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    • 1. 发明申请
    • METHOD AND APPARATUS FOR LOCATION DETERMINATION WITH WLAN/WPAN/SENSOR SUPPORT
    • 用于WLAN / WPAN /传感器支持的位置确定的方法和装置
    • WO2016126847A1
    • 2016-08-11
    • PCT/US2016/016410
    • 2016-02-03
    • APPLE INC.
    • BELGHOUL, FaroukMAYOR, Robert W.MACGOUGAN, Glenn D.CHHOKRA, Kumar GauravMUJTABA, Syed A.ZHANG, DaweiTABET, Tarik
    • H04W64/00H04W4/22H04W88/06
    • H04W4/025G01C5/06H04W4/02H04W4/33H04W4/90
    • Apparatus and methods for estimating a location of a wireless device in communication with a wireless network, such as a UMTS network or an LTE/LTE-A network, based at least in part on WLAN/WPAN AP measurements and/or barometric measurements are disclosed. The wireless device responds to a location capability inquiry from the wireless network by providing a response that indicates the wireless device is configurable to estimate its location based on WLAN/WPAN AP and/or barometric measurements. The wireless network sends WLAN/WPAN AP and/or barometric reference information to the wireless device to assist in estimating its location. The wireless device measures one or more WLAN/WPAN APs, and the wireless device uses the WLAN/WPAN AP and/or barometric measurements to estimate its location. In some embodiments, GPS/GNSS information is used in conjunction with WLAN/WPAN AP and/or barometric measurements to estimate the location of the wireless device.
    • 公开了至少部分地基于WLAN / WPAN AP测量和/或气压测量来估计与诸如UMTS网络或LTE / LTE-A网络的无线网络通信的无线设备的位置的装置和方法 。 无线设备通过提供指示无线设备可配置以基于WLAN / WPAN AP和/或气压测量来估计其位置的响应来响应来自无线网络的位置能力查询。 无线网络向无线设备发送WLAN / WPAN AP和/或气压参考信息以帮助估计其位置。 无线设备测量一个或多个WLAN / WPAN AP,并且无线设备使用WLAN / WPAN AP和/或气压测量来估计其位置。 在一些实施例中,GPS / GNSS信息与WLAN / WPAN AP和/或气压测量结合使用以估计无线设备的位置。
    • 3. 发明申请
    • METHOD FOR IMPLEMENTING AUTONOMOUS MANAGEMENT OF RADIO RESOURCES ACROSS DUAL NETWORKS
    • 实现双网络无线电资源自主管理的方法
    • WO2013154937A1
    • 2013-10-17
    • PCT/US2013/035451
    • 2013-04-05
    • APPLE INC.
    • TABET, TarikMUJTABA, Syed A.WANG, XiaowenFLYNN, PaulSONG, Kee-BongMAJJIGI, VinayKIM, YoungjaeKIM, YuchulMUCKE, Christian
    • H04W36/00H04W76/04
    • H04W36/0066H04W36/0088H04W76/28H04W88/06
    • Managing radio resources across dual networks includes a wireless mobile device connecting to a first wireless network using a first radio access technology. The wireless device may notify the first network of a capability to be temporarily non-responsive to the first network while maintaining a signaling connection to the first network. The wireless device may communicate with a second network. The wireless device may return to communicating with the first network subsequent to communicating with the second network, and in response to communicating with the second network for less than a predetermined amount of time, the wireless device may send a scheduling request to the first network. In response to receiving a grant acknowledgement from the first network, the wireless device may send a buffer status report that includes a value such as zero to indicate that the wireless device has returned to and can communicate with the first network.
