IP Library › Granted Patent US 12684336
Granted Patent B2
US 12684336 · App. 18/681,329 · Granted Jul 14, 2026

Terminal capability reporting method and apparatus, and storage medium

Inventor: Wei Hong (Beijing, CN)
Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
H04W8/22
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Quick Facts
Patent No.
US 12684336
App. No.
18/681,329
Granted
Jul 14, 2026
Kind
B2
Abstract

A terminal capability reporting method includes: reporting a terminal capability of the multi-card terminal to a base station.

Claims (72)

1 . A terminal capability reporting method, performed by a multi-card terminal, and comprising:

reporting a terminal capability of the multi-card terminal to a base station;

wherein reporting the terminal capability of the multi-card terminal to the base station comprises:

reporting a first terminal capability configured for a first SIM card to the base station, wherein the first SIM card is a SIM card that establishes a radio resource control (RRC) connection with the base station on the multi-card terminal;

reporting a second terminal capability pre-configured or configured for a second SIM card to the base station, wherein the second SIM card is a SIM card that establishes an RRC connection with other base station and is different from the first SIM card on the multi-card terminal;

wherein the method further comprises:

in response to determining that a status of the second SIM card has changed, determining that the first terminal capability configured for the first SIM card needs to be changed;

wherein reporting the terminal capability of the multi-card terminal to the base station comprises any one of:

changing the first terminal capability configured for the first SIM card to a third terminal capability, and reporting the third terminal capability to the base station through terminal assistance information signaling or terminal capability information signaling; and

transmitting terminal capability change signaling to the base station, wherein the terminal capability change signaling comprises the third terminal capability configured for the first SIM card;

wherein the method further comprises:

reporting a reason for changing the first terminal capability to the base station, wherein the reason for changing the first terminal capability is due to a change in a status of the second SIM card on the multi-card terminal;

wherein the method further comprises:

starting a timer; and

in response to receiving confirmation change signaling transmitted by the base station before the timer expires, changing the first terminal capability configured for the first SIM card to the third terminal capability, wherein a timing duration of the timer is determined by protocol agreement or configured by the base station,

wherein the method further comprises:

in response to determining that the confirmation change signaling transmitted by the base station is not received until the timer expires, changing the first terminal capability configured for the first SIM card to the third terminal capability.

2 . The method of claim 1 , further comprising:

receiving target signaling transmitted by the base station for enquiring about the terminal capability of the multi-card terminal, wherein the target signaling is configured to instruct the multi-card terminal to report the terminal capability;

wherein reporting the terminal capability of the multi-card terminal to the base station comprises:

reporting, based on the target signaling, the terminal capability of the multi-card terminal to the base station.

3 . The method of claim 2 , wherein the target signaling is configured to enquire about at least one of:

whether a terminal is a multi-card terminal;

whether data transmission simultaneously through two or more transmitting antennas is supported;

whether data reception simultaneously through two or more receiving antennas is supported; or

the terminal capability configured for at least one subscriber identity module (SIM) card,

wherein reporting, based on the target signaling, the terminal capability of the multi-card terminal to the base station comprises:

reporting the terminal capability enquired by the target signaling to the base station.

4 . The method of claim 3 , wherein reporting the terminal capability of the multi-card terminal to the base station further comprises:

reporting an overall terminal capability of the multi-card terminal to the base station.

5 . A terminal capability reporting method, performed by a base station, and comprising:

receiving a terminal capability of a multi-card terminal reported to the base station by the multi-card terminal;

wherein receiving the terminal capability of the multi-card terminal reported to the base station by the multi-card terminal comprises:

receiving a first terminal capability configured for a first SIM card reported to the base station by the multi-card terminal, wherein the first SIM card is a SIM card that establishes a radio resource control (RRC) connection with the base station on the multi-card terminal;

receiving a second terminal capability pre-configured or configured for a second SIM card reported to the base station by the multi-card terminal, wherein the second SIM card is a SIM card that establishes an RRC connection with other base station and is different from the first SIM card on the multi-card terminal;

wherein receiving the terminal capability of the multi-card terminal reported to the base station by the multi-card terminal comprises any one of:

receiving a third terminal capability reported by the multi-card terminal through terminal assistance information signaling or terminal capability information signaling when the multi-card terminal determines that the first terminal capability configured for a first SIM card needs to be changed, wherein the third terminal capability is configured for the first SIM card after a status of the first SIM card is changed; and

receiving terminal capability change signaling reported to the base station by the multi-card terminal, wherein the terminal capability change signaling comprises the third terminal capability configured for the first SIM card;

wherein the method further comprises:

receiving a reason for changing the first terminal capability reported by the multi-card terminal, wherein the reason for changing the first terminal capability is due to a change in a status of the second SIM card on the multi-card terminal;

wherein the method further comprises:

transmitting, based on the terminal capability change signaling, confirmation change signaling to the multi-card terminal.

6 . The method of claim 5 , further comprising, before receiving the terminal capability of the multi-card terminal reported to the base station by the multi-card terminal:

transmitting target signaling for enquiring about the terminal capability of the multi-card terminal to the multi-card terminal, wherein the target signaling is configured to instruct the multi-card terminal to report the terminal capability.

7 . The method of claim 6 , wherein receiving the terminal capability of the multi-card terminal reported to the base station by the multi-card terminal comprises:

receiving the terminal capability enquired by the target signaling and reported to the base station by the multi-card terminal.

8 . The method of claim 7 , wherein receiving the terminal capability of the multi-card terminal reported to the base station by the multi-card terminal further comprises:

receiving an overall terminal capability of the multi-card terminal reported to the base station by the multi-card terminal.

9 . A terminal capability reporting device, comprising:

a processor; and

a memory storing instructions executable by the processor,

wherein the processor is configured to, when executing the instructions, perform operations comprising:

reporting a terminal capability of a multi-card terminal to a base station;

wherein reporting the terminal capability of the multi-card terminal to the base station comprises:

reporting a first terminal capability configured for a first SIM card to the base station, wherein the first SIM card is a SIM card that establishes a radio resource control (RRC) connection with the base station on the multi-card terminal;

reporting a second terminal capability pre-configured or configured for a second SIM card to the base station, wherein the second SIM card is a SIM card that establishes an RRC connection with other base station and is different from the first SIM card on the multi-card terminal;

wherein the operations further comprise:

in response to determining that a status of the second SIM card has changed determining that the first terminal capability configured for the first SIM card needs to be changed;

wherein reporting the terminal capability of the multi-card terminal to the base station comprises any one of:

changing the first terminal capability configured for the first SIM card to a third terminal capability, and reporting the third terminal capability to the base station through terminal assistance information signaling or terminal capability information signaling; and

transmitting terminal capability change signaling to the base station, wherein the terminal capability change signaling comprises the third terminal capability configured for the first SIM card;

wherein the operations further comprise:

reporting a reason for changing the first terminal capability to the base station, wherein the reason for changing the first terminal capability is due to a change in a status of the second SIM card on the multi-card terminal;

wherein the operations further comprise:

starting a timer; and

in response to receiving confirmation change signaling transmitted by the base station before the timer expires, changing the first terminal capability configured for the first SIM card to the third terminal capability, wherein a timing duration of the timer is determined by protocol agreement or configured by the base station,

wherein the operations further comprise:

in response to determining that the confirmation change signaling transmitted by the base station is not received until the timer expires, changing the first terminal capability configured for the first SIM card to the third terminal capability.

10 . A terminal capability reporting device, comprising:

a processor; and

a memory storing instructions executable by the processor,

wherein the processor is configured to, when executing the instructions, perform the method of claim 5 .