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公开(公告)号:US20190140791A1
公开(公告)日:2019-05-09
申请号:US15803785
申请日:2017-11-05
Applicant: Cisco Technology, Inc.
Inventor: Qing ZHAO , Benjamin Jacob CIZDZIEL , Jin XIE , David KLOPER
Abstract: In one embodiment, a system includes a processor to determine a number P of how many multi-user groups are to be formed to promote airtime fairness for N client devices in which each one client device of the N client devices will be equally represented in the to-be-formed multi-user groups and in which each of the to-be-formed groups is to be actively considered by a scheduler for transmission purposes, the N client devices being associated with N wireless connections with an access point having multi-user simultaneous communication multiple-input multiple-output technology, define P multi-user groups with each one multi-user group of the P multi-user groups having a capacity for M client devices from the N client devices, N being greater than M, and allocate the N client devices to the P multi-user groups with each one client devices of the N client devices being equally represented in the P multi-user groups.
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公开(公告)号:US20200153540A1
公开(公告)日:2020-05-14
申请号:US16748582
申请日:2020-01-21
Applicant: Cisco Technology, Inc.
Inventor: Benjamin Jacob CIZDZIEL , Brian Donald HART , Pooya MONAJEMI , Vishal Satyendra DESAI
IPC: H04L1/00 , H04L12/851 , H04W16/14 , H04L12/803
Abstract: An access point in a wireless network communicates wirelessly with one or more client devices over a channel that includes a plurality of subchannels. Radar is detected on a first subchannel of the plurality of subchannels. It is determined to puncture the first subchannel, based on the detecting the radar on the first subchannel and based on one or more puncturing factors. The first subchannel is punctured, the puncturing comprising muting one or more subcarriers on the first subchannel.
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公开(公告)号:US20240031057A1
公开(公告)日:2024-01-25
申请号:US18481702
申请日:2023-10-05
Applicant: Cisco Technology, Inc.
Inventor: Benjamin Jacob CIZDZIEL , Brian Donald HART , Pooya MONAJEMI , Vishal Satyendra DESAI
IPC: H04L1/00 , H04L47/125 , H04W16/14 , H04L47/2441
CPC classification number: H04L1/0013 , H04L47/125 , H04W16/14 , H04L47/2441 , G01S7/021
Abstract: An access point in a wireless network communicates wirelessly with one or more client devices over a channel that includes a plurality of subchannels. Radar is detected on a first subchannel of the plurality of subchannels. It is determined to puncture the first subchannel, based on the detecting the radar on the first subchannel and based on one or more puncturing factors. The first subchannel is punctured, the puncturing comprising muting one or more subcarriers on the first subchannel.
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公开(公告)号:US20220240097A1
公开(公告)日:2022-07-28
申请号:US17155974
申请日:2021-01-22
Applicant: Cisco Technology, Inc.
Inventor: Pooya MONAJEMI , Benjamin Jacob CIZDZIEL , Vishal Satyendra DESAI
Abstract: Dynamic configuration of Overlapping Basic Set Service Preamble Detect (OBSS/PD) parameters for an Access Point (AP) may be provided. First, a plurality of stations within a Spatial Reuse (SR) range of the AP may be determined. Next, Signal to Interference plus Noise Ratio (SINR) calculations associated with the plurality of stations may be performed to determine an SINR impact on the plurality of stations if the AP performs an SR transmission given OBSS/PD parameters currently configured for the AP. Then, based on the SINR calculations, the OBSS/PD parameters for the AP may be dynamically adjusted.
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公开(公告)号:US20230217258A1
公开(公告)日:2023-07-06
申请号:US18184291
申请日:2023-03-15
Applicant: Cisco Technology, Inc.
