公开(公告)号：US20230308331A1

公开(公告)日：2023-09-28

申请号：US17972200

申请日：2022-10-24

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Alexander Maltsev ,  Claudio Da Silva ,  Carlos Cordeiro

IPC: H04L27/26

CPC classification number: H04L27/26136 ,  H04L27/2613 ,  H04L27/2617 ,  H04L27/262 ,  H04L27/2646 ,  H04L27/2662 ,  H04L27/2666 ,  H04L27/2672 ,  H04L5/0007

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.

公开(公告)号：US11689405B2

公开(公告)日：2023-06-27

申请号：US17483442

申请日：2021-09-23

Applicant: INTEL CORPORATION

Inventor： Alexander Maltsev ,  Carlos Cordeiro ,  Artyom Lomayev ,  Michael Genossar ,  Claudio Da Silva

IPC: H04L27/26 ,  H03M13/11 ,  H04J13/00 ,  H04L1/00

CPC classification number: H04L27/2613 ,  H03M13/11 ,  H04J13/0014 ,  H04L1/0061 ,  H04L27/2605

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.

公开(公告)号：US11516062B2

公开(公告)日：2022-11-29

申请号：US17120473

申请日：2020-12-14

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Alexander Maltsev ,  Claudio Da Silva ,  Carlos Cordeiro

IPC: H04L27/26 ,  H04L5/00

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.

公开(公告)号：US11502774B2

公开(公告)日：2022-11-15

申请号：US17356266

申请日：2021-06-23

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Alexander Maltsev ,  Michael Genossar ,  Claudio Da Silva ,  Carlos Cordeiro

IPC: H04L1/00 ,  H03M13/11 ,  H04L5/00 ,  H04L69/324 ,  H04W72/04

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 PM 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).

公开(公告)号：US20220029726A1

公开(公告)日：2022-01-27

申请号：US17483442

申请日：2021-09-23

Applicant: INTEL CORPORATION

Inventor： Alexander Maltsev ,  Carlos Cordeiro ,  Artyom Lomayev ,  Michael Genossar ,  Claudio Da Silva

IPC: H04J13/00 ,  H03M13/11 ,  H04L27/26 ,  H04L1/00

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.

公开(公告)号：US11115092B2

公开(公告)日：2021-09-07

申请号：US16563892

申请日：2019-09-08

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Alexander Maltsev ,  Michael Genossar ,  Carlos Cordeiro

IPC: H04B7/06 ,  H04L5/00 ,  H04L1/18 ,  H04L27/18 ,  H04L27/34 ,  H04W72/12 ,  H04B7/0413 ,  H04L27/26

Abstract: For example, a wireless station may be configured to modulate a plurality of data bit sequences into a plurality of data blocks according to a dual carrier modulation, to map the plurality of data blocks to a plurality of spatial streams according to a space-time diversity scheme, and to transmit a MIMO transmission based on the plurality of spatial streams.

公开(公告)号：US20210168010A1

公开(公告)日：2021-06-03

申请号：US17120473

申请日：2020-12-14

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Alexander Maltsev ,  Claudio Da Silva ,  Carlos Cordeiro

IPC: H04L27/26 ,  H04L5/00

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.

公开(公告)号：US10931417B2

公开(公告)日：2021-02-23

申请号：US16808676

申请日：2020-03-04

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Iaroslav P. Gagiev ,  Alexander Maltsev ,  Michael Genossar ,  Carlos Cordeiro

IPC: H04L5/00 ,  H04J13/00 ,  H04L27/26 ,  H04B7/0413

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.

公开(公告)号：US20210044407A1

公开(公告)日：2021-02-11

申请号：US17083502

申请日：2020-10-29

Applicant: INTEL CORPORATION

Inventor： Artyom Lomayev ,  Claudio Da Silva ,  Alexander Maltsev ,  Carlos Cordeiro

IPC: H04L5/00 ,  H04L25/02

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.

公开(公告)号：US20190215215A1

公开(公告)日：2019-07-11

申请号：US16256975

申请日：2019-01-24

Applicant: Intel Corporation

Inventor： Alexander Maltsev ,  Vadim Sergeyev ,  Alexei Vladimirovich Davydov ,  Ali S. Sadri ,  Roman Maslennikov ,  Alexey Khoryaev

IPC: H04L27/26 ,  H04W52/02 ,  H04W56/00 ,  H04W72/04 ,  H04B7/212

CPC classification number: H04L27/2656 ,  H04B7/2126 ,  H04W16/28 ,  H04W48/08 ,  H04W52/0235 ,  H04W56/0015 ,  H04W72/0453 ,  H04W84/20 ,  Y02D70/00 ,  Y02D70/1224 ,  Y02D70/1242 ,  Y02D70/1244 ,  Y02D70/1246 ,  Y02D70/1262 ,  Y02D70/1264 ,  Y02D70/142 ,  Y02D70/144 ,  Y02D70/146 ,  Y02D70/168 ,  Y02D70/22 ,  Y02D70/446

Abstract: Communication signals using a first and a second frequency band in a wireless network is described herein. The first frequency band may be associated with a first beamwidth while the second frequency band may be associated with a second beamwidth. An apparatus may include receiver circuitry arranged to receive first signals in a first frequency band associated with a first beamwidth and second signals in a second frequency band associated with a second beamwidth, the first signals comprising a frame synchronization parameter and the second signals comprising frame alignment signals. The apparatus may further include processor circuitry coupled to the receiver circuitry, the processor circuitry arranged to activate or deactivate the receiver circuitry to receive the frame alignment signals based on the frame synchronization parameter. Other embodiments may be described and/or claimed.