Patents by Inventor Avner Epstein
Avner Epstein 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: 20240064811Abstract: A wireless access point, AP, (110a) is disclosed, which is configured to share a transmission opportunity with at least one further wireless access point (110b) within a Multi-AP set using a Coordinated Beamforming, C-BF, scheme. The wireless AP (110a) comprises a processing circuitry (111) configured to generate a C-BF Null Data PPDU Announcement, C-BF NDPA, frame, wherein the C-BF NDPA frame comprises a Multi-AP set identifier. Moreover, the wireless AP (110a) comprises a communication interface (113) configured to transmit the C-BF NDPA frame to one or more wireless stations (120a) associated with the wireless AP (110a) and/or to one or more further wireless stations (120b) associated with the at least one further wireless AP (110b) within the Multi-AP set.Type: ApplicationFiled: October 25, 2023Publication date: February 22, 2024Inventors: Arik Klein, Shimon Shilo, Genadiy Tsodik, Oded Redlich, Avner Epstein, Doron Ezri
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Publication number: 20240031147Abstract: 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: ApplicationFiled: September 28, 2023Publication date: January 25, 2024Applicant: 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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Patent number: 11824980Abstract: 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: August 27, 2020Date of Patent: November 21, 2023Assignee: 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: 20230361815Abstract: The present disclosure relates to a network device for announcing a multi-access point (M-AP), joint channel sounding procedure in a WiFi network for acquiring channel state information between multiple access points (APs), which belong to a same M-AP set, and multiple stations associated with at least one of those multiple APs, wherein the network device is an access point of a subset of the M-AP set which subset includes APs that are configured to transmit an announcement frame, the network device comprising: a processor configured to provide the announcement frame of the M-AP joint channel sounding procedure, wherein the announcement frame comprises an identification of the M-AP set and identifications of the APs, associated to the subset of the M-AP set which subset of APs is configured to transmit the announcement frame; and a transceiver configured to transmit the announcement frame.Type: ApplicationFiled: July 20, 2023Publication date: November 9, 2023Inventors: Genadiy Tsodik, Shimon Shilo, Oded Redlich, Arik Klein, Avner Epstein
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Publication number: 20230319851Abstract: A system and method for triggering beamformed uplink (UL) physical layer protocol data units (PPDUs) are disclosed. The system comprises an access point (AP) and one or more stations (STAs). The AP sends a soliciting frame to the one or more STAs, wherein the frame comprises a null data packet, NDP, request, NDPR, indicator and receive an NDP PPDU from each of the one or more solicited STAs. The AP, then computes the precoder for each of the one or more solicited STAs and send the one or more solicited STA a trigger frame with a beamforming report. The AP receives from each of the STAs one or more beamformed UL data packets and sends a block acknowledgement to the one or more solicited STAs indicating the successful receipt of the one or more beamformed UL data packets.Type: ApplicationFiled: March 29, 2023Publication date: October 5, 2023Inventors: Shimon Shilo, Genadiy Tsodik, Avner Epstein, Arik Klein, Yaron Ben-Arie, Doron Ezri
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Publication number: 20230309169Abstract: A multi-link wireless access point (AP) is configured to exchange a plurality of frames via a plurality of setup links with a plurality of multi-link wireless non-AP stations in a wireless communication network. The multi-link wireless AP comprises a communication interface configured to send a management frame to at least one of the plurality of multi-link wireless non-AP stations operating on a first setup link, wherein the management frame comprises information for the at least one of the plurality of multi-link wireless non-AP stations for identifying at least the first setup link of the plurality of setup links to be disabled. The multi-link wireless AP further comprises a processing circuitry configured to, in response to sending the management frame, disable at least the first setup link for reducing a power required to operate at least the first setup link.Type: ApplicationFiled: May 25, 2023Publication date: September 28, 2023Inventors: Arik Klein, Shimon Shilo, Avi Weitzman, Avner Epstein
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Publication number: 20230299816Abstract: A wireless initiator access point comprising a communication interface with an array of antennas and configured to operate the array of antennas with a precoding configuration for multi-user multiple-input multiple-output (MU-MIMO) communication with a plurality of wireless stations; send a Null Data Packet (NDP) Announcement frame to the wireless stations; trigger a wireless participator access point to send an NDP frame to the wireless stations; receive a plurality of Compressed Beamforming frames from the wireless stations; and forward the Compressed Beamforming frames to the wireless participator access point.Type: ApplicationFiled: May 24, 2023Publication date: September 21, 2023Inventors: Shahar Patury, Avi Weitzman, Doron Ezri, Avner Epstein, Arik Klein
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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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Publication number: 20230216553Abstract: A wireless transmitting device is configured to: obtain a compressed-mode PPDU that includes one or more SC fields, where each SC field corresponds to one MU-MIMO group of the one or more MU-MIMO groups and is indicative of a spatial stream configuration for user devices of that MU-MIMO group; and transmit the PPDU to the user devices of the one or more MU-MIMO groups over a predetermined BW. Further, a user device is configured to: receive a compressed-mode PPDU from a wireless transmitting device; and decode the PPDU to obtain a SC field corresponding to the MU-MIMO group that the user device belongs to.Type: ApplicationFiled: March 10, 2023Publication date: July 6, 2023Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Oded REDLICH, Shimon SHILO, Jian YU, Doron EZRI, Avner EPSTEIN, Arik KLEIN, Genadiy TSODIK
