Patents by Inventor Laurent Cariou
Laurent Cariou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250089092Abstract: This disclosure describes systems, methods, and devices related to defer signal that may be for prioritized access as part of a communication protocol. A device may generate a defer signal to be used with a prioritized access for one or more station devices (STAs). The device may include a rate field and a length field in the defer signal. The device may cause to send the defer signal to the one or more STAs. The benefit of the disclosed defer signal is that that legacy devices may understand it and defer for a certain duration because of the defer signal, all while keeping the defer signal as small as possible to save time.Type: ApplicationFiled: August 7, 2024Publication date: March 13, 2025Inventors: Laurent CARIOU, Thomas J. KENNEY
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Publication number: 20250088980Abstract: This disclosure describes systems, methods, and devices related to power spectral density (PSD) limit. A device may generate a frame comprising one or more elements to be sent to a first station device, wherein the frame is to be sent using a 6 GHz band. The device may include in the frame, information associated with a PSD limit on a per bandwidth size basis of the 6 GHz band. The device may cause to send the frame to the first station device.Type: ApplicationFiled: November 11, 2024Publication date: March 13, 2025Applicant: INTEL CORPORATIONInventors: Laurent CARIOU, Ido OUZIELI, Carlos CORDEIRO, Hassan YAGHOOBI, Thomas J. KENNEY
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Patent number: 12250592Abstract: Logic to generate an extremely high throughput (EHT) physical layer protocol data unit (PPDU) comprising a medium access control (MAC) management frame. the MAC management frame comprising a QoS management field. the QoS management field comprising at least one bit value to indicate quality of service (QoS) management capability associated with links associated with more than one frequency bands. Logic to cause the transmission of the EHT PPDU. And logic to receive and decode the EHT PPDU.Type: GrantFiled: June 26, 2021Date of Patent: March 11, 2025Assignee: Intel CorporationInventors: Laurent Cariou, Dave Cavalcanti, Dibakar Das, Chittabrata Ghosh, Ganesh Venkatesan
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Publication number: 20250081266Abstract: This disclosure describes systems, methods, and devices related to multi-link device (MLD) data continuity. An MLD device may set up one or more links with a station multi-link device (STA MLD), wherein the STA MLD comprises one or more logical entities defining separate station devices. The MLD device may transmit a data packet associated with a traffic identifier (TID) to the STA MLD. The MLD device may determine that the data packet was not received by the STA MLD. The MLD device may retransmit the data packet to the STA MLD. The MLD device may increment a retransmit counter every time the data packet is retransmitted. The MLD device may refrain from transmitting a second data packet until the data packet is dropped or successfully received by the STA MLD.Type: ApplicationFiled: October 11, 2024Publication date: March 6, 2025Applicant: INTEL CORPORATIONInventors: Po-Kai HUANG, Daniel BRAVO, Ofer SCHREIBER, Arik KLEIN, Laurent CARIOU, Robert STACEY
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Publication number: 20250070926Abstract: For example, a wireless communication device may be configured to generate a wide bandwidth Long Training Field (LTF) configured for channel sounding over a wide channel bandwidth of at least 320 Megahertz (MHz). For example, the wide bandwidth LTF may include a plurality of Orthogonal Frequency Division Multiplexing (OFDM) symbols over the wide channel bandwidth. For example, the wireless communication device may be configured to transmit a Null Data Packet (NDP) over the wide channel bandwidth. For example, the NDP may include a non-High-Throughput (non-HT) Short Training Field (L-STF), a non-HIT LTF (L-LTF) after the L-STF, a non-HT Signal (L-SIG) field after the L-LTF, a Repeated L-SIG (RL-SIG) field after the L-SIG field, and the wide bandwidth LTF after the RL-SIG field.Type: ApplicationFiled: September 30, 2022Publication date: February 27, 2025Applicant: Intel CorporationInventors: Qinghua Li, Xiaogang Chen, Po-Kai Huang, Yonathan Segev, Laurent Cariou, Cheng Chen
