# US 12,004,091 B2 · Physical channel processing capability for power states

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- Number: US 12,004,091 B2
- Document ID: US12004091B2
- Status: Granted
- Kind: B2
- Application number: 17/674,065
- Filed: 2022-02-17
- Published: 2022-06-02
- Granted: 2024-06-04
- Earliest claimed: 2019-07-31
- Assignees: Ofinno, LLC
- Applicants: Ofinno, LLC
- Inventors: Hua Zhou; Esmael Hejazi Dinan; Hyoungsuk Jeon; Ali Cagatay Cirik; Yunjung Yi; Alireza Babaei; Youngwoo Kwak; Kai Xu; Kyungmin Park
- Web page: https://patentgrep.com/patent/US12004091B2

## CPC

- H04W 52/386: {centralized, e.g. when the radio network controller or equivalent takes part in the power control}
- H04L 1/1854: {Scheduling and prioritising arrangements}
- H04W 52/0206: {in access points, e.g. base stations}
- H04W 52/325: {Power control of control or pilot channels}
- H04W 72/0473: {the resource being transmission power}
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04L 1/1864: {ARQ related signaling (H04L1/1607 takes precedence)}
- Y02D 30/70: in wireless communication networks
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

A wireless device receives one or more radio resource control messages including: a first processing time threshold, associated with a first power state of a cell, that is applicable to a gap between receiving a transport block (TB) and transmitting an acknowledgement; and a second processing time threshold, associated with a second power state of the cell, that is applicable to a gap between receiving a TB and transmitting an acknowledgement. Based on the first processing time threshold, a first TB received on the cell in the first power state is processed. A command is received indicating transitioning from the first power state to the second power state. In response to transitioning to the second power state and based on the second processing time threshold, a second TB received on the cell is processed.

## Claims

### Claim 1

A method comprising:
receiving, by a wireless device, one or more radio resource control (RRC) messages comprising:
a first processing time threshold, associated with a first power state of a cell, that is applicable to a gap between receiving a transport block (TB) and transmitting an acknowledgement; and
a second processing time threshold, associated with a second power state of the cell, that is applicable to a gap between receiving a TB and transmitting an acknowledgement;
processing, based on the first processing time threshold, a first TB received on the cell in the first power state;
receiving a command indicating transitioning from the first power state to the second power state; and
processing, in response to transitioning to the second power state and based on the second processing time threshold, a second TB received on the cell.

### Claim 2 (depends on 1)

The method of claim 1, wherein the one or more RRC messages comprise:
a first physical downlink shared channel (PDSCH) processing capability value that indicates the first processing time threshold; and
a second PDSCH processing capability value that indicates the second processing time threshold.

### Claim 3 (depends on 1)

The method of claim 1, wherein the first power state comprises a time duration during which the cell is in an active state, wherein the second power state comprises a power saving state of the cell, and wherein the method further comprises:
switching to the power saving state on an active BWP of the cell in response to transitioning from the first power state to the second power state.

### Claim 4 (depends on 1)

The method of claim 1, further comprising switching from a first bandwidth part (BWP), of the cell, to a second BWP, of the cell, as being in an active state in response to transitioning from the first power state to the second power state.

### Claim 5 (depends on 1)

The method of claim 1, wherein the one or more RRC messages indicate that the second processing time threshold is associated with a bandwidth part (BWP) of the cell, and wherein the second TB is processed based on the second processing time threshold further in response to:
the second processing time threshold being associated with the BWP of the cell; and
the BWP being in an active state.

### Claim 6 (depends on 1)

The method of claim 1, wherein the processing the second TB comprises one of:
transmitting a first acknowledgement for the second TB in response to a timing value, indicated by a hybrid automatic repeat request (HARQ) feedback timing indicator of a downlink control information (DCI) scheduling the second TB, being greater than the second processing time threshold; or
not transmitting a first acknowledgement for the second TB in response to a timing value, indicated by a HARQ feedback timing indicator of a DCI scheduling the second TB, being less than the second processing time threshold.

