Apparatus, system and method of communicating a physical layer protocol data unit (PPDU)
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.
1. An apparatus comprising:
a processor comprising logic and circuitry configured to cause an Enhanced Directional Multi-Gigabit (DMG) (EDMG) wireless communication station (STA) to:
generate one or more EDMG Physical Layer (PHY) Protocol Data Unit (PPDU) waveforms corresponding to one or more transmit chains, respectively, wherein an EDMG PPDU waveform corresponding to a transmit chain of the one or more transmit chains is to be generated by:
determining a first EDMG waveform corresponding to the transmit chain based on preamble and data fields of an EDMG control mode PPDU, and based on a transmit chain number of the transmit chain;
determining a second EDMG waveform corresponding to the transmit chain by up-sampling and filtering the first EDMG waveform corresponding to the transmit chain according to an up-sampling factor and a pulse-shaping filter impulse response;
determining a preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain based on the second EDMG waveform corresponding to the transmit chain and according to a channel bandwidth for transmission of the EDMG control mode PPDU;
determining a Training (TRN) part of the EDMG PPDU waveform corresponding to the transmit chain based on a TRN field of the EDMG control mode PPDU corresponding to the transmit chain; and
generating the EDMG PPDU waveform corresponding to the transmit chain by concatenating the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the TRN part of the EDMG PPDU waveform corresponding to the transmit chain; and
transmit the EDMG control mode PPDU via the one or more transmit chains based on the one or more EDMG PPDU waveforms; and
a memory to store information processed by the processor.
2. The apparatus of claim 1 configured to determine the second EDMG waveform corresponding to the transmit chain with a transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
{
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
(
T
c
N
up
)
0
,
n
=
0
,
N
up
,
2
*
N
up
…
otherwise
r
EDMG
-
Pream
-
Data
i
TX
(
3
)
(
n
T
c
N
up
)
=
∑
k
=
0
K
-
1
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
(
n
-
k
)
T
c
N
up
)
h
S
C
C
B
(
k
)
,
n
=
0
,
1
,
…
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
3
)
(
(
n
+
K
-
1
2
)
T
c
N
up
)
,
n
=
0
,
1
,
…
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
(
n
T
c
N
u
p
)
denotes the first EDMG wave form corresponding to the transmit chain with the transmit chain number i TX ,
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
u
p
)
denotes the second EDMG waveform corresponding to the transmit chain with the transmit chain number i TX ,
h SCCB denotes the pulse-shaping filter impulse response,
T c denotes a chip time duration,
N up denotes the up-sampling factor,
K denotes a length of h SCCB in samples, and
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
0
,
for
n
<
0
and
n
≥
length
(
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
)
×
N
up
.
3. The apparatus of claim 2 configured to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 2.16 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
u
p
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX , and
N Tx denotes a total count of the one or more transmit chains.
4. The apparatus of claim 2 configured to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 4.32 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
r
N
u
p
+
Δ
t
1
)
·
1
2
exp
(
-
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
2
)
·
1
2
exp
(
-
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
u
p
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
N Tx denotes a total count of the one or more transmit chains,
ΔF denotes a sub-channel spacing equal to 2.16 GHz, and
Δt 1 and Δt 2 are in the range [0, T c ].
5. The apparatus of claim 2 configured to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 6.48 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
r
N
u
p
+
Δ
t
1
)
·
1
3
exp
(
-
j
2
πΔ
F
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
2
)
·
1
3
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
3
)
·
1
3
exp
(
+
j
2
πΔ
F
(
T
c
N
up
)
n
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
u
p
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
N Tx denotes a total count of the one or more transmit chains,
ΔF denotes a sub-channel spacing equal to 2.16 GHz, and
Δt 1 , Δt 2 , and Δt 3 are in the range [0, T c ].
6. The apparatus of claim 2 configured to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 8.64 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
r
N
u
p
+
Δ
t
1
)
·
1
4
exp
(
-
j
2
π
(
3
Δ
F
2
)
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
2
)
·
1
4
exp
(
-
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
3
)
·
1
4
exp
(
+
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
4
)
·
1
4
exp
(
+
j
2
π
(
3
Δ
F
2
)
(
T
c
N
up
)
n
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
N Tx denotes a total count of the one or more transmit chains,
ΔF denotes a sub-channel spacing equal to 2.16 GHz, and
Δt 1 , Δt 2 , and Δt 3 are in the range [0, T c ].
