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.

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).

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.

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.

Abstract: This disclosure describes the generation and implementation of Golay sequences and Golay Sequence Sets (GSSs) for channel estimation in wireless networks. In one embodiment, this disclosure describes an extension of the Golay sequences Ga and Gb defined in various legacy standards to GSSs. In various embodiments, the disclosed GSSs can include a number of Golay complementary pairs (e.g., Ga and Gb). In one embodiment, the disclosed Golay complementary pairs can meet various predetermined design rules and can be used to define enhanced directional multi-gigabit (EDMG) short training field (STF) and/or channel estimation field (CEF) fields for multiple-input and multiple-output (MIMO) transmission.

Abstract: This disclosure describes methods, apparatus, and systems related to a channel estimation field (CEF) for various standards, for example, the 802.11ay standard, for single carrier (SC) MIMO channel estimation. In one embodiment, the CEF can use Golay complementary sequences. In another embodiment, the Golay complementary sequences can be defined similar to Golay complementary sequences definitions that can be found in various legacy standards, for example, the legacy 802.11ad standard. Various embodiments of the disclosure can allow channel estimation in the time domain and/or frequency domain, having small or negligible inter-stream interference. Various embodiments of the disclosure can enable an extendable structure for various M×N MIMO configurations, where M and N are positive integers.

Abstract: Some demonstrative embodiments include apparatus, system and method of communicating a Single Carrier (SC) transmission. For example, an apparatus of a SC Physical Layer (PHY) transmitter may include a spatial stream parser to distribute encoded bits of a Physical Layer Convergence Procedure (PLCP) Service Data Unit (PSDU) to a plurality of spatial streams; a plurality of constellation mappers to map encoded bits of the plurality of spatial streams into a respective plurality of streams of constellation symbols according to a constellation scheme; a Space Time Block Code (STBC) encoder to encode the plurality of streams of constellation symbols into SC symbol blocks over a plurality of space-time streams; and a transmit beamforming module to map the plurality of space-time streams to a plurality of transmit chains.

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.

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.

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.

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.

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.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating an Enhanced Directional Multi-Gigabit (EDMG) Physical Layer Protocol Data Unit (PPDU). For example, an apparatus may include logic and circuitry configured to cause a wireless station to transmit a first portion of an EDMG PPDU in a duplicate mode including transmission of a plurality of duplicates of the first portion of the PPDU over a respective plurality of 2.16 Gigahertz (GHz) channels in a directional frequency band, the first portion of the EDMG PPDU including at least one header field of the EDMG PPDU; and to transmit a second portion of the EDMG PPDU over a signal bandwidth of a channel including the plurality of 2.16 GHz channels, the second portion of the EDMG PPDU including at least a Training (TRN) field of the EDMG PPDU.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a channel estimation field with Golay Sequences. For example, an apparatus may include logic and circuitry configured to cause a wireless station to determine a first sequence having a length of 1536 based on a first combination of a pair of Golay sequences, each Golay g sequence of the pair of Golay sequences having a length of 384; to determine a second sequence having a length of 1536 based on a second combination of the pair of Golay sequences; and to transmit an Enhanced Directional Multi-Gigabit (EDMG) Physical Layer Convergence Protocol (PLCP) Protocol Data Unit (PPDU) over a channel in a frequency band above 45 Ghz, the EDMG PPDU including an EDMG Channel Estimation Field (CEF) including the first sequence followed by the second sequence, the channel having a channel bandwidth of 6.48 GHz or an integer multiple of 6.48 GHz.

Abstract: Some demonstrative embodiments include apparatus, system and method of communicating a Single Carrier (SC) transmission. For example, an apparatus of a SC Physical Layer (PHY) transmitter may include a spatial stream parser to distribute encoded bits of a Physical Layer Convergence Procedure (PLCP) Service Data Unit (PSDU) to a plurality of spatial streams; a plurality of constellation mappers to map encoded bits of the plurality of spatial streams into a respective plurality of streams of constellation symbols according to a constellation scheme; a Space Time Block Code (STBC) encoder to encode the plurality of streams of constellation symbols into SC symbol blocks over a plurality of space-time streams; and a transmit beamforming module to map the plurality of space-time streams to a plurality of transmit chains.

Abstract: Various embodiments may be generally directed to antenna array weight vector selection techniques for 60 GHz multiple-input multiple-output (MIMO) communications. In some embodiments, using one or more such techniques, a 60 GHz-capable transmitting device may select respective antenna array weight vectors for two or more transmit antenna arrays, and a 60 GHz-capable receiving device may select respective antenna array weight vectors for two or more receive antenna arrays. In various embodiments, in order to obtain information for use in selecting such antenna array weight vectors, the transmitter and receiver may utilize one or more existing beamforming training algorithms defined for 60 GHz single-input single-output (SISO) communications. In some embodiments, for example, the transmitter and receiver may utilize one or more beamforming training algorithms defined in IEEE 802.11ad-2012. The embodiments are not limited in this context.

Abstract: This disclosure describes methods, apparatus, and systems related to a modulation and coding scheme (MCS) system. The device may determine a wireless communications channel with a first device in accordance with a wireless communications standard. The device may generate a header in accordance with a communication standard, the header including, at least in part, a modulation and coding scheme (MCS) index value. The device may determine a code rate associated with the MCS index value based at least in part on the wireless communications channel. The device may cause to send the header to the first device over the wireless communications channel based at least in part on the MCS index value.

Abstract: For example, a wireless station may be configured to modulate a plurality of data bit sequences into a plurality of constellation points in first and second spatial streams according to a DCM, a data bit sequence of the plurality of data bit sequences includes a sequence of a plurality of data bits, modulating the plurality of data bit sequences includes modulating the sequence of the plurality of data bits into a first constellation point in the first spatial stream and a second constellation point in the second spatial stream, the second constellation point is a complex conjugate of the first constellation point; and to transmit an OFDM transmission over a wireless communication channel in a frequency band above 45 GHz, the OFDM transmission based on the plurality of constellation points in the first and second spatial streams.

Abstract: For example, a wireless station may be configured to generate a plurality of time-domain streams in a time domain, the plurality of time-domain streams comprising at least a first time-domain stream comprising a first data sequence in a first interval and a second time-domain stream comprising a second data sequence in the first interval, the first time-domain stream comprises a time-inverted and sign-inverted complex conjugate of the second data sequence in a second interval subsequent to the first interval, and the second time-domain stream comprises a time-inverted complex conjugate of the first data sequence in the second interval; to convert the plurality of time-domain streams into a respective plurality of frequency-domain streams in a frequency domain; and to transmit a Multiple-Input-Multiple-Output (MIMO) transmission based on the plurality of frequency-domain streams.

Abstract: Some demonstrative embodiments include apparatus, system and method of communicating a transmission encoded according to a Low-Density Parity-Check (LDPC) code. For example, an apparatus may include logic and circuitry configured to cause a wireless station to encode a plurality of data bits into a plurality of codewords according to an LDPC code having an encoding rate of 7/8 and a codeword length of 1248 bits; and to transmit a transmission over a millimeter Wave (mmWave) frequency band based on the plurality of codewords.