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公开(公告)号:US20220007236A1
公开(公告)日:2022-01-06
申请号:US17482025
申请日:2021-09-22
申请人: Necati Canpolat , Dibakar Das , Ganesh Venkatesan , Chittabrata Ghosh , Dave A. Cavalcanti , Cheng Chen , Juan Fang , Laurent Cariou , Carlos Cordeiro
发明人: Necati Canpolat , Dibakar Das , Ganesh Venkatesan , Chittabrata Ghosh , Dave A. Cavalcanti , Cheng Chen , Juan Fang , Laurent Cariou , Carlos Cordeiro
摘要: A Quality-of-Service (QoS) Management AP is configured to support QoS Management features and to perform a QoS Management Protocol. The AP decodes an Enhanced Add Traffic Stream (E-ADDTS) Request QoS Action Frame (E-ADDTS Req) received from a station (STA) to initiate QoS setup for a traffic stream. The STA may be a QoS Management STA configured to support the QoS Management features and perform the QoS Management protocol. The AP may encode, for transmission to the STA in response to the E-ADDTS Req, an E-ADDTS Response QoS Action Frame (E-ADDTS Resp) which includes a status code to indicate whether the QoS setup has been accepted. When the QoS setup is accepted, the E-ADDTS Resp includes a QoS setup ID within a QoS setup ID field in the E-ADDTS Resp that uniquely identifies the QoS setup for the traffic stream.
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公开(公告)号:US20220286947A1
公开(公告)日:2022-09-08
申请号:US17751018
申请日:2022-05-23
申请人: Dave A. Cavalcanti , Juan Fang , Mohammad Mamunur Rashid , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Javier Perez-Ramirez , Dibakar Das , Chittabrata Ghosh
发明人: Dave A. Cavalcanti , Juan Fang , Mohammad Mamunur Rashid , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Javier Perez-Ramirez , Dibakar Das , Chittabrata Ghosh
IPC分类号: H04W48/16 , H04L43/087 , H04W88/08 , H04W74/08 , H04W72/04 , H04L47/2416
摘要: An access point (AP) may be configured by processing circuitry to operate as a coordinator AP for performing BSS channel level coordination. The coordinator AP is configured to assign non-overlapping channels to one or more coordinated APs of overlapping BSSs to schedule time-sensitive traffic to help ensure bounded latency, jitter and reliability per BSS. In some embodiments, the AP may be configured for performing transmission level coordination and may initiate a coordinated transmission opportunity (TXOP) for resource assignment to control contention access among managed BSSs. To perform the BSS channel level coordination, the coordinator AP is configured to encode a multi-AP trigger frame (M-TF) to initiate the coordinated TXOP. The M-TF may be encoded to include a time-sensitive operation IE indicating how each STA is to access the channel within the coordinated TXOP.
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公开(公告)号:US20200267636A1
公开(公告)日:2020-08-20
申请号:US16870156
申请日:2020-05-08
申请人: Dave A. Cavalcanti , Juan Fang , Mohammad Mamunur Rashid , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Javier Perez-Ramirez , Dibakar Das , Chittabrata Ghosh
发明人: Dave A. Cavalcanti , Juan Fang , Mohammad Mamunur Rashid , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Javier Perez-Ramirez , Dibakar Das , Chittabrata Ghosh
摘要: An access point (AP) may be configured by processing circuitry to operate as a coordinator AP for performing BSS channel level coordination. The coordinator AP is configured to assign non-overlapping channels to one or more coordinated APs of overlapping BSSs to schedule time-sensitive traffic to help ensure bounded latency, jitter and reliability per BSS. In some embodiments, the AP may be configured for performing transmission level coordination and may initiate a coordinated transmission opportunity (TXOP) for resource assignment to control contention access among managed BSSs. To perform the BSS channel level coordination, the coordinator AP is configured to encode a multi-AP trigger frame (M-TF) to initiate the coordinated TXOP. The M-TF may be encoded to include a time-sensitive operation IE indicating how each STA is to access the channel within the coordinated TXOP.
