatus for enabling soft handoff in an OFDMA-based communication system 有权
    在基于OFDMA的通信系统中实现软切换的方法和装置

    公开(公告)号:US08565773B2

    公开(公告)日:2013-10-22

    申请号:US11685037

    申请日:2007-03-12

    IPC分类号: H04W36/00

    CPC分类号: H04W36/18

    摘要: A method of enabling a soft handoff in a communication system, wherein the communication system includes a plurality of sectors and each of the plurality of sectors includes at least one base station is disclosed. The method includes: providing at least one mobile station; setting identical resources for serving the mobile station from each of the plurality of base stations in each sector; designating at least a plurality of base stations in at least one sector to participate a soft handoff; and performing a soft handoff.

    摘要翻译: 一种在通信系统中实现软切换的方法,其中所述通信系统包括多个扇区,并且所述多个扇区中的每一个包括至少一个基站。 该方法包括:提供至少一个移动站; 设置用于从每个扇区中的所述多个基站中的每一个为所述移动站服务的相同资源; 在至少一个扇区中指定至少多个基站以参与软切换; 并执行软切换。

    Method and apparatus for interference mitigation in an OFDMA-based communication system
    7.
    发明授权
    Method and apparatus for interference mitigation in an OFDMA-based communication system 有权
    在基于OFDMA的通信系统中用于干扰减轻的方法和装置

    公开(公告)号:US08005175B2

    公开(公告)日:2011-08-23

    申请号:US11684931

    申请日:2007-03-12

    IPC分类号: H03D1/04

    摘要: A method and apparatus for mitigating inter-cell interference in an OFDMA-based wireless communication system is disclosed. The method includes the steps of, providing at least a frame in a base station to a plurality of mobile stations; dividing the frame into a plurality of subcarriers; assigning a demarcation line within the frame to divide the plurality of subcarriers into a first zone and a second zone; defining a time reuse parameter for the plurality of subcarriers within the first zone; defining a frequency reuse parameter for the plurality of subcarriers within the first zone; and loading the plurality of subcarriers within the first zone according the time reuse parameter and the frequency parameter.

    摘要翻译: 公开了一种用于减轻基于OFDMA的无线通信系统中的小区间干扰的方法和装置。 该方法包括以下步骤:向多个移动台提供基站中的至少一帧; 将帧划分成多个子载波; 在所述帧内分配分界线以将所述多个子载波分成第一区和第二区; 为所述第一区域内的所述多个子载波定义时间重用参数; 为所述第一区域内的所述多个子载波定义频率重用参数; 以及根据所述时间重用参数和所述频率参数加载所述第一区域内的所述多个子载波。

    Method and apparatus for wireless resource allocation
    8.
    发明授权
    Method and apparatus for wireless resource allocation 有权
    无线资源分配的方法和装置

    公开(公告)号:US07839822B2

    公开(公告)日:2010-11-23

    申请号:US11679060

    申请日:2007-02-26

    IPC分类号: H04Q7/00

    摘要: Techniques are provided to assign radio resources with one of two or more types of assignments on a frame-by-frame basis. The first type of assignment uses subcarriers that are contiguous in both time and frequency, and the second type of assignment uses subcarriers that are disjoint and equally-spaced in frequency. The types of resource assignments can be multiplexed in a frame by dividing the frame into two zones, each zone of a different type. The demarcation between the first and second zones is implicitly indicated by the assignment messages for the mobile stations. Based on the loading conditions, the base station selects one of two demarcation strategies to use and communicates the selection implicitly by using one assignment message for a mobile station.

    摘要翻译: 提供技术以逐帧分配给无线电资源与两种或多种类型的分配中的一种。 第一类型的分配使用在时间和频率上都是连续的子载波,并且第二类型的分配使用在频率上不相交和等间隔的子载波。 资源分配的类型可以通过将帧划分成两个区域(每个区域不同类型)来复用在一个帧中。 第一和第二区之间的分界由移动台的分配消息隐含地表示。 基于加载条件,基站选择两个分界策略中的一个来使用,并通过使用移动台的一个分配消息来隐含地传送该选择。

    Method and apparatus for associating a packet with an H-ARQ channel identifier
    10.
    发明授权
    Method and apparatus for associating a packet with an H-ARQ channel identifier 有权
    用于将分组与H-ARQ信道标识符相关联的方法和装置

    公开(公告)号:US09306709B2

    公开(公告)日:2016-04-05

    申请号:US12197074

    申请日:2008-08-22

    IPC分类号: H04W72/04 H04L1/18

    摘要: A method in a base station of transmitting control information to a mobile station includes transmitting a persistent assignment to a mobile station, wherein the persistent assignment includes a plurality of ACID indications; and transmitting a subsequent assignment to the mobile station including an ACID derived from the plurality of ACID indications. In another method, a mobile station receives control information from a base station, including receiving a persistent assignment from the base station, wherein the persistent assignment includes a plurality of ACID indications; and receiving a subsequent assignment from the base station including an ACID derived from the plurality of ACID indications.

    摘要翻译: 向移动台发送控制信息的基站中的方法包括向移动台发送持续分配,其中所述持续分配包括多个ACID指示; 以及向所述移动站发送包括从所述多个ACID指示导出的ACID的后续分配。 在另一种方法中,移动台从基站接收控制信息,包括接收来自基站的持续分配,其中持续分配包括多个ACID指示; 以及从所述基站接收包括从所述多个ACID指示导出的ACID的后续分配。