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    • 5. 发明申请
    • MESSAGE-BASED EXCHANGE OF ACCESS POINT PILOT SIGNATURE INDICATORS
    • 基于消息的接入点导频签名指示
    • WO2011017562A3
    • 2011-03-31
    • PCT/US2010044608
    • 2010-08-05
    • QUALCOMM INCTINNAKORNSRISUPHAP PEERAPOLPATEL CHIRAG SURESHBHAIYAVUZ MEHMETRAUBER PETER HANSPATWARDHAN RAVINDRA MANOHAR
    • TINNAKORNSRISUPHAP PEERAPOLPATEL CHIRAG SURESHBHAIYAVUZ MEHMETRAUBER PETER HANSPATWARDHAN RAVINDRA MANOHAR
    • H04W36/00
    • H04W36/0061H04W36/04H04W48/08H04W84/045
    • An access point is identified based on a plurality of pilot signatures (pseudo-random noise, PN, spreading codes or scrambling codes). Here, in addition to transmitting a pilot signal that is encoded (e.g., spread/scrambled) using a particular pilot signature, an access point transmits a message that includes at least one indication of at least one other pilot signature (e.g. PN offset or PN phase). For example, an access point may use one PN offset to generate and transmit a pilot signal and transmit a different message that identifies (includes) at least another PN offset. An access terminal that receives the pilot signal and the message may then generate a pilot report that identifies all of these pilot signatures. Upon receiving a handover message including this pilot- related information, a target network entity with knowledge of the pilot signatures assigned to that access point may then accurately identify the access point as a target for handover of the access terminal. In a certain aspect of the invention, a femto management system maintains a pool of PN offsets that may be allocated to femtocells mapping between PN offsets and cell -IDs may be carried out.
    • 基于多个导频签名(伪随机噪声,PN,扩展码或扰码)来识别接入点。 这里,除了使用特定导频签名来发送编码(例如,扩频/加扰)的导频信号之外,接入点还发送包括至少一个其他导频签名的至少一个指示(例如,PN偏移或PN 相)。 例如,接入点可以使用一个PN偏移来生成和发送导频信号,并发送标识(包括)至少另一PN偏移的不同消息。 然后,接收导频信号和消息的接入终端可以生成识别所有这些导频签名的导频报告。 在接收到包括该导频相关信息的切换消息时,具有分配给该接入点的导频签名的知识的目标网络实体可以准确地将接入点识别为接入终端的切换目标。 在本发明的某个方面,毫微微管理系统维护可以分配给毫微微小区的PN偏移池,可以执行PN偏移与小区ID之间的映射。
    • 8. 发明申请
    • SWITCHING BETWEEN DIFFERENT TRANSMIT/ RECEIVE PULSE SHAPING FILTERS FOR LIMITING ADJACENT CHANNEL INTERFERENCE
    • 切换不同的发射/接收脉冲波形滤波器,用于限制相邻信道干扰
    • WO2010022290A3
    • 2010-04-15
    • PCT/US2009054547
    • 2009-08-20
    • QUALCOMM INCYAVUZ MEHMETNANDA SANJIVTOKGOZ YELIZ
    • YAVUZ MEHMETNANDA SANJIVTOKGOZ YELIZ
    • H04L25/03
    • H04L25/03834H04W36/0055H04W84/045
    • A femtocell base station includes a transmitter that transmits downlink signals to a mobile station, a receiver that receives uplink signals from the mobile station, a standard transmit pulse-shaping filter, and a narrower transmit pulse-shaping filter that limits the bandwidth of the downlink signals to a greater extent than the standard transmit pulse-shaping filter. The femtocell base station also includes a standard receive pulse-shaping filter and a narrower receive pulse-shaping filter. The femtocell base station is configured to switch between the standard transmit pulse-shaping filter and the narrower transmit pulse-shaping filter, and to switch between the standard receive pulse-shaping filter and the narrower receive pulse-shaping filter. A mobile station may switch from a standard transmit pulse-shaping filter to a narrower transmit pulse-shaping filter to limit uplink interference. A mobile station may switch from a narrower transmit pulse-shaping filter to a standard transmit pulse-shaping filter to achieve a higher data rate.