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公开(公告)号:US20220116833A1
公开(公告)日:2022-04-14
申请号:US17645842
申请日:2021-12-23
申请人: Juan Fang , Necati Canpolat , Laurent Cariou , Dave Cavalcanti , Cheng Chen , Dibakar Das , Roya Doostnejad , Po-Kai Huang , Minyoung Park , Ganesh Venkatesan
发明人: Juan Fang , Necati Canpolat , Laurent Cariou , Dave Cavalcanti , Cheng Chen , Dibakar Das , Roya Doostnejad , Po-Kai Huang , Minyoung Park , Ganesh Venkatesan
摘要: This disclosure describes systems, methods, and devices related to fast transition Wi-Fi roaming operations. A device may generate, during a first association of the device to a first access point, a request to authenticate the device to a second access point; send, during the first association, the request to authenticate; receive, during the first association, a response indicating that the device is authenticated to the second access point; generate, during the first association, a reassociation request to the second access point; determine that a time between sending the request to authenticate and generating the reassociation request is less than a threshold time; send, based on the determination that the time is less than the threshold time, the reassociation request to the second access point; and receive a reassociation response indicative of a second association of the device to the second access point.
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公开(公告)号:US20200351988A1
公开(公告)日:2020-11-05
申请号:US16893846
申请日:2020-06-05
申请人: Cheng Chen , Laurent Cariou , Dibakar Das , Chittabrata Ghosh , Carlos Cordeiro
发明人: Cheng Chen , Laurent Cariou , Dibakar Das , Chittabrata Ghosh , Carlos Cordeiro
IPC分类号: H04W88/10 , H04W76/15 , H04W72/04 , H04L12/707
摘要: A multi-link access point (AP) device is configured for multi-link operation to communicate with a plurality of non-AP stations (STAs) over a plurality of corresponding links. A multi-link policy element is encoded for transmission to the non-AP STAs to signal a multi-link policy. The multi-link policy element comprises a common policy sub-element and a plurality of link-specific policy sub-elements. The common policy sub-element is applicable to all links. Each of the link-specific policy sub-elements is applicable to a single link. The link-specific policy sub-elements comprise at least a first link-specific policy sub-element applicable to a first link and a second link-specific policy sub-element applicable to a second link. The common policy sub-element defines a link policy for all links that have been set up between the multi-link AP device and the non-AP STAs. Each link-specific policy element defines a link policy specific to an associated link.
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公开(公告)号:US20200221545A1
公开(公告)日:2020-07-09
申请号:US16825028
申请日:2020-03-20
申请人: Robert J. Stacey , Carlos Cordeiro , Chittabrata Ghosh , Daniel F. Bravo , Dibakar Das , Laurent Cariou , Po-Kai Huang , Xiaogang Chen , Arik Klein , Danny Alexander , Cheng Chen
发明人: Robert J. Stacey , Carlos Cordeiro , Chittabrata Ghosh , Daniel F. Bravo , Dibakar Das , Laurent Cariou , Po-Kai Huang , Xiaogang Chen , Arik Klein , Danny Alexander , Cheng Chen
摘要: Embodiments of a multi-link access point (AP) device, station (STA) and method of communication are generally described herein. The multi-link AP device may comprise multiple APs. The multi-link AP device may encode a frame for transmission by one of the APs of the multi-link AP device. The multi-link AP device may encode the frame to include signaling to enable multi-link discovery of the APs of the multi-link AP device. The multi-link AP device may encode the signaling to include: a reduced neighbor report (RNR) element that identifies the APs of the multi-link AP device, and a multiple AP element. The multiple AP element may be configurable to include: common information for the APs of the multi-link AP device, and per-AP sub-elements that include per-AP information related to the APs of the multi-link AP device.
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公开(公告)号:US20210029741A1
公开(公告)日:2021-01-28
申请号:US17065923
申请日:2020-10-08
申请人: Chittabrata Ghosh , Dibakar Das , Cheng Chen , Carlos Cordeiro , Laurent Cariou , Robert Stacey
发明人: Chittabrata Ghosh , Dibakar Das , Cheng Chen , Carlos Cordeiro , Laurent Cariou , Robert Stacey
IPC分类号: H04W74/08
摘要: This disclosure describes systems, methods, and devices related to link switch parameters. A device may generate a frame to be sent to a second device on a first link. The device may generate announcement information associated with the frame to notify other STAs about a data transmission of the frame. The device may cause to send on the first link the frame to the second device. The device may cause to send the announcement information with the data transmission of the frame.