7. The apparatus of claim 1 configured to determine the TRN part of the EDMG PPDU waveform corresponding to the transmit chain based on a conversion rate ratio N up /N CB , wherein N up denotes the up-sampling factor, and wherein N CB denotes a count of 2.16 Gigahertz (GHz) channels in the channel bandwidth for transmission of the EDMG control mode PPDU.
8. The apparatus of claim 1 configured to determine the TRN part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
TRN
i
TX
(
2
)
(
n
T
c
3
N
C
B
)
=
{
r
TRN
i
TX
(
1
)
(
T
c
3
N
C
B
)
0
,
n
=
0
,
3
,
6
…
otherwise
r
T
R
N
i
TX
(
3
)
(
n
T
c
3
N
C
B
)
=
∑
k
=
0
K
-
1
r
T
R
N
i
TX
(
2
)
(
(
n
-
k
)
T
c
3
N
C
B
)
h
S
C
C
B
(
k
)
,
n
=
0
,
1
,
…
r
TRN
i
TX
(
4
)
(
n
2
T
c
3
N
C
B
)
=
r
TRN
i
TX
(
3
)
(
(
2
n
+
K
-
1
2
)
T
c
3
N
CB
)
,
n
=
0
,
1
,
…
wherein:
r
TRN
i
TX
(
4
)
(
n
2
T
c
3
N
C
B
)
denotes the TRN part of the EDMG PPDU waveform corresponding the transmit chain with the transmit chain number i TX ,
r
TRN
i
TX
(
1
)
(
n
T
c
N
CB
)
denotes the TRN field of the EDMG control mode PPDU corresponding to the transmit chain with the transmit chain number i TX ,
N CB denotes a count of 2.16 Gigahertz (GHz) channels in the channel bandwidth for transmission of the EDMG control mode PPDU,
h SCCB denotes the pulse-shaping filter impulse response,
T c is based on a chip time duration,
N up denotes the up-sampling factor,
K denotes a length of h SCCB in samples, and
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
0
,
for
n
<
0
and
n
≥
length
(
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
)
×
N
up
.
9. The apparatus of claim 1 configured to generate the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
PPDU
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
+
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
PPDU
i
TX
(
n
T
c
N
up
)
denotes the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
rr
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
denotes the TRN part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
T c denotes a chip time duration,
N up denotes the up-sampling factor,
N Tx denotes a total count of the one or more transmit chains, and
t TRN =t Data +T Data is a total duration of a non-EDMG Short Training Field (L-STF), a non-EDMG Channel estimation Field (L-CEF), a non-EDMG header (L-Header) field, an EDMG Header A field, and a data field of the EDMG control mode PPDU.
10. The apparatus of claim 1 , wherein the preamble and data fields of the EDMG control mode PPDU comprise a non-EDMG Short Training Field (L-STF), a non-EDMG Channel estimation Field (L-CEF), a non-EDMG header (L-Header) field, an EDMG Header A field, and a data field.
11. The apparatus of claim 1 , wherein the preamble and data fields of the EDMG control mode PPDU comprise the following modulated fields:
r EDMG-Pream-Data ( nT c )= r L-STF ( nT c )+ r L-CEF ( nT c −t L-CEF )+ r L-Header ( nT c −t L-Header )++ r EDMG-Header-A ( nT c −t EDMG-Header-A )+ r Data ( nT c −t Data )
wherein:
t L-CEF =T L-STF is a total duration of a non-EDMG Short Training Field (L-STF) of the EDMG control mode PPDU;
t L-Header =t L-CEF +T L-CEF is a total duration of the L-STF and a non-EDMG Channel estimation Field (L-CEF) of the EDMG control mode PPDU;
t EDMG-Header-A =t L-Header +T L-Header is a total duration of the L-STF, the L-CEF, and a non-EDMG header (L-Header) field of the EDMG control mode PPDU; and
t Data =t EDMG-Header-A +T EDMG-Header-A is a total duration of the L-STF, the L-CEF, the L-Header field, and an EDMG Header A field of the EDMG control mode PPDU.
12. The apparatus of claim 1 , wherein the up-sampling factor and the pulse-shaping filter impulse response are implementation dependent.
13. The apparatus of claim 1 configured to cause the EDMG STA to transmit the EDMG control mode PPDU over a channel bandwidth of at least 2.16 Gigahertz (GHz) in a frequency band above 45 GHz.
14. The apparatus of claim 1 comprising a radio comprising the one or more transmit chains, the processor configured to cause the radio to transmit the EDMG control mode PPDU.