    • 毫微微小区基站包括发射下行链路信号到移动台的发射机,接收来自移动台的上行链路信号的接收机,标准发射脉冲整形滤波器和限制下行链路的带宽的窄发射脉冲整形滤波器 信号比标准发送脉冲整形滤波器的程度更大。 毫微微小区基站还包括标准接收脉冲整形滤波器和较窄接收脉冲整形滤波器。 毫微微小区基站被配置为在标准发射脉冲整形滤波器和较窄发射脉冲整形滤波器之间切换,并且在标准接收脉冲整形滤波器和较窄接收脉冲整形滤波器之间切换。 移动台可以从标准发射脉冲整形滤波器切换到较窄发射脉冲整形滤波器以限制上行链路干扰。 移动台可以从较窄的发射脉冲整形滤波器切换到标准的发射脉冲整形滤波器以实现较高的数据速率。
    • 9. 发明申请
    • TRANSMIT POWER SELECTION FOR USER EQUIPMENT COMMUNICATING WITH FEMTO CELLS
    • 用于与FEMTO电池通信的用户设备的发射电源选择
    • WO2009140311A3
    • 2010-03-18
    • PCT/US2009043674
    • 2009-05-12
    • QUALCOMM INCYAVUZ MEHMETNANDA SANJIVTOKGOZ YELIZ
    • YAVUZ MEHMETNANDA SANJIVTOKGOZ YELIZ
    • H04W52/24H04W52/14H04W52/36
    • H04W52/146H04W52/244H04W52/367
    • Transmit power for a user equipment (UE) is set by a Home NodeB (HNB) in response to interference at a nearby macrocell. The HNB monitors an interference level to the macrocell from a UE communicating with the HNB. An acceptable transmit power for the UE is determined by the HNB in response to the interference level. A power change indicator is transmitted from the HNB to the UE to adjust the transmit power of the UE. In some cases, the interference may be estimated from a busy indicator from the macrocell and the HNB sends a modified version of the busy indicator to the UE to adjust the transmit power of the UE. In other cases, the HNB estimates a path loss for the UE based on received signal power from the macrocell and signals a transmit power change to the UE, if needed, based on the estimated path loss.
    • 用户设备(UE)的发射功率由家庭节点B(HNB)响应于在附近的宏小区的干扰来设置。 HNB从与HNB通信的UE监视到宏小区的干扰电平。 响应于干扰电平,由HNB确定UE的可接受发射功率。 从HNB向UE发送功率变化指示符,以调整UE的发射功率。 在一些情况下,可以从宏小区的忙指示符估计干扰,HNB向UE发送忙指示符的修改版本,以调整UE的发射功率。 在其他情况下,HNB基于来自宏小区的接收信号功率来估计UE的路径损耗,并且如果需要,则基于所估计的路径损耗来向UE发送功率变化信号。
    • 10. 发明申请
    • MOBILE DEVICES WITH FEMTO CELL FUNCTIONALITY
    • 具有细胞功能的移动设备
    • WO2009151872A3
    • 2010-02-25
    • PCT/US2009044217
    • 2009-05-15
    • QUALCOMM INCGROB MATTHEW SYAVUZ MEHMETNANDA SANJIV
    • GROB MATTHEW SYAVUZ MEHMETNANDA SANJIV
    • H04W88/04H04W36/32
    • H04W36/30H04W24/08H04W36/0022H04W36/04H04W36/32H04W64/00H04W76/023H04W84/045H04W88/04
    • Aspects describe communications environments in which femtocell capability is provided to devices within the communications network. A non-femto enabled device and/or a femto enabled device can communicate with a femto enabled device in the same geographical area for femto-enabled peer-to-peer communication. Two non-femto enabled devices can be provided femto functionality through utilization of a femto enabled device, which operates as a hub between the two devices. Further aspects determine handover of a connection of a device to a femto enabled device if both. devices are in close proximity. Other aspects relate to enhanced position determination, adaptive coverage enhancement, local mobile networks, open access femtocells without a. backhaul, and local broadcast of media though utilization of femto enabled devices.
    • 方面描述了将毫微微小区能力提供给通信网络内的设备的通信环境。 非毫微微功能的设备和/或毫微微功能设备可以在相同的地理区域中与毫微微功能的对等通信进行通信。 可以通过利用作为两个设备之间的集线器的毫微微功能设备来提供两个非毫微微功能的设备。 另外的方面确定了如果两者都将设备的连接切换到毫微微使能设备。 设备非常接近。 其他方面涉及增强位置确定,自适应覆盖增强,本地移动网络,开放接入毫微微蜂窝基站。 回程和媒体的本地广播,同时利用毫微微功能的设备。