Data and control multiplexing

Denote the coded bits for UL-SCH as ^ULSCH

1

Denote the coded bits for HARQ-ACK, if any, as ^ACK

1 total number of OFDM symbols of the PUSCH, including all OFDM symbols used for DMRS.

Denote k as the subcarrier index of the scheduled PUSCH, starting from 0 to _Msc^PUSCH₋₁, where _Msc^PUSCH is expressed as a number of subcarriers.

Denote ^UL-SCH

Φl as the set of resource elements, in ascending order of indices k, available for transmission of data in OFDM symbol l, for l=0 ,1 ,2,...,N_symb,^PUSCH_all−1^.

Φl as the set of resource elements, in ascending order of indices k, available for transmission of UCI in OFDM symbol l^{, for} l=0 ,1 ,2,...,N_symb,^PUSCH_all−1^{. Denote MscUCI}

( )

^{l = ΦUCIl} as the number of elements in set ^UCI

Φl ^{. Denote}

( )

UCI

l j

Φ ^{as the} j-th element in ^UCI

Φl . For any OFDM symbol that carriers DMRS of the PUSCH, ^UCI

Φl = ∅^{. For any} OFDM symbol that does not carry DMRS of the PUSCH, Φ^UCI_l = Φ^UL-SCH_l ^.

If frequency hopping is configured for the PUSCH,

- denote l⁽¹⁾ as the OFDM symbol index of the first OFDM symbol after the first set of consecutive OFDM symbol(s) carrying DMRS in the first hop;

- denote l⁽²⁾ as the OFDM symbol index of the first OFDM symbol after the first set of consecutive OFDM symbol(s) carrying DMRS in the second hop.

- denote l_CSI⁽¹⁾ as the OFDM symbol index of the first OFDM symbol that does not carry DMRS in the first hop;

- denote l_CSI⁽²⁾ as the OFDM symbol index of the first OFDM symbol that does not carry DMRS in the second hop;

- if HARQ-ACK is present for transmission on the PUSCH with UL-SCH, let

- ^{GACK(1)=NL⋅Qm⋅}



^GACK/

(

^2⋅NL⋅Qm

) 

^{and GACK(2)=NL⋅Qm⋅}



^GACK/

⁽

^2⋅NL⋅Qm

⁾ 

^;

- if CSI is present for transmission on the PUSCH with UL-SCH, let - ^{GCSI-part1(1)=NL⋅Qm⋅}



^GCSI-part1/

(

^2⋅NL⋅Qm

) 

^;

- ^{GCSI-part1(2)=NL⋅Qm⋅}



^GCSI-part1/

(

^2⋅NL⋅Qm

) 

^;

- ^{GCSI-part2(1)=NL⋅Qm⋅}



^GCSI-part2/

(

^2⋅NL⋅Qm

) 

^{; and}

- ^{GCSI-part2(2)=NL⋅Qm⋅}



^GCSI-part2/

(

^2⋅NL⋅Qm

) 

^;

- if only HARQ-ACK and CSI part 1 are present for transmission on the PUSCH without UL-SCH, let - ^GACK(1)=min

(

^{NL⋅Qm⋅}^{GACK/ 2}

(

^⋅NL⋅Qm

)

^ ^{, M N3⋅ ⋅L Qm}

)

;

- G^ACK(2)=G^ACK−G^ACK(1) ;

- G^CSI-part1(1)=M₁⋅N_L⋅Q_m−G^ACK(1); and - G^CSI-part1(2)=G^CSI-part1−G^CSI-part1(1) ;

- if HARQ-ACK, CSI part 1 and CSI part 2 are present for transmission on the PUSCH without UL-SCH, let - ^GACK(1)=min

(

^{NL⋅Qm⋅}^{GACK/ 2}

(

^⋅NL⋅Qm

)

^ ^{, M N3⋅ ⋅L Qm}

)

;

- G^ACK(2)=G^ACK−G^ACK(1) ;

- if the number of HARQ-ACK information bits is more than 2,

( )

 

(

^{/2 , (1)}

)

min ) 1

( ^CSI-part1 ₁ ^ACK

part1

-CSI N Q G N Q M N Q G

G = _L⋅ _m⋅ ⋅ _L⋅ _m ⋅ _L⋅ _m− ; otherwise,

( )

( )

CSI-part1 CSI-part1 ACK

(1) min _{L m} / 2 _{L m} , 1 _{L m rvd} (1)

G = N ⋅Q ⋅G ⋅N ⋅Q  M N⋅ ⋅Q −G

- G^CSI-part1(2)=G^CSI-part1−G^CSI-part1(1) ;

- G^CSI-part2(1)=M₁⋅N_L⋅Q_m−G^CSI-part1(1) if the number of HARQ-ACK information bits is no more than 2, and )

1 ( )

1 ( )

1

( ₁ ^{ACK CSI-part1}

part2

-CSI M N Q G G

G = ⋅ _L⋅ _m− − otherwise; and

- G^CSI-part2(2)=M₂⋅N_L⋅Q_m−G^CSI-part1(2) if the number of HARQ-ACK information bits is no more than 2, and