15. The apparatus of claim 14 comprising one or more antennas connected to the radio, and another processor to execute instructions of an operating system.
16. A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one processor, enable the at least one processor to cause an Enhanced Directional Multi-Gigabit (DMG) (EDMG) wireless communication station (STA) to:
generate one or more EDMG Physical Layer (PHY) Protocol Data Unit (PPDU) waveforms corresponding to one or more transmit chains, respectively, wherein an EDMG PPDU waveform corresponding to a transmit chain of the one or more transmit chains is to be generated by:
determining a first EDMG waveform corresponding to the transmit chain based on preamble and data fields of an EDMG control mode PPDU, and based on a transmit chain number of the transmit chain;
determining a second EDMG waveform corresponding to the transmit chain by up-sampling and filtering the first EDMG waveform corresponding to the transmit chain according to an up-sampling factor and a pulse-shaping filter impulse response;
determining a preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain based on the second EDMG waveform corresponding to the transmit chain and according to a channel bandwidth for transmission of the EDMG control mode PPDU;
determining a Training (TRN) part of the EDMG PPDU waveform corresponding to the transmit chain based on a TRN field of the EDMG control mode PPDU corresponding to the transmit chain; and
generating the EDMG PPDU waveform corresponding to the transmit chain by concatenating the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the TRN part of the EDMG PPDU waveform corresponding to the transmit chain; and
transmit the EDMG control mode PPDU via the one or more transmit chains based on the one or more EDMG PPDU waveforms.
17. The product of claim 16 , wherein the instructions, when executed, cause the EDMG STA to determine the second EDMG waveform corresponding to the transmit chain with a transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
{
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
(
T
c
N
up
)
0
,
n
=
0
,
N
up
,
2
*
N
up
…
otherwise
r
EDMG
-
Pream
-
Data
i
TX
(
3
)
(
n
T
c
N
up
)
=
∑
k
=
0
K
-
1
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
(
n
-
k
)
T
c
N
up
)
h
S
C
C
B
(
k
)
,
n
=
0
,
1
,
…
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
3
)
(
(
n
+
K
-
1
2
)
T
c
N
up
)
,
n
=
0
,
1
,
…
wherein:
rr
EDMG
-
Pream
-
Data
i
TX
(
1
)
(
n
T
c
N
up
)
denotes the first EDMG waveform corresponding to the transmit chain with the transmit chain number i TX ,
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
)
denotes the second EDMG waveform corresponding to the transmit chain with the transmit chain number i TX ,
h SCCB denotes the pulse-shaping filter impulse response,
T c denotes a chip time duration,
N up denotes the up-sampling factor,
K denotes a length of h SCCB in samples, and
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
0
,
for
n
<
0
and
n
≥
length
(
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
)
×
N
up
.
18. The product of claim 17 , wherein the instructions, when executed, cause the EDMG STA to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 2.16 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
f
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX , and
N Tx denotes a total count of the one or more transmit chains.
19. The product of claim 17 , wherein the instructions, when executed, cause the EDMG STA to, when the EDMG control mode PPDU is to be transmitted over a channel bandwidth of 4.32 Gigahertz (GHz), determine the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
1
)
·
1
2
exp
(
-
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
+
r
EDMG
-
Pream
-
Data
i
TX
(
4
)
(
n
T
c
N
up
+
Δ
t
2
)
·
1
2
exp
(
+
j
2
π
(
Δ
F
2
)
(
T
c
N
up
)
n
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
N Tx denotes a total count of the one or more transmit chains,
ΔF denotes a sub-channel spacing equal to 2.16 GHz, and
Δt 1 and Δt 2 are in the range [0, T c ].
20. The product of claim 16 , wherein the instructions, when executed, cause the EDMG STA to determine the TRN part of the EDMG PPDU waveform corresponding to the transmit chain based on a conversion rate ratio N up /N CB , wherein N up denotes the up-sampling factor, and wherein N CB denotes a count of 2.16 Gigahertz (GHz) channels in the channel bandwidth for transmission of the EDMG control mode PPDU.