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Publication number: 20230188951Abstract: A method for communicating multicast traffic includes snooping data received from a plurality of devices. The plurality of devices is in wireless communication with the access point. The method includes determining a multicast group membership status of each of the devices based on a result from snooping.Type: ApplicationFiled: November 16, 2022Publication date: June 15, 2023Inventors: Saju Palayur, Oren Kedem, Ido Shemer, Avner Epstein
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Patent number: 11558750Abstract: 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: May 6, 2020Date of Patent: January 17, 2023Assignee: 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: 11160095Abstract: This disclosure describes systems, methods, and devices related to basic service set (BSS) information spreading indication. A device may determine one or more collocated access points (APs). The device may determine a target beacon transmission time (TBTT) associated with a beacon interval. The device may determine a first beacon frame comprising a first multiple basic service set identification (BSSID) element. The device may determine a second beacon frame comprising a second multiple BSSID element. The device may determine a time period associated with the first beacon frame and the second beacon frame. The device may cause to send the first beacon frame at a first time to one or more station devices. The device may cause to send the second beacon frame at a second time to the one or more station devices.Type: GrantFiled: June 14, 2019Date of Patent: October 26, 2021Assignee: Intel CorporationInventors: Po-Kai Huang, Danny Ben-Ari, Johannes Berg, Laurent Cariou, Avner Epstein, Arik Klein, Ido Ouzieli, Robert Stacey
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Publication number: 20210050999Abstract: 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: ApplicationFiled: August 27, 2020Publication date: February 18, 2021Inventors: 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: 20200267541Abstract: 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: May 6, 2020Publication date: August 20, 2020Inventors: Po-Kai Huang, Laurent Cariou, Carlos Cordeiro, Daniel Bravo, Robert Stacey, Arik Klein, Avner Epstein, Daniel Leiderman
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Publication number: 20190297632Abstract: This disclosure describes systems, methods, and devices related to basic service set (BSS) information spreading indication. A device may determine one or more collocated access points (APs). The device may determine a target beacon transmission time (TBTT) associated with a beacon interval. The device may determine a first beacon frame comprising a first multiple basic service set identification (BSSID) element. The device may determine a second beacon frame comprising a second multiple BSSID element. The device may determine a time period associated with the first beacon frame and the second beacon frame. The device may cause to send the first beacon frame at a first time to one or more station devices. The device may cause to send the second beacon frame at a second time to the one or more station devices.Type: ApplicationFiled: June 14, 2019Publication date: September 26, 2019Inventors: Po-Kai Huang, Danny Ben-Ari, Johannes Berg, Laurent Cariou, Avner Epstein, Arik Klein, Ido Ouzieli, Robert Stacey
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Patent number: 8787512Abstract: An apparatus includes Radio Frequency (RF) circuitry and baseband circuitry. The RF circuitry is configured to receive strobe messages that are based on a system clock over a digital interface, and to communicate synchronously with the system clock based on the received strobe messages in accordance with a Radio Access Technology (RAT) that is selected from among multiple different RATs. The baseband circuitry is configured to generate the strobe messages, to delay the strobe messages by a delay that depends on the selected RAT, and to send the delayed strobe messages to the RF circuitry over the digital interface.Type: GrantFiled: September 15, 2013Date of Patent: July 22, 2014Assignee: Marvell International Ltd.Inventors: Daniel Ben-Ari, Avner Epstein
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Patent number: 8724758Abstract: A method in a communication device includes exchanging data between a Baseband Integrated Circuit (BBIC) and a Radio Frequency Integrated Circuit (RFIC) over a digital interface having a variable clock rate. The clock rate of the digital interface is modified repeatedly during a communication session conducted by the communication device, in response to changes in a current operational state of the communication device during the communication session, to a lowest clock rate that is suitable for the current operational state, so as to reduce a power consumption of the communication device.Type: GrantFiled: January 4, 2012Date of Patent: May 13, 2014Assignee: Marvell World Trade Ltd.Inventors: Ilan Meltser, Avner Epstein, Yehoshua Yabbo
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Patent number: 8537945Abstract: An apparatus includes Radio Frequency (RF) circuitry and baseband circuitry. The RF circuitry is configured to receive strobe messages that are based on a system clock over a digital interface, and to communicate synchronously with the system clock based on the received strobe messages in accordance with a Radio Access Technology (RAT) that is selected from among multiple different RATs. The baseband circuitry is configured to generate the strobe messages, to delay the strobe messages by a delay that depends on the selected RAT, and to send the delayed strobe messages to the RF circuitry over the digital interface.Type: GrantFiled: November 21, 2010Date of Patent: September 17, 2013Assignee: Marvell International Ltd.Inventors: Daniel Ben-Ari, Avner Epstein
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Publication number: 20120177163Abstract: A method in a communication device includes exchanging data between a Baseband Integrated Circuit (BBIC) and a Radio Frequency Integrated Circuit (RFIC) over a digital interface having a variable clock rate. The clock rate of the digital interface is modified during a communication session conducted by the communication device.Type: ApplicationFiled: January 4, 2012Publication date: July 12, 2012Inventors: Ilan Meltser, Avner Epstein, Yehoshua Yabbo