### Claim 7

A method comprising:
transmitting, by a base station to a wireless device, one or more radio resource control (RRC) messages comprising:
a first processing time threshold, associated with a first power state of a cell, that is applicable to a gap between receiving a transport block (TB) and transmitting an acknowledgement; and
a second processing time threshold, associated with a second power state of the cell, that is applicable to a gap between receiving a TB and transmitting an acknowledgement;
receiving, from the wireless device and based on the first processing time threshold, a first acknowledgement for a first TB transmitted on the cell in the first power state;
transmitting a command indicating transitioning the wireless device from the first power state to the second power state; and
receiving, from the wireless device in the second power state and based on the second processing time threshold, a second acknowledgement for a second TB transmitted on the cell.

### Claim 8 (depends on 7)

The method of claim 7, wherein the one or more RRC messages comprise:
a first physical downlink shared channel (PDSCH) processing capability value that indicates the first processing time threshold; and
a second PDSCH processing capability value that indicates the second processing time threshold.

### Claim 9 (depends on 7)

The method of claim 7, wherein the first power state comprises a time duration during which the cell is in an active state, and wherein the second power state comprises a power saving state of the cell.

### Claim 10 (depends on 9)

The method of claim 9, further comprising switching, for the wireless device, to the power saving state on an active BWP of the cell in response to transitioning from the first power state to the second power state.

### Claim 11 (depends on 7)

The method of claim 7, further comprising switching, for the wireless device, from a first bandwidth part (BWP), of the cell, to a second BWP, of the cell, as being in an active state in response to transitioning from the first power state to the second power state.

### Claim 12 (depends on 7)

The method of claim 7, wherein the one or more RRC messages indicate that the second processing time threshold is associated with a bandwidth part (BWP) of the cell, and wherein the second acknowledgement is received based on the second processing time threshold further in response to:
the second processing time threshold being associated with the BWP of the cell; and
the BWP being in an active state.

### Claim 13 (depends on 7)

The method of claim 7, wherein the receiving the second acknowledgement comprises receiving the second acknowledgement for the second TB in response to a timing value, indicated by a hybrid automatic repeat request (HARQ) feedback timing indicator of a downlink control information (DCI) scheduling the second TB, being greater than the second processing time threshold.

### Claim 14

A base station comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the base station to:
transmit, to a wireless device, one or more radio resource control (RRC) messages comprising:
a first processing time threshold, associated with a first power state of a cell, that is applicable to a gap between receiving a transport block (TB) and transmitting an acknowledgement; and
a second processing time threshold, associated with a second power state of the cell, that is applicable to a gap between receiving a TB and transmitting an acknowledgement;
receive, from the wireless device and based on the first processing time threshold, a first acknowledgement for a first TB transmitted on the cell in the first power state;
transmit a command indicating transitioning the wireless device from the first power state to the second power state; and
receive, from the wireless device in the second power state and based on the second processing time threshold, a second acknowledgement for a second TB transmitted on the cell.

### Claim 15 (depends on 14)

The base station of claim 14, wherein the one or more RRC messages comprise:
a first physical downlink shared channel (PDSCH) processing capability value that indicates the first processing time threshold; and
a second PDSCH processing capability value that indicates the second processing time threshold.

### Claim 16 (depends on 14)

The base station of claim 14, wherein the first power state comprises a time duration during which the cell is in an active state, and wherein the second power state comprises a power saving state of the cell.

### Claim 17 (depends on 16)

The base station of claim 16, wherein the instructions further cause the base station to switch, for the wireless device, to the power saving state on an active BWP of the cell in response to transitioning from the first power state to the second power state.

### Claim 18 (depends on 14)

The base station of claim 14, wherein the instructions further cause the base station to switch, for the wireless device, from a first bandwidth part (BWP), of the cell, to a second BWP, of the cell, as being in an active state in response to transitioning from the first power state to the second power state.

### Claim 19 (depends on 14)

The base station of claim 14, wherein the one or more RRC messages indicate that the second processing time threshold is associated with a bandwidth part (BWP) of the cell, and wherein the second acknowledgement is received based on the second processing time threshold further in response to:
the second processing time threshold being associated with the BWP of the cell; and
the BWP being in an active state.

### Claim 20 (depends on 14)

The base station of claim 14, wherein to the second acknowledgement for the second TB is received in response to a timing value, indicated by a hybrid automatic repeat request (HARQ) feedback timing indicator of a downlink control information (DCI) scheduling the second TB, being greater than the second processing time threshold.
