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公开(公告)号:US20210058917A1
公开(公告)日:2021-02-25
申请号:US16947630
申请日:2020-08-11
发明人: Navid ABEDINI , Jianghong LUO , Karl Georg HAMPEL , Luca BLESSENT , Tao LUO , Junyi LI
IPC分类号: H04W72/04
摘要: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, an integrated access and backhaul (IAB) node may identify one or more resources for transmitting one or more synchronization signal blocks (SSBs), the one or more resources being associated with a mobility state of the IAB node. The IAB node may transmit the one or more SSBs in the one or more resources. Numerous other aspects are provided.
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公开(公告)号:US20210058854A1
公开(公告)日:2021-02-25
申请号:US16995064
申请日:2020-08-17
发明人: Jianghong LUO , Junyi LI , Karl Georg HAMPEL , Navid ABEDINI , Luca BLESSENT , Tao LUO , Naeem AKL
摘要: When moving within an area covered by an Integrated access and backhaul (IAB) network, a mobile IAB node may come into proximity with another stationary or mobile IAB node that may have a same physical cell identifier (PCI) as the mobile IAB node. PCI collision issue may occur. Aspects presented herein address the possible PCI collisions. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an IAB node configured to determine a configuration associated with PCI management of a PCI of the IAB node. The apparatus may be further configured to change the PCI of the IAB node based on the determined configuration.
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公开(公告)号:US20210045170A1
公开(公告)日:2021-02-11
申请号:US16987261
申请日:2020-08-06
发明人: Jianghong LUO , Junyi LI , Karl Georg HAMPEL , Navid ABEDINI , Tao LUO , Luca BLESSENT , Naeem AKL
IPC分类号: H04W76/11 , H04W72/12 , H04W76/28 , H04W56/00 , H04W74/08 , H04W24/08 , H04W88/14 , H04W76/27 , H04W24/10 , H04L5/00
摘要: Aspects relate to a soft physical cell identifier (PCI) change within a wireless network. A scheduling entity may communicate with a set of one or more scheduled entities within a first cell utilizing a first PCI. The scheduling entity may determine that a second PCI of a second cell co-located with the first cell has been assigned to the scheduling entity, for example, as a result of a PCI collision. The scheduling entity may implement a soft PCI change from the first PCI to the second PCI during a transition period within which the set of one or more scheduled entities may be transferred from the first cell to the second cell. The scheduling entity may then discontinue using the first PCI after completion of the transition period.
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公开(公告)号:US20230094729A1
公开(公告)日:2023-03-30
申请号:US17931357
申请日:2022-09-12
发明人: Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Tao LUO
IPC分类号: H04W72/04
摘要: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first wireless communication device (WCD) may transmit, to a second WCD, information associated with a power spectral density (PSD), the information including a PSD range that may be used to transmit a communication. The WCD may transmit, to the second WCD, the communication based at least in part on the transmission of the information. Numerous other aspects are described.
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公开(公告)号:US20220408324A1
公开(公告)日:2022-12-22
申请号:US17353042
申请日:2021-06-21
发明人: Naeem AKL , Karl Georg HAMPEL , Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Junyi LI , Tao LUO
摘要: Techniques for using simultaneous connectivity for mobility of integrated access and backhaul nodes may include an IAB node establishing a first connection with a first parent node (e.g., second IAB node) associated with a first IAB donor device (e.g., first base station) and establishing a second connection with a second parent node (third IAB node), wherein the second connection is simultaneous with the first connection. The IAB node may also switch the first connection from the first parent node to the second parent node. In doing so, the IAB node may have dual connectivity with the second parent node, where one connection is a master connection and the other connection is a secondary connection.
