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公开(公告)号:US20180097556A1
公开(公告)日:2018-04-05
申请号:US15708758
申请日:2017-09-19
Applicant: QUALCOMM Incorporated
Inventor: Sumeeth NAGARAJA , Tao LUO
CPC classification number: H04B7/0695 , H04B7/0413 , H04B7/0617 , H04B7/0619 , H04B7/088 , H04W36/0055 , H04W36/0083 , H04W36/08
Abstract: Certain aspects of the present disclosure provide various techniques for beam recovery. For example, a method for wireless communication by a network entity may include providing configuration information to a user equipment (UE) indicating a sequence of target beams and timing information to try each target beam in the sequence, and attempting to communicate with the UE using one or more of the target beams according to the timing information, in response to a beam failure.
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公开(公告)号:US20180084440A1
公开(公告)日:2018-03-22
申请号:US15705138
申请日:2017-09-14
Applicant: QUALCOMM Incorporated
Inventor: Sumeeth NAGARAJA , Tao LUO , Ajay GUPTA , Makesh Pravin JOHN WILSON , Kaushik CHAKRABORTY , Sony AKKARAKARAN , Vinod Viswanatha MENON
CPC classification number: H04W16/28 , H04B7/0617 , H04B7/0628 , H04B7/0695 , H04B7/088
Abstract: Apparatuses and methods of beam switching are presented. A first beam switch message (BSM) is transmitted to a second device, the first BSM including a first instruction for switching beams. A reset state is selected from a plurality of reset states including a first state for the second device to disregard the first instruction and a second state for the second device to maintain execution of the first instruction. A second BSM is transmitted to the second device before the second device completes execution of the first instruction. The second BSM includes a second instruction for switching beams and indicating which reset state is selected.
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公开(公告)号:US20180063883A1
公开(公告)日:2018-03-01
申请号:US15684459
申请日:2017-08-23
Applicant: QUALCOMM Incorporated
Inventor: Sumeeth NAGARAJA , Tao LUO , Sony AKKARAKARAN
Abstract: Aspects of the present disclosure relate to wireless communications and, more particularly, to configuration of reference signals for beam refinement, based on DRX parameters. For example, a method of wireless communications by a base station may include determining a reference signal configuration for a user equipment (UE) based, at least in part, on one or more discontinuous reception (DRX) parameters, and signaling the reference signal configuration and the one or more DRX parameters to the UE.
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公开(公告)号:US20180063693A1
公开(公告)日:2018-03-01
申请号:US15419255
申请日:2017-01-30
Applicant: QUALCOMM Incorporated
Inventor: Kaushik CHAKRABORTY , Sumeeth NAGARAJA , Tao LUO , Sony AKKARAKARAN , Makesh Pravin JOHN WILSON , Aitzaz AHMAD , Peter GAAL
CPC classification number: H04W8/005 , H04B7/0469 , H04B7/0608 , H04B7/0617 , H04B7/0802 , H04W48/16 , H04W72/04
Abstract: In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a user equipment (UE). The UE reports antenna capability information of the UE, the antenna capability information comprising identification information of each of one or more antenna subarrays and polarization information indicating at least one polarization supported by each of the one or more antenna subarrays. The UE further receives an indication to operate each of the one or more antenna subarrays with one or more of the at least one polarization and communicates according to the indication.
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公开(公告)号:US20180054837A1
公开(公告)日:2018-02-22
申请号:US15421213
申请日:2017-01-31
Applicant: QUALCOMM Incorporated
Inventor: Muhammad Nazmul ISLAM , Tao LUO , Juergen CEZANNE , Sundar SUBRAMANIAN , Junyi LI , Karl Georg HAMPEL , Bilal SADIQ
Abstract: In millimeter wave systems, user equipment may not be able to receive RACH parameters through a PDCCH when the information is transmitted with an omni-directional beam. In an aspect of the disclosure, an apparatus, such as a base station, may determine the RACH parameters and transmit a subset of the RACH parameters via a PBCH. The user equipment may receive the RACH parameter subset and initiate a RACH procedure.
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586.
公开(公告)号:US20170359826A1
公开(公告)日:2017-12-14
申请号:US15400446
申请日:2017-01-06
Applicant: QUALCOMM Incorporated
Inventor: Muhammad Nazmul ISLAM , Tao LUO , Sony AKKARAKARAN , Bilal SADIQ , Junyi LI
CPC classification number: H04W72/0466 , H04B7/0617 , H04B7/0695 , H04L5/0048 , H04W72/042 , H04W72/046 , H04W72/085 , H04W72/14 , H04W88/02 , H04W88/08
Abstract: In a process of beam change, the base station transmits a beam change instruction to a user equipment to confirm a change from a current beam to another beam. The base station determines to change from a first beam to a second beam. The base station generates a beam change instruction to indicate the determination to change from the first beam to the second beam. The base station transmits, to a UE, the beam change instruction in a downlink control information (DCI). The base station determines whether or not the beam change instruction is detected by the UE.
