# US 2025/0098019 A1 · Resource allocation for mobile terminated data transmission in inactive state

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- Number: US 2025/0098019 A1
- Document ID: US20250098019A1
- Status: Published application
- Kind: A1
- Application number: 18/728,073
- Filed: 2023-01-09
- Published: 2025-03-20
- Earliest claimed: 2022-01-10
- Assignees: Parsa Wireless Communications LLC
- Applicants: Parsa Wireless Communications LLC
- Inventors: Alireza Babaei
- Web page: https://patentgrep.com/patent/US20250098019A1

## CPC

- H04W 76/27: Transitions between radio resource control [RRC] states
- H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA
- H04W 72/11: Semi-persistent scheduling
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

A method of resource allocation for mobile terminated (MT) data transmission includes steps or acts of receiving, by a user equipment (UE), at least one message comprising configuration parameters for the MT data transmission in a radio resource control (RRC) inactive state, determining, based on the configuration parameters, radio resources associated with the MT data and receiving the MT data based on the radio resources and while the UE is in the RRC inactive state.

## Claims

### Claim 1

A method of resource allocation for mobile terminated (MT) data transmission, comprising the steps of:
receiving, by a user equipment (UE), at least one message comprising configuration parameters for the MT data transmission in a radio resource control (RRC) inactive state;
determining, based on the configuration parameters, radio resources associated with the MT data; and
receiving the MT data based on the radio resources and while the UE is in the RRC inactive state.

### Claim 2 (depends on 1)

The method of claim 1, wherein the user equipment (UE) receives the at least one message while in a radio resource control (RRC) connected state.

### Claim 3 (depends on 2)

The method of claim 2, wherein the at least one message comprises a first radio resource control (RRC) message.

### Claim 4 (depends on 3)

The method of claim 3, wherein the first radio resource control (RRC) message is a RRC release message indicating transitioning from the RRC connected state to the RRC inactive state.

### Claim 5 (depends on 4)

The method of claim 4, wherein the radio resource control (RRC) release message comprises the configuration parameters.

### Claim 6 (depends on 4)

The method of claim 4, wherein the radio resource control (RRC) release message comprises a suspend config information element (IE) indicating the transitioning from the RRC connected state to the RRC inactive state.

### Claim 7 (depends on 6)

The method of claim 6, wherein the suspend config information element (IE) comprises the configuration parameters.

### Claim 8 (depends on 6)

The method of claim 6, wherein the suspend config information element (IE) comprises first parameters for operation of the user equipment (UE) in the radio resource control (RRC) inactive state.

### Claim 9 (depends on 1)

The method of claim 1, wherein the configuration parameters indicate radio resources of at least one downlink grant for receiving the mobile terminated (MT) data.

### Claim 10 (depends on 9)

The method of claim 9, wherein:
the configuration parameters comprise semi-persistent scheduling (SPS) configuration parameters; and
determining the radio resources is based on the SPS configuration parameters.

### Claim 11 (depends on 10)

The method of claim 10, wherein the semi-persistent scheduling (SPS) configuration parameters comprise a periodicity parameter indicating a separation between two consecutive downlink grants.

### Claim 12 (depends on 10)

The method of claim 10, wherein the semi-persistent scheduling (SPS) configuration parameters indicate a frequency domain resource allocation used in determining the at least one downlink grant.

### Claim 13 (depends on 9)

The method of claim 9, wherein the configuration parameters indicate a frequency domain resource allocation used in determining the at least one downlink grant.

### Claim 14 (depends on 9)

The method of claim 9, wherein the at least one downlink grant starts on or after an offset from the at least one message.

### Claim 15 (depends on 14)

The method of claim 14, wherein the offset is based on a processing time of the at least one message.

### Claim 16 (depends on 15)

The method of claim 15, wherein the processing time is based on a user equipment (UE) capability.

### Claim 17 (depends on 14)

The method of claim 14, wherein the offset is based on a configuration parameter.

### Claim 18 (depends on 14)

The method of claim 14, wherein the offset is a pre-configured value.

### Claim at position 19

-32. (canceled)

### Claim 33 (depends on 30)

The method of claim 30, further comprising:
transmitting a radio resource control (RRC) resume request message in response to receiving the mobile terminated (MT) notification message; and
receiving an RRC release message comprising the mobile terminated (MT) data.

### Claim 34

A method of resource allocation for mobile terminated (MT) data transmission comprising:
receiving, by a user equipment (UE) in a radio resource control (RRC) inactive state, a downlink control information (DCI) comprising scheduling information for a paging message; and
receiving the paging message based on the DCI, wherein the paging message comprises an upper layer container comprising a small data transmission (SDT) payload for the UE.
