Patents by Inventor Carlos Cordeiro
Carlos Cordeiro 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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Patent number: 11800402Abstract: Methods and apparatus to perform multi-band link aggregation in a wireless network are disclosed. An example apparatus includes a buffer controller to store (A) a first set of data packets that have been received on a first interface and (B) a second set of data packets that have been received on a second interface into a buffer, the first and second sets of data packets being received from a wireless device during a same time frame; and a window determiner to control a first bitmap corresponding to the first set of data packets received on the first interface and a second bitmap corresponding to the second set of data packets received on the second interface, a first size of the first bitmap and a second size of the second bitmap being smaller than a third size of the buffer.Type: GrantFiled: December 6, 2021Date of Patent: October 24, 2023Assignee: INTEL CORPORATIONInventors: Po-Kai Huang, Michael Glik, Emily Qi, Carlos Cordeiro, Robert Stacey, Laurent Cariou
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Publication number: 20230336214Abstract: Some demonstrative embodiments include apparatuses, systems and/or methods of communicating a Single-User (SU) Multiple-Input-Multiple-Output (MIMO) transmission. For example, a first wireless communication station may be configured to transmit a Request to Send (RTS) to a second wireless communication station via a plurality of SU MIMO Transmit (Tx) sectors of the first wireless communication station, the RTS to establish a Transmit Opportunity (TXOP) to transmit an SU-MIMO transmission to the second wireless communication station, a control trailer of the RTS including an indication of an intent to transmit the SU-MIMO transmission to the second wireless communication station; and to transmit the SU-MIMO transmission to the second wireless communication station, upon receipt of a Clear to Send (CTS) from the second wireless communication station indicating that the second wireless communication station is ready to receive the SU-MIMO transmission.Type: ApplicationFiled: June 22, 2023Publication date: October 19, 2023Applicant: INTEL CORPORATIONInventors: Ou Yang, Carlos Cordeiro, Cheng Chen, Oren Kedem
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Publication number: 20230327716Abstract: Some demonstrative embodiments include apparatuses, systems and/or methods of communicating a Single-User (SU) Multiple-Input-Multiple-Output (MIMO) transmission. For example, a first wireless communication station may be configured to transmit a Request to Send (RTS) to a second wireless communication station via a plurality of SU MIMO Transmit (Tx) sectors of the first wireless communication station, the RTS to establish a Transmit Opportunity (TXOP) to transmit an SU-. MIMO transmission to the second wireless communication station, a control trailer of the RTS including an indication of an intent to transmit the SU-MIMO transmission to the second wireless communication station; and to transmit the SU-MIMO transmission to the second wireless communication station, upon receipt of a Clear to Send (CTS) from the second wireless communication station indicating that the second wireless communication station is ready to receive the STT_M1 N40 transmission.Type: ApplicationFiled: May 16, 2023Publication date: October 12, 2023Applicant: INTEL CORPORATIONInventors: Ou Yang, Carlos Cordeiro, Cheng Chen, Oren Kedem
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Patent number: 11784701Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of beamforming. For example, a responder station may process a received Beam Refinement Protocol (BRP) request including a beam tracking request from an initiator station; and select whether or not to transmit a BRP response including beam tracking feedback, in response to the BRP request, based on a comparison between a time period and a BRP tracking time limit, the time period being based on a timing of the BRP request and a timing of the BRP response.Type: GrantFiled: December 14, 2020Date of Patent: October 10, 2023Assignee: INTEL CORPORATIONInventors: Solomon B. Trainin, Assaf Kasher, Carlos Cordeiro