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Patent number: 12238799Abstract: This disclosure describes systems, methods, and devices related to an extreme high throughput (EHT) signaling structure. A device may establish a communication channel with one or more station devices (STAs). The device may generate an extreme high throughput signal field (EHT-SIG) of a header, wherein the EHT-SIG field comprises information associated with resource allocations (RUs). The device may generate a frame comprising the header. The device may assign a first RU to a first station device. The device may assign a second RU to the first station device, wherein the first RU or the second RU is an aggregation of a 26-tome RU and a neighboring RU. The device may cause to send the frame to the first station device.Type: GrantFiled: September 29, 2023Date of Patent: February 25, 2025Assignee: Intel CorporationInventors: Po-Kai Huang, Laurent Cariou, Daniel Bravo
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Publication number: 20250063612Abstract: This disclosure describes systems, methods, and devices related to pre-association exchange. A device may receive a physical layer (PHY) based extended long range (ELR) request from a station device (STA) within a transmission opportunity (TxOP). The device may allocate a unique Unassociated ID (UID) to the STA within the same TxOP, the UID being distinct among active unassociated devices. The device may indicate to the STA to use the UID in subsequent communications until association or a predefined timeout occurs. The device may cause to send a trigger frame to the STA using the UID for scheduled uplink transmissions.Type: ApplicationFiled: November 5, 2024Publication date: February 20, 2025Applicant: Intel CorporationInventors: Laurent CARIOU, Thomas J. KENNEY
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Publication number: 20250063621Abstract: Methods, apparatuses, and computer readable media for multi-band discovery, where a station (STA) comprises processing circuitry configured to: decode, from an access point (AP) multi-link device (MLD) on a first channel of a first band, a first PPDU, the first PPDU comprising an indication of an operating channel of the AP MLD on a second channel of a second band, encode, for transmission to the AP MLD on the second channel of the second band, a second PPDU. And where an AP MLD comprises processing circuitry configured to: encode, for transmission on a first link of the MLD, a first physical layer protocol data unit (PPDU), the first PPDU comprising an indication of an operating band and an operating channel of a second link of the MLD, and decode, from a station (STA) on the second link on the operating band and the operating channel, a second PPDU.Type: ApplicationFiled: November 5, 2024Publication date: February 20, 2025Inventors: Laurent Cariou, Daniel F. Bravo, Ehud Reshef
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Publication number: 20250063505Abstract: Methods, apparatuses, and computer readable media for multiple eMLSR management, where an apparatus of an AP of an AP MLD is configured to: decode, from a STA of a non-AP MLD, a first EML operating mode notification frame, the first EML operating mode notification frame comprising a first plurality of EML control fields including first EML subfields and first EMLSR subfields indicating subsets of links associated with the non-AP MLD and the first EMLSR subfields indicating whether a corresponding subset of links of the subsets of links is enabled or disabled; and where the apparatus of the AP is further configured to receive a response from the STA, the response including second EMLSR subfields indicating subsets of links associated with the non-AP MLD and the second EMLSR subfields indicating whether a corresponding subset of links of the subsets of links is enabled or disabled.Type: ApplicationFiled: November 5, 2024Publication date: February 20, 2025Inventors: Laurent Cariou, Po-Kai Huang, Minyoung Park
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Patent number: 12232160Abstract: The application relates to a preemption mechanism for wireless local area networks (WLANs), and in particular provides a method, including: broadcasting information about a Transmission Opportunity (TXOP) on a wireless channel, wherein the TXOP includes two or more transmission durations and a preemption period exists between any two neighboring transmission durations of the two or more transmission durations; and pausing communicating on the wireless channel during the preemption period to give opportunity for one or more stations (STAs) to preempt the wireless channel to transmit high priority traffic.Type: GrantFiled: December 2, 2020Date of Patent: February 18, 2025Assignee: INTEL CORPORATIONInventors: Daniel Bravo, Laurent Cariou, Thomas Kenney, Robert Stacey