- if CSI part 1 and CSI part 2 are present for transmission on the PUSCH without UL-SCH, let

- ^{GCSI-part1(1)=min}

(

^{NL⋅Qm⋅}^{GCSI-part1/ 2}

(

^⋅NL⋅Qm

)

^ ^{, M N1⋅ L⋅Qm−GrvdACK(1)}

)

; - G^CSI-part1(2)=G^CSI-part1−G^CSI-part1(1) ;

- G^CSI-part2(1)=M₁⋅N_L⋅Q_m−G^CSI-part1(1); and - G^CSI-part2(2)=M₂⋅N_L⋅Q_m−G^CSI-part1(2);

- let N_hop^PUSCH=2, and denote N_symb,^PUSCH_hop(1)^, N_symb,^PUSCH_hop(2) as the number of OFDM symbols of the PUSCH in the first and second hop, respectively;

- N is the number of transmission layers of the PUSCH; _L

If frequency hopping is not configured for the PUSCH,

- denote l⁽¹⁾ as the OFDM symbol index of the first OFDM symbol after the first set of consecutive OFDM symbol(s) carrying DMRS;

- denote l_CSI⁽¹⁾ as the OFDM symbol index of the first OFDM symbol that does not carry DMRS;

- if HARQ-ACK is present for transmission on the PUSCH, let G^ACK(1)=G^ACK;

if the number of HARQ-ACK information bits to be transmitted on PUSCH is 0, 1 or 2 bits

the number of reserved resource elements for potential HARQ-ACK transmission is calculated according to Subclause 6.3.2.4.1.1, by setting

O

_ACK

= 2

^;

denote G_rvd^ACK as the number of coded bits for potential HARQ-ACK transmission using the reserved resource elements;

if frequency hopping is configured for the PUSCH, let ^{GrvdACK(1)=NL⋅Qm⋅}_^{GrvdACK/ 2}

(

^⋅NL⋅Qm

)

^_ ^and

( )

ACK ACK

rvd (2) _{L m} rvd / 2 _{L m}

G =N ⋅Q ⋅G ⋅N ⋅Q  ;

if frequency hopping is not configured for the PUSCH, let G_rvd^ACK(1)=G_rvd^ACK;

denote Φ_l^rvd as the set of reserved resource elements for potential HARQ-ACK transmission, in OFDM symbol l, for l=0 ,1 ,2,...,N_symb,^PUSCH_all−1^;

Set m_count^ACK

( 1 )

=

0

^;

Set m_count^ACK

( 2 )

=

0

^;

∅

=

Φl^rvd for l=0 ,1 ,2,...,N_symb,^PUSCH_all−1;

for i=

1

to N_hop^PUSCH

)

l(i

l= ^;

while m_count^ACK

( )

i <G_rvd^ACK

( )

i if

^M

^scUCI

( ) ^{l > 0}

if

^G

^rvdACK

^{( ) i − m}

^countACK

^{( ) i ≥ M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

=1 d ^;

( )

RE UL-SCH

count sc

m =M l ^; end if

if

^G

^rvdACK

^{( ) i − m}

^countACK

^{( ) i < M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

( ) ( )

UCI ACK ACK

sc _{L m} rvd ( ) count( )

d=M l ⋅N ⋅Q G i −m i ^;

( ) ^{( )}

RE ACK ACK

count rvd ( ) count( ) / _{L m}

m =G i −m i N ⋅Q  ^; end if

for j=0 ^to

m

_count^RE

− 1

( )

{ }

rvd rvd UL-SCH

l l l j d

Φ = Φ U Φ ⋅

m

L Q

N i m i

m_count^ACK

( )

= _count^ACK

( )

+ ⋅ ; end for

end if

+

1

= l l ; end while end for else

∅

=

Φl^rvd for l=0 ,1 ,2,...,N_symb,^PUSCH_all−1^;

end if

Denote ^Msc,Φrvd

( )

^l = Φ^lrvd as the number of elements in Φ_l^rvd.

Step 2:

if HARQ-ACK is present for transmission on the PUSCH and the number of HARQ-ACK information bits is more than 2,

Set m_count^ACK

( 1 )

=

0

^; Set m_count^ACK

( 2 )

=

0

^; Set

m

_count,^ACK_all

= 0

; for i=

1

to N_hop^PUSCH

)

l(i

l= ^;

while

m

_count^ACK

( i ) < G

^ACK

( i )

if

^M

^scUCI

( ) ^{l > 0}

if

^G

^ACK

^{( ) i − m}

^countACK

^{( ) i ≥ M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

=1 d ^;

( )

RE UCI

count sc

m =M l ^; end if

if

^G

^ACK

^{( ) i − m}

^countACK

^{( ) i < M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

( ) ( )

UCI ACK ACK

sc _{L m} ( ) count( )

d=M l ⋅N ⋅Q G i −m i ^;

( ) ^{( )}



^{G i m i NL Qm}



m_count^RE = ^ACK()− _count^ACK() / ⋅ ^; end if

for j=0 ^to

m

_count^RE

− 1 ( )

UCI

k= Φl j d⋅ ^; for v=

0

to NL⋅Qm−

1

ACK ,

, ^ACK

all count,

v m k

l

g

g =

^;

