Patents by Inventor Alexander Maltsev

Alexander Maltsev 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).

  • Publication number: 20210226723
    Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).
    Type: Application
    Filed: March 26, 2021
    Publication date: July 22, 2021
    Applicant: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Publication number: 20210226724
    Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).
    Type: Application
    Filed: March 26, 2021
    Publication date: July 22, 2021
    Applicant: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Patent number: 11050472
    Abstract: Apparatus, computer readable media, and methods for enhanced beamforming training in a wireless local area network are disclosed. An apparatus of a access point or station is disclosed. The apparatus including processing circuitry where the processing circuitry is configured to encode an EBRP packet comprising a first portion comprising an indication of a first number of transmit antenna training settings (N-TX), and an indication of a second number of receive training subfields per N-TX settings (N-RX), and a second portion comprising a third number of training subfields. The third number may be less than or equal to N-TX times N-RX. The processing circuitry may be configured to cause the first portion of the EBRP packet to be transmitted and cause the second portion to be transmitted, where two or more of the third number of training subfields are to be transmitted simultaneously using different antennas and orthogonal sequences.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: June 29, 2021
    Assignee: Intel IP Corporation
    Inventors: Assaf Kasher, Carlos Cordeiro, Alexander Maltsev, Artyom Lomayev
  • Patent number: 11044031
    Abstract: 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: Grant
    Filed: June 21, 2020
    Date of Patent: June 22, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Alexander Maltsev, Carlos Cordeiro, Artyom Lomayev, Michael Genossar, Claudio Da Silva
  • Publication number: 20210184735
    Abstract: This disclosure describes systems, methods, and devices related to using enhanced acknowledgment and power save. A device may determine a multi-user (MU) multiple-input multiple-output (MIMO) frame associated with a MU-MIMO group. The device may determine a first portion of the MU-MIMO frame associated with the first station device of the MU-MIMO group, wherein the first portion comprises a first indication of a first time offset associated with the first station device. The device may determine a second portion of the MU-MIMO frame associated with the second station device of the MU-MIMO group, wherein the second portion comprises a second indication of a second time offset associated with the second station device. The device may cause to send the MU-MIMO frame to the MU-MIMO group. The device may identify a first acknowledgment from the first station device based on the first time offset.
    Type: Application
    Filed: December 21, 2020
    Publication date: June 17, 2021
    Applicant: Intel Corporation
    Inventors: Ilya Bolotin, Cheng Chen, Oren Kedem, Artyom Lomayev, Alexander Maltsev
  • Publication number: 20210168010
    Abstract: 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: Application
    Filed: December 14, 2020
    Publication date: June 3, 2021
    Applicant: INTEL CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Claudio Da Silva, Carlos Cordeiro
  • Patent number: 11025369
    Abstract: 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: Grant
    Filed: March 22, 2018
    Date of Patent: June 1, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Publication number: 20210105091
    Abstract: For example, a wireless station may be configured to map a plurality of data symbols to Orthogonal Frequency-Division Multiplexing (OFDM) symbols in a plurality of spatial (space-time) streams, to map a plurality of modulated pilot sequences to the OFDM symbols according to a pilot mapping scheme, and to transmit an OFDM Multiple-Input-Multiple-Output (MIMO) transmission based on the plurality of spatial streams.
