# US 12,003,446 B2 · Dynamic network power mode switching and timeline

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- Number: US 12,003,446 B2
- Document ID: US12003446B2
- Status: Granted
- Kind: B2
- Application number: 17/451,146
- Filed: 2021-10-15
- Published: 2023-04-20
- Granted: 2024-06-04
- Earliest claimed: 2021-10-15
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Ahmed Attia Abotabl; Hung Dinh Ly; Yongjun Kwak; Yuchul Kim; Hwan Joon Kwon
- Web page: https://patentgrep.com/patent/US12003446B2

## CPC

- H04L 5/0048: {Allocation of pilot signals, i.e. of signals known to the receiver (allocation of control signalling H04L5/0053; use of control signalling H04L5/0091)}
- H04W 52/0216: {using a pre-established activity schedule, e.g. traffic indication frame}
- H04L 5/0098: {Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands}
- H04W 36/0072: {of resource information of target access point}
- H04W 52/0229: {where the received signal is a wanted signal}
- H04W 52/34: TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
- H04W 72/0473: {the resource being transmission power}
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 52/386: {centralized, e.g. when the radio network controller or equivalent takes part in the power control}
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

A user equipment (UE) receives, from a base station, a network power mode configuration and receive control signaling indicating for the UE to switch to the network power mode configuration. The UE communicates with the base station based on the network power mode configuration in response to the control signaling. A base station transmits, to a UE, a network power mode configuration, and transmits control signaling indicating for the UE to switch to the network power mode configuration. The base station communicates with the UE based on the network power mode configuration in response to the control signaling.

## Claims

### Claim 1

An apparatus for wireless communication at a user equipment (UE), comprising:
memory; and
at least one processor coupled to the memory, the at least one processor configured to cause the UE to:
receive, from a base station, a network power mode configuration corresponding to a mode of operation of the base station that affects a power consumption of the base station;
receive control signaling indicating for the UE to switch to the network power mode configuration associated with the mode of operation of the base station; and
communicate with the base station based on the network power mode configuration in response to the control signaling.

### Claim 2 (depends on 1)

The apparatus of claim 1, wherein the control signaling corresponds to a group common DCI (GC-DCI).

### Claim 3 (depends on 2)

The apparatus of claim 2, wherein the GC-DCI includes a radio network temporary identifier (RNTI) associated with switching between network power modes.

### Claim 4 (depends on 1)

The apparatus of claim 1, wherein the control signaling schedules a physical downlink shared channel (PDSCH) and indicates for the UE to switch to the network power mode configuration during a period of time based on the PDSCH scheduled by the control signaling.

### Claim 5 (depends on 1)

The apparatus of claim 1, wherein the network power mode configuration is a first network power mode configuration, the at least one processor being further configured to cause the UE to:
receive, in radio resource control (RRC) signaling, multiple network power mode configurations including the first network power mode configuration, the control signaling indicating for the UE to switch to the first network power mode configuration from the multiple network power mode configurations.

### Claim 6 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive a configuration of a time period between reception of the control signaling and communication with the base station based on the network power mode configuration indicated in the control signaling.

### Claim 7 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive a configuration of multiple time periods between reception of the control signaling and communication with the base station based on the network power mode configuration, and
receive an indication of one of the multiple time periods in the control signaling.

### Claim 8 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive an indication of a time period in the control signaling, the time period extending between reception of the control signaling and communication with the base station based on the network power mode configuration indicated in the control signaling.

### Claim 9 (depends on 8)

The apparatus of claim 8, wherein the control signaling indicates a number of symbols, slots, frames, or milliseconds for the time period.

### Claim 10 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive a first indication of a time between reception of the control signaling and a time gap associated with a switch between network power mode configurations.

### Claim 11 (depends on 10)

The apparatus of claim 10, wherein the at least one processor is further configured to cause the UE to:
receive a second indication of a length of the time gap associated with the switch between the network power mode configurations.

### Claim 12 (depends on 10)

The apparatus of claim 10, wherein the at least one processor is further configured to cause the UE to:
communicate with the base station based on a current network power mode configuration during the time between the reception of the control signaling and the time gap.

### Claim 13 (depends on 10)

The apparatus of claim 10, wherein the at least one processor is further configured to cause the UE to:
communicate with the base station based on a switching gap configuration during the time gap associated with the switch between the network power mode configurations.

### Claim 14 (depends on 13)

The apparatus of claim 13, wherein the at least one processor is further configured to cause the UE to:
communicate with the base station based on the switching gap configuration between the reception of the control signaling and the time gap based on an absence of downlink or uplink scheduling for the UE.