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Publication number: 20230308506Abstract: For example, a first wireless communication device may be configured to determine a negotiated bootstrapping mechanism based on a first message-exchange including Peer-to-Peer (P2P) messages exchanged with a second wireless communication device; to pair the first wireless communication device with the second wireless communication device according to the negotiated bootstrapping mechanism; to derive a Pairwise Master Key Security Association (PMKSA) based on a second message-exchange with the second wireless communication device, e.g., after pairing with the second wireless communication device; and to determine an encryption key according to a third message exchange with the second wireless communication device based on the PMKSA. For example, the encryption key may be configured to encrypt a P2P communication with the second wireless communication device.Type: ApplicationFiled: December 29, 2022Publication date: September 28, 2023Applicant: Intel CorporationInventors: Emily H. Qi, Ilan Peer, Ido Ouzieli, Carlos Cordeiro, Preston Hunt
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Publication number: 20230308331Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a PPDU including a training field. For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) wireless communication station may be configured to determine one or more Orthogonal Frequency Division Multiplexing (OFDM) Training (TRN) sequences in a frequency domain based on a count of one or more 2.16 Gigahertz (GHz) channels in a channel bandwidth for transmission of an EDMG PPDU including a TRN field; generate one or more OFDM TRN waveforms in a time domain based on the one or more OFDM TRN sequences, respectively, and based on an OFDM TRN mapping matrix, which is based on a count of the one or more transmit chains; and transmit an OFDM mode transmission of the EDMG PPDU over the channel bandwidth, the OFDM mode transmission comprising transmission of the TRN field based on the one or more OFDM TRN waveforms.Type: ApplicationFiled: October 24, 2022Publication date: September 28, 2023Applicant: INTEL CORPORATIONInventors: Artyom Lomayev, Alexander Maltsev, Claudio Da Silva, Carlos Cordeiro
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Patent number: 11758427Abstract: Embodiments of a WLAN sensing frame exchange protocol are generally described herein. In some embodiments, a wireless communication device is configured to perform a WLAN sensing protocol within a basic service set (BSS) comprising one or more stations (STAs) (STA1 and STA2) including an access point station (AP STA). The WLAN sensing protocol comprises a discovery phase, a negotiation phase, a measurement phase, and a reporting phase. To perform the WLAN sensing protocol, the wireless communication device is configured to operate as either a sensing initiator or a sensing responder, and to operate as a sensing transmitter and/or a sensing receiver. Some 60 GHz embodiments relate to WLAN sensing in a PBSS or IBSS with DMG STAs.Type: GrantFiled: November 29, 2022Date of Patent: September 12, 2023Assignee: Intel CorporationInventors: Bahareh Sadeghi, Carlos Cordeiro, Claudio Da Silva, Cheng Chen
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Publication number: 20230269774Abstract: A non-access point station (STA) configured for performing wireless local area network (WLAN) sensing may be configured to update its time-synchronization function (TSF) based on partial TSF information when a sensing poll trigger frame (TF) and the sensing sounding TF are received in a same sensing measurement instance when the sensing sounding TF includes a special user information field containing the partial TSF information.Type: ApplicationFiled: March 21, 2023Publication date: August 24, 2023Inventors: Dibakar Das, Cheng Chen, Elad Oren, Carlos Cordeiro
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Patent number: 11729649Abstract: Apparatuses, methods, and computer readable media for periodic unsolicited wireless link measurement reporting. The apparatus comprising processing circuitry configured to: decode a link measurement request frame received from a requesting STA, the link measurement request frame comprising a report start time subfield, a report interval time subfield, and a report count subfield. The processing circuitry further configured to determine link measurements based on the link measurement request frame or based on a last frame received from the requesting STA within a reporting interval, the reporting interval indicated by the report start time subfield and the report interval time subfield. The processing circuitry further configured to encode a link measurement report frame to comprise the link measurements and configure the STA to transmit the link measurement report frame before an end of the reporting interval.Type: GrantFiled: June 10, 2019Date of Patent: August 15, 2023Assignee: Intel CorporationInventors: Cheng Chen, Carlos Cordeiro, Oren Kedem, Claudio Da Silva