    Type: Application
    Filed: September 11, 2017
    Publication date: April 8, 2021
    Applicant: INTEL CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Patent number: 10944614
    Abstract: This disclosure describes methods, apparatus, and systems to increase the transmission data rate in wireless networks, for example, by using one or more Multiple Input Multiple Output (MIMO) and/or channel bonding techniques. In one embodiment, the disclosure describes the use of Golay Sequence Sets (GSS) to define guard intervals (GIs) for single carrier (SC) single channel bonding and multiple input multiple output (MIMO) transmission. In various embodiments, the disclosure describes the design of guard interval sequence for 3 types of guard intervals having lengths that can be classified as short, medium, and long. In another embodiment, the disclosure defines the guard interval for single channel transmission channel bonding and for MIMO transmission.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: March 9, 2021
    Assignee: Intel Corporation
    Inventors: Yaroslav P. Gagiev, Artyom Lomayev, Alexander Maltsev, Michael Genossar, Carlos Cordeiro
  • Patent number: 10938498
    Abstract: 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: Grant
    Filed: June 21, 2018
    Date of Patent: March 2, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Alexander Maltsev, Carlos Cordeiro, Artyom Lomayev, Michael Genossar, Claudio Da Silva
  • Patent number: 10931417
    Abstract: Some demonstrative embodiments include apparatus, system and method of communicating a transmission according to a symbol block structure and Guard Interval (GI) scheme. For example, an apparatus may include logic and circuitry configured to cause a wireless station to generate a plurality of Single Carrier (SC) blocks according to a SC block structure corresponding to a GI type of a plurality of GI types, a SC block of the plurality of SC blocks including a GI followed by a data block, the GI including a Golay sequence having a length based at least on the GI type, a length of the data block is based at least on the GI type; and to transmit a SC transmission over a millimeter Wave (mmWave) frequency band based on the plurality of SC blocks.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: February 23, 2021
    Assignee: INTEL CORPORATION
    Inventors: Artyom Lomayev, Iaroslav P. Gagiev, Alexander Maltsev, Michael Genossar, Carlos Cordeiro
  • Patent number: 10924218
    Abstract: For example, a station may generate a plurality of space-time streams including at least a first space-time stream and a second space-time stream, the first space-time stream including, in a first interval, a first data sequence followed by a first Guard Interval (GI) sequence, the first space-time stream comprising, in a second interval subsequent to the first interval, a second data sequence followed by the first GI sequence, the second space-time stream comprising, in the first interval, a sign-inverted and time-inverted complex conjugate of the second data sequence followed by a second GI sequence, the second space-time stream comprising, in the second interval, a time-inverted complex conjugate of the first data sequence followed by the second GI sequence; and transmit a Single Carrier (SC) Multiple-Input-Multiple-Output (MIMO) transmission based on the plurality of space-time streams.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 16, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro, Vladimir Kravtsov, Iaroslav P. Gagiev
  • Patent number: 10924217
    Abstract: For example, an EDMG STA may be configured to generate a plurality of spatial streams of an EDMG PPDU; map the plurality of spatial streams to a respective plurality of pairs of space-time streams according to an STBC scheme by mapping a first data sequence of a spatial stream to a first symbol in an odd numbered space-time stream, mapping a second data sequence of the spatial stream to a second symbol in the odd numbered space-time stream, mapping a sign inverted complex conjugate of the second data sequence to a first symbol in an even numbered space-time stream, and mapping a complex conjugate of the first data sequence to a second symbol in the even numbered space-time stream; and transmit a transmission comprising the plurality of pairs of space-time streams over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: February 16, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Publication number: 20210044407
    Abstract: For example, a first device may calibrate a reference channel estimation based on a plurality of first channel estimation measurements, the plurality of first channel estimation measurements corresponding to first PPDUs received from a second device over a wireless channel, wherein two consecutive channel estimation measurements of the plurality of first channel estimation measurements are separated by no more than a first time interval; and determine a plurality of second channel estimation measurements for detection of a change in an environment of the wireless channel based on the reference channel estimation, wherein the plurality of second channel estimation measurements corresponds to a plurality of second PPDUs received from the second device over the wireless channel, wherein two consecutive channel estimation measurements of the plurality of second channel estimation measurements are separated by at least a second time interval, the second time interval is longer than the first time interval.
