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    • 1. 发明授权
    • Scheduler method and apparatus for communication systems
    • 通信系统的调度方法和装置
    • US07596089B2
    • 2009-09-29
    • US10160125
    • 2002-06-04
    • Qi BiChing Yao HuangPi-Chun ChenPatrick LiStanley Vitebsky
    • Qi BiChing Yao HuangPi-Chun ChenPatrick LiStanley Vitebsky
    • G01R31/08
    • H04W72/1247H04L47/11H04L47/14H04L47/2433H04L47/29H04L47/50H04L47/6235H04L47/6265H04W28/14
    • In the method, an average user throughout over all active users is computed, and each user's user perceived throughput is compared against the computed average throughout. Based on the comparison, the scheduling of the plurality of users is prioritized. In an embodiment, a priority adjustment factor is applied to each user to prioritize the scheduling of users to receive a data transmission. The priority adjustment factor is determined based in part on an update function. The update function is proportional to a calculated difference between each user's user perceived throughput and the average user throughput. Based on the sign of the update function, the priority adjustment factor is either incremented or decremented, and hence, prioritization of users is ordered. The output of the scheduler is user identifying information that informs the base station to transmit data in a current time slot to the identified user determined as the highest priority user by the scheduling method.
    • 在该方法中,计算所有活跃用户之间的平均用户,并将每个用户的用户感知吞吐量与所计算的平均值进行比较。 基于比较,优先考虑多个用户的调度。 在一个实施例中,优先级调整因子被应用于每个用户以优先化用户的调度以接收数据传输。 部分基于更新功能来确定优先级调整因子。 更新功能与每个用户的用户感知吞吐量和平均用户吞吐量之间的计算差异成比例。 基于更新功能的符号,优先级调整因子被递增或递减,因此排序用户的优先级。 调度器的输出是用户识别信息,通知基站通过调度方法将当前时隙中的数据发送到被确定为最高优先级用户的所识别用户。
    • 3. 发明申请
    • Providing power control in a reverse link of a wireless spread-spectrum data network for bursty traffic
    • 在无线扩频数据网络的反向链路中提供功率控制用于突发业务
    • US20070207827A1
    • 2007-09-06
    • US11241897
    • 2005-09-30
    • Qi BiPi-Chun ChenDongzhe CuiStanley VitebskyYang Yang
    • Qi BiPi-Chun ChenDongzhe CuiStanley VitebskyYang Yang
    • H04B7/00H04Q7/20
    • H04W52/12H04W52/146H04W52/265H04W52/44
    • The present invention provides a method and an apparatus for controlling transmission power of a wireless unit. The method includes providing a power control in a reverse link to a network that transmits data on a traffic channel in a bursty manner based on a performance metric of a channel with continuous transmission of other data than on the traffic channel. To provide a power control in a reverse link of a spread-spectrum wireless data network a method and an apparatus are provided for combining performance of a quality of service from at least one of a first quality feedback channel and a second quality feedback channel with that of a pilot channel and providing an outer-loop power control in said reverse link for a wireless communication on a traffic channel based on said combined performance of the quality of service to control transmission power of a wireless unit. A quality of service metric may be associated with one or more channels of the reverse link to determine performance of such a channel when transmission of data on a traffic channel is bursty in nature. Using a performance metric, such as a quality of service metric of a pilot channel, a power control in the reverse link may be provided when data is not transmitted on the traffic channel, e.g., in a bursty traffic channel to control transmission power of a wireless unit. In this manner, the transmission power of the wireless unit may be controlled based on an outer-loop power control that provides a continuous control for a non-continuous transmission.
    • 本发明提供了一种用于控制无线单元的发射功率的方法和装置。 该方法包括:以反向链路提供功率控制,该反向链路基于具有连续传输其他数据而不是业务信道的信道的性能度量,以突发方式在业务信道上传输数据。 为了在扩频无线数据网络的反向链路中提供功率控制,提供了一种方法和装置,用于将来自第一质量反馈信道和第二质量反馈信道中的至少一个的服务质量的性能与 并且在所述反向链路中提供用于业务信道上的无线通信的外环功率控制,其基于所述服务质量的组合性能来控制无线单元的传输功率。 服务质量度量可以与反向链路的一个或多个信道相关联,以便在业务信道上的数据传输本质上是突发性的时确定这种信道的性能。 使用诸如导频信道的服务质量度量的性能度量,可以在数据不在业务信道上传输时提供反向链路中的功率控制,例如在突发业务信道中,以控制传输功率 无线单元。 以这种方式,可以基于为非连续传输提供持续控制的外环功率控制来控制无线单元的发送功率。
    • 4. 发明授权
    • Providing power control in a reverse link of a wireless spread-spectrum data network for bursty traffic
    • 在无线扩频数据网络的反向链路中提供功率控制用于突发业务
    • US07636582B2
    • 2009-12-22
    • US11241897
    • 2005-09-30
    • Qi BiPi-Chun ChenDongzhe CuiStanley VitebskyYang Yang
    • Qi BiPi-Chun ChenDongzhe CuiStanley VitebskyYang Yang
    • H04B7/00H04Q7/20
    • H04W52/12H04W52/146H04W52/265H04W52/44
    • The present invention provides a method and an apparatus for controlling transmission power of a wireless unit. The method includes providing a power control in a reverse link to a network that transmits data on a traffic channel in a bursty manner based on a performance metric of a channel with continuous transmission of other data than on the traffic channel. To provide a power control in a reverse link of a spread-spectrum wireless data network a method and an apparatus are provided for combining performance of a quality of service from at least one of a first quality feedback channel and a second quality feedback channel with that of a pilot channel and providing an outer-loop power control in said reverse link for a wireless communication on a traffic channel based on said combined performance of the quality of service to control transmission power of a wireless unit. A quality of service metric may be associated with one or more channels of the reverse link to determine performance of such a channel when transmission of data on a traffic channel is bursty in nature. Using a performance metric, such as a quality of service metric of a pilot channel, a power control in the reverse link may be provided when data is not transmitted on the traffic channel, e.g., in a bursty traffic channel to control transmission power of a wireless unit. In this manner, the transmission power of the wireless unit may be controlled based on an outer-loop power control that provides a continuous control for a non-continuous transmission.
