# US 12,193,022 B2 · Discontinuous reception in jitter-affected scenarios

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- Number: US 12,193,022 B2
- Document ID: US12193022B2
- Status: Granted
- Kind: B2
- Application number: 17/658,569
- Filed: 2022-04-08
- Published: 2023-10-12
- Granted: 2025-01-07
- Earliest claimed: 2022-04-08
- Assignees: QUALCOMM Incorporated
- Applicants: QUALCOMM Incorporated
- Inventors: Marcelo Schiocchet; Amrit Kharel; Kausik Ray Chaudhuri; Alexei Yurievitch Gorokhov
- Web page: https://patentgrep.com/patent/US12193022B2

## CPC

- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 76/27: Transitions between radio resource control [RRC] states
- H04W 76/28: Discontinuous transmission [DTX]; Discontinuous reception [DRX]
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, in an active state, a set of downlink grants or a set of uplink grants. The UE may transition from the active state to an inactive state based at least in part on satisfaction of a set of threshold conditions during the active state, the set of threshold conditions including at least one of a quantity of downlink grants in the set of downlink grants, a quantity of uplink grants in the set of uplink grants, or an inactivity time. Numerous other aspects are described.

## Claims

### Claim 1

An apparatus for wireless communication at a user equipment (UE), comprising:
one or more memories; and
one or more processors, coupled to the one or more memories, configured to:
receive, in an active state, a set of downlink grants or a set of uplink grants; and
transition from the active state to an inactive state before a scheduled transition time based at least in part on satisfaction of a set of threshold conditions during the active state,
wherein the set of threshold conditions includes at least one of receiving a quantity of downlink grants in the set of downlink grants or receiving a quantity of uplink grants in the set of uplink grants.

### Claim 2 (depends on 1)

The apparatus of claim 1, wherein the set of threshold conditions includes the quantity of downlink grants in the set of downlink grants satisfying a threshold.

### Claim 3 (depends on 1)

The apparatus of claim 1, wherein the set of threshold conditions includes the quantity of uplink grants in the set of uplink grants satisfying a threshold.

### Claim 4 (depends on 1)

The apparatus of claim 1, wherein the set of threshold conditions includes an inactivity time satisfying an inactivity time threshold.

### Claim 5 (depends on 1)

The apparatus of claim 1, wherein the one or more processors, to receive the set of downlink grants or the set of uplink grants, are configured to:
receive one or more burst transmissions identifying the set of downlink grants or the set of uplink grants.

### Claim 6 (depends on 1)

The apparatus of claim 1, wherein the one or more processors are further configured to:
receive a configuration for connected discontinuous reception (CDRX), the configuration indicating at least one threshold condition of the set of threshold conditions; and
wherein the one or more processors, to transition from the active state to the inactive state, are configured to:
transition from a CDRX on duration to a CDRX off duration, before a scheduled expiration of the CDRX on duration, based at least in part on the at least one threshold condition being satisfied.

### Claim 7 (depends on 1)

The apparatus of claim 1, wherein the one or more processors, to transition from the active state to the inactive state, are configured to:
transition from the active state to the inactive state when the UE has received the quantity of downlink grants or when the UE has received the quantity of uplink grants.

### Claim 8 (depends on 1)

The apparatus of claim 1, wherein the quantity of downlink grants is a minimum quantity of downlink grants to transition to the inactive state or the quantity of uplink grants is a minimum quantity of uplink grants to transition to the inactive state.

### Claim 9

An apparatus for wireless communication at a network entity, comprising:
one or more memories; and
one or more processors, coupled to the one or more memories, configured to:
transmit configuration information identifying a configuration for transition between an active state and an inactive state in a discontinuous reception mode before a scheduled transition time, the configuration information identifying a configuration relating to a set of threshold conditions,
wherein the set of threshold conditions includes at least one of receiving a quantity of downlink grants in the set of downlink grants or receiving a quantity of uplink grants in the set of uplink grants; and
transmit, in an active state, a set of downlink grants or a set of uplink grants.

### Claim 10 (depends on 9)

The apparatus of claim 9, wherein the set of threshold conditions includes the quantity of downlink grants in the set of downlink grants satisfying a threshold.