    Type: Application
    Filed: October 29, 2020
    Publication date: February 11, 2021
    Applicant: INTEL CORPORATION
    Inventors: Artyom Lomayev, Claudio Da Silva, Alexander Maltsev, Carlos Cordeiro
  • Patent number: 10917271
    Abstract: This disclosure describes systems, methods, and devices related to an optimized channel estimation field. A device may determine an enhanced directional multi-gigabit (EDMG) frame to be sent to a first device using a communication link. The device may determine a channel estimation field (CEF) associated with the EDMG frame, wherein the CEF is comprised of one or more orthogonal frequency division multiplexing (OFDM) symbols. The device may cause to send the EDMG frame to the first device.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: February 9, 2021
    Assignee: Intel Corporation
    Inventors: Artyom Lomayev, Iaroslav P. Gagiev, Alexander Maltsev, Michael Genossar, Carlos Cordeiro
  • Patent number: 10911118
    Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to generate a Physical Layer (PHY) PPDU; generate one or more PPDU waveforms corresponding to one or more respective transmit chains for digital beamforming transmission of the PPDU; and transmit the PPDU via the one or more transmit chains over a channel bandwidth of at least 2.16 Gigahertz (GHz) in a frequency band above 45 GHz.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: February 2, 2021
    Assignee: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Michael Genossar, Claudio Da Silva, Carlos Cordeiro
  • Patent number: 10904062
    Abstract: 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: Grant
    Filed: August 7, 2018
    Date of Patent: January 26, 2021
    Assignee: INTEL CORPORATION
    Inventors: Artyom Lomayev, Alexander Maltsev, Claudio Da Silva, Carlos Cordeiro
  • Publication number: 20210013935
    Abstract: This disclosure describes systems, methods, and devices related to scheduled multi-user multiple-input multiple-output (MU-MIMO) acknowledgement. A device may determine a block acknowledgment schedule associated with one or more destination devices. The device may cause to send a multi-user multiple-input multiple-output (MU-MIMO) frame including the block acknowledgment schedule. The device may identify one or more acknowledgment frames received from at least one of the one or more destination devices based on the block acknowledgment schedule.
    Type: Application
    Filed: September 25, 2020
    Publication date: January 14, 2021
    Inventors: Ilya Bolotin, Oren Kedem, Artyom Lomayev, Alexander Maltsev
  • Publication number: 20210006308
    Abstract: For example, an EDMG STA may generate an LDPC coded bit stream for a user based on data bits for the user in an EDMG PPDU, the LDPC coded bit stream for the user including a concatenation of a plurality of LDPC codewords, a count of the plurality of LDPC codewords is based at least on a codeword length for the user and on a code rate for the user; generate encoded and padded bits for the user by concatenating the LDPC coded bit stream with a plurality of coded pad zero bits, a count of the coded pad zero bits is based at least on a count of one or more spatial streams for the user and on the count of the plurality of LDPC codewords for the user; and distribute the encoded and padded bits for the user to the one or more spatial streams for the user.
    Type: Application
    Filed: September 22, 2020
    Publication date: January 7, 2021
    Applicant: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Claudio Da Silva, Michael Genossar, Alexander Maltsev, Carlos Cordeiro
  • Publication number: 20210006309
    Abstract: For example, an EDMG STA may generate an LDPC coded bit stream for a user based on data bits for the user in an EDMG PPDU, the LDPC coded bit stream for the user including a concatenation of a plurality of LDPC codewords, a count of the plurality of LDPC codewords is based at least on a codeword length for the user and on a code rate for the user; generate encoded and padded bits for the user by concatenating the LDPC coded bit stream with a plurality of coded pad zero bits, a count of the coded pad zero bits is based at least on a count of one or more spatial streams for the user and on the count of the plurality of LDPC codewords for the user; and distribute the encoded and padded bits for the user to the one or more spatial streams for the user.
    Type: Application
    Filed: September 22, 2020
    Publication date: January 7, 2021
    Applicant: INTEL IP CORPORATION
    Inventors: Artyom Lomayev, Claudio Da Silva, Michael Genossar, Alexander Maltsev, Carlos Cordeiro