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公开(公告)号:US20210084606A1
公开(公告)日:2021-03-18
申请号:US17003062
申请日:2020-08-26
Applicant: QUALCOMM Incorporated
Inventor: Navid ABEDINI , Luca BLESSENT , Tao LUO , Junyi LI
Abstract: Certain aspects of the present disclosure provide techniques for over-the-air synchronization of integrated access and backhaul communications. An example method that may be performed by a network entity includes receiving, from a first wireless node, an indication of a value of a timing adjustment factor associated with a communication between the first wireless node and a second wireless node and communicating with the first wireless node or the second wireless node based on the value of the timing adjustment factor.
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公开(公告)号:US20210084545A1
公开(公告)日:2021-03-18
申请号:US17020044
申请日:2020-09-14
Applicant: QUALCOMM Incorporated
Inventor: Naeem AKL , Navid ABEDINI , Junyi LI , Jianghong LUO , Luca BLESSENT , Karl Georg HAMPEL , Tao LUO
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a child node in a wireless multi-hop network may receive a configuration for transmission of an uplink reference signal for a handover procedure; transmit the uplink reference signal according to the configuration; and receive a handover command or monitor for a downlink reference signal for the handover procedure based at least in part on transmitting the uplink reference signal. Numerous other aspects are provided.
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公开(公告)号:US20210051679A1
公开(公告)日:2021-02-18
申请号:US16990689
申请日:2020-08-11
Applicant: QUALCOMM Incorporated
Inventor: Navid ABEDINI , Junyi LI , Ashwin SAMPATH
Abstract: Aspects of the present disclosure provide apparatus, methods, processing systems, and computer readable mediums to enhance the functionality of directional repeaters (wireless nodes that relay directional wireless signals). For example, by adding even limited capability to buffer digital samples, repeater functionality may be enhanced to provide better coverage and make more efficient use of time, frequency, and spatial resources.
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公开(公告)号:US20210051549A1
公开(公告)日:2021-02-18
申请号:US16986903
申请日:2020-08-06
Applicant: QUALCOMM Incorporated
Inventor: Naeem AKL , Navid ABEDINI , Junyi LI , Jianghong LUO , Luca BLESSENT , Karl Georg HAMPEL , Tao LUO
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a child node in a wireless multi-hop network may receive a cost parameter from a neighbor node in the wireless multi-hop network, wherein the cost parameter indicates a cost, due to an operating mode of the neighbor node, of selecting the neighbor node as a target node for a handover procedure, a cell selection procedure, or a cell reselection procedure. The child node may perform the handover procedure, the cell selection procedure, or the cell reselection procedure based at least in part on the cost parameter. Numerous other aspects are provided.
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公开(公告)号:US20210044412A1
公开(公告)日:2021-02-11
申请号:US16947472
申请日:2020-08-03
Applicant: QUALCOMM Incorporated
Inventor: Junyi LI , Ashwin SAMPATH , Navid ABEDINI
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a repeater may receive, in a bandwidth part that carries a control interface of the repeater, an indication of a repeater configuration for the repeater. The repeater may communicate, based at least in part on the repeater configuration, with at least one of a base station or a user equipment. Numerous other aspects are provided.
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公开(公告)号:US20200351839A1
公开(公告)日:2020-11-05
申请号:US16829742
申请日:2020-03-25
Applicant: QUALCOMM Incorporated
Inventor: Jianghong LUO , Navid ABEDINI , Junyi LI , Luca BLESSENT , Tao LUO , Karl Georg HAMPEL
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a node in a multi-hop network may receive a configuration that indicates a first set of physical downlink control channel (PDCCH) resources dedicated to PDCCH monitoring by the node, a second set of PDCCH resources dedicated to PDCCH transmission by the node, and a third set of PDCCH resources permitted to be configured for either PDCCH monitoring by the node or PDCCH transmission by the node. The node in a multi-hop network may configure a resource of the third set of PDCCH resources for one of PDCCH monitoring or neither PDCCH monitoring nor PDCCH transmission based at least in part on an initial state associated with the resource. Numerous other aspects are provided.
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97.
公开(公告)号:US20200351753A1
公开(公告)日:2020-11-05
申请号:US16829727
申请日:2020-03-25
Applicant: QUALCOMM Incorporated
Inventor: Jianghong LUO , Navid ABEDINI , Junyi LI , Tao LUO , Luca BLESSENT , Karl Georg HAMPEL
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a node in a multi-hop network may receive a configuration for a notification signal, wherein the configuration indicates a receive (RX) resource to be used by the node to monitor for the notification signal and a transmit (TX) resource to be used by the node to transmit the notification signal, wherein the RX resource and the TX resource are included in a time period that also includes one or more other RX resources and one or more other TX resources to be used by one or more other nodes in the multi-hop network for the notification signal. The node in a multi-hop network may refrain from transmitting or receiving in any resources within the time period except for the RX resource and the TX resource. Numerous other aspects are provided.
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公开(公告)号:US20200337048A1
公开(公告)日:2020-10-22
申请号:US16813406
申请日:2020-03-09
Applicant: QUALCOMM Incorporated
Inventor: Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Karl Georg HAMPEL , Junyi LI , Tao LUO
Abstract: Efficient opportunistic communications in integrated access and backhaul (IAB) frameworks are provided allowing scheduling nodes and scheduled nodes to communicate within an allocated set of resources based on a different configuration than for non-opportunistic communications using a different set of resources. An additional set of available resources may be allocated for coordinated communications between a parent IAB-node and the child IAB-node. Resources within this available set are associated with a first configuration, and when prior coordination exists, the parent IAB-node and child IAB-node may communicate based on this first configuration over this available set of resources. However, when prior coordination does not exist, the parent IAB-node and child IAB-node may opportunistically communicate over the allocated set of resources based on a second configuration different than the first configuration. Using different configurations, power may be conserved and resources managed more efficiently in opportunistic communications where unsuccessful transmissions may be more likely.
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公开(公告)号:US20200267692A1
公开(公告)日:2020-08-20
申请号:US16738987
申请日:2020-01-09
Applicant: QUALCOMM Incorporated
Inventor: Shuanshuan WU , Kapil GULATI , Navid ABEDINI , Tien Viet NGUYEN
Abstract: Aspects of the disclosure relate to mechanisms for sidelink radio frame timing synchronization in a sidelink network. In some examples, a sidelink device may detect a sidelink synchronization signal (S-SS) transmitted by another sidelink device over a sidelink carrier and determine the sidelink reception timing of the radio frame carrying the S-SS based on the S-SS. The sidelink device may then determine a timing advance value indicative of a propagation delay between the sidelink devices and calculate the sidelink transmission timing of a radio frame within which the sidelink device may transmit information based on the sidelink reception timing and the timing advance value.
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公开(公告)号:US20200053745A1
公开(公告)日:2020-02-13
申请号:US16534432
申请日:2019-08-07
Applicant: QUALCOMM Incorporated
Inventor: Jianghong LUO , Navid ABEDINI , Tao LUO , Muhammad Nazmul ISLAM , Junyi LI , Karl Georg HAMPEL
IPC: H04W72/12
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a central entity may determine a set of schedulable resources for a plurality of links associated with a plurality of nodes of a multi-link network; and may provide scheduling information to the plurality of nodes to schedule communication on the plurality of links based at least in part on determining the set of schedulable resources. In some aspects, a node of a network may determine an extended slot format indicator for the node based at least in part on a received extended slot format indicator of a parent node of the node and a received null adjust request from a child node of the node; may provide the determined extended slot format indicator to the child node; and may provide the received null adjust request to the parent node. Numerous other aspects are provided.
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