    • 跨双网络管理无线电资源包括使用第一无线电接入技术连接到第一无线网络的无线移动设备。 无线设备可以在维持到第一网络的信令连接的同时向第一网络通知临时不响应于第一网络的能力。 无线设备可以与第二网络通信。 无线设备可以在与第二网络通信之后返回与第一网络的通信,并且响应于与第二网络的通信少于预定的时间量,无线设备可以向第一网络发送调度请求。 响应于从第一网络接收到许可确认,无线设备可以发送包括诸如零的值的缓冲器状态报告,以指示无线设备已经返回并可以与第一网络通信。
    • 7. 发明申请
    • METHODS FOR TRANSMIT ANTENNA SWITCHING DURING UPLINK ACCESS PROBING
    • 在上行链路访问探测中发送天线切换的方法
    • WO2013019718A1
    • 2013-02-07
    • PCT/US2012/048836
    • 2012-07-30
    • APPLE INC.MUJTABA, Syed A.KIM, YoungjaeSONG, Kee-BongWANG, Xiaowen
    • MUJTABA, Syed A.KIM, YoungjaeSONG, Kee-BongWANG, Xiaowen
    • H04B7/06H04W52/50H04B7/04
    • H04W52/50H04B7/0404H04B7/0604
    • Electronic devices are be provided that contain wireless communication circuitry. The wireless communication circuitry includes radio-frequency transceiver circuitry coupled to first and second antennas. An electronic device sends network access probe signals to a base station in a wireless network. If the base station responds with a corresponding acknowledgement, the electronic device and base station establish a wireless communication link such as a cellular telephone link. In response to failure to receive the acknowledgement signal from the base station, the electronic device increases the transmit power of a successive network access probe signal. The electronic device switchs between use of the first and second antennas when transmitting the network access probe signals. The electronic device alternates between the first and second antennas or uses other antenna usage patterns.
    • 提供包含无线通信电路的电子设备。 无线通信电路包括耦合到第一和第二天线的射频收发器电路。 电子设备向无线网络中的基站发送网络接入探测信号。 如果基站用相应的确认进行响应,则电子设备和基站建立诸如蜂窝电话链路的无线通信链路。 响应于不能从基站接收确认信号,电子设备增加了连续网络接入探测信号的发射功率。 当发送网络接入探测信号时,电子设备在使用第一和第二天线之间切换。 电子设备在第一和第二天线之间交替,或者使用其它天线使用模式。
    • 10. 发明申请
    • OUTER LOOP LINK ADAPTATION FOR DEVICE RESUMPTION
    • 用于设备恢复的外部环路适配
    • WO2013173066A1
    • 2013-11-21
    • PCT/US2013/039054
    • 2013-05-01
    • APPLE INC.
    • TABET, TarikFLYNN, Paul V.MUJTABA, Syed A.DAMJI, NavidJI, ZhuVALLATH, Sreevalsan
    • H04L1/00
    • H04L1/0003Y02D50/10
    • Outer loop link adaptation for device resumption. A user equipment (UE) and base station (BS) may be in communication in a first network (e.g., an LTE network). Communication between the UE and the BS may be interrupted, e.g., due to a long fading environment, the UE tuning away to a second network (e.g., a CDMA network). Accordingly, the measured error rate may increase dramatically. After resumption from the interruption, a negative offset may be applied to a reported SINR value from the UE due to the previous increase in error rate. Upon improvement in the error rate, a larger, positive offset adjustment may be added to the negative offset, allowing the estimated SINR to return to reported SINR more quickly. Additionally, the error rate estimation may be adjusted to converge to a more recently measured more quickly by decreasing a feedback filter coefficient.
    • 用于设备恢复的外环链路自适应。 用户设备(UE)和基站(BS)可以在第一网络(例如,LTE网络)中进行通信。 UE和BS之间的通信可能被中断,例如由于漫长的衰落环境,UE调谐到第二网络(例如,CDMA网络)。 因此,测量的误码率可能会急剧增加。 在从中断恢复之后,由于错误率的先前增加,可能对来自UE的所报告的SINR值应用负偏移。 在改进误差率时,可以将更大的正偏移调整添加到负偏移,从而允许估计的SINR更快地返回到所报告的SINR。 此外,可以通过减小反馈滤波器系数来调整误差率估计以收敛到更近的测量更快。