    • 本发明提供了一种用于控制无线单元的发射功率的方法和装置。 该方法包括:以反向链路提供功率控制,该反向链路基于具有连续传输其他数据而不是业务信道的信道的性能度量,以突发方式在业务信道上传输数据。 为了在扩频无线数据网络的反向链路中提供功率控制,提供了一种方法和装置,用于将来自第一质量反馈信道和第二质量反馈信道中的至少一个的服务质量的性能与 并且在所述反向链路中提供用于业务信道上的无线通信的外环功率控制,其基于所述服务质量的组合性能来控制无线单元的传输功率。 服务质量度量可以与反向链路的一个或多个信道相关联,以便在业务信道上的数据传输本质上是突发性的时确定这种信道的性能。 使用诸如导频信道的服务质量度量的性能度量,可以在数据不在业务信道上传输时提供反向链路中的功率控制,例如在突发业务信道中,以控制传输功率 无线单元。 以这种方式,可以基于为非连续传输提供持续控制的外环功率控制来控制无线单元的发送功率。
    • 7. 发明授权
    • Providing overload control in relatively high-speed wireless data networks
    • 在相对高速的无线数据网络中提供过载控制
    • US07587206B2
    • 2009-09-08
    • US11213322
    • 2005-08-26
    • Qi BiThomas MathewStanley VitebskyYang Yang
    • Qi BiThomas MathewStanley VitebskyYang Yang
    • H04W72/00
    • H04W28/0284H04L47/823H04W28/0236H04W28/08H04W28/12
    • The present invention provides a method and an apparatus for controlling a radio frequency resource between a first and a second wireless unit and a base station to provide overload control of the radio frequency resource based on an estimate thereof. For example, when feedback information is unavailable for the radio frequency resource at the base station. The method includes estimating the radio frequency resource used by the first and second wireless units in a wireless data network. The method further includes providing an overload control at the base station based on the estimated radio frequency resource. Based on this estimated radio frequency resource, a command may be issued by the base station on a reverse link. For example, a rise over thermal resource may be estimated to issue a rate control command to a wireless unit. By providing a desired timely rate control command on the reverse link, the base station may control a data rate of the wireless unit, maximizing throughput of the reverse link. In this way, a base station may control a rise over thermal resource metric to relieve an overload condition at the base station in a relatively high-speed wireless data network.
    • 本发明提供了一种用于控制第一和第二无线单元与基站之间的射频资源的方法和装置,以根据其估计提供射频资源的过载控制。 例如,当基站的射频资源的反馈信息不可用时。 该方法包括估计在无线数据网络中由第一和第二无线单元使用的射频资源。 该方法还包括基于估计的射频资源在基站提供过载控制。 基于该估计的射频资源,基站可以在反向链路上发出命令。 例如,可以估计热资源的上升以向无线单元发出速率控制命令。 通过在反向链路上提供期望的及时速率控制命令,基站可以控制无线单元的数据速率,从而最大化反向链路的吞吐量。 以这种方式,基站可以控制热能量度量的上升以减轻基站在相对高速的无线数据网络中的过载状况。
    • 8. 发明申请
    • Providing overload control in relatively high-speed wireless data networks
    • 在相对高速的无线数据网络中提供过载控制
    • US20070077938A1
    • 2007-04-05
    • US11213322
    • 2005-08-26
    • Qi BiThomas MathewStanley VitebskyYang Yang
    • Qi BiThomas MathewStanley VitebskyYang Yang
    • H04Q7/20
    • H04W28/0284H04L47/823H04W28/0236H04W28/08H04W28/12
    • The present invention provides a method and an apparatus for controlling a radio frequency resource between a first and a second wireless unit and a base station to provide overload control of the radio frequency resource based on an estimate thereof. For example, when feedback information is unavailable for the radio frequency resource at the base station. The method includes estimating the radio frequency resource used by the first and second wireless units in a wireless data network. The method further includes providing an overload control at the base station based on the estimated radio frequency resource. Based on this estimated radio frequency resource, a command may be issued by the base station on a reverse link. For example, a rise over thermal resource may be estimated to issue a rate control command to a wireless unit. By providing a desired timely rate control command on the reverse link, the base station may control a data rate of the wireless unit, maximizing throughput of the reverse link. In this way, a base station may control a rise over thermal resource metric to relieve an overload condition at the base station in a relatively high-speed wireless data network.
    • 本发明提供了一种用于控制第一和第二无线单元与基站之间的射频资源的方法和装置,以根据其估计提供射频资源的过载控制。 例如,当基站的射频资源的反馈信息不可用时。 该方法包括估计在无线数据网络中由第一和第二无线单元使用的射频资源。 该方法还包括基于估计的射频资源在基站提供过载控制。 基于该估计的射频资源,基站可以在反向链路上发出命令。 例如,可以估计热资源的上升以向无线单元发出速率控制命令。 通过在反向链路上提供期望的及时速率控制命令,基站可以控制无线单元的数据速率,从而最大化反向链路的吞吐量。 以这种方式,基站可以控制热能量度量的上升以减轻基站在相对高速的无线数据网络中的过载状况。