21. The product of claim 16 , wherein the instructions, when executed, cause the EDMG STA to determine the TRN part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
TRN
i
TX
(
2
)
(
n
T
c
3
N
C
B
)
=
{
r
TRN
i
TX
(
1
)
(
n
T
c
3
N
CB
)
,
n
=
0
,
3
,
6
…
0
otherwise
r
TRN
i
TX
(
3
)
(
n
T
c
3
N
C
B
)
=
∑
k
=
0
K
-
1
r
TRN
i
TX
(
2
)
(
(
n
-
k
)
T
c
3
N
CB
)
h
SCCB
(
k
)
,
n
=
0
,
1
,
…
r
TRN
i
TX
(
4
)
(
n
2
T
c
3
N
C
B
)
=
r
TRN
i
TX
(
3
)
(
(
2
n
+
K
-
1
2
)
T
c
3
N
CB
)
,
n
=
0
,
1
,
…
wherein:
r
TRN
i
TX
(
4
)
(
n
2
T
c
3
N
C
B
)
denotes the TRN part of the EDMG PPDU waveform corresponding the transmit chain with the transmit chain number i TX ,
r
TRN
i
TX
(
1
)
(
n
T
c
N
C
B
)
denotes the TRN field of the EDMG control mode PPDU corresponding to the transmit chain with the transmit chain number i TX ,
N CB denotes a count of 2.16 Gigahertz (GHz) channels in the channel bandwidth for transmission of the EDMG control mode PPDU,
h SCCB denotes the pulse-shaping filter impulse response,
T c is based on a chip time duration,
N up denotes the up-sampling factor,
K denotes a length of h SCCB in samples, and
r
EDMG
-
Pream
-
Data
i
TX
(
2
)
(
n
T
c
N
up
)
=
0
,
for
n
<
0
and
n
≥
length
(
r
EDMG
-
Pream
-
Data
i
TX
(
1
)
)
×
N
up
.
22. The product of claim 16 , wherein the instructions, when executed, cause the EDMG STA to generate the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
PPDU
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
+
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
PPDU
i
TX
(
n
T
c
N
up
)
denotes the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
rr
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
denotes the TRN part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
T c denotes a chip time duration,
N up denotes the up-sampling factor,
N Tx denotes a total count of the one or more transmit chains, and
t TRN =t Data +T Data is a total duration of a non-EDMG Short Training Field (L-STF), a non-EDMG Channel estimation Field (L-CEF), a non-EDMG header (L-Header) field, an EDMG Header A field, and a data field of the EDMG control mode PPDU.
23. An apparatus comprising:
means for generating at an Enhanced Directional Multi-Gigabit (DMG) (EDMG) wireless communication station (STA) one or more EDMG Physical Layer (PHY) Protocol Data Unit (PPDU) waveforms corresponding to one or more transmit chains, respectively, wherein an EDMG PPDU waveform corresponding to a transmit chain of the one or more transmit chains is to be generated by:
determining a first EDMG waveform corresponding to the transmit chain based on preamble and data fields of an EDMG control mode PPDU, and based on a transmit chain number of the transmit chain;
determining a second EDMG waveform corresponding to the transmit chain by up-sampling and filtering the first EDMG waveform corresponding to the transmit chain according to an up-sampling factor and a pulse-shaping filter impulse response;
determining a preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain based on the second EDMG waveform corresponding to the transmit chain and according to a channel bandwidth for transmission of the EDMG control mode PPDU;
determining a Training (TRN) part of the EDMG PPDU waveform corresponding to the transmit chain based on a TRN field of the EDMG control mode PPDU corresponding to the transmit chain; and
generating the EDMG PPDU waveform corresponding to the transmit chain by concatenating the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the TRN part of the EDMG PPDU waveform corresponding to the transmit chain; and
means for causing the EDMG STA to transmit the EDMG control mode PPDU via the one or more transmit chains based on the one or more EDMG PPDU waveforms.
24. The apparatus of claim 23 comprising means for generating the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX as follows:
r
PPDU
i
TX
(
n
T
c
N
up
)
=
r
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
+
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
,
1
≤
i
TX
≤
N
TX
wherein:
r
PPDU
i
TX
(
n
T
c
N
up
)
denotes the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
rr
EDMG
-
Pream
-
Data
i
TX
(
n
T
c
N
up
)
denotes the preamble and data part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
r
TRN
i
TX
(
n
T
c
N
up
-
t
TRN
)
denotes the TRN part of the EDMG PPDU waveform corresponding to the transmit chain with the transmit chain number i TX ,
T c denotes a chip time duration,
N up denotes the up-sampling factor,
N Tx denotes a total count of the one or more transmit chains, and
t TRN =t Data +T Data is a total duration of a non-EDMG Short Training Field (L-STF), a non-EDMG Channel estimation Field (L-CEF), a non-EDMG header (L-Header) field, an EDMG Header A field, and a data field of the EDMG control mode PPDU.