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    • 2. 发明申请
    • Asymmetric mode of operation in multi-carrier communication systems
    • 多载波通信系统中的不对称操作模式
    • US20070060165A1
    • 2007-03-15
    • US11486513
    • 2006-07-13
    • Peter BlackRashid AttarRamin RezaiifarParag AgasheMingxi FanRoberto RiminiJun Ma
    • Peter BlackRashid AttarRamin RezaiifarParag AgasheMingxi FanRoberto RiminiJun Ma
    • H04Q7/20
    • H04B7/264H04L1/16H04L5/023
    • A method and system for providing asymmetric modes of operation in multi-carrier wireless communication systems. A method may assign a long code mask (LCM) to an information channel associated with a plurality of forward link carriers to transmit data from an access network to an access terminal; and multiplex the information channel on a reverse link carrier. The information channel may include one of data source channel (DSC), data rate control (DRC) and acknowledgment (ACK) information, and the multiplexing may be code division multiplexing (CDM). The AN may instruct the AT on whether to multiplex the DSC information based on feedback from the AT. The method may further offset the ACK information on the reverse link to reduce the reverse link peak to average, CDM the information channel on an I-branch and on a Q-branch, and transmit the code division multiplexed information channel on the reverse link carrier.
    • 一种用于在多载波无线通信系统中提供不对称操作模式的方法和系统。 方法可以将长码掩码(LCM)分配给与多个前向链路载波相关联的信息信道,以将数据从接入网络传输到接入终端; 并在反向链路载波上复用信息信道。 信息信道可以包括数据源信道(DSC),数据速率控制(DRC)和确认(ACK)信息之一,并且复用可以是码分复用(CDM)。 AN可以根据AT的反馈来指示AT是否复用DSC信息。 该方法还可以抵消反向链路上的ACK信息,以减少反向链路峰值平均,CDM在I分支和Q分支上的信道,并在反向链路载波上发送码分多路复用信息信道 。
    • 6. 发明申请
    • Seamless interfrequency handoff in a high data rate wireless system
    • 高数据率无线系统中的无缝接口切换
    • US20060252428A1
    • 2006-11-09
    • US11102224
    • 2005-04-08
    • Parag AgasheRamin Rezaiifar
    • Parag AgasheRamin Rezaiifar
    • H04Q7/20
    • H04W36/30H04W36/02
    • A high data rate system capable of inter-frequency handoffs with little or no interruption in data service. The access network sends data from the first sector to the access terminal at the first frequency. The access terminal measures a parameter of a signal received at the access terminal from the second sector at the second frequency, wherein a pre-active set of the access terminal includes the second sector, and wherein an active set of the access terminal consists of one or more sectors operating in the first frequency. The access terminal then sends a data source control message corresponding to the second sector to the access network, after which the access terminal switches the pre-active set and the active set.
    • 高数据速率系统能够进行频间切换,数据服务几乎没有或没有中断。 接入网以第一频率从第一扇区向接入终端发送数据。 所述接入终端以所述第二频率测量在所述接入终端从所述第二扇区接收的信号的参数,其中所述接入终端的预先活动组包括所述第二扇区,并且其中所述接入终端的活动组由一个 或更多的扇区以第一频率运行。 接入终端然后将与第二扇区相对应的数据源控制消息发送到接入网络,之后接入终端切换预活动组和活动组。