ACK

1

count,all ACK

count,all

= m +

m

;

1 ) ( )

(

_count^ACK

ACK

count i =m i +

m ^;

end for end for

UCI , l tmp

Φ =∅

^;

for j=0 ^to

m

_count^RE

− 1

( )

UCI UCI UCI

, ,

l tmp l tmp l

j d

Φ = Φ U Φ ⋅

^;

end for

UCI UCI UCI

\

,

l l l tmp

Φ = Φ Φ

_;

UL-SCH UL-SCH UCI

\

,

l l l tmp

Φ = Φ Φ

_;

( )

UCI UCI

sc l

M l = Φ ^;

( )

UL-SCH UL-SCH

sc l

M l = Φ ^;

end if +

1

= l l ^; end while end for end if

Step 3:

if CSI is present for transmission on the PUSCH, Set m^CSI_count^-part1

( 1 )

=

0

^;

Set m_count^CSI-part1

( 2 )

=

0

^; Set

m

_count,all^CSI-part1

= 0

; for i=

1

to N_hop^PUSCH

l(i)

l= _CSI^;

while ^MscUCI

( )

^{l −Msc, rvdΦ}

( )

^{l ≤}

⁰

+

1

= l l ; end while

while

m

_count^CSI-part1

( i ) < G

^CSI-part1

( i )

end if +

1

= l l ; end while end for

Set m_count^CSI-part2

( 1 )

=

0

^; Set m_count^CSI-part2

( 2 )

=

0

^; Set

m

^CSI_count,^-part2_all

= 0

; for i=

1

to N_hop^PUSCH

l(i)

l= _CSI^;

while

^M

^scUCI

( ) ^{l ≤ 0}

+

1

= l l ; end while

while

m

_count^CSI-part2

( i ) < G

^CSI-part2

( i )

if

^M

^scUCI

( ) ^{l > 0}

if

^G

^CSI-part2

^{( ) i − m}

^{countCSI-part2}

^{( ) i ≥ M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

=1 d ^;

( )

RE UCI

count sc

m =M l ^; end if

if

^G

^CSI-part2

^{( ) i − m}

^{countCSI-part2}

^{( ) i < M}

^scUCI

( ) ^{l N Q ⋅}

^L

^⋅

^m

( ) ( )

UCI CSI-part2 CSI-part2

sc _{L m} ( ) count ( )

d=M l ⋅N ⋅Q G i −m i ^;

( ) ^{( )}



^{G i m i NL Qm}



m_count^RE = ^CSI-part2()− _count^CSI-part2() / ⋅ ^; end if

for j=0 ^to

m

_count^RE

− 1 ( )

UCI

k= Φl j d⋅ ^; for v=

0

to NL⋅Qm−

1

part2 -CSI ,

, ^CSI-part2

all count,

v m k

l

g

g =

^;

part2

1

-CSI

all count, part2

-CSI

all

count,

= m +

m

;

1

if UL-SCH is present for transmission on the PUSCH, Set m_count^UL−SCH=

0

;

end if end for end if

Step 5:

if HARQ-ACK is present for transmission on the PUSCH and the number of HARQ-ACK information bits is no more than 2,

Set m_count^ACK

( 1 )

=

0

^; Set m_count^ACK

( 2 )

=

0

^; Set

m

_count,^ACK_all

= 0

; for i=

1

to N_hop^PUSCH

)

l(i

l= ^;

while

m

_count^ACK

( i ) < G

^ACK

( i )

if Msc, rvd^Φ

( )

l >

0

if ^GACK

^{( )}

^{i −mcountACK}

^{( )}

^{i ≥Msc, rvdΦ}

( )

^{l ⋅N QL⋅ m}

=1 d ;

( )

RE

count sc, rvd

m =M^Φ l ^; end if

if G^ACK

( )

i −mcount^ACK

( )

i <Msc, rvd^Φ

( )

l ⋅N Q_L⋅ _m

( ) (

^{ACK ACK}

)

sc, rvd _{L m} ( ) count( )

d=M^Φ l ⋅N ⋅Q G i −m i ^;

( ) ^{( )}



^{G i m i NL Qm}



m_count^RE = ^ACK()− _count^ACK() / ⋅ ^; end if

for j=0 ^to

m

_count^RE

− 1 ( )

rvd

k= Φl j d⋅ ^; for v=

0

to NL⋅Qm−

1

ACK ,

, ^ACK

all count,

v m k

l

g

g =

^;

ACK

1

count,all ACK

count,all

= m +

m

;

1 ) ( )

(

_count^ACK

ACK

count i =m i +

m ;

end for

end for end if

+

1

= l l ^; end while end for end if

Step 6:

Set t=

0

;

for l=

0

to N_symb,^PUSCH_all−1 for j=0 ^{to MscUL-SCH}

( )

^{l −1}

( )

UL-SCH

k= Φl j ^; for v=

0

^to NL⋅Qm−

1

v k l

t g

g = _{, ,} ^; +

1

= t t ^; end for end for end for

In document ETSI TS V ( ) (Page 35-45)