Inventor: Pooya MONAJEMI , Benjamin Jacob CIZDZIEL , Vishal Satyendra DESAI
IPC: H04W16/10 , H04B17/336
CPC classification number: H04W16/10 , H04B17/336
Abstract: Dynamic configuration of Overlapping Basic Set Service Preamble Detect (OBSS/PD) parameters for an Access Point (AP) may be provided. First, a plurality of stations within a Spatial Reuse (SR) range of the AP may be determined. Next, Signal to Interference plus Noise Ratio (SINR) calculations associated with the plurality of stations may be performed to determine an SINR impact on the plurality of stations if the AP performs an SR transmission given OBSS/PD parameters currently configured for the AP. Then, based on the SINR calculations, the OBSS/PD parameters for the AP may be dynamically adjusted.
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公开(公告)号:US20220256527A1
公开(公告)日:2022-08-11
申请号:US17171741
申请日:2021-02-09
Applicant: Cisco Technology, Inc.
Inventor: Santosh Babaji KULKARNI , Vishal Satyendra DESAI , Pooya MONAJEMI , Benjamin Jacob CIZDZIEL
Abstract: Management of radio resources of a wireless network according to a Flexible Radio Assignment (FRA) mode may be provided. For each Access Point (AP) of the wireless network: a type of AP may be identified including determining whether each AP has Multi-Link (ML) capability, and when the FRA mode is for performance, a bias may be applied to each ML capable AP to reduce a likelihood of a radio of each ML capable AP being identified as a redundant radio. For each Client Device (CD) of the wireless network, an identification of whether each CD has ML capability may be made, and a radio configuration of at least one ML capable AP may be tailored to support one or more ML capable CDs.
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公开(公告)号:US20220394487A1
公开(公告)日:2022-12-08
申请号:US17336834
申请日:2021-06-02
Applicant: Cisco Technology, Inc.
Inventor: Benjamin Jacob CIZDZIEL , Pooya MONAJEMI , Santosh Babaji KULKARNI , Vishal Satyendra DESAI
Abstract: Coordinated Frequency Division Multiplexing (FDM) Transmission Opportunity (TXOP) sharing may be provided by determining that at least two Access Points (APs) of a wireless network support coordinated FDM TXOP sharing. In response to the determination that the at least two APs support coordinated FDM TXOP sharing, at least one of: a first bias is applied to a channel assignment algorithm to promote an assignment of overlapping channels of the at least two APs, and a second bias is applied to the channel assignment algorithm to promote an assignment of adjacent channels of the at least two APs. Next, channels are assigned to the at least two APs based on an output of the channel assignment algorithm.
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公开(公告)号:US20220311537A1
公开(公告)日:2022-09-29
申请号:US17654534
申请日:2022-03-11
Applicant: Cisco Technology, Inc.
Inventor: Benjamin Jacob CIZDZIEL , Brian Donald HART , Pooya MONAJEMI , Vishal Satyendra DESAI
IPC: H04L1/00 , H04L47/125 , H04W16/14 , H04L47/2441
Abstract: An access point in a wireless network communicates wirelessly with one or more client devices over a channel that includes a plurality of subchannels. Radar is detected on a first subchannel of the plurality of subchannels. It is determined to puncture the first subchannel, based on the detecting the radar on the first subchannel and based on one or more puncturing factors. The first subchannel is punctured, the puncturing comprising muting one or more subcarriers on the first subchannel.
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公开(公告)号:US20220248486A1
公开(公告)日:2022-08-04
申请号:US17167985
申请日:2021-02-04
Applicant: Cisco Technology, Inc.
Inventor: Vishal Satyendra DESAI , Gautam D. BHANAGE , Benjamin Jacob CIZDZIEL , Santosh Babaji KULKARNI
Abstract: Optimization of radio communications of a wireless network of a local site may be provided. A probe frame or an association frame may be received from a Client Device (CD) operating in the local site that identifies at least one operating class and Multi-Link (ML) capability information of the CD. Channel information of at least one Access Point (AP) having ML capability in the local site may be embedded in a probe response frame or in an association response frame based on the at least one operating class and the ML capability information of the CD. The probe response frame or the association response frame that includes the channel information of the at least one AP having ML capability in the local site may be transmitted, as unicast, to the CD.
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