### Claim 15 (depends on 13)

The apparatus of claim 13, wherein the at least one processor is further configured to cause the UE to:
receive the switching gap configuration in radio resource control (RRC) signaling, the switching gap configuration indicating one or more UE behaviors for the UE to apply during the time gap associated with the switch between the network power mode configurations.

### Claim 16 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive an indication of a time between reception of the control signaling and a switch to the network power mode configuration.

### Claim 17 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive a condition for switching between network power mode configurations, communication with the base station being based on the network power mode configuration indicated in the control signaling being based on the condition being met.

### Claim 18 (depends on 1)

The apparatus of claim 1, wherein the at least one processor is further configured to cause the UE to:
receive a set of conditions for switching between network power mode configurations, the control signaling indicating at least one of the set of conditions to be met in order to switch to the network power mode configuration indicated in the control signaling.

### Claim 19

A method of wireless communication at a user equipment (UE), comprising:
receiving, from a base station, a network power mode configuration corresponding to a mode of operation of the base station that affects a power consumption of the base station;
receiving control signaling indicating for the UE to switch to the network power mode configuration associated with the mode of operation of the base station; and
communicating with the base station based on the network power mode configuration in response to the control signaling.

### Claim 20

An apparatus for wireless communication at a base station, comprising:
memory; and
at least one processor coupled to the memory, the at least one processor configured to cause the base station to:
transmit, to a UE, a network power mode configuration corresponding to a mode of operation of the base station that affects a power consumption of the base station;
transmit control signaling indicating for the UE to switch to the network power mode configuration associated with the mode of operation of the base station; and
communicate with the UE based on the network power mode configuration in response to the control signaling.

### Claim 21 (depends on 20)

The apparatus of claim 20, wherein the control signaling corresponds to a group common DCI (GC-DCI).

### Claim 22 (depends on 20)

The apparatus of claim 20, wherein the control signaling schedules a physical downlink shared channel (PDSCH) and indicates for the UE to switch to the network power mode configuration during a period of time based on the PDSCH scheduled by the control signaling.

### Claim 23 (depends on 20)

The apparatus of claim 20, wherein the network power mode configuration is a first network power mode configuration, the at least one processor being further configured to cause the base station to:
transmit, in radio resource control (RRC) signaling, multiple network power mode configurations including the first network power mode configuration, the control signaling indicating for the UE to switch to the first network power mode configuration from the multiple network power mode configurations.

### Claim 24 (depends on 20)

The apparatus of claim 20, wherein the at least one processor is further configured to cause the base station to:
transmit a configuration of a time period between the control signaling and communication with the UE based on the network power mode configuration indicated in the control signaling.

### Claim 25 (depends on 20)

The apparatus of claim 20, wherein the at least one processor is further configured to cause the base station to:
transmit a configuration of multiple time periods between the control signaling and communication with the UE based on the network power mode configuration, and
transmit an indication of one of the multiple time periods in the control signaling.

### Claim 26 (depends on 20)

The apparatus of claim 20, wherein the at least one processor is further configured to cause the base station to:
transmit an indication of a time period in the control signaling, the time period extending between the control signaling and communication with the UE based on the network power mode configuration indicated in the control signaling.

### Claim 27 (depends on 20)

The apparatus of claim 20, wherein the at least one processor is further configured to cause the base station to:
transmit a first indication of a time between reception of the control signaling and a time gap associated with a switch between network power mode configurations; and
transmit a second indication of a length of the time gap associated with the switch between the network power mode configurations.

### Claim 28 (depends on 27)

The apparatus of claim 27, wherein the at least one processor is further configured to cause the base station to perform at least one of:
communicate with the UE based on a current network power mode configuration during the time between the control signaling and the time gap; or
communicate with the UE based on a switching gap configuration during the time gap associated with the switch between the network power mode configurations.

### Claim 29 (depends on 20)

The apparatus of claim 20, wherein the at least one processor is further configured to cause the base station to:
transmit a set of conditions for switching between network power mode configurations, the control signaling indicating at least one of the set of conditions to be met in order to switch to the network power mode configuration indicated in the control signaling.

### Claim 30

A method of wireless communication at a base station, comprising:
transmitting, to a UE, a network power mode configuration corresponding to a mode of operation of the base station that affects a power consumption of the base station;
transmitting control signaling indicating for the UE to switch to the network power mode configuration associated with the mode of operation of the base station; and
communicating with the UE based on the network power mode configuration in response to the control signaling.