### Claim 11 (depends on 9)

The apparatus of claim 9, wherein the set of threshold conditions includes the quantity of uplink grants in the set of uplink grants satisfying a threshold.

### Claim 12 (depends on 9)

The apparatus of claim 9, wherein the set of threshold conditions includes an inactivity time satisfying an inactivity time threshold.

### Claim 13 (depends on 9)

The apparatus of claim 9, wherein the one or more processors, to transmit the set of downlink grants or the set of uplink grants, are configured to:
transmit one or more burst transmissions identifying the set of downlink grants or the set of uplink grants.

### Claim 14 (depends on 9)

The apparatus of claim 9, wherein the discontinuous reception mode is a connected discontinuous reception mode.

### Claim 15

A method of wireless communication performed by an apparatus of a user equipment (UE), comprising:
receiving, in an active state, a set of downlink grants or a set of uplink grants; and
transitioning from the active state to an inactive state before a scheduled transition time based at least in part on satisfaction of a set of threshold conditions during the active state,
wherein the set of threshold conditions includes at least one of receiving a quantity of downlink grants in the set of downlink grants or receiving a quantity of uplink grants in the set of uplink grants.

### Claim 16 (depends on 15)

The method of claim 15, wherein the set of threshold conditions includes the quantity of downlink grants in the set of downlink grants satisfying a threshold.

### Claim 17 (depends on 15)

The method of claim 15, wherein the set of threshold conditions includes the quantity of uplink grants in the set of uplink grants satisfying a threshold.

### Claim 18 (depends on 15)

The method of claim 15, wherein the set of threshold conditions includes an inactivity time satisfying an inactivity time threshold.

### Claim 19 (depends on 15)

The method of claim 15, wherein receiving the set of downlink grants or the set of uplink grants comprises:
receiving one or more burst transmissions identifying the set of downlink grants or the set of uplink grants.

### Claim 20 (depends on 15)

The method of claim 15, further comprising:
receiving a configuration for connected discontinuous reception (CDRX), the configuration indicating at least one threshold condition of the set of threshold conditions; and
wherein transitioning from the active state to the inactive state comprises:
transitioning from a CDRX on duration to a CDRX off duration, before a scheduled expiration of the CDRX on duration, based at least in part on the at least one threshold condition being satisfied.

### Claim 21 (depends on 15)

The method of claim 15, wherein transitioning from the active state to the inactive state comprises:
transitioning from the active state to the inactive state when the UE has received the quantity of downlink grants or when the UE has received the quantity of uplink grants.

### Claim 22 (depends on 15)

The method of claim 15, wherein the quantity of downlink grants is a minimum quantity of downlink grants to transition to the inactive state or the quantity of uplink grants is a minimum quantity of uplink grants to transition to the inactive state.

### Claim 23

A method of wireless communication performed by an apparatus of a network entity, comprising:
transmitting configuration information identifying a configuration for transition between an active state and an inactive state in a discontinuous reception mode before a scheduled transition time, the configuration information identifying a configuration relating to a set of threshold conditions,
wherein the set of threshold conditions includes at least one of receiving a quantity of downlink grants in the set of downlink grants or receiving a quantity of uplink grants in the set of uplink grants; and
transmitting, in an active state, a set of downlink grants or a set of uplink grants.

### Claim 24 (depends on 23)

The method of claim 23, wherein the set of threshold conditions includes the quantity of downlink grants in the set of downlink grants satisfying a threshold.

### Claim 25 (depends on 23)

The method of claim 23, wherein the set of threshold conditions includes the quantity of uplink grants in the set of uplink grants satisfying a threshold.

### Claim 26 (depends on 23)

The method of claim 23, wherein the set of threshold conditions includes an inactivity time satisfying an inactivity time threshold.

### Claim 27 (depends on 23)

The method of claim 23, wherein transmitting the set of downlink grants or the set of uplink grants comprises:
transmitting one or more burst transmissions identifying the set of downlink grants or the set of uplink grants.

### Claim 28 (depends on 23)

The method of claim 23, wherein the discontinuous reception mode is a connected discontinuous reception mode.