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8.
公开(公告)号:US20200214036A1
公开(公告)日:2020-07-02
申请号:US16815604
申请日:2020-03-11
申请人: Alexander W. Min , Dibakar Das , Minyoung Park , Chittabrata Ghosh , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Dmitry Akhmetov
发明人: Alexander W. Min , Dibakar Das , Minyoung Park , Chittabrata Ghosh , Carlos Cordeiro , Cheng Chen , Laurent Cariou , Dmitry Akhmetov
摘要: Embodiments of an access point (AP), station (STA) and method of communication are generally described herein. The AP may be configurable for multi-band operation in a plurality of frequency bands, each frequency band comprising one or more channels. The AP may select a subset of the frequency bands for which the AP is to request per-band channel availability information from the STA. The AP may transmit a Trigger Frame (TF) for a multi-band bandwidth query report polling (MB-BQRP) to request the per-band channel availability information. The AP may receive an uplink frame that includes a multi-band bandwidth query report (MB-BQR) that indicates the per-band channel availability information. The AP may determine, based on the MB-BQR, for an uplink transmission by the STA: one or more frequency bands of the subset of frequency bands, and one or more corresponding channels.
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公开(公告)号:US20210282229A1
公开(公告)日:2021-09-09
申请号:US17329763
申请日:2021-05-25
申请人: Robert J. Stacey , Carlos Cordeiro , Chittabrata Ghosh , Daniel F. Bravo , Dibakar Das , Laurent Cariou , Po-Kai Huang , Xiaogang Chen , Arik Klein , Danny Alexander , Cheng Chen
发明人: Robert J. Stacey , Carlos Cordeiro , Chittabrata Ghosh , Daniel F. Bravo , Dibakar Das , Laurent Cariou , Po-Kai Huang , Xiaogang Chen , Arik Klein , Danny Alexander , Cheng Chen
摘要: Embodiments of a multi-link access point (AP) device, station (STA) and method of communication are generally described herein. The multi-link AP device may comprise multiple APs. The multi-link AP device may encode a frame for transmission by one of the APs of the multi-link AP device. The multi-link AP device may encode the frame to include signaling to enable multi-link discovery of the APs of the multi-link AP device. The multi-link AP device may encode the signaling to include: a reduced neighbor report (RNR) element that identifies the APs of the multi-link AP device, and a multiple AP element. The multiple AP element may be configurable to include: common information for the APs of the multi-link AP device, and per-AP sub-elements that include per-AP information related to the APs of the multi-link AP device.
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10.
公开(公告)号:US20220338260A1
公开(公告)日:2022-10-20
申请号:US17844237
申请日:2022-06-20
申请人: Dave A. Cavalcanti , Dibakar Das , Laurent Cariou , Dmitry Vadimovich Akhmetov , Shahrnaz Azizi , Xiaogang Chen , Gadi Shor , Ehud Reshef , Juan Fang
发明人: Dave A. Cavalcanti , Dibakar Das , Laurent Cariou , Dmitry Vadimovich Akhmetov , Shahrnaz Azizi , Xiaogang Chen , Gadi Shor , Ehud Reshef , Juan Fang
IPC分类号: H04W74/08
摘要: An access point station (AP) communicates with a plurality of non-AP stations (STAs) within a synchronized transmission opportunity (S-TXOP). The S-TXOP may comprise an S-TXOP trigger followed by a plurality of S-TXOP slots. After transmission of the S-TXOP trigger, the AP may encode, for transmission within an S-TXOP slot, a downlink (DL) multi-user physical layer protocol data unit (DL MU-PPDU). The DL MU-PPDU may include a preamble followed by a data field. To indicate that a previously signaled resource unit (RU) allocation is to be used during the S-TXOP slot, the AP may encode the preamble to include an allocation ID of the previously signaled RU allocation in a signal field (SIG) of the preamble and to include a SIG-2 presence indicator to indicate that a second signal field (SIG-2) is not included in the preamble.
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