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Patent number: 11722950Abstract: This disclosure describes systems, methods, and devices related to neighbor awareness networking (NAN) operations in the 6 GHz frequency band. A NAN device may generate a first NAN frame including a first indication of a NAN operation capability, and a second indication of a transmit power of the NAN device. The NAN device may send the first NAN frame and may identify a second NAN frame received from a second NAN device, the second NAN frame including a third indication of the NAN operation capability, and a fourth indication of a transmit power of the second NAN device. The NAN device may determine, based on the transmit power of the NAN device and the transmit power of the second NAN device, an operation parameter for the 6 GHz frequency band. The NAN device may establish, based on the operation parameter, a NAN connection using the 6 GHz frequency band.Type: GrantFiled: November 6, 2020Date of Patent: August 8, 2023Assignee: Intel CorporationInventors: Emily H. Qi, Po-Kai Huang, Laurent Cariou, Hassan Yaghoobi, Carlos Cordeiro
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Patent number: 11722456Abstract: A method and apparatus for communications in internet-of-things devices are provided. An exemplary apparatus includes an IoT server device. The IoT server device includes a communications device and a resource name map including a full identifier string and a short identifier string. A discovery responder provides the full identifier string and a short identifier string to a client device through the communications device.Type: GrantFiled: July 1, 2016Date of Patent: August 8, 2023Assignee: Intel CorporationInventors: Vijay Sarathi Kesavan, Sudarshan Prasad, Carlos Cordeiro, Bahareh Sadeghi
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Publication number: 20230246894Abstract: An apparatus of a transmitter may include, for example, a Golay builder to build modulated Golay sequences for at least a non-EDMG Short Training Field (L-STF), and a non-EDMG Channel Estimation Field (L-CEF) of a PPDU; a scrambler to generate scrambled bits by scrambling bits of a non-EDMG header (L-header) and a data field of the PPDU; an encoder to encode the scrambled bits into encoded bits according to a low-density parity-check (LDPC) code; a constellation mapper to map the encoded bits into a stream of constellation points according to a constellation scheme; a spreader to spread the stream of constellation points according to a Golay sequence; and a transmit chain mapper to map a bit stream output from the Golay builder and the spreader to a plurality of transmit chains by applying a spatial expansion with relative cyclic shift over the plurality of transmit chains.Type: ApplicationFiled: March 30, 2023Publication date: August 3, 2023Applicant: INTEL CORPORATIONInventors: Alexander Maltsev, Carlos Cordeiro, Artyom Lomayev, Michael Genossar, Claudio Da Silva
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Patent number: 11711848Abstract: 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.Type: GrantFiled: October 8, 2020Date of Patent: July 25, 2023Assignee: Intel CorporationInventors: Chittabrata Ghosh, Dibakar Das, Cheng Chen, Carlos Cordeiro, Laurent Cariou, Robert Stacey
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Publication number: 20230232484Abstract: An access point station (AP) configured for performing wireless local area network (WLAN) sensing may establish one or more sensing-by-proxy (SBP) procedures with a non-AP station (STA). The AP may encode an SBP termination frame to terminate one or more of the established SBP procedures by the AP. The SBP termination frame may be encoded to include a Measurement Setup ID field and a SBP Termination Control field that may comprise a Terminate All SBP Setups subfield. The AP may set the Terminate All SBP Setups subfield to a first predetermined value to indicate that the AP is requesting that all established SBP procedures between the SBP initiator (i.e., the STA) and the SBP responder (i.e., the AP) are to be terminated. The AP may set the Terminate All SBP Setups subfield to a second predetermined value to indicate that the AP is requesting that a single one of the established SBP procedures is to be terminated. The SBP procedure to be terminated may be indicated by the Measurement Setup ID field.Type: ApplicationFiled: March 24, 2023Publication date: July 20, 2023Inventors: Cheng Chen, Dibakar Das, Carlos Cordeiro