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公开(公告)号:US20220312408A1
公开(公告)日:2022-09-29
申请号:US17806819
申请日:2022-06-14
发明人: Navid ABEDINI , Jianghong LUO , Andrzej PARTYKA , Luca BLESSENT , Karl Georg HAMPEL , Junyi LI , Tao LUO
摘要: A configuration for local coordination between the child node and parent node to enable SDM communication between the parent and child node, without input or interaction from the CU. The apparatus receives, from a CU, an indication including an allocation of resources. The apparatus determines a type of communication with a second node based on the allocation of resources. The apparatus communicates with the second node based on the determined type of communication and utilizing the allocated resources. The apparatus coordinates with a parent node to utilize the allocated resources in an SDM operation between the child node and the parent node.
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公开(公告)号:US20220132394A1
公开(公告)日:2022-04-28
申请号:US17451797
申请日:2021-10-21
发明人: Naeem AKL , Karl Georg HAMPEL , Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Junyi LI , Tao LUO
IPC分类号: H04W40/24 , H04L12/781 , H04W28/02 , H04L12/751
摘要: A second network node determines a backhaul adaptation protocol (BAP) configuration associated with a backhaul traffic transport and including a topology identifier corresponding to a topology of a plurality of topologies for which traffic associated with the topology is transported based on the BAP configuration. The second network node sends, to a first network node, the BAP configuration associated with the backhaul traffic transport. The first network node receives a first BAP configuration associated with a first topology identifier (ID) corresponding to a first topology, and a second BAP configuration associated with a second topology ID corresponding to a second topology that overlaps at least in part with the first topology. The first network node determines with which traffic is associated routes traffic associated with the first topology ID based on the first BAP configuration, and traffic associated with the second topology ID based on the second BAP configuration.
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公开(公告)号:US20220131680A1
公开(公告)日:2022-04-28
申请号:US17447036
申请日:2021-09-07
发明人: Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Qian ZHANG , Yan ZHOU , Junyi LI , Tao LUO
摘要: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first wireless node may transmit enhanced duplexing capability signaling that indicates a level from a plurality of levels, wherein the level corresponds to a supported enhanced duplexing capability of the first wireless node. The first wireless node may communicate with at least a second wireless node based at least in part on the supported enhanced duplexing capability of the first wireless node. Numerous other aspects are provided.
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公开(公告)号:US20220117007A1
公开(公告)日:2022-04-14
申请号:US17492296
申请日:2021-10-01
发明人: Naeem AKL , Karl Georg HAMPEL , Navid ABEDINI , Jianghong LUO , Luca BLESSENT , Junyi LI , Tao LUO
摘要: Present disclosure provides techniques for migrating integrated access and backhaul (IAB) nodes from the source centralized unit (CU) to a target IAB-donor-CU of a base station. Features of the present disclosure achieve such migration by configuring the IAB distributed unit (IAB-DU)to establish F1-connection (F1-C) with the target IAB-donor-CU via the source path before the user equipment (UE) context transfer occurs. To this end, the source IAB-donor-CU may initiate an F1-C establishment between IAB-node DU and target IAB-donor-CU. The source IAB-donor-CU may do so by acting or presenting as an IAB-node-DU proxy to the target IAB-donor-CU. At the same time, the source IAB-donor-CU may act or present as a target-IAB-donor-CU proxy to the IAB-node-DU. Thus, in some cases, the source IAB-donor-CU may present as both the IAB-node-DU proxy (to the target IAB-donor-CU) and as a target-IAB-donor-CU proxy (to the IAB-node-DU).
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公开(公告)号:US20220061002A1
公开(公告)日:2022-02-24
申请号:US17360811
申请日:2021-06-28
发明人: Naeem AKL , Navid ABEDINI , Jianghong LUO , Karl Georg HAMPEL , Luca BLESSENT , Junyi LI , Tao LUO
摘要: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station distributed unit (DU) may configure a report that identifies a transmission timing within a radio frame for transmission of one or more cell-defining synchronization signal blocks (CD-SSBs) in a serving cell of the base station DU. The base station DU may transmit the report to a base station control unit. Numerous other aspects are provided.
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