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公开(公告)号:US20170353255A1
公开(公告)日:2017-12-07
申请号:US15608851
申请日:2017-05-30
Applicant: QUALCOMM Incorporated
Inventor: Muhammad Nazmul ISLAM , Navid ABEDINI , Tao LUO , Sundar SUBRAMANIAN , Juergen CEZANNE , Ashwin SAMPATH , Alexei Yurievitch GOROKHOV , Junyi LI , Bilal SADIQ
CPC classification number: H04J1/065 , H01Q3/2605 , H04B7/0617 , H04B7/216 , H04B7/2615 , H04J11/003 , H04J2011/0003 , H04J2203/0091 , H04L1/0003 , H04L1/0009 , H04L1/0026 , H04L1/08 , H04L5/0007 , H04L5/0023 , H04L5/005 , H04L5/0051 , H04L25/022 , H04L27/2613 , H04L27/2614 , H04L27/2662 , H04L27/2692
Abstract: The apparatus may be a base station. The apparatus processes a first group of synchronization signals. The apparatus processes a second group of synchronization signals. The apparatus performs a first transmission by transmitting the processed first group of the synchronization signals in a first synchronization subframe. The apparatus performs a second transmission by transmitting the processed second group of the synchronization signals in a second synchronization subframe.
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588.
公开(公告)号:US20170353234A1
公开(公告)日:2017-12-07
申请号:US15608887
申请日:2017-05-30
Applicant: QUALCOMM Incorporated
Inventor: Muhammad Nazmul ISLAM , Navid ABEDINI , Tao LUO , Sundar SUBRAMANIAN , Juergen CEZANNE , Ashwin SAMPATH , Alexei Yurievitch GOROKHOV , Junyi LI , Bilal SADIQ
CPC classification number: H04B7/2681 , H04B7/04 , H04L1/0003 , H04L1/0009 , H04L1/0026 , H04L1/0625 , H04L5/005 , H04L5/0051 , H04L5/0094 , H04L25/022 , H04L27/2601 , H04L27/2605 , H04L27/2613 , H04L27/2692 , H04W56/0015
Abstract: According to an aspect of the disclosure, a base station may convey the parameter information to the UE based on selection of particular resources to be used for transmission of synchronization signals, where the selected resources correspond to the particular parameter information. The UE may blindly detect the synchronization signals on various candidate resources and determine the parameter information based on the resources where the synchronization signals are detected. The apparatus may be a base station. In an aspect, the base station determines parameter information of one or more parameters. The base station selects, based on the parameter information, synchronization resources from a plurality of candidate resources for transmission of one or more synchronization signals, where the selected synchronization resources correspond to the parameter information. The base station transmits the one or more synchronization signals using the selected synchronization resources.
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公开(公告)号:US20170347353A1
公开(公告)日:2017-11-30
申请号:US15596806
申请日:2017-05-16
Applicant: QUALCOMM Incorporated
Inventor: Srinivas YERRAMALLI , Chirag Sureshbhai PATEL , Tao LUO , Peter GAAL , Juan MONTOJO , Xiaoxia ZHANG
IPC: H04W72/04
CPC classification number: H04W72/0413 , H04L1/0031 , H04L1/1671 , H04L5/0053 , H04W72/0446
Abstract: Certain aspects of the present disclosure relate to methods and apparatus for uplink control information (UCI) reporting. In certain aspects, a method includes receiving an indication of a number of symbols of a subframe available for uplink transmission. In certain aspects, the method further includes rate matching uplink control information (UCI) to the subframe based on the indication.
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公开(公告)号:US20170346534A1
公开(公告)日:2017-11-30
申请号:US15488394
申请日:2017-04-14
Applicant: QUALCOMM Incorporated
Inventor: Muhammad Nazmul ISLAM , Bilal SADIQ , Tao LUO , Sundar SUBRAMANIAN , Junyi LI
IPC: H04B7/0417 , H04W52/04 , H04W40/08 , H04W16/28 , H01Q1/24 , H04B7/06 , H04B7/0404 , H04W88/14 , H04W28/02
CPC classification number: H04B7/0417 , H01Q1/245 , H01Q1/246 , H04B7/0404 , H04B7/0617 , H04B7/0623 , H04B7/0695 , H04W16/28 , H04W28/0221 , H04W40/08 , H04W52/04 , H04W88/14
Abstract: A UE may receive, from a base station, a message requesting BSI. The UE may determine a number N of BSI reports to send to the base station, and each BSI report may indicate a beam index corresponding to a beam and a received power associated with the beam. The UE may send, to the base station, N BSI reports based on the message requesting BSI. The UE may receive, from the base station, a set of signals through a set of beams, and determine the received power for each signal of the set of signals received through each beam of the set of beams, each received power may be associated with a beam of the set of beams.
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