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公开(公告)号:US10341895B2
公开(公告)日:2019-07-02
申请号:US15556122
申请日:2015-04-22
Applicant: QUALCOMM Incorporated
Inventor: Xipeng Zhu , Nikolai Konrad Leung , Min Wang , Amir Aminzadeh Gohari , Srinivasan Balasubramanian , Masato Kitazoe , Rulin Xing
Abstract: A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus includes an user equipment which is configured to measure Minimization of Drive Tests (MDT) metrics, to measure Quality of Experience (QoE) metrics, to generate correlation information of at least one of the MDT metrics and at least one of the QoE metrics, and to report the correlation information.
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22.
公开(公告)号:US10200918B2
公开(公告)日:2019-02-05
申请号:US15681637
申请日:2017-08-21
Applicant: QUALCOMM Incorporated
Inventor: Achaleshwar Sahai , Yi Su , Shashidhar Vummintala , Masato Kitazoe
Abstract: The present disclosure provides a mechanism that may allow a UE to determine whether PBCH repetition is enabled in the target cell without performing a hypothesis test. For example, the apparatus may receive a handover message from a serving cell. In an aspect, the handover message may be associated with a handover procedure to a target cell. In addition, the apparatus may determine whether to perform a hypothesis test to determine if a PBCH repetition is enabled in the target cell based on the handover message. In one example, the apparatus may determine not to perform the hypothesis test when the handover message includes information that indicates if the PBCH repetition is enabled in the target cell. In another example, the apparatus may determine to perform the hypothesis test when the handover message does not include information that indicates if the PBCH repetition is enabled in the target cell.
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公开(公告)号:US10111212B2
公开(公告)日:2018-10-23
申请号:US13749518
申请日:2013-01-24
Applicant: Qualcomm Incorporated
Inventor: Navid Ehsan , Thomas Klingenbrunn , Amir Aminzadeh Gohari , Aziz Gholmieh , Alexei Yurievitch Gorokhov , Masato Kitazoe , Amit Mahajan , Peter Gaal
Abstract: Managing of secondary carriers for a multicarrier user equipment (UE) is described in which the UE initiates or provides input for activation and deactivation of selected secondary cells in a carrier aggregation depending on allocation or provisioning of UE radio frequency resources.
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公开(公告)号:US10028329B2
公开(公告)日:2018-07-17
申请号:US15227310
申请日:2016-08-03
Applicant: QUALCOMM Incorporated
Inventor: Madhavan Srinivasan Vajapeyam , Alberto Rico Alvarino , Masato Kitazoe
Abstract: A UE in an eDRX cycle may miss an SI change notification because the UE's receiver may be powered down during the entire modification period prior to the SI change. An apparatus for wireless communication at a base station may transmit SI, change the SI during a period of eDRX by a UE, and transmit the changed SI. The apparatus ensures that a UE receives an SI change notification, even when performing eDRX, by transmitting at least one notification associated with the changed SI after the transmission of the changed SI and during a paging occasion for the UE. In another aspect, an apparatus for wireless communication at a UE enters into an eDRX cycle and receives, after an SI change, a notification associated with the SI change.
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公开(公告)号:US20180145839A1
公开(公告)日:2018-05-24
申请号:US15696000
申请日:2017-09-05
Applicant: QUALCOMM Incorporated
Inventor: Kuo-Chun Lee , Sivaramakrishna Veerepalli , Liangchi Hsu , Chun-Hao Hsu , Suli Zhao , Ralph Akram Gholmieh , Nagaraju Naik , Carlos Pazos , Masato Kitazoe , Mungal Singh Dhanda , Hao Xu , Feilu Liu
CPC classification number: H04L12/189 , H04W4/06 , H04W4/08 , H04W68/02 , H04W72/005 , H04W72/14 , H04W76/40
Abstract: Methods, systems, and devices for wireless communication are described. Data for a broadcast or multicast service may be sent over a control channel. A network device may broadcast a message to indicate a plurality of enhanced multimedia broadcast multicast service (eMBMS) services offered by the network. The mobile device may transmit an indication to the network device identifying an eMBMS service of interest. The network device may transmit a configuration message before broadcasting or multicasting data of the eMBMS service of interest. The configuration message may notify the mobile device of a control channel on which to receive the data related to the eMBMS service. The network device may then broadcast or multicast the eMBMS service data on the control channel. The data may be segmented at a particular protocol layer and mapped to several transmission time intervals within each repetition of the control channel.
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公开(公告)号:US20180124680A1
公开(公告)日:2018-05-03
申请号:US15726887
申请日:2017-10-06
Applicant: Qualcomm Incorporated
Inventor: Mungal Singh Dhanda , Masato Kitazoe
CPC classification number: H04W48/06 , H04L12/00 , H04L67/12 , H04W4/70 , H04W28/0236 , H04W56/001
Abstract: Methods, systems, and devices for wireless communication are described. The method includes transmitting a first barring bitmap associated with a first configuration of user equipments (UEs) based at least in part on a decision to implement access class barring (ACB), determining a radio access network (RAN) provides network service to UEs of a second configuration different from the first configuration, transmitting a delay tolerant barring indicator associated with the second configuration based at least in part on the decision to implement ACB and determining that the RAN provides network services to UEs of a second configuration.