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Patent number: 12218748Abstract: The application relates to a method and apparatus used in wireless local area networks (WLANs), the method including: generating a frame including capability information of a non-Access Point (non-AP) Station (STA) for transmission of sounding feedback; and transmitting the frame to an AP STA, so that the AP STA controls a rate at which the non-AP STA must use for transmission of the sounding feedback based on the capability information.Type: GrantFiled: March 12, 2021Date of Patent: February 4, 2025Assignee: INTEL CORPORATIONInventors: Laurent Cariou, Nir Balaban, Daniel Cohn, Thomas Kenney
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Patent number: 12219632Abstract: This disclosure describes systems, methods, and devices related to multi-link power save indication. A device may establish two or more links with a non-access point (AP) multi-link device (MLD). The device may connect a first AP of the AP MLD to a first station device (STA) of the non-AP MLD using a first link. The device may connect a second AP of the AP MLD to a second STA of the non-AP MLD using a second link. The device may use a link bitmap field included in a frame, wherein the link bitmap field comprises a first bit associated with the first STA and a second bit associated with the second STA. The device may communicate with the non-AP MLD based on the link bitmap.Type: GrantFiled: December 14, 2020Date of Patent: February 4, 2025Assignee: Intel CorporationInventors: Minyoung Park, Laurent Cariou, Po-Kai Huang, Alexander Min
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Patent number: 12212970Abstract: This disclosure describes systems, methods, and devices related to security for multi-link operation. A device may determine a multi-link communication with a first multi-link device comprising two or more links associated with two or more station devices (STAs) included in the first multi-link device. The device may determine a first medium access control (MAC) address associated with a first link of the two or more links. The device may determine a second MAC address associated with a second link of the two or more links. The device may generate one or more pairwise security keys to be used in the multi-link communication on the two or more links. The device may cause to send a frame to the first multi-link device using at least one combination of the one or more pairwise security keys.Type: GrantFiled: December 7, 2022Date of Patent: January 28, 2025Assignee: Intel CorporationInventors: Po-Kai Huang, Laurent Cariou, Carlos Cordeiro, Daniel Bravo, Robert Stacey, Arik Klein, Avner Epstein, Daniel Leiderman
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Patent number: 12200121Abstract: This disclosure describes systems, methods, and devices related to security for multi-link operations. A multi-link device (MLD) may establish a first communication link between a first device of the MLD and a first device of a second MLD, and a second communication link between a second device of the MLD and a second device of the second MLD. The MLD may generate a group-addressed message. The MLD may protect the group-addressed message using a first key or a first integrity key. The MLD may protect the group-addressed message using a second key or a second integrity key. The MLD may send, using the first communication link, the group-addressed message protected using the first key or the first integrity key, and may send, using the second communication link, the group-addressed message protected using the second key or the second integrity key.Type: GrantFiled: September 28, 2023Date of Patent: January 14, 2025Assignee: Intel CorporationInventors: Po-Kai Huang, Cheng Chen, Ido Ouzieli, Avner Epstein, Danny Alexander, Ofer Schreiber, Arik Klein, Daniel Bravo, Laurent Cariou, Ofer Hareuveni, Ehud Reshef, Nir Balaban
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Publication number: 20250016852Abstract: For example, an apparatus may include logic and circuitry configured to cause a parameter-setting server to establish a connection with a Wireless Local Area Network (WLAN) station (STA). For example, the parameter-setting server may be configured to send WLAN parameter-setting information to the WLAN STA via the connection with the WLAN STA. For example, the WLAN parameter-setting information may be configured to indicate a setting of one or more WLAN parameters to be implemented by the WLAN STA for communication in a WLAN. For example, the WLAN STA may be configured to process the WLAN parameter-setting information from the parameter-setting server to identify the setting of the one or more WLAN parameters to be implemented by the WLAN STA. For example, the WLAN STA may be configured to communicate one or more transmissions in the WLAN, for example, according to the setting of the one or more WLAN parameters.Type: ApplicationFiled: September 22, 2024Publication date: January 9, 2025Applicant: INTEL CORPORATIONInventors: Laurent Cariou, Thomas Kenney
