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    • 7. 发明申请
    • FEMTO CELL SYSTEM SELECTION
    • FEMTO细胞系统选择
    • WO2009120939A1
    • 2009-10-01
    • PCT/US2009/038524
    • 2009-03-27
    • QUALCOMM INCORPORATEDYOON, Young, C.BALASUBRAMANIAN, Srinivasan
    • YOON, Young, C.BALASUBRAMANIAN, Srinivasan
    • H04W48/16
    • H04W48/16H04W48/12H04W84/045
    • Systems and methodologies are described that facilitate identifying and/or selecting femto cells in a wireless communication environment. A mobile device can scan an Auxiliary Pilot Channel to detect auxiliary pilot channel information (e.g., a particular Walsh Code, …) sent from a base station. Moreover, the identified auxiliary pilot channel information can be evaluated to detect a characteristic of the base station. For instance, the identified auxiliary pilot channel information can be compared with stored auxiliary pilot channel information (e.g., Walsh Code(s) included in a whitelist, blacklist, …). Moreover, a Synchronization Channel can be read based upon the detected characteristic. Further, a Common Pilot Channel, for example, can be analyzed to search for pseudo-noise (PN) offset(s) reserved for femto cell base stations, and the scan of the Auxiliary Pilot Channel can be initiated in response to detecting at least one reserved PN offset.
    • 描述了有助于在无线通信环境中识别和/或选择毫微微小区的系统和方法。 移动设备可以扫描辅助导频信道以检测从基站发送的辅助导频信道信息(例如,特定沃尔什码)。 此外,可以评估所识别的辅助导频信道信息,以检测基站的特性。 例如,所识别的辅助导频信道信息可以与存储的辅助导频信道信息(例如白名单,黑名单中包括的沃尔什码)进行比较。 此外,可以基于检测到的特性来读取同步信道。 此外,例如,可以分析公共导频信道以搜索为毫微微小区基站预留的伪噪声(PN)偏移,并且响应于至少检测到的辅助导频信道的扫描可以被启动 一个保留的PN偏移。
    • 8. 发明申请
    • PREFERRED SYSTEM SELECTION ENHANCEMENTS FOR MULTI-MODE WIRELESS SYSTEMS
    • 多模式无线系统的优选系统选择增强
    • WO2010008651A1
    • 2010-01-21
    • PCT/US2009/042380
    • 2009-04-30
    • QUALCOMM INCORPORATEDYOON, Young, C.BALASUBRAMANIAN, SrinivasanSWAMINATHAN, Arvind
    • YOON, Young, C.BALASUBRAMANIAN, SrinivasanSWAMINATHAN, Arvind
    • H04W48/18
    • H04W48/16H04W8/18H04W48/18H04W88/06
    • Systems and methodologies are described that facilitate improved multi-mode system selection in a wireless communication system. As described herein, various techniques can be utilized to synthesize system databases corresponding to disparate groups of radio access technologies (RATs), such as a Public Land Mobile Network (PLMN) list and/or a Preferred Roaming List (PRL), with one or more overlay databases and associated location information to generate a multi-mode list of preferred systems. As described herein, a preferred system listing can be constructed to leverage fine granularity of information in one or more databases while still supporting databases with coarser information. Techniques are additionally described herein for augmenting and/or grouping one or more overlay databases to facilitate a higher available granularity of information for various RATs than that provided in system databases corresponding to the RATs. Techniques are additionally provided for automated generation of preferred system listing based on changes to observed location.
    • 描述了有助于在无线通信系统中改进的多模式系统选择的系统和方法。 如本文所描述的,可以使用各种技术来合成对应于诸如公共陆地移动网络(PLMN)列表和/或优选漫游列表(PRL)的无线电接入技术(RAT)的不同组的系统数据库,其中一个或 更多的覆盖数据库和相关联的位置信息,以生成优选系统的多模式列表。 如本文所述,可以构建优选的系统列表,以利用一个或多个数据库中的细粒度的信息,同时仍然支持具有较粗信息的数据库。 本文另外描述了用于增强和/或分组一个或多个覆盖数据库的技术,以促进针对各种RAT的信息的更高的可用粒度,而不是与对应于RAT的系统数据库中提供的信息的更高的可用粒度。 另外还提​​供了用于基于对观察位置的变化来自动生成优选系统列表的技术。
    • 9. 发明申请
    • METHOD AND APPARATUS FOR CONGESTION CONTROL IN HIGH SPEED WIRELESS PACKET DATA NETWORKS
    • 高速无线数据网络中的控制控制方法与装置
    • WO2005034438A1
    • 2005-04-14
    • PCT/US2004/032043
    • 2004-09-30
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)BALASUBRAMANIAN, SrinivasanVANNITHAMBY, RathYOON, Young, C.
    • BALASUBRAMANIAN, SrinivasanVANNITHAMBY, RathYOON, Young, C.
    • H04L12/28
    • H04L47/14H04L47/10H04L47/11H04L47/125H04W36/22H04W48/20
    • A wireless communication network includes a base station system that transmits sector congestion information to influence mobile station sector selection processing. In an exemplary embodiment, where at least some of the mobile stations being supported by the network autonomously select the network sector from which they wish to receive forward link packet data transmissions, an exemplary base station influences that sector selection processing by transmitting congestion information on a per sector basis. Complementing that transmission by the network, an exemplary mobile station incorporates consideration of the sector congestion information into its autonomous sector selection processing logic. Thus, where potentially large numbers of mobile stations individually select the "best" sector from a candidate set of sectors, the network can perform load balancing by advertising sector congestion levels, so that mobile stations can choose (or avoid choosing) a given sector based at least in part of the congestion information.
    • 无线通信网络包括发送扇区拥塞信息以影响移动台扇区选择处理的基站系统。 在示例性实施例中,由网络支持的至少一些移动站自主地选择希望从其接收前向链路分组数据传输的网络扇区,示例性基站通过在一个或多个网络上发送拥塞信息来影响该扇区选择处理 每个部门的基础。 作为对网络的传输的补充,示例性移动站将扇区拥塞信息的考虑结合到其自主扇区选择处理逻辑中。 因此,在潜在的大量移动站从候选的扇区组中分别选择“最佳”扇区的情况下,网络可以通过广告扇区拥塞水平来执行负载平衡,使得移动站可以选择(或避免选择)给定扇区 至少部分拥塞信息。