Uplink power control for physical uplink control channel
View Patent ↗Embodiments of the present disclosure describe devices, methods, computer-readable media and systems configurations for uplink transmit power control for transmitting periodic channel state information. Other embodiments may be described and claimed.
1. An apparatus comprising:
uplink control information (UCI) circuitry to generate UCI that includes one or more sets of periodic channel state information (p-CSI) that respectively correspond with one or more serving cells or with one or more channel state information (CSI) processes; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI with a physical uplink control channel (PUCCH) format 3 based on a radio resource control (RRC) parameter that corresponds to p-CSI transmissions,
wherein the RRC parameter provides a delta F offset that is a value provided for PUCCH format 3 and is relative to PUCCH format 1a and the value is selected from a set consisting of −6 decibels (dB), −5 dB, −4 dB, −3 dB, −2 dB, −1 dB, 0 dB, and 1 dB.
2. The apparatus of claim 1 , wherein:
the UCI circuitry is to generate other UCI that includes HARQ-ACK information without p-CSI; and
the feedback circuitry is to determine uplink transmit power to transmit the UCI with PUCCH format 3 based on an RRC parameter that corresponds to HARQ-ACK transmissions.
3. The apparatus of claim 1 , further comprising:
an RRC layer to:
receive, from an RRC layer of a network equipment, the RRC parameter; and
configure the feedback circuitry based on the RRC parameter.
4. The apparatus of claim 1 , wherein the value is −6 decibels (dB), −5 dB, −4 dB, −3 dB, or −2 dB.
5. The apparatus of claim 1 , wherein the value is −2 decibels (dB), −1 dB, 0 dB, or 1 dB.
6. The apparatus of claim 1 , wherein the UCI circuitry is to generate UCI that includes p-CSI for a plurality of serving cells and the feedback circuitry is to transmit the UCI in a subframe of a primary serving cell of the plurality of serving cells.
7. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset;
the UCI includes more than 11 bits, and the feedback circuitry is to
provide spatial orthogonal transmit diversity or dual Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
n
HARQ
+
(
n
CQI
+
sgn
(
n
CQI
)
*
∝
)
+
n
SR
-
1
3
where α is the CSI offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, n sR is a scheduling request bit, and
sgn
(
x
)
=
{
-
1
if
x
<
0
,
0
if
x
=
0
1
if
x
>
0
.
8. The apparatus of claim 7 , wherein the PUCCH format is a PUCCH format 3.
9. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset,
the UCI includes less than 12 bits, and the feedback circuitry is to:
provide single Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
n
HARQ
+
(
n
CQI
+
sgn
(
n
CQI
)
*
∝
)
+
n
SR
-
1
2
where α is the CSI offset, nHARQ is a number of HARQ-ACK bits, nCQI is a number of p-CSI bits, nSR is a scheduling request bit, and
sgn
(
x
)
=
{
-
1
if
x
<
0
,
0
if
x
=
0
1
if
x
>
0
.
10. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset,
the UCI includes more than 11 bits, and the feedback circuitry is to:
provide spatial orthogonal transmit diversity or dual Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
n
HARQ
+
n
~
CQI
+
n
SR
-
1
3
where α is the CSI offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, n SR is a scheduling request bit, ñ CQI =n CQI when n HARQ ≠0, and ñ CQI =n CQI +α when n HARQ =0.
11. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset,
the UCI includes less than 12 bits, and the feedback circuitry is to:
provide single Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
n
HARQ
+
n
~
CQI
+
n
SR
-
1
2
where α is the CSI offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, n SR is a scheduling request bit, ñ CQI =n CQI when n HARQ ≠0, and ñ CQI =n CQI +α when n HARQ =0.
12. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset,
the UCI includes more than 11 bits, and the feedback circuitry is to:
provide spatial orthogonal transmit diversity or dual Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
(
n
HARQ
+
β
)
+
(
n
CQI
+
∝
)
+
n
SR
-
1
3
where α is the CSI offset, β is a HARQ offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, and n SR is a scheduling request bit.
13. An apparatus comprising:
uplink control information (UCI) circuitry to generate uplink control information (UCI) that includes:
periodic channel state information (p-CSI) for a plurality of serving cells;
p-CSI for one or more channel state information (CSI)-processes; or
p-CSI for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information; and
feedback circuitry coupled with the UCI circuitry, the feedback circuitry to determine an uplink transmit power to transmit the UCI in a subframe with a physical uplink control channel (PUCCH) format that utilizes a quadrature phase shift keying modulation scheme and provides up to 48 bits per subframe,
wherein:
the feedback circuitry is to determine the uplink transmit power based on a CSI offset,
the UCI includes less than 12 bits, and the feedback circuitry is to:
provide single Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
(
n
HARQ
+
β
)
+
(
n
CQI
+
∝
)
+
n
SR
-
1
2
where α is the CSI offset, β is a HARQ offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, and n SR is a scheduling request bit.
14. One or more non-transitory, computer-readable media having instructions that, when executed, cause a user equipment to comprising:
generate first uplink control information (UCI) that includes periodic channel state information (p-CSI) for a plurality of serving cells, a plurality of channel state information (CSI) processes, or for a single serving cell and hybrid automatic repeat request—acknowledgment (HARQ-ACK) information, and
generate second UCI that includes HARQ-ACK information without p-CSI;
determine a first uplink transmit power to transmit the first UCI in a subframe with a physical uplink control channel (PUCCH) format 3 based on a CSI parameter, and
determine a second uplink transmit power to transmit the second UCI based on a HARQ-ACK parameter
wherein the CSI parameter is a radio resource control (RRC) parameter the provides a delta F offset that is a value provided for PUCCH format 3 and is relative to PUCCH format 1a and the value is selected from a set consisting of −6 decibels (dB), −5 dB, −4 dB, −3 dB, −2 dB, −1 dB, 0 dB, and 1 dB.
15. The one or more non-transitory, computer-readable media of claim 14 , wherein the UCI includes more than 11 bits, the CSI parameter is a CSI offset, and instructions, when executed, cause the UE to:
provide spatial orthogonal transmit diversity or dual Reed Muller coding; and
determine the uplink transmit power based on
h
(
n
CQI
,
n
HARQ
,
n
SR
)
=
n
HARQ
+
(
n
CQI
+
sgn
(
n
CQI
)
*
∝
)
+
n
SR
-
1
3
where α is the CSI offset, n HARQ is a number of HARQ-ACK bits, n CQI is a number of p-CSI bits, n SR is a scheduling request bit, and
and
sgn
(
x
)
=
{
-
1
if
x
<
0
,
0
if
x
=
0
1
if
x
>
0
.
16. The one or more non-transitory, computer-readable media of claim 14 , wherein the value is −6 decibels (dB), −5 dB, −4 dB, −3 dB, or −2 dB.
17. The one or more non-transitory, computer-readable media of claim 14 , wherein the value is −2 decibels (dB), −1 dB, 0 dB, or 1 dB.
18. A user equipment comprising:
the one or more non-transitory computer-readable media of claim 14 ;
one or more processors coupled with the one or more computer-readable media to execute the instructions; and
a touchscreen user interface.