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Publication number: 20250016829Abstract: A non-access point station (STA1) configured for transmission opportunity (TXOP) sharing operations in a wireless local area network (WLAN) may allocate time in a TXOP obtained by the STA1 to an access point station (AP) or another non-AP STA (STA2) using a Multi-User Request-To-Send Transmission TXOP sharing (MU-RTS TXS) trigger frame subvariant.Type: ApplicationFiled: June 26, 2024Publication date: January 9, 2025Inventors: Dibakar Das, Javier Perez-Ramirez, Laurent Cariou, Dave A. Cavalcanti, Dmitry Akhmetov
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Patent number: 12193050Abstract: This disclosure describes systems, methods, and devices related to channel access for multi-link devices (MLDs). A MLD may identify a first backoff count associated with a first enhanced distributed channel access function (EDCAF) for a first communication link used by the MLD; identify a second backoff count associated with a second EDCAF for a second communication link used by the MLD, the first backoff count less than the second backoff count; determine a time period after that the first backoff count reaches zero and during which to refrain from transmitting using the first communication link, the time period based on the second backoff count; determine that the first communication link transitioned from an idle state to a busy state during the time period; and generate a third backoff count associated with the first EDCAF based on the first communication link transitioning to the busy state during the time period.Type: GrantFiled: February 26, 2024Date of Patent: January 7, 2025Assignee: Intel CorporationInventors: Laurent Cariou, Dmitry Akhmetov, Dibakar Das
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Publication number: 20250008396Abstract: This disclosure describes systems, methods, and devices related to enhanced channel performance. A device may evaluate a planned Channel-Switch operation without specifying a switching time. The device may determine whether to start beaconing on a new channel immediately following a switch. The device may transmit a Channel Switch Announcement element or an Extended Channel Switch Announcement element without additional information on an expected time to start beaconing. The device may include a Min Absence Following Channel Switch Time element in a Beacon or Action-Frame.Type: ApplicationFiled: September 10, 2024Publication date: January 2, 2025Applicant: Intel CorporationInventors: Ido OUZIELI, Laurent CARIOU, Emily H. QI
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Publication number: 20240430743Abstract: This disclosure describes systems, methods, and devices related to block acknowledgment (ACK) overhead reduction. A device may receive a soliciting physical layer convergence protocol data unit (PPDU). The device may encode a multiple station device (Multi-STA) block acknowledgment (BA) as a response to the soliciting PPDU. The device may transmit the Multi-STA BA in response to the PPDU. The device may manage multiple Per Association Identification (AID) Traffic Identifier (TID) Information (Per AID TID Info) entries with the same AID and TID in the same Multi-STA BA. The device may set the Per AID TID Info entries with the same AID and TID to be consecutive.Type: ApplicationFiled: September 6, 2024Publication date: December 26, 2024Applicant: Intel CorporationInventors: Po-Kai HUANG, Daniel BRAVO, Danny ALEXANDER, Juan FANG, Nebo IDAN, Laurent CARIOU
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Patent number: 12177723Abstract: This disclosure describes systems, methods, and devices related to an extreme high throughput (EHT) signaling structure. A device may establish a communication channel with one or more station devices (STAs). The device may generate an extreme high throughput signal field (EHT-SIG) of a header, wherein the EHT-SIG field comprises information associated with resource allocations (RUs). The device may generate a frame comprising the header. The device may assign a first RU to a first station device. The device may assign a second RU to the first station device, wherein the first RU or the second RU is an aggregation of a 26-tome RU and a neighboring RU. The device may cause to send the frame to the first station device.Type: GrantFiled: July 6, 2022Date of Patent: December 24, 2024Assignee: Intel CorporationInventors: Xiaogang Chen, Qinghua Li, Thomas J. Kenney, Feng Jiang, Laurent Cariou, Ziv Avital, Chen Kojokaro, Robert Stacey