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Publication number: 20230224080Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating an Enhanced Directional Multi-Gigabit (DMG) (EDMG) Physical Layer Protocol Data Unit (PPDU). For example, an EDMG wireless communication station (STA) may be configured to communicate an EDMG PPDU including a Channel Estimation Field (CEF) and/or a pilot sequence, which may be configured for an OFDM mode.Type: ApplicationFiled: February 26, 2023Publication date: July 13, 2023Applicant: INTEL CORPORATIONInventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
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Publication number: 20230224710Abstract: 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: ApplicationFiled: December 7, 2022Publication date: July 13, 2023Inventors: Po-Kai HUANG, Laurent CARIOU, Carlos CORDEIRO, Daniel BRAVO, Robert STACEY, Arik KLEIN, Avner EPSTEIN, Daniel LEIDERMAN
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Patent number: 11696225Abstract: 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.Type: GrantFiled: May 23, 2022Date of Patent: July 4, 2023Assignee: Intel CorporationInventors: Dave A. Cavalcanti, Juan Fang, Mohammad Mamunur Rashid, Carlos Cordeiro, Cheng Chen, Laurent Cariou, Javier Perez-Ramirez, Dibakar Das, Chittabrata Ghosh
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Patent number: 11696229Abstract: Techniques for power saving by remote wireless mobile devices are provided, in particular by stations (STAs) during downlink (DL) multiple-user multiple-input and multiple-output (MU-MIMO) transmissions in an Institute of Electrical and Electronics Engineers (IEEE) 802.11ay network when reverse direction (RD) transmissions are either enabled and not enabled. Various embodiments enable each STA in a group of STAs to determine an order in which the STAs are requested to send a block acknowledgement (BACK) and which STAs will be granted an RD transmission. Further, a duration of each RD transmission is provided to each STA. Based on the provided information, each STA can determine times to enter a power saving mode. Other embodiments are described and claimed.Type: GrantFiled: September 7, 2021Date of Patent: July 4, 2023Assignee: INTEL CORPORATIONInventors: Ou Yang, Carlos Cordeiro, Laurent Cariou, Chittabrata Ghosh, Solomon Trainin
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Patent number: 11689405Abstract: An apparatus of a transmitter may include, for example, a Golay builder to build modulated Golay sequences for at least a non-EDMG Short Training Field (L-STF), and a non-EDMG Channel Estimation Field (L-CEF) of a PPDU; a scrambler to generate scrambled bits by scrambling bits of a non-EDMG header (L-header) and a data field of the PPDU; an encoder to encode the scrambled bits into encoded bits according to a low-density parity-check (LDPC) code; a constellation mapper to map the encoded bits into a stream of constellation points according to a constellation scheme; a spreader to spread the stream of constellation points according to a Golay sequence; and a transmit chain mapper to map a bit stream output from the Golay builder and the spreader to a plurality of transmit chains by applying a spatial expansion with relative cyclic shift over the plurality of transmit chains.Type: GrantFiled: September 23, 2021Date of Patent: June 27, 2023Assignee: INTEL CORPORATIONInventors: Alexander Maltsev, Carlos Cordeiro, Artyom Lomayev, Michael Genossar, Claudio Da Silva
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Patent number: 11683211Abstract: An apparatus of a transmitter may include, for example, a Golay builder to build modulated Golay sequences for at least a non-EDMG Short Training Field (L-STF), and a non-EDMG Channel Estimation Field (L-CEF) of a PPDU; a scrambler to generate scrambled bits by scrambling bits of a non-EDMG header (L-header) and a data field of the PPDU; an encoder to encode the scrambled bits into encoded bits according to a low-density parity-check (LDDC) code; a constellation mapper to map the encoded bits into a stream of constellation points according to a constellation scheme; a spreader to spread the stream of constellation points according to a Golay sequence; and a transmit chain mapper to map a bit stream output from the Golay builder and the spreader to a plurality of transmit chains by applying a spatial expansion with relative cyclic shift over the plurality of transmit chains.Type: GrantFiled: June 14, 2021Date of Patent: June 20, 2023Assignee: INTEL CORPORATIONInventors: Alexander Maltsev, Carlos Cordeiro, Artyom Lomayev, Michael Genossar, Claudio Da Silva