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公开(公告)号:US09736707B2
公开(公告)日:2017-08-15
申请号:US14013438
申请日:2013-08-29
Applicant: QUALCOMM Incorporated
Inventor: Brian Clarke Banister , Matthias Brehler , Peter Gaal , Masato Kitazoe , Kapil Bhattad
CPC classification number: H04W24/08 , H04B7/0608 , H04B7/0691 , H04W72/042 , H04W72/046 , Y02D70/1242 , Y02D70/1262 , Y02D70/1264 , Y02D70/142 , Y02D70/146 , Y02D70/24 , Y02D70/444
Abstract: Certain aspects of the present disclosure provide techniques for wireless communications, wherein first number of transit antennas is advertised, but a different number of transmit antennas are actually used for transmission.
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公开(公告)号:US09549346B2
公开(公告)日:2017-01-17
申请号:US14316720
申请日:2014-06-26
Applicant: QUALCOMM Incorporated
Inventor: Masato Kitazoe
CPC classification number: H04W36/0005 , H04W12/02 , H04W36/0038 , H04W36/0055 , H04W92/20
Abstract: Methodologies are described that facilitate inter-eNode B handover. In various embodiments, logical protocol termination can be implemented between the user equipment and the target eNode B for inter-eNode B handover signaling. The provided handover forwarding and encapsulation mechanisms enable improved inter-operability between eNode Bs implementing different protocol versions or from different vendors, which in turn enables frequent protocol upgrades. Additionally, the invention enables the target eNode B to implement new radio configurations even if the configuration is unsupported by the source eNode B.
Abstract translation: 描述了促进eNode-B间切换的方法。 在各种实施例中,可以在用户设备和用于eNode-B间切换信令的目标eNode B之间实现逻辑协议终止。 所提供的切换转发和封装机制能够改善实现不同协议版本的eNode B或不同供应商之间的可互操作性,从而能够进行频繁的协议升级。 此外,本发明使得目标eNode B能够实现新的无线电配置,即使该配置不被源eNode B支持。
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29.
公开(公告)号:US20160338118A1
公开(公告)日:2016-11-17
申请号:US15138769
申请日:2016-04-26
Applicant: QUALCOMM Incorporated
Inventor: Madhavan Srinivasan Vajapeyam , Aleksandar Damnjanovic , Peter Gaal , Tao Luo , Amir Aminzadeh Gohari , Masato Kitazoe
IPC: H04W76/02 , H04W40/24 , H04J11/00 , H04B17/318 , H04L29/08
CPC classification number: H04W40/244 , H04B17/318 , H04J11/0093 , H04L69/323 , H04W16/14 , H04W48/18 , H04W72/082
Abstract: Methods, systems, and devices for radio resource management (RRM) measurement and reporting for license assisted access (LAA) cells operating in unlicensed or shared frequency spectrum are described. A user equipment (UE) may receive an RRM measurement configuration including a channel occupancy parameter for measuring neighbor cells of a shared frequency band. The channel occupancy parameter may be used to determine a channel occupancy metric that may be sent to a base station for cell selection. The channel occupancy metric may include an averaged or filtered received signal strength and may be reported for serving cells and/or intra-frequency neighbor cells. A base station may further configure a UE with a discovery reference signals (DRS) measurement timing configuration (DMTC), which may include an extended DMTC search window. The UE may search for DRS transmissions from neighbor cells according to the DMTC.
Abstract translation: 描述了在非许可或共享频谱中工作的许可证辅助访问(LAA)单元的无线电资源管理(RRM)测量和报告的方法,系统和设备。 用户设备(UE)可以接收包括用于测量共享频带的相邻小区的信道占用参数的RRM测量配置。 信道占用参数可以用于确定可以被发送到基站用于小区选择的信道占用度量。 信道占用度量可以包括平均或滤波的接收信号强度,并且可以针对服务小区和/或频率内相邻小区报告。 基站还可以使用发现参考信号(DRS)测量定时配置(DMTC)来配置UE,其可以包括扩展的DMTC搜索窗口。 UE可以根据DMTC搜索来自相邻小区的DRS传输。
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公开(公告)号:US20160112924A1
公开(公告)日:2016-04-21
申请号:US14883351
申请日:2015-10-14
Applicant: QUALCOMM Incorporated
Inventor: Chintan Pravin Turakhia , Vidyadhar Adiraju , Amir Aminzadeh Gohari , Neelakanta Venkata Seshachalam Chimmapudi , Srinivasan Balasubramanian , Aziz Gholmieh , Masato Kitazoe
CPC classification number: H04W36/30 , H04W24/10 , H04W36/00835 , H04W36/305 , H04W76/19 , H04W76/30
Abstract: Methods, systems, and devices are described for early radio link failure (RLF) declaration. A UE may identify a measurement report message (MRM) trigger and initiate an RLF procedure. In the RLF procedure the UE may determine whether a radio link condition indicative of an RLF has been satisfied before an expiration of a timer that is initiated by the MRM trigger. As an example, the UE may determine that a threshold number of uplink radio link signaling messages, such as MRMs, have been transmitted without a radio link control (RLC) acknowledgement (ACK). The UE may declare RLF based on the determination that the radio link condition has been satisfied. In some examples the UE may verify that channel conditions are better for a target cell than for the serving cell, and may declare RLF based further on the channel comparison.
Abstract translation: 描述了早期无线电链路故障(RLF)声明的方法,系统和设备。 UE可以识别测量报告消息(MRM)触发并启动RLF过程。 在RLF过程中,UE可以在由MRM触发发起的定时器期满之前确定指示RLF的无线电链路状况是否已被满足。 作为示例,UE可以确定在没有无线电链路控制(RLC)确认(ACK)的情况下已经发送了诸如MRM之类的上行链路无线电链路信令消息的阈值数量。 UE可以基于已经满足无线电链路条件的确定来声明RLF。 在一些示例中,UE可以验证信道条件对于目标小区而不是服务小区更好,并且可以进一步基于信